/* ═══════════════════════════════════════════════════════════
   LIVORA — Design System v3
   Modern · Mobile-First · Animated · Clean
   Inspired by Linear, Revolut, N26
   ═══════════════════════════════════════════════════════════ */

/* ── Design Tokens ─────────────────────────────── */
:root {
  --primary:         #3B82F6;
  --primary-light:   #60A5FA;
  --primary-dark:    #2563EB;
  --primary-50:      #EFF6FF;
  --primary-100:     #DBEAFE;
  --primary-600:     #3B82F6;
  --primary-700:     #2563EB;
  --accent:          #F59E0B;
  --accent-light:    #FBBF24;
  --accent-dark:     #D97706;
  --accent-50:       #FFFBEB;
  --white:           #FFFFFF;
  --gray-25:         #FCFCFD;
  --gray-50:         #F8FAFC;
  --gray-100:        #F1F5F9;
  --gray-200:        #E2E8F0;
  --gray-300:        #CBD5E1;
  --gray-400:        #94A3B8;
  --gray-500:        #64748B;
  --gray-600:        #475569;
  --gray-700:        #334155;
  --gray-800:        #1E293B;
  --gray-900:        #0F172A;
  --gray-950:        #020617;
  --success:         #10B981;
  --success-bg:      #ECFDF5;
  --success-border:  #A7F3D0;
  --warning:         #F59E0B;
  --warning-bg:      #FFFBEB;
  --warning-border:  #FDE68A;
  --error:           #EF4444;
  --error-bg:        #FEF2F2;
  --error-border:    #FECACA;
  --info:            #3B82F6;
  --info-bg:         #EFF6FF;
  --info-border:     #BFDBFE;
  --bg:              #F8FAFC;
  --bg-card:         #FFFFFF;
  --bg-sidebar:      #0F172A;
  --bg-overlay:      rgba(15,23,42,0.6);
  --text:            #0F172A;
  --text-primary:    #0F172A;
  --text-secondary:  #374151;
  --text-muted:      #6B7280;
  --text-inverse:    #FFFFFF;
  --text-link:       #2563EB;
  --border:          #E2E8F0;
  --border-light:    #F1F5F9;
  --border-focus:    #2563EB;
  --radius-xs:       4px;
  --radius-sm:       6px;
  --radius:          8px;
  --radius-md:       10px;
  --radius-lg:       14px;
  --radius-xl:       18px;
  --radius-2xl:      24px;
  --radius-full:     9999px;
  --shadow-xs:       0 1px 2px rgba(0,0,0,0.04);
  --shadow-sm:       0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --shadow:          0 4px 6px -1px rgba(0,0,0,0.05), 0 2px 4px -2px rgba(0,0,0,0.03);
  --shadow-md:       0 8px 24px -4px rgba(0,0,0,0.08);
  --shadow-lg:       0 16px 40px -8px rgba(0,0,0,0.1);
  --shadow-xl:       0 24px 50px -12px rgba(0,0,0,0.15);
  --shadow-primary:  0 4px 16px rgba(37,99,235,0.2);
  --shadow-accent:   0 4px 16px rgba(245,158,11,0.2);
  --shadow-card:     0 1px 3px rgba(0,0,0,0.04), 0 0 0 1px rgba(0,0,0,0.02);
  --ease:            cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-out:        cubic-bezier(0, 0, 0.2, 1);
  --ease-spring:     cubic-bezier(0.34, 1.56, 0.64, 1);
  --dur-fast:        150ms;
  --dur:             200ms;
  --dur-md:          300ms;
  --dur-slow:        500ms;
  --z-dropdown:      100;
  --z-sticky:        200;
  --z-overlay:       300;
  --z-modal:         400;
  --z-toast:         500;
  --z-bottom-nav:    250;
  --font:            'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  --font-mono:       'JetBrains Mono', 'Fira Code', monospace;
  --navbar-h:        60px;
  --bottom-nav-h:    64px;
  --sidebar-w:       260px;
}

/* ── Reset ─────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; text-size-adjust: 100%; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; overflow-x: hidden; }
body {
  font-family: var(--font); background: var(--bg); color: var(--text);
  font-size: 15px; line-height: 1.65; min-height: 100dvh; overflow-x: hidden;
  -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale;
  letter-spacing: -0.01em;
}
body.sidebar-open { overflow: hidden; }
img, video, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; transition: color var(--dur); }
h1,h2,h3,h4,h5,h6 { line-height: 1.25; font-weight: 700; color: var(--text); letter-spacing: -0.02em; }
h1 { font-size: clamp(1.5rem, 4vw, 2.25rem); font-weight: 800; }
h2 { font-size: clamp(1.25rem, 3vw, 1.75rem); font-weight: 700; }
h3 { font-size: clamp(1rem, 2.5vw, 1.25rem); }
h4 { font-size: 1rem; }
p { color: var(--text-secondary); line-height: 1.7; }
::selection { background: rgba(37,99,235,0.12); color: var(--text); }
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--gray-300); border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: var(--gray-400); }
:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; border-radius: var(--radius-sm); }

/* ── Container ───────────────────────────────── */
.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 1rem; }
.container-sm { max-width: 640px; }
.container-lg { max-width: 1400px; }

/* ═══════════════════════════════════════════════════
   NAVBAR
   ═══════════════════════════════════════════════════ */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: var(--z-sticky);
  height: var(--navbar-h);
  transition: transform var(--dur-md) var(--ease), box-shadow var(--dur-md), background var(--dur-md);
}
.navbar.navbar-hidden { transform: translateY(-100%); }
.navbar-app {
  background: rgba(15,23,42,0.97);
  -webkit-backdrop-filter: blur(24px) saturate(1.6);
  backdrop-filter: blur(24px) saturate(1.6);
  border-bottom: 1px solid rgba(255,255,255,0.07);
  box-shadow: 0 1px 3px rgba(0,0,0,0.12);
}
.navbar.scrolled { box-shadow: 0 2px 20px rgba(0,0,0,0.15); }
.navbar-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 100%; padding: 0 1rem; max-width: 1400px; margin: 0 auto;
}
.navbar-left { display: flex; align-items: center; gap: 0.75rem; }
.navbar-logo {
  display: flex; align-items: center; gap: 0.5rem;
  font-weight: 800; letter-spacing: -0.01em; color: white; flex-shrink: 0;
}
.navbar-logo .logo-icon {
  width: 30px; height: 30px;
  background: linear-gradient(135deg, #3B82F6, #8B5CF6);
  border-radius: 8px; display: flex; align-items: center; justify-content: center;
  font-size: 0.85rem; color: white; font-weight: 800;
}
.navbar-logo .logo-text { font-size: 1.15rem; }
.navbar-actions { display: flex; align-items: center; gap: 0.6rem; }

/* Language Switch */
.lang-switch {
  display: flex; align-items: center; border-radius: var(--radius-full);
  overflow: hidden; background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.08); padding: 2px;
}
.lang-btn {
  font-size: 0.65rem; font-weight: 700; letter-spacing: 0.04em;
  padding: 0.25rem 0.55rem; color: rgba(255,255,255,0.45);
  transition: all var(--dur) var(--ease); text-transform: uppercase;
  background: none; border: none; cursor: pointer; font-family: var(--font);
  border-radius: var(--radius-full);
}
.lang-btn:hover { color: rgba(255,255,255,0.75); }
.lang-btn.active { color: white; background: linear-gradient(135deg, #3B82F6, #6366F1); box-shadow: 0 1px 4px rgba(59,130,246,0.4); }

/* User Menu */
.user-menu { display: flex; align-items: center; gap: 0.55rem; cursor: pointer; padding: 3px 8px 3px 3px; border-radius: var(--radius-full); transition: background var(--dur); }
.user-menu:hover { background: rgba(255,255,255,0.06); }
.user-avatar {
  width: 32px; height: 32px; border-radius: var(--radius-full);
  background: linear-gradient(135deg, #3B82F6, #8B5CF6);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.75rem; font-weight: 700; color: white;
  box-shadow: 0 0 0 2px rgba(59,130,246,0.25);
}
.user-name { font-size: 0.8rem; font-weight: 600; color: rgba(255,255,255,0.75); letter-spacing: 0.01em; }

/* Hamburger */
.hamburger {
  display: flex; flex-direction: column; justify-content: center;
  gap: 5px; width: 36px; height: 36px; padding: 8px;
  background: none; border: none; cursor: pointer; border-radius: var(--radius);
  transition: background var(--dur);
}
.hamburger:hover { background: rgba(255,255,255,0.08); }
.hamburger span {
  width: 100%; height: 2px; background: rgba(255,255,255,0.7);
  border-radius: 2px; transition: all 0.3s var(--ease); transform-origin: center;
}
.hamburger.open span:nth-child(1), .hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); background: white; }
.hamburger.open span:nth-child(2), .hamburger.active span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open span:nth-child(3), .hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); background: white; }

/* Guest Navbar */
.navbar:not(.navbar-app) {
  background: rgba(255,255,255,0.9);
  -webkit-backdrop-filter: blur(20px) saturate(1.5);
  backdrop-filter: blur(20px) saturate(1.5);
  border-bottom: 1px solid var(--border);
}
.navbar:not(.navbar-app) .navbar-logo { color: var(--text); }
.navbar:not(.navbar-app) .hamburger span { background: var(--gray-600); }
.navbar:not(.navbar-app) .hamburger.open span, .navbar:not(.navbar-app) .hamburger.active span { background: var(--gray-800); }
.navbar-links { display: none; align-items: center; gap: 0.15rem; }
.navbar-link {
  padding: 0.45rem 0.85rem; font-size: 0.87rem; font-weight: 500;
  color: var(--text-secondary); border-radius: var(--radius);
  transition: all var(--dur); white-space: nowrap;
}
.navbar-link:hover { color: var(--text); background: var(--gray-100); }
.navbar-link.active { color: var(--primary); background: var(--primary-50); }

/* Mobile Menu (guest) */
.mobile-menu {
  position: fixed; top: var(--navbar-h); left: 0; right: 0;
  background: rgba(255,255,255,0.98); -webkit-backdrop-filter: blur(20px); backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border); padding: 0; max-height: 0;
  overflow: hidden; opacity: 0; z-index: calc(var(--z-sticky) - 1);
  transition: max-height 0.4s var(--ease), opacity 0.3s, padding 0.3s;
  box-shadow: var(--shadow-lg);
}
.mobile-menu.open,.mobile-menu.active { max-height: 460px; opacity: 1; padding: 0.75rem; }
.mobile-menu-link {
  display: flex; align-items: center; gap: 0.75rem;
  padding: 0.75rem 1rem; border-radius: var(--radius);
  font-size: 0.9rem; font-weight: 500; color: var(--text-secondary);
  transition: all var(--dur);
}
.mobile-menu-link:hover,.mobile-menu-link.active { color: var(--primary); background: var(--primary-50); }
.mobile-divider { height: 1px; background: var(--border-light); margin: 0.5rem 0; }

/* ═══════════════════════════════════════════════════
   BUTTONS
   ═══════════════════════════════════════════════════ */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  font-family: var(--font); font-size: 0.85rem; font-weight: 600;
  padding: 0.55rem 1.1rem; border-radius: var(--radius-md);
  border: 1px solid transparent; cursor: pointer; white-space: nowrap;
  transition: all var(--dur) var(--ease); position: relative; overflow: hidden; line-height: 1.5;
}
.btn:active { transform: scale(0.96); }
.btn-primary { background: var(--primary); color: white; box-shadow: var(--shadow-primary); }
.btn-primary:hover { background: var(--primary-dark); box-shadow: 0 6px 20px rgba(37,99,235,0.3); transform: translateY(-1px); }
.btn-accent { background: var(--accent); color: white; box-shadow: var(--shadow-accent); }
.btn-accent:hover { background: var(--accent-dark); transform: translateY(-1px); }
.btn-secondary { background: white; color: var(--text); border-color: var(--border); box-shadow: var(--shadow-xs); }
.btn-secondary:hover { background: var(--gray-50); border-color: var(--gray-300); }
.btn-outline { background: transparent; color: var(--primary); border-color: var(--primary); }
.btn-outline:hover { background: var(--primary-50); }
.btn-ghost { background: transparent; color: var(--text-secondary); border-color: transparent; }
.btn-ghost:hover { color: var(--text); background: var(--gray-100); }
.btn-danger { background: var(--error); color: white; }
.btn-danger:hover { background: #DC2626; }
.btn-success { background: var(--success); color: white; }
.btn-success:hover { background: #059669; }
.btn-xs { font-size: 0.72rem; padding: 0.25rem 0.6rem; border-radius: var(--radius-sm); }
.btn-sm { font-size: 0.78rem; padding: 0.4rem 0.85rem; }
.btn-lg { font-size: 0.92rem; padding: 0.65rem 1.5rem; border-radius: var(--radius-lg); }
.btn-xl { font-size: 1rem; padding: 0.8rem 2rem; border-radius: var(--radius-lg); }
.btn-full { width: 100%; }
.btn-icon { width: 36px; height: 36px; border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; background: var(--gray-100); color: var(--text-secondary); transition: all var(--dur); border: none; cursor: pointer; flex-shrink: 0; padding: 0; }
.btn-icon:hover { background: var(--gray-200); color: var(--text); }

/* Ripple effect */
.ripple-effect {
  position: absolute; border-radius: 50%; background: rgba(255,255,255,0.3);
  width: 0; height: 0; transform: translate(-50%, -50%);
  animation: ripple 0.6s ease-out forwards; pointer-events: none;
}
@keyframes ripple { to { width: 200px; height: 200px; opacity: 0; } }

/* ═══════════════════════════════════════════════════
   CARDS
   ═══════════════════════════════════════════════════ */
.card {
  background: var(--bg-card); border: 1px solid var(--border-light);
  border-radius: var(--radius-lg); padding: 1.25rem;
  transition: all var(--dur-md) var(--ease); position: relative;
  box-shadow: var(--shadow-card);
}
.card:hover { box-shadow: var(--shadow-md); }
.card-hover:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); border-color: var(--primary-100); }
.card-sm { padding: 0.85rem; border-radius: var(--radius-md); }
.card-lg { padding: 1.75rem; border-radius: var(--radius-xl); }
.card-xl { padding: 2.5rem; border-radius: var(--radius-2xl); }
.card-flat { box-shadow: none; border: 1px solid var(--border); }
.card-flat:hover { box-shadow: var(--shadow-sm); }
.card-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1rem; gap: 0.75rem; }
.card-title { font-size: 0.88rem; font-weight: 700; color: var(--text); display: flex; align-items: center; gap: 0.5rem; }
.card-title .icon { font-size: 1.1rem; }
.card-accent { border-left: 3px solid var(--accent); }
.card-primary { border-left: 3px solid var(--primary); }
.card-success { border-left: 3px solid var(--success); }

/* ═══════════════════════════════════════════════════
   FORMS
   ═══════════════════════════════════════════════════ */
.form-group { margin-bottom: 1rem; }
.form-label { display: block; font-size: 0.8rem; font-weight: 600; color: var(--text); margin-bottom: 0.35rem; }
.form-hint { font-size: 0.72rem; color: var(--text-muted); margin-top: 0.25rem; }
.form-input {
  width: 100%; padding: 0.55rem 0.8rem; font-size: 0.88rem;
  font-family: var(--font); color: var(--text); background: white;
  border: 1.5px solid var(--border); border-radius: var(--radius-md);
  outline: none; transition: border-color var(--dur), box-shadow var(--dur);
}
.form-input::placeholder { color: var(--text-muted); }
.form-input:hover { border-color: var(--gray-300); }
.form-input:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(37,99,235,0.08); }
select.form-input {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2364748B' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 0.75rem center; padding-right: 2.5rem;
}

/* ═══════════════════════════════════════════════════
   BADGES
   ═══════════════════════════════════════════════════ */
.badge {
  display: inline-flex; align-items: center; gap: 0.3rem;
  font-size: 0.7rem; font-weight: 600; letter-spacing: 0.02em;
  padding: 0.2rem 0.55rem; border-radius: var(--radius-full); white-space: nowrap;
}
.badge-primary { background: var(--primary-50); color: var(--primary-700); }
.badge-success { background: var(--success-bg); color: var(--success); }
.badge-warning { background: var(--warning-bg); color: var(--warning); }
.badge-error { background: var(--error-bg); color: var(--error); }
.badge-info { background: var(--info-bg); color: var(--info); }
.badge-accent { background: var(--accent-50); color: var(--accent-dark); }
.badge-gray { background: var(--gray-100); color: var(--gray-600); }
.badge-dark { background: var(--gray-800); color: white; }

/* ═══════════════════════════════════════════════════
   ALERTS
   ═══════════════════════════════════════════════════ */
.alert {
  padding: 0.7rem 1rem; border-radius: var(--radius-md);
  font-size: 0.85rem; font-weight: 500; margin-bottom: 1rem;
  display: flex; align-items: center; gap: 0.6rem;
  animation: slideDown 0.4s var(--ease-spring) both;
  transition: opacity 0.4s, transform 0.4s;
}
.alert-close {
  margin-left: auto; background: none; border: none; font-size: 1.2rem;
  cursor: pointer; color: inherit; opacity: 0.5; padding: 0 0.25rem;
  transition: opacity var(--dur);
}
.alert-close:hover { opacity: 1; }
.alert-success { background: var(--success-bg); color: #065F46; border: 1px solid var(--success-border); }
.alert-error { background: var(--error-bg); color: #991B1B; border: 1px solid var(--error-border); }
.alert-warning { background: var(--warning-bg); color: #92400E; border: 1px solid var(--warning-border); }
.alert-info { background: var(--info-bg); color: #1E40AF; border: 1px solid var(--info-border); }

/* ═══════════════════════════════════════════════════
   SECTIONS
   ═══════════════════════════════════════════════════ */
.section { padding: clamp(3rem,8vw,5rem) 0; }
.section-header { text-align: center; margin-bottom: clamp(2rem,5vw,3rem); }
.section-overline {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-size: 0.72rem; font-weight: 700; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--primary); margin-bottom: 0.75rem;
  padding: 0.3rem 0.8rem; background: var(--primary-50);
  border-radius: var(--radius-full); border: 1px solid rgba(37,99,235,0.1);
}
.section-title { margin-bottom: 0.75rem; }
.section-subtitle { font-size: clamp(0.9rem,2vw,1rem); color: var(--text-muted); max-width: 600px; margin: 0 auto; line-height: 1.7; }
.divider { width: 100%; height: 1px; background: var(--border); }

/* ═══════════════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════════════ */
.footer { background: var(--gray-900); color: var(--gray-400); padding: 3rem 0 2rem; }
.footer-grid { display: grid; grid-template-columns: 1fr; gap: 2rem; margin-bottom: 2rem; }
.footer-brand { display: flex; align-items: center; gap: 0.5rem; font-size: 1.2rem; font-weight: 800; color: white; margin-bottom: 0.75rem; }
.footer-desc { font-size: 0.85rem; line-height: 1.7; color: var(--gray-400); max-width: 280px; }
.footer-heading { font-size: 0.72rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--gray-300); margin-bottom: 0.85rem; }
.footer-link { display: block; font-size: 0.85rem; color: var(--gray-400); padding: 0.25rem 0; transition: color var(--dur); }
.footer-link:hover { color: white; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.06); padding-top: 1.5rem; display: flex; flex-direction: column; align-items: center; gap: 0.75rem; text-align: center; }
.footer-copy { font-size: 0.8rem; color: var(--gray-500); }
.footer-legal { display: flex; gap: 1.5rem; }
.footer-legal a { font-size: 0.8rem; color: var(--gray-500); }
.footer-legal a:hover { color: var(--gray-300); }

/* ═══════════════════════════════════════════════════
   HERO
   ═══════════════════════════════════════════════════ */
.hero {
  min-height: calc(100dvh - var(--navbar-h)); display: flex; align-items: center;
  padding: 5rem 0 4rem; position: relative; overflow: hidden;
  background: linear-gradient(180deg, white 0%, var(--gray-50) 100%);
}
.hero::before {
  content: ''; position: absolute; top: -200px; right: -200px;
  width: 700px; height: 700px;
  background: radial-gradient(circle, rgba(37,99,235,0.06), transparent 70%);
  pointer-events: none;
}
.hero-content { position: relative; z-index: 1; text-align: center; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 0.5rem; margin-bottom: 1.5rem;
  padding: 0.4rem 1rem; background: white; border: 1px solid var(--border);
  border-radius: var(--radius-full); box-shadow: var(--shadow-sm);
  font-size: 0.82rem; font-weight: 600; color: var(--text-secondary);
}
.hero-badge .pulse { width: 8px; height: 8px; background: var(--success); border-radius: 50%; animation: pulse-dot 2s infinite; display: inline-block; }
.hero-title { max-width: 800px; margin: 0 auto 1.25rem; line-height: 1.15; }
.hero-title .highlight { background: linear-gradient(135deg, var(--primary), #8B5CF6); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.hero-subtitle { font-size: clamp(0.92rem,2vw,1.05rem); max-width: 580px; margin: 0 auto 2rem; line-height: 1.8; }
.hero-ctas { display: flex; gap: 0.75rem; justify-content: center; flex-wrap: wrap; margin-bottom: 3rem; }
.hero-stats { display: flex; justify-content: center; gap: clamp(2rem,6vw,4rem); flex-wrap: wrap; padding-top: 2.5rem; border-top: 1px solid var(--border); }
.hero-stat { text-align: center; }
.hero-stat-value { font-size: clamp(1.5rem,3vw,2rem); font-weight: 800; color: var(--primary); display: block; line-height: 1; margin-bottom: 0.3rem; }
.hero-stat-label { font-size: 0.72rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.08em; font-weight: 600; }

/* ═══════════════════════════════════════════════════
   FEATURE CARDS
   ═══════════════════════════════════════════════════ */
.features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1rem; }
.feature-card { padding: 1.5rem; border-radius: var(--radius-xl); cursor: default; }
.feature-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.feature-icon { width: 44px; height: 44px; border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; font-size: 1.2rem; margin-bottom: 1rem; }
.feature-icon-primary { background: var(--primary-50); }
.feature-icon-accent { background: var(--accent-50); }
.feature-icon-success { background: var(--success-bg); }
.feature-icon-info { background: var(--info-bg); }
.feature-icon-warning { background: var(--warning-bg); }
.feature-icon-error { background: var(--error-bg); }
.feature-card h3 { font-size: 0.95rem; margin-bottom: 0.4rem; }
.feature-card p { font-size: 0.85rem; line-height: 1.65; }

/* ═══════════════════════════════════════════════════
   AUDIENCE CARDS
   ═══════════════════════════════════════════════════ */
.audience-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1rem; }
.audience-card { text-align: center; padding: 1.75rem 1.25rem; border-radius: var(--radius-xl); }
.audience-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.audience-icon { width: 56px; height: 56px; border-radius: var(--radius-lg); display: flex; align-items: center; justify-content: center; font-size: 1.5rem; margin: 0 auto 0.85rem; background: var(--gray-100); }
.audience-card h3 { font-size: 0.95rem; margin-bottom: 0.3rem; }
.audience-card p { font-size: 0.8rem; color: var(--text-muted); }

/* CTA Box */
.cta-box {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border-radius: var(--radius-2xl); padding: clamp(2rem,6vw,3.5rem);
  max-width: 760px; margin: 0 auto; position: relative;
  overflow: hidden; text-align: center; color: white;
}
.cta-box::before { content: ''; position: absolute; top: -80px; right: -80px; width: 300px; height: 300px; background: radial-gradient(circle,rgba(255,255,255,0.08),transparent); border-radius: 50%; }
.cta-box h2 { color: white; margin-bottom: 0.75rem; }
.cta-box p { color: rgba(255,255,255,0.8); margin-bottom: 1.5rem; max-width: 480px; margin-left: auto; margin-right: auto; }

/* Trust Bar */
.trust-bar { display: flex; align-items: center; justify-content: center; gap: clamp(1.5rem,4vw,3rem); flex-wrap: wrap; padding: 2rem 0; opacity: 0.7; }
.trust-item { font-size: 0.72rem; font-weight: 600; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.06em; display: flex; align-items: center; gap: 0.4rem; }

/* ═══════════════════════════════════════════════════
   AUTH PAGES
   ═══════════════════════════════════════════════════ */
.auth-page { min-height: 100dvh; display: flex; align-items: center; padding: 5rem 0 3rem; background: var(--gray-50); }
.auth-container { max-width: 400px; width: 100%; margin: 0 auto; padding: 0 1rem; }
.auth-header { text-align: center; margin-bottom: 2rem; }
.auth-logo { display: inline-flex; align-items: center; gap: 0.5rem; font-size: 1.5rem; font-weight: 800; color: var(--primary); margin-bottom: 1.25rem; }
.auth-title { font-size: 1.25rem; margin-bottom: 0.4rem; }
.auth-subtitle { font-size: 0.9rem; color: var(--text-secondary); }
.auth-card { background: white; border: 1px solid var(--border); border-radius: var(--radius-xl); padding: 1.75rem; box-shadow: var(--shadow-md); }
.auth-footer { text-align: center; margin-top: 1.5rem; font-size: 0.88rem; color: var(--text-secondary); }
.auth-footer a { color: var(--primary); font-weight: 600; }
.auth-footer a:hover { text-decoration: underline; }

/* ═══════════════════════════════════════════════════
   APP LAYOUT — SIDEBAR + BOTTOM NAV
   ═══════════════════════════════════════════════════ */
.app-layout { display: flex; min-height: 100dvh; padding-top: var(--navbar-h); }

/* Sidebar */
.sidebar {
  width: var(--sidebar-w); flex-shrink: 0;
  background: var(--bg-sidebar);
  border-right: 1px solid rgba(255,255,255,0.06);
  position: fixed; top: var(--navbar-h); bottom: 0; left: 0;
  overflow-y: auto; overflow-x: hidden;
  z-index: var(--z-sticky);
  transform: translateX(-100%);
  transition: transform var(--dur-md) var(--ease);
}
.sidebar.open { transform: translateX(0); }
.sidebar-overlay {
  display: none; position: fixed; inset: 0;
  background: var(--bg-overlay); z-index: calc(var(--z-sticky) - 1);
  opacity: 0; transition: opacity var(--dur-md);
}
.sidebar-overlay.open { display: block; opacity: 1; }

/* Sidebar Header */
.sidebar-header {
  padding: 1rem 0.85rem 0.75rem;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  margin-bottom: 0.5rem;
}
.sidebar-user { display: flex; align-items: center; gap: 0.65rem; }
.sidebar-user-avatar {
  width: 36px; height: 36px; border-radius: 10px;
  background: linear-gradient(135deg, var(--primary), #8B5CF6);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.82rem; font-weight: 700; color: white; flex-shrink: 0;
}
.sidebar-user-info { display: flex; flex-direction: column; min-width: 0; }
.sidebar-user-name {
  font-size: 0.82rem; font-weight: 600; color: white;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.sidebar-user-role { font-size: 0.68rem; color: var(--gray-500); font-weight: 500; }

/* Sidebar Nav */
.sidebar-nav { padding: 0.25rem 0.5rem; }
.sidebar-section { margin-bottom: 1rem; }
.sidebar-label {
  font-size: 0.62rem; font-weight: 700; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--gray-400);
  padding: 0.5rem 0.65rem 0.3rem; margin-bottom: 0.15rem;
}
.sidebar-link {
  display: flex; align-items: center; gap: 0.65rem;
  padding: 0.55rem 0.65rem; border-radius: var(--radius-md);
  font-size: 0.84rem; font-weight: 500; color: var(--gray-400);
  transition: all var(--dur) var(--ease); position: relative;
  margin-bottom: 1px; text-decoration: none;
}
.sidebar-link:hover { color: var(--gray-200); background: rgba(255,255,255,0.05); }
.sidebar-link.active {
  color: white; background: rgba(37,99,235,0.15);
  box-shadow: inset 3px 0 0 var(--primary);
}
.sidebar-link-admin { color: var(--primary-light) !important; }
.sidebar-link-danger { color: #F87171 !important; }
.sidebar-link-danger:hover { background: rgba(248,113,113,0.1) !important; }
.sidebar-icon { width: 20px; height: 20px; flex-shrink: 0; display: flex; align-items: center; justify-content: center; font-size: 0.95rem; }
.sidebar-text { flex: 1; min-width: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sidebar-badge {
  margin-left: auto; font-size: 0.62rem; padding: 0.15rem 0.45rem;
  border-radius: var(--radius-full); background: rgba(37,99,235,0.2);
  color: #93C5FD; font-weight: 700;
}
.sidebar-badge.accent { background: rgba(245,158,11,0.2); color: #FCD34D; }
.sidebar-badge.live { background: rgba(16,185,129,0.2); color: #6EE7B7; animation: pulse-dot 2s infinite; }

/* Main Content */
.main-content {
  flex: 1; padding: 1.25rem 1rem; min-width: 0;
  margin-left: 0; background: var(--bg);
}

/* Desktop sidebar always visible */
@media (min-width: 768px) { .navbar-links { display: flex; } }
@media (min-width: 1024px) {
  .sidebar { transform: translateX(0); }
  .main-content { margin-left: var(--sidebar-w); padding: 1.5rem 2rem; }
  .hamburger { display: none; }
  .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; gap: 3rem; }
  .footer-bottom { flex-direction: row; justify-content: space-between; text-align: left; }
}

/* Page Header */
.page-header {
  display: flex; align-items: flex-start; justify-content: space-between;
  margin-bottom: 1.25rem; gap: 0.75rem; flex-wrap: wrap;
}
.page-header h1 { font-size: clamp(1.2rem, 3vw, 1.5rem); margin-bottom: 0.1rem; }
.page-header p { font-size: 0.85rem; }

/* ═══════════════════════════════════════════════════
   BOTTOM NAVIGATION (Mobile)
   ═══════════════════════════════════════════════════ */
.bottom-nav {
  display: none; position: fixed; bottom: 0; left: 0; right: 0;
  z-index: var(--z-bottom-nav); height: var(--bottom-nav-h);
  background: rgba(255,255,255,0.92);
  -webkit-backdrop-filter: blur(20px) saturate(1.5);
  backdrop-filter: blur(20px) saturate(1.5);
  border-top: 1px solid var(--border);
  padding: 0 0.5rem; padding-bottom: env(safe-area-inset-bottom);
  align-items: center; justify-content: space-around;
}
.bottom-nav-item {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 0.2rem; padding: 0.4rem 0.5rem; flex: 1;
  color: var(--gray-400); text-decoration: none;
  transition: all var(--dur); border: none; background: none;
  cursor: pointer; font-family: var(--font); position: relative;
}
.bottom-nav-item span { font-size: 0.62rem; font-weight: 600; letter-spacing: 0.01em; }
.bottom-nav-item svg { transition: transform var(--dur-md) var(--ease-spring); }
.bottom-nav-item.active { color: var(--primary); }
.bottom-nav-item.active svg { transform: scale(1.1); }
.bottom-nav-item.active::before {
  content: ''; position: absolute; top: -1px; left: 50%; transform: translateX(-50%);
  width: 20px; height: 2px; background: var(--primary); border-radius: 2px;
}
.bottom-nav-item:active svg { transform: scale(0.85); }

/* ═══════════════════════════════════════════════════
   DASHBOARD
   ═══════════════════════════════════════════════════ */
.stats-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.65rem; margin-bottom: 1.25rem; }
.stat-card {
  display: flex; align-items: center; gap: 0.7rem; padding: 0.85rem;
  background: var(--bg-card); border: 1px solid var(--border-light);
  border-radius: var(--radius-lg); transition: all var(--dur-md);
  box-shadow: var(--shadow-card);
}
.stat-card:hover { border-color: var(--primary-100); box-shadow: var(--shadow-md); }
.stat-icon {
  width: 40px; height: 40px; border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; flex-shrink: 0;
}
.stat-icon-primary { background: var(--primary-50); color: var(--primary); }
.stat-icon-success { background: var(--success-bg); color: var(--success); }
.stat-icon-accent { background: var(--accent-50); color: var(--accent); }
.stat-icon-info { background: var(--info-bg); color: var(--info); }
.stat-icon-warning { background: var(--warning-bg); color: var(--warning); }
.stat-icon-error { background: var(--error-bg); color: var(--error); }
.stat-info { flex: 1; min-width: 0; }
.stat-content { display: flex; flex-direction: column; min-width: 0; }
.stat-value { font-size: 1.15rem; font-weight: 800; line-height: 1; color: var(--text); display: block; }
.stat-label { font-size: 0.68rem; color: var(--text-muted); font-weight: 500; margin-top: 0.15rem; }
.stat-change { font-size: 0.68rem; font-weight: 600; display: inline-flex; align-items: center; gap: 0.15rem; margin-top: 0.1rem; }
.stat-change.up { color: var(--success); }
.stat-change.down { color: var(--error); }

.quick-actions-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(90px, 1fr)); gap: 0.5rem; }
.quick-action {
  text-align: center; padding: 0.85rem 0.35rem;
  border-radius: var(--radius-lg); cursor: pointer;
  text-decoration: none; background: white;
  border: 1px solid var(--border-light);
  transition: all var(--dur-md) var(--ease);
  box-shadow: var(--shadow-card); position: relative; overflow: hidden;
}
.quick-action:hover { border-color: var(--primary); box-shadow: var(--shadow-md); transform: translateY(-2px); }
.quick-action .icon { font-size: 1.35rem; display: block; margin-bottom: 0.35rem; }
.quick-action .label { font-size: 0.7rem; font-weight: 600; color: var(--text-secondary); }
.quick-action:hover .label { color: var(--primary); }

.dash-two-col { display: grid; grid-template-columns: 1fr; gap: 1rem; }
.task-list { display: flex; flex-direction: column; gap: 0.4rem; }
.task-item {
  display: flex; align-items: center; gap: 0.65rem;
  padding: 0.55rem 0.75rem; border-radius: var(--radius-md);
  background: var(--gray-50); border: 1px solid var(--border-light);
  cursor: pointer; transition: all var(--dur);
}
.task-item:hover { border-color: var(--border); background: white; }
.task-item input[type=checkbox] { accent-color: var(--primary); width: 16px; height: 16px; flex-shrink: 0; }
.task-item .text { font-size: 0.83rem; color: var(--text); flex: 1; }
.task-item .points { font-size: 0.7rem; font-weight: 700; color: var(--accent-dark); padding: 0.12rem 0.45rem; background: var(--accent-50); border-radius: var(--radius-full); }

.daily-tip { border-left: 3px solid var(--accent); }
.daily-tip-icon { font-size: 1.35rem; margin-bottom: 0.65rem; }
.daily-tip-text { font-size: 0.85rem; line-height: 1.7; color: var(--text-secondary); }

.progress-bar-bg { width: 100%; height: 6px; background: var(--gray-100); border-radius: var(--radius-full); overflow: hidden; }
.progress-bar-fill { height: 100%; background: linear-gradient(90deg, var(--primary), #8B5CF6); border-radius: var(--radius-full); transition: width 0.8s var(--ease); }
.progress-empty { text-align: center; padding: 2rem 1rem; }
.progress-empty .icon { font-size: 2.5rem; opacity: 0.5; margin-bottom: 0.75rem; display: block; }
.section-title-sm { font-size: 0.88rem; font-weight: 700; color: var(--text); margin-bottom: 0.85rem; display: flex; align-items: center; gap: 0.5rem; }

@media (min-width: 768px) {
  .stats-grid { grid-template-columns: repeat(4, 1fr); }
  .dash-two-col { grid-template-columns: 1fr 1fr; }
}

/* ═══════════════════════════════════════════════════
   DATA CARDS (ThinkImmo-style)
   ═══════════════════════════════════════════════════ */
.data-card { background: white; border: 1px solid var(--border-light); border-radius: var(--radius-lg); padding: 1rem; transition: all var(--dur-md); box-shadow: var(--shadow-card); }
.data-card:hover { box-shadow: var(--shadow-md); border-color: var(--primary-100); }
.data-card-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 0.75rem; }
.data-card-title { font-size: 0.88rem; font-weight: 700; color: var(--text); }
.data-card-body { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.4rem 0.85rem; }
.data-field { display: flex; flex-direction: column; gap: 0.05rem; }
.data-label { font-size: 0.65rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--text-muted); font-weight: 600; }
.data-value { font-size: 0.9rem; font-weight: 700; color: var(--text); }
.data-value.positive { color: var(--success); }
.data-value.negative { color: var(--error); }
.rating-bar { display: flex; gap: 2px; margin-top: 0.1rem; }
.rating-bar span { width: 18px; height: 5px; border-radius: 3px; background: var(--gray-200); }
.rating-bar span.filled { background: var(--primary); }
.rating-bar span.filled.good { background: var(--success); }

/* ═══════════════════════════════════════════════════
   TABLES
   ═══════════════════════════════════════════════════ */
.table-container { overflow-x: auto; border: 1px solid var(--border-light); border-radius: var(--radius-lg); background: white; }
.table { width: 100%; border-collapse: collapse; font-size: 0.85rem; }
.table th { text-align: left; padding: 0.65rem 0.85rem; font-size: 0.7rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; color: var(--text-muted); background: var(--gray-50); border-bottom: 1px solid var(--border); white-space: nowrap; }
.table td { padding: 0.65rem 0.85rem; border-bottom: 1px solid var(--border-light); color: var(--text); }
.table tr:last-child td { border-bottom: none; }
.table tr:hover td { background: var(--gray-25); }

/* ═══════════════════════════════════════════════════
   TABS
   ═══════════════════════════════════════════════════ */
.tabs { display: flex; gap: 0; border-bottom: 2px solid var(--border-light); margin-bottom: 1.25rem; overflow-x: auto; }
.tab {
  padding: 0.6rem 1rem; font-size: 0.82rem; font-weight: 600;
  color: var(--text-muted); cursor: pointer; white-space: nowrap;
  border-bottom: 2px solid transparent; margin-bottom: -2px;
  transition: all var(--dur); background: none; border-top: none;
  border-left: none; border-right: none; font-family: var(--font);
}
.tab:hover { color: var(--text-secondary); }
.tab.active { color: var(--primary); border-bottom-color: var(--primary); }

/* ═══════════════════════════════════════════════════
   SEARCH BAR
   ═══════════════════════════════════════════════════ */
.search-bar {
  display: flex; align-items: center; gap: 0.5rem;
  background: white; border: 1.5px solid var(--border);
  border-radius: var(--radius-lg); padding: 0.45rem 0.7rem;
  transition: all var(--dur); box-shadow: var(--shadow-xs);
}
.search-bar:focus-within { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(37,99,235,0.08); }
.search-bar .icon { color: var(--text-muted); font-size: 1rem; }
.search-bar input { flex: 1; border: none; outline: none; font-size: 0.88rem; color: var(--text); background: transparent; font-family: var(--font); }
.search-bar input::placeholder { color: var(--text-muted); }

/* ═══════════════════════════════════════════════════
   EMPTY STATE
   ═══════════════════════════════════════════════════ */
.empty-state { text-align: center; padding: 2.5rem 1.25rem; }
.empty-state .icon { font-size: 2.5rem; opacity: 0.4; margin-bottom: 0.85rem; display: block; }
.empty-state h3 { font-size: 0.95rem; margin-bottom: 0.4rem; }
.empty-state p { font-size: 0.85rem; max-width: 300px; margin: 0 auto 1.25rem; }

/* ═══════════════════════════════════════════════════
   PORTFOLIO — Stats, Cards, Analysis, Valuation
   ═══════════════════════════════════════════════════ */
.portfolio-stats { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(170px, 100%), 1fr)); gap: 0.75rem; margin-bottom: 1.75rem; }
.portfolio-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(340px, 100%), 1fr)); gap: 1rem; }
.portfolio-card {
  background: var(--bg-card); border: 1px solid var(--border-light);
  border-radius: var(--radius-lg); cursor: pointer;
  transition: all var(--dur-md); display: flex; flex-direction: column;
  box-shadow: var(--shadow-card); overflow: hidden;
}
.portfolio-card:hover { border-color: var(--primary-100); box-shadow: 0 12px 28px rgba(0,0,0,0.08); transform: translateY(-3px); }
.portfolio-card:hover svg:last-child { transform: translateX(3px); }
.portfolio-card-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 0.75rem; }
.portfolio-card-icon { width: 38px; height: 38px; border-radius: var(--radius-md); background: var(--primary-50); color: var(--primary); display: flex; align-items: center; justify-content: center; }
.portfolio-card-title { font-size: 0.95rem; font-weight: 700; color: var(--text); margin-bottom: 0.25rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.portfolio-card-location { font-size: 0.8rem; color: var(--text-muted); display: flex; align-items: center; gap: 0.3rem; margin-bottom: 0.85rem; }
.portfolio-card-metrics { display: grid; grid-template-columns: 1fr 1fr; gap: 0.5rem; padding-top: 0.75rem; border-top: 1px solid var(--border-light); }
.portfolio-card-metrics .metric { display: flex; flex-direction: column; }
.portfolio-card-metrics .metric-label { font-size: 0.68rem; color: var(--text-muted); font-weight: 500; }
.portfolio-card-metrics .metric-value { font-size: 0.85rem; font-weight: 700; color: var(--text); }
.portfolio-card-footer { display: flex; align-items: center; justify-content: space-between; margin-top: auto; padding-top: 0.75rem; border-top: 1px solid var(--border-light); }
.portfolio-card-info { font-size: 0.75rem; color: var(--text-muted); }
.portfolio-card-arrow { color: var(--gray-400); transition: transform var(--dur); }
.portfolio-card:hover .portfolio-card-arrow { transform: translateX(3px); color: var(--primary); }

/* Form */
.portfolio-form .form-section { padding: 1.25rem; margin-bottom: 0.85rem; }
.form-section-title { font-size: 0.95rem; font-weight: 700; margin-bottom: 1rem; display: flex; align-items: center; gap: 0.5rem; color: var(--text); }
.form-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 0.75rem; }
.form-group { display: flex; flex-direction: column; }
.form-group-wide { grid-column: 1 / -1; }
.form-group label { font-size: 0.78rem; font-weight: 600; color: var(--text-secondary); margin-bottom: 0.3rem; }
.form-control {
  padding: 0.55rem 0.7rem; border: 1.5px solid var(--border);
  border-radius: var(--radius-md); font-size: 0.88rem;
  font-family: var(--font); color: var(--text); background: white;
  transition: all var(--dur); width: 100%; box-sizing: border-box;
}
.form-control:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(37,99,235,0.08); }
textarea.form-control { resize: vertical; min-height: 80px; }
select.form-control { cursor: pointer; appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%2364748B' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 0.7rem center; padding-right: 2rem; }
.checkbox-grid { display: flex; flex-wrap: wrap; gap: 0.65rem; margin-top: 0.3rem; }
.checkbox-label { display: flex; align-items: center; gap: 0.4rem; font-size: 0.82rem; color: var(--text-secondary); cursor: pointer; padding: 0.3rem 0.55rem; border: 1px solid var(--border); border-radius: var(--radius-md); transition: all var(--dur); }
.checkbox-label:has(input:checked) { background: var(--primary-50); border-color: var(--primary); color: var(--primary); }
.checkbox-label input { accent-color: var(--primary); }
.form-actions { display: flex; justify-content: flex-end; gap: 0.65rem; margin-top: 0.5rem; }

/* Analysis Grid */
.analysis-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 0.85rem; }
.analysis-card { padding: 1.1rem; }
.analysis-card-header { display: flex; align-items: center; gap: 0.5rem; font-weight: 700; font-size: 0.9rem; color: var(--primary); margin-bottom: 0.85rem; padding-bottom: 0.65rem; border-bottom: 1px solid var(--border-light); }
.analysis-metrics { display: flex; flex-direction: column; gap: 0.55rem; }
.analysis-metric { display: flex; justify-content: space-between; align-items: center; }
.analysis-metric-label { font-size: 0.8rem; color: var(--text-muted); }
.analysis-metric-value { font-size: 0.88rem; font-weight: 700; color: var(--text); }

/* Cashflow Bar */
.cashflow-bar-label { font-size: 0.75rem; color: var(--text-muted); margin-bottom: 0.3rem; }
.cashflow-bar-track { height: 8px; border-radius: 4px; background: var(--success-bg); display: flex; overflow: hidden; }
.cashflow-bar-segment { height: 100%; transition: width 0.6s ease; }
.cashflow-costs { background: var(--warning); }
.cashflow-loan { background: var(--error); }
.cashflow-bar-legend { display: flex; gap: 0.85rem; margin-top: 0.35rem; font-size: 0.72rem; color: var(--text-muted); flex-wrap: wrap; }
.legend-dot { display: inline-block; width: 7px; height: 7px; border-radius: 50%; vertical-align: middle; margin-right: 0.2rem; }

/* Detail Grid */
.detail-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 0.6rem; }
.detail-item { display: flex; flex-direction: column; padding: 0.55rem 0.75rem; background: var(--gray-50); border-radius: var(--radius-md); }
.detail-label { font-size: 0.68rem; color: var(--text-muted); font-weight: 500; margin-bottom: 0.1rem; }
.detail-value { font-size: 0.85rem; font-weight: 600; color: var(--text); }

/* Feature Tags */
.feature-tag { display: inline-flex; align-items: center; gap: 0.3rem; padding: 0.25rem 0.55rem; background: var(--success-bg); color: var(--success); border-radius: var(--radius-md); font-size: 0.75rem; font-weight: 600; }

/* Valuation */
.valuation-result { display: grid; grid-template-columns: 1fr 1fr; gap: 0.85rem; margin-top: 0.85rem; }
.valuation-price-card { padding: 1.25rem; }
.valuation-price-header { display: flex; align-items: center; gap: 0.5rem; margin-bottom: 1.25rem; }
.valuation-price-header h2 { margin: 0; font-size: 1.05rem; }
.price-band-visual { margin: 1.25rem 0; }
.price-band-bar { position: relative; height: 10px; border-radius: 5px; background: linear-gradient(90deg,var(--gray-200),var(--primary-50),var(--primary-100),var(--primary-50),var(--gray-200)); overflow: visible; }
.price-band-fill { height: 100%; border-radius: 5px; background: linear-gradient(90deg,var(--primary-100) 10%,var(--primary) 50%,var(--primary-100) 90%); opacity: 0.3; }
.price-band-marker { position: absolute; top: 50%; transform: translate(-50%,-50%); }
.price-band-marker-dot { width: 18px; height: 18px; border-radius: 50%; background: var(--primary); border: 3px solid white; box-shadow: 0 2px 8px rgba(37,99,235,0.35); }
.price-band-labels { display: flex; justify-content: space-between; align-items: flex-start; margin-top: 0.6rem; }
.price-band-min,.price-band-max { font-size: 0.78rem; color: var(--text-muted); font-weight: 500; }
.price-band-avg { text-align: center; }
.price-band-avg strong { display: block; font-size: 1.3rem; color: var(--primary); }
.price-band-avg small { font-size: 0.72rem; color: var(--text-muted); }
.valuation-per-sqm { display: flex; flex-wrap: wrap; align-items: center; gap: 0.35rem; padding: 0.75rem; background: var(--gray-50); border-radius: var(--radius-md); font-size: 0.82rem; margin-top: 0.4rem; }

/* Factor List */
.valuation-factors-card { padding: 1.25rem; }
.factor-list { display: flex; flex-direction: column; gap: 0.4rem; }
.factor-item { display: flex; align-items: center; gap: 0.55rem; padding: 0.5rem 0.7rem; border-radius: var(--radius-md); transition: background var(--dur); }
.factor-item:hover { background: var(--gray-50); }
.factor-icon { width: 26px; height: 26px; border-radius: 50%; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.factor-positive .factor-icon { background: var(--success-bg); color: var(--success); }
.factor-negative .factor-icon { background: var(--error-bg); color: var(--error); }
.factor-neutral .factor-icon { background: var(--gray-100); color: var(--gray-400); }
.factor-content { flex: 1; min-width: 0; }
.factor-label { font-size: 0.82rem; color: var(--text); }
.factor-impact { font-size: 0.82rem; font-weight: 700; white-space: nowrap; }
.factor-positive .factor-impact { color: var(--success); }
.factor-negative .factor-impact { color: var(--error); }
.factor-neutral .factor-impact { color: var(--gray-400); }

/* Portfolio Responsive */
@media (max-width: 640px) {
  .portfolio-stats { grid-template-columns: repeat(2, 1fr); }
  .portfolio-grid { grid-template-columns: 1fr; }
  .analysis-grid { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .detail-grid { grid-template-columns: repeat(2, 1fr); }
  .valuation-result { grid-template-columns: 1fr; }
}

/* ═══════════════════════════════════════════════════
   AI PROPERTY ANALYSIS
   ═══════════════════════════════════════════════════ */
.ai-quick-stats { display: flex; gap: 0.85rem; flex-wrap: wrap; margin-bottom: 1.25rem; }
.ai-quick-stat {
  flex: 1; min-width: 130px; padding: 0.75rem 0.85rem;
  background: white; border: 1px solid var(--border-light);
  border-radius: var(--radius-lg); text-align: center;
  box-shadow: var(--shadow-card);
}
.ai-quick-stat-label { display: block; font-size: 0.68rem; color: var(--text-muted); font-weight: 500; margin-bottom: 0.2rem; text-transform: uppercase; letter-spacing: 0.3px; }
.ai-quick-stat-value { display: block; font-size: 1rem; font-weight: 700; color: var(--text); }

.ai-analysis-tabs {
  display: flex; gap: 0.35rem; flex-wrap: wrap; margin-bottom: 1.25rem;
  padding: 0.35rem; background: var(--gray-100); border-radius: var(--radius-lg);
}
.ai-tab {
  display: inline-flex; align-items: center; gap: 0.3rem;
  padding: 0.5rem 0.75rem; border: none; background: transparent;
  color: var(--text-secondary); font-size: 0.78rem; font-weight: 500;
  border-radius: var(--radius-md); cursor: pointer;
  transition: all var(--dur); white-space: nowrap; font-family: var(--font);
}
.ai-tab:hover { background: rgba(255,255,255,0.6); color: var(--text); }
.ai-tab.active { background: white; color: var(--primary); font-weight: 600; box-shadow: var(--shadow-sm); }
.ai-tab svg { flex-shrink: 0; }

.ai-result-card { overflow: hidden; }
.ai-result-header { display: flex; align-items: center; justify-content: space-between; padding: 0.85rem 1.25rem; border-bottom: 1px solid var(--border-light); background: var(--gray-50); }
.ai-result-content { padding: 1.25rem 1.5rem; line-height: 1.75; color: var(--text); }
.ai-result-content h3 { margin: 1.25rem 0 0.65rem; font-size: 1rem; font-weight: 700; padding-bottom: 0.35rem; border-bottom: 2px solid var(--primary-100); }
.ai-result-content h3:first-child { margin-top: 0; }
.ai-result-content p { margin: 0.4rem 0; }
.ai-result-content ul,.ai-result-content ol { margin: 0.4rem 0; padding-left: 1.25rem; }
.ai-result-content li { margin: 0.25rem 0; }
.ai-result-content table { width: 100%; border-collapse: collapse; margin: 0.85rem 0; font-size: 0.85rem; }
.ai-result-content th,.ai-result-content td { padding: 0.5rem 0.65rem; border-bottom: 1px solid var(--gray-100); }
.ai-result-content th { background: var(--gray-50); font-weight: 600; text-align: left; }
.ai-result-content strong { color: var(--text); }
.ai-result-footer { padding: 0.75rem 1.25rem; border-top: 1px solid var(--border-light); background: var(--gray-50); }

.ai-source-badge { display: inline-block; padding: 0.2rem 0.55rem; border-radius: var(--radius-sm); font-size: 0.7rem; font-weight: 600; letter-spacing: 0.3px; }
.ai-source-gemini { background: linear-gradient(135deg,#4285f4,#a855f7); color: white; }
.ai-source-demo { background: var(--gray-100); color: var(--text-muted); }
.ai-token-badge { font-size: 0.68rem; color: var(--gray-400); font-weight: 500; }
.ai-memory-bar { transition: all var(--dur-md); }
.ai-memory-bar:hover { border-color: rgba(99,102,241,0.3); }

.ai-loading-animation { display: flex; justify-content: center; gap: 0.5rem; margin-bottom: 0.85rem; }
.ai-loading-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--primary); animation: aiPulse 1.4s ease-in-out infinite; }
.ai-loading-dot:nth-child(2) { animation-delay: 0.2s; }
.ai-loading-dot:nth-child(3) { animation-delay: 0.4s; }
@keyframes aiPulse { 0%,100% { transform: scale(0.6); opacity: 0.3; } 50% { transform: scale(1); opacity: 1; } }

.ai-start-btn { position: relative; overflow: hidden; }
.ai-start-btn::after { content: ''; position: absolute; top: -50%; left: -50%; width: 200%; height: 200%; background: linear-gradient(45deg,transparent 30%,rgba(255,255,255,0.15) 50%,transparent 70%); animation: shimmer 3s infinite; }

/* AI Responsive */
@media (max-width: 640px) {
  .ai-quick-stats { display: grid !important; grid-template-columns: repeat(2, 1fr); gap: 0.5rem; }
  .ai-quick-stat { min-width: 0; padding: 0.55rem 0.6rem; }
  .ai-quick-stat-value { font-size: 0.88rem; }
  .ai-analysis-tabs { overflow-x: auto; flex-wrap: nowrap; gap: 0.25rem; scrollbar-width: none; }
  .ai-analysis-tabs::-webkit-scrollbar { display: none; }
  .ai-tab { flex-shrink: 0; padding: 0.45rem 0.6rem; font-size: 0.72rem; }
  .ai-result-content { padding: 0.85rem; }
  .ai-result-content table { display: block; overflow-x: auto; font-size: 0.78rem; }
}

/* ═══════════════════════════════════════════════════
   CHATBOT
   ═══════════════════════════════════════════════════ */
.chat-container { display: flex; flex-direction: column; height: calc(100dvh - var(--navbar-h) - 2.5rem); max-height: 800px; }
.chat-messages { flex: 1; overflow-y: auto; display: flex; flex-direction: column; gap: 0.75rem; padding: 1rem 0.5rem; }
.chat-message { display: flex; gap: 0.5rem; max-width: 85%; animation: fadeUp 0.3s var(--ease) both; }
.chat-message.user { margin-left: auto; flex-direction: row-reverse; }
.chat-avatar { width: 30px; height: 30px; border-radius: var(--radius-full); display: flex; align-items: center; justify-content: center; font-size: 0.78rem; flex-shrink: 0; }
.chat-message.assistant .chat-avatar { background: var(--primary-50); color: var(--primary); }
.chat-message.user .chat-avatar { background: var(--gray-100); color: var(--text-secondary); }
.chat-bubble { padding: 0.65rem 0.85rem; border-radius: var(--radius-lg); font-size: 0.88rem; line-height: 1.65; }
.chat-message.assistant .chat-bubble { background: white; border: 1px solid var(--border-light); color: var(--text); box-shadow: var(--shadow-xs); }
.chat-message.user .chat-bubble { background: var(--primary); color: white; }
.chat-input-bar { display: flex; gap: 0.5rem; padding: 0.75rem 0; border-top: 1px solid var(--border-light); }
.chat-input { flex: 1; border: 1.5px solid var(--border); border-radius: var(--radius-lg); padding: 0.6rem 0.85rem; font-size: 0.88rem; font-family: var(--font); color: var(--text); background: white; outline: none; transition: border-color var(--dur); resize: none; }
.chat-input:focus { border-color: var(--primary); }
.chat-send { width: 42px; height: 42px; border-radius: var(--radius-lg); background: var(--primary); color: white; border: none; cursor: pointer; display: flex; align-items: center; justify-content: center; transition: all var(--dur); flex-shrink: 0; }
.chat-send:hover { background: var(--primary-dark); }
.chat-send:disabled { opacity: 0.4; cursor: not-allowed; }
.chat-typing { display: flex; gap: 4px; align-items: center; padding: 0.5rem 0.75rem; }
.chat-typing span { width: 6px; height: 6px; border-radius: 50%; background: var(--gray-400); animation: aiPulse 1.4s ease-in-out infinite; }
.chat-typing span:nth-child(2) { animation-delay: 0.2s; }
.chat-typing span:nth-child(3) { animation-delay: 0.4s; }

@media (max-width: 768px) {
  .chat-container { height: calc(100dvh - 52px - var(--bottom-nav-h) - 1rem); max-height: none; }
  .chat-message { max-width: 92%; }
  .chat-bubble { font-size: 0.84rem; padding: 0.55rem 0.75rem; }
}

/* ═══════════════════════════════════════════════════
   LEARNING MODULE
   ═══════════════════════════════════════════════════ */
.module-progress { margin-bottom: 1.25rem; padding: 1rem; }
.module-progress-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 0.65rem; }
.module-progress-info { display: flex; gap: 1.25rem; }
.module-progress-item { display: flex; flex-direction: column; }
.module-progress-item .val { font-size: 1.05rem; font-weight: 800; color: var(--text); }
.module-progress-item .lbl { font-size: 0.68rem; color: var(--text-muted); }

.learning-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 0.85rem; }
.module-card { cursor: pointer; }
.module-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); border-color: var(--primary-100); }
.module-card-header { display: flex; align-items: center; gap: 0.65rem; margin-bottom: 0.75rem; }
.module-card-icon { width: 42px; height: 42px; border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; font-size: 1.15rem; }
.module-card-meta { display: flex; gap: 0.5rem; margin-bottom: 0.65rem; }
.module-badge { font-size: 0.68rem; }
.module-card h3 { font-size: 0.9rem; margin-bottom: 0.25rem; }
.module-card p { font-size: 0.82rem; margin-bottom: 0.65rem; }
.module-card-footer { display: flex; justify-content: space-between; align-items: center; padding-top: 0.75rem; border-top: 1px solid var(--border-light); }

/* Lesson Detail */
.lesson-content { padding: 1.5rem; line-height: 1.8; }
.lesson-content h2 { margin: 1.5rem 0 0.75rem; font-size: 1.15rem; }
.lesson-content h2:first-child { margin-top: 0; }
.lesson-content p { margin-bottom: 0.75rem; }
.lesson-content ul, .lesson-content ol { margin: 0.5rem 0 1rem; padding-left: 1.5rem; }
.lesson-content li { margin: 0.35rem 0; }
.lesson-content blockquote {
  margin: 1rem 0; padding: 0.85rem 1.25rem;
  background: var(--primary-50); border-left: 3px solid var(--primary);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-style: italic; color: var(--text-secondary);
}
.lesson-nav { display: flex; justify-content: space-between; gap: 0.75rem; padding: 1rem 0; }

@media (max-width: 640px) {
  .learning-grid { grid-template-columns: 1fr; }
  .lesson-content { padding: 1rem; }
}

/* ═══════════════════════════════════════════════════
   CHECKLIST MODULE
   ═══════════════════════════════════════════════════ */
.checklist-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: 0.85rem; }
.checklist-category { padding: 1.25rem; }
.checklist-category-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1rem; }
.checklist-category-title { display: flex; align-items: center; gap: 0.5rem; font-size: 0.95rem; font-weight: 700; }
.checklist-progress { display: flex; align-items: center; gap: 0.5rem; }
.checklist-progress .count { font-size: 0.75rem; color: var(--text-muted); font-weight: 600; }
.checklist-items { display: flex; flex-direction: column; gap: 0.35rem; }
.checklist-item {
  display: flex; align-items: flex-start; gap: 0.6rem;
  padding: 0.5rem 0.65rem; border-radius: var(--radius-md);
  transition: background var(--dur); cursor: pointer;
}
.checklist-item:hover { background: var(--gray-50); }
.checklist-item input[type=checkbox] { accent-color: var(--primary); width: 16px; height: 16px; margin-top: 2px; flex-shrink: 0; cursor: pointer; }
.checklist-item-content { display: flex; flex-direction: column; min-width: 0; }
.checklist-item-text { font-size: 0.85rem; color: var(--text); }
.checklist-item-hint { font-size: 0.72rem; color: var(--text-muted); }
.checklist-item.checked .checklist-item-text { text-decoration: line-through; opacity: 0.5; }

@media (max-width: 640px) {
  .checklist-grid { grid-template-columns: 1fr; }
}

/* ═══════════════════════════════════════════════════
   DOCUMENT MODULE
   ═══════════════════════════════════════════════════ */
.document-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 0.85rem; }
.document-card { padding: 1.25rem; cursor: pointer; transition: all var(--dur-md); }
.document-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.document-card-icon { width: 48px; height: 48px; border-radius: var(--radius-lg); display: flex; align-items: center; justify-content: center; font-size: 1.4rem; margin-bottom: 0.75rem; }
.document-card h3 { font-size: 0.88rem; margin-bottom: 0.25rem; }
.document-card p { font-size: 0.78rem; }
.document-list { display: flex; flex-direction: column; gap: 0.35rem; margin-top: 0.75rem; }
.document-list-item { display: flex; align-items: center; gap: 0.5rem; padding: 0.55rem 0.7rem; border-radius: var(--radius-md); background: var(--gray-50); border: 1px solid var(--border-light); transition: all var(--dur); }
.document-list-item:hover { border-color: var(--border); background: white; }
.document-list-item .doc-icon { font-size: 1.1rem; }
.document-list-item .doc-name { flex: 1; font-size: 0.82rem; font-weight: 500; color: var(--text); }
.document-list-item .doc-action { color: var(--primary); font-size: 0.78rem; font-weight: 600; }

@media (max-width: 640px) {
  .document-grid { grid-template-columns: 1fr; }
}

/* ═══════════════════════════════════════════════════
   QUIZ MODULE
   ═══════════════════════════════════════════════════ */
.quiz-categories { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 0.85rem; }
.quiz-cat-card { padding: 1.25rem; cursor: pointer; }
.quiz-cat-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.quiz-cat-card .cat-icon { width: 44px; height: 44px; border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; font-size: 1.3rem; margin-bottom: 0.75rem; }
.quiz-cat-card h3 { font-size: 0.92rem; margin-bottom: 0.25rem; }
.quiz-cat-card p { font-size: 0.8rem; margin-bottom: 0.75rem; }
.quiz-cat-card .cat-meta { display: flex; gap: 0.65rem; font-size: 0.72rem; color: var(--text-muted); }
.quiz-cat-card .cat-footer { display: flex; justify-content: space-between; align-items: center; margin-top: 0.75rem; padding-top: 0.75rem; border-top: 1px solid var(--border-light); }

/* Quiz Questions */
.quiz-question-card { padding: 1.5rem; margin-bottom: 1rem; }
.quiz-question-number { font-size: 0.72rem; font-weight: 700; color: var(--primary); text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 0.5rem; }
.quiz-question-text { font-size: 1rem; font-weight: 600; color: var(--text); margin-bottom: 1.25rem; }
.quiz-options { display: flex; flex-direction: column; gap: 0.5rem; }
.quiz-option {
  display: flex; align-items: center; gap: 0.75rem; padding: 0.75rem 1rem;
  border: 1.5px solid var(--border); border-radius: var(--radius-md);
  cursor: pointer; transition: all var(--dur); font-size: 0.88rem;
}
.quiz-option:hover { border-color: var(--primary); background: var(--primary-50); }
.quiz-option.selected { border-color: var(--primary); background: var(--primary-50); }
.quiz-option.correct { border-color: var(--success); background: var(--success-bg); }
.quiz-option.wrong { border-color: var(--error); background: var(--error-bg); }
.quiz-option .option-marker {
  width: 22px; height: 22px; border: 2px solid var(--border);
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  font-size: 0.72rem; font-weight: 700; flex-shrink: 0; transition: all var(--dur);
}
.quiz-option.selected .option-marker { border-color: var(--primary); background: var(--primary); color: white; }
.quiz-option.correct .option-marker { border-color: var(--success); background: var(--success); color: white; }
.quiz-option.wrong .option-marker { border-color: var(--error); background: var(--error); color: white; }
.quiz-explanation { margin-top: 0.75rem; padding: 0.75rem 1rem; border-radius: var(--radius-md); border-left: 3px solid var(--info); background: var(--info-bg); font-size: 0.82rem; color: var(--text-secondary); }
.quiz-result-card { text-align: center; padding: 2rem 1.5rem; }
.quiz-result-score { font-size: 3rem; font-weight: 800; color: var(--primary); margin-bottom: 0.25rem; }
.quiz-result-card h2 { margin-bottom: 0.5rem; }
.quiz-result-card p { margin-bottom: 1.25rem; }

@media (max-width: 640px) {
  .quiz-categories { grid-template-columns: 1fr; }
  .quiz-question-card { padding: 1rem; }
}

/* ═══════════════════════════════════════════════════
   MARKTDATEN MODULE
   ═══════════════════════════════════════════════════ */
.marktdaten-search { display: flex; gap: 0.5rem; margin-bottom: 1.25rem; flex-wrap: wrap; }
.marktdaten-search .form-control { flex: 1; min-width: 150px; }
.marktdaten-info-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 0.85rem; }
.marktdaten-card { padding: 1.25rem; }
.marktdaten-card h3 { font-size: 0.92rem; margin-bottom: 0.75rem; display: flex; align-items: center; gap: 0.5rem; }
.marktdaten-stats { display: flex; flex-direction: column; gap: 0.4rem; }
.marktdaten-stat { display: flex; justify-content: space-between; align-items: center; padding: 0.35rem 0; }
.marktdaten-stat .label { font-size: 0.82rem; color: var(--text-muted); }
.marktdaten-stat .value { font-size: 0.88rem; font-weight: 700; color: var(--text); }
.marktdaten-stat .change { font-size: 0.72rem; font-weight: 600; }
.marktdaten-stat .change.up { color: var(--success); }
.marktdaten-stat .change.down { color: var(--error); }

/* Zinsen Widget */
.zinsen-grid { display: flex; flex-wrap: wrap; gap: 0.65rem; margin-top: 0.75rem; }
.zinsen-item { flex: 1; min-width: 100px; padding: 0.65rem 0.75rem; background: var(--gray-50); border-radius: var(--radius-md); text-align: center; }
.zinsen-item .rate { font-size: 1.1rem; font-weight: 800; color: var(--primary); display: block; }
.zinsen-item .duration { font-size: 0.68rem; color: var(--text-muted); }

@media (max-width: 640px) {
  .marktdaten-search { flex-direction: column; }
  .marktdaten-info-grid { grid-template-columns: 1fr; }
}

/* ═══════════════════════════════════════════════════
   PROFILE
   ═══════════════════════════════════════════════════ */
.profile-header {
  display: flex; align-items: center; gap: 1.25rem;
  padding: 1.5rem; margin-bottom: 1.25rem;
}
.profile-avatar {
  width: 72px; height: 72px; border-radius: var(--radius-xl);
  background: linear-gradient(135deg, var(--primary), #8B5CF6);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.75rem; color: white; font-weight: 700; flex-shrink: 0;
}
.profile-info h2 { font-size: 1.15rem; margin-bottom: 0.15rem; }
.profile-info p { font-size: 0.85rem; color: var(--text-muted); }
.profile-meta { display: flex; gap: 1.25rem; margin-top: 0.5rem; }
.profile-meta-item { display: flex; flex-direction: column; }
.profile-meta-item .val { font-size: 0.92rem; font-weight: 700; color: var(--text); }
.profile-meta-item .lbl { font-size: 0.68rem; color: var(--text-muted); }
.profile-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0.85rem; }
.profile-section { padding: 1.25rem; }
.profile-section h3 { font-size: 0.92rem; margin-bottom: 0.85rem; display: flex; align-items: center; gap: 0.5rem; }
.profile-field { margin-bottom: 0.75rem; }
.profile-field .plabel { font-size: 0.72rem; color: var(--text-muted); font-weight: 500; margin-bottom: 0.15rem; }
.profile-field .pvalue { font-size: 0.88rem; color: var(--text); font-weight: 500; }

@media (max-width: 640px) {
  .profile-header { flex-wrap: wrap; justify-content: center; text-align: center; gap: 0.85rem; padding: 1rem; }
  .profile-meta { width: 100%; justify-content: center; }
  .profile-avatar { width: 56px; height: 56px; font-size: 1.3rem; }
  .profile-grid { grid-template-columns: 1fr; }
}

/* ═══════════════════════════════════════════════════
   ADMIN PANEL  (base styles only — admin.css handles rest)
   ═══════════════════════════════════════════════════ */
.admin-layout { display: flex; min-height: 100dvh; }
.admin-sidebar { width: 240px; background: var(--bg-sidebar); flex-shrink: 0; }
.admin-content { flex: 1; padding: 1.5rem 2rem; }

/* ═══════════════════════════════════════════════════
   404
   ═══════════════════════════════════════════════════ */
.error-page { min-height: 100dvh; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; padding: 2rem; background: var(--bg); }
.error-code { font-size: clamp(5rem,15vw,10rem); font-weight: 900; line-height: 1; color: var(--gray-200); margin-bottom: 0.5rem; }

/* ═══════════════════════════════════════════════════
   ANIMATIONS
   ═══════════════════════════════════════════════════ */
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes fadeUp { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: translateY(0); } }
@keyframes slideDown { from { opacity: 0; transform: translateY(-12px); } to { opacity: 1; transform: translateY(0); } }
@keyframes slideUp { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }
@keyframes pulse-dot { 0%,100% { opacity: 1; transform: scale(1); } 50% { opacity: 0.5; transform: scale(1.4); } }
@keyframes shimmer { 0% { transform: translateX(-100%); } 100% { transform: translateX(100%); } }
@keyframes scaleIn { from { opacity: 0; transform: scale(0.92); } to { opacity: 1; transform: scale(1); } }

.animate-fade-in { animation: fadeIn 0.5s var(--ease) both; }
.animate-fade-up {
  opacity: 0; transform: translateY(16px);
  transition: opacity 0.5s var(--ease), transform 0.5s var(--ease);
}
.animate-fade-up.is-visible, .animate-fade-up.visible { opacity: 1; transform: translateY(0); }
.animate-slide-up { animation: slideUp 0.4s var(--ease) both; }
.animate-slide-down { animation: slideDown 0.4s var(--ease-spring) both; }
.animate-scale-in { animation: scaleIn 0.35s var(--ease-spring) both; }

.delay-50 { transition-delay: 50ms !important; }
.delay-100 { transition-delay: 100ms !important; }
.delay-200 { transition-delay: 200ms !important; }
.delay-300 { transition-delay: 300ms !important; }
.delay-400 { transition-delay: 400ms !important; }
.delay-500 { transition-delay: 500ms !important; }
.delay-600 { transition-delay: 600ms !important; }

[data-animate] {
  opacity: 0; transform: translateY(16px);
  transition: opacity 0.5s var(--ease), transform 0.5s var(--ease);
}
[data-animate].is-visible, [data-animate].animated, [data-animate].visible {
  opacity: 1; transform: translateY(0);
}

/* ═══════════════════════════════════════════════════
   UTILITIES
   ═══════════════════════════════════════════════════ */
.text-center { text-align: center; } .text-left { text-align: left; } .text-right { text-align: right; }
.text-primary { color: var(--primary); } .text-accent { color: var(--accent); } .text-success { color: var(--success); } .text-error { color: var(--error); } .text-muted { color: var(--text-muted); }
.font-mono { font-family: var(--font-mono); } .font-bold { font-weight: 700; } .font-medium { font-weight: 500; }
.flex { display: flex; } .gap-sm { gap: 0.5rem; } .gap-md { gap: 1rem; } .gap-lg { gap: 1.5rem; } .items-center { align-items: center; } .justify-between { justify-content: space-between; }
.mt-0 { margin-top: 0; } .mt-1 { margin-top: 0.5rem; } .mt-2 { margin-top: 1rem; } .mt-3 { margin-top: 1.5rem; }
.mb-0 { margin-bottom: 0; } .mb-1 { margin-bottom: 0.5rem; } .mb-2 { margin-bottom: 1rem; } .mb-3 { margin-bottom: 1.5rem; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); border: 0; }
.desktop-only { display: none !important; }
@media (min-width: 1024px) { .desktop-only { display: inline-flex !important; } }
.mobile-only { display: inline-flex !important; }
@media (min-width: 1024px) { .mobile-only { display: none !important; } }
.skeleton { background: linear-gradient(90deg, var(--gray-200) 25%, var(--gray-100) 50%, var(--gray-200) 75%); background-size: 200% 100%; animation: shimmer 1.5s infinite; border-radius: var(--radius-sm); }

/* ═══════════════════════════════════════════════════
   MOBILE-FIRST RESPONSIVE
   ═══════════════════════════════════════════════════ */
@media (max-width: 768px) {
  /* Bottom Nav visible */
  .bottom-nav { display: flex; }

  /* Body padding for bottom nav */
  body { padding-bottom: var(--bottom-nav-h); }
  body { padding-left: env(safe-area-inset-left); padding-right: env(safe-area-inset-right); }

  /* Navbar */
  .navbar { height: 52px; }
  .navbar-inner { padding: 0 0.75rem !important; }
  .navbar-logo .logo-text { font-size: 1rem; }
  .navbar-logo .logo-icon { width: 26px; height: 26px; font-size: 0.78rem; border-radius: 7px; }
  .lang-btn { font-size: 0.62rem; padding: 0.22rem 0.4rem; }
  .user-avatar { width: 28px; height: 28px; font-size: 0.68rem; }

  /* Layout */
  .app-layout { padding-top: 52px; }
  .sidebar {
    top: 52px; width: 280px;
    background: linear-gradient(180deg, #0F172A, #1E293B);
    box-shadow: 4px 0 30px rgba(0,0,0,0.4);
  }
  .main-content { padding: 0.85rem 0.75rem !important; margin-left: 0 !important; }

  /* Page Header */
  .page-header {
    flex-direction: column !important; align-items: flex-start !important;
    gap: 0.5rem !important; margin-bottom: 0.85rem;
  }
  .page-header h1 { font-size: 1.15rem !important; }
  .page-header p { font-size: 0.8rem; }

  /* Cards compact */
  .card { padding: 0.85rem; border-radius: var(--radius-md); }
  .card-lg, .card-xl { padding: 1rem; border-radius: var(--radius-lg); }
  .card-header { margin-bottom: 0.75rem; flex-wrap: wrap; }

  /* Buttons */
  .btn { font-size: 0.8rem; padding: 0.45rem 0.9rem; min-height: 40px; }
  .btn-lg { font-size: 0.85rem; padding: 0.55rem 1.15rem; }

  /* Stats */
  .stats-grid { grid-template-columns: repeat(2, 1fr) !important; gap: 0.5rem; }
  .stat-card { padding: 0.65rem 0.55rem; gap: 0.45rem; }
  .stat-icon { width: 34px; height: 34px; font-size: 0.95rem; }
  .stat-value { font-size: 0.92rem !important; }
  .stat-label { font-size: 0.62rem; }

  /* Portfolio */
  .portfolio-stats { grid-template-columns: repeat(2, 1fr) !important; gap: 0.5rem; }
  .portfolio-grid { grid-template-columns: 1fr !important; gap: 0.65rem; }
  .portfolio-card { padding: 0.85rem; }
  .portfolio-card-title { font-size: 0.88rem; }
  .portfolio-card-info { font-size: 0.7rem; max-width: 180px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

  /* Analysis Cards */
  .analysis-grid { grid-template-columns: 1fr !important; }

  /* Forms */
  .form-grid { grid-template-columns: 1fr !important; }
  .form-control, .form-input { font-size: 16px !important; padding: 0.55rem 0.65rem; }
  .form-actions { flex-direction: column; }
  .form-actions .btn { width: 100%; justify-content: center; }

  /* Detail grid */
  .detail-grid { grid-template-columns: repeat(2, 1fr) !important; gap: 0.45rem; }

  /* Tables */
  .table th, .table td { padding: 0.5rem 0.6rem; font-size: 0.78rem; }

  /* Tabs */
  .tabs { margin-bottom: 1rem; }
  .tab { padding: 0.5rem 0.75rem; font-size: 0.78rem; }

  /* Quick Actions */
  .quick-actions-grid { grid-template-columns: repeat(4, 1fr) !important; gap: 0.4rem; }
  .quick-action { padding: 0.65rem 0.25rem; }
  .quick-action .icon { font-size: 1.15rem; }
  .quick-action .label { font-size: 0.62rem; }

  /* Two col stack */
  .dash-two-col { grid-template-columns: 1fr !important; }

  /* Valuation */
  .valuation-result { grid-template-columns: 1fr !important; }

  /* Features / Audience */
  .features-grid { grid-template-columns: 1fr !important; }
  .audience-grid { grid-template-columns: 1fr 1fr !important; gap: 0.6rem; }

  /* Checklist / Documents / Quiz grids */
  .checklist-grid { grid-template-columns: 1fr !important; }
  .document-grid { grid-template-columns: 1fr !important; }
  .quiz-categories { grid-template-columns: 1fr !important; }
  .quiz-cat-card .cat-footer { flex-wrap: wrap; gap: 0.4rem; }
  .quiz-cat-card .cat-meta { flex-wrap: wrap; }

  /* Profile */
  .profile-header { flex-wrap: wrap; justify-content: center; text-align: center; gap: 0.85rem; padding: 1rem !important; }
  .profile-meta { width: 100%; }
  .profile-avatar { width: 56px; height: 56px; font-size: 1.3rem; }
  .profile-grid { grid-template-columns: 1fr !important; }

  /* Marktdaten */
  .marktdaten-info-grid { grid-template-columns: 1fr !important; }

  /* Show page action btns */
  .show-action-btns { width: 100%; }
  .show-action-btns .btn { flex: 1; min-width: 0; justify-content: center; font-size: 0.75rem !important; padding: 0.4rem 0.5rem !important; }

  /* Zinsen widget */
  .zinsen-grid { gap: 0.4rem !important; }
  .zinsen-item { min-width: 0 !important; flex: 1 1 calc(33.333% - 0.5rem) !important; padding: 0.5rem !important; }

  /* Section spacing */
  .section { padding: 2rem 0; }

  /* Alerts */
  .alert { padding: 0.55rem 0.7rem; font-size: 0.8rem; }

  /* Hero */
  .hero { min-height: initial; padding: 3rem 0 2.5rem; }
  .hero-ctas { flex-direction: column; align-items: center; }
  .hero-ctas .btn { width: 100%; max-width: 300px; justify-content: center; }

  /* Auth */
  .auth-container { padding: 0 0.75rem; }
  .auth-card { padding: 1.25rem; }

  /* Footer */
  .footer-bottom { flex-direction: column; gap: 0.75rem; text-align: center; }
  .footer-legal { justify-content: center; flex-wrap: wrap; gap: 0.85rem; }

  /* Learning */
  .learning-grid { grid-template-columns: 1fr !important; }
  .lesson-content { padding: 1rem; }
  .module-progress-info { flex-wrap: wrap; gap: 0.65rem; }
}

/* ── Ultra-small screens ─────────── */
@media (max-width: 380px) {
  .main-content { padding: 0.65rem 0.5rem !important; }
  .navbar-inner { padding: 0 0.5rem !important; }
  .navbar-logo .logo-text { font-size: 0.9rem; }
  .navbar-logo .logo-icon { width: 24px; height: 24px; font-size: 0.72rem; }
  .stats-grid, .portfolio-stats { gap: 0.4rem; }
  .stat-card { padding: 0.5rem 0.4rem; gap: 0.35rem; }
  .stat-icon { width: 30px; height: 30px; }
  .stat-value { font-size: 0.82rem !important; }
  .quick-actions-grid { grid-template-columns: repeat(3, 1fr) !important; }
  .card { padding: 0.65rem; }
  .page-header h1 { font-size: 1.05rem !important; }
  .audience-grid { grid-template-columns: 1fr !important; }
  .detail-grid { grid-template-columns: 1fr !important; }
  .ai-quick-stats { grid-template-columns: 1fr !important; }
  .bottom-nav-item span { font-size: 0.58rem; }
}

/* ── Tablet ─────────── */
@media (min-width: 481px) and (max-width: 1023px) {
  .main-content { padding: 1.25rem 1rem !important; }
  .portfolio-grid { grid-template-columns: repeat(2, 1fr) !important; }
  .stats-grid { grid-template-columns: repeat(4, 1fr); }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .quick-actions-grid { grid-template-columns: repeat(5, 1fr); }
}

/* ── Desktop hide bottom nav ─────────── */
@media (min-width: 1024px) {
  .bottom-nav { display: none !important; }
  body { padding-bottom: 0; }
}

/* ── Print ── */
@media print {
  .navbar, .sidebar, .sidebar-overlay, .hamburger, .bottom-nav { display: none !important; }
  .app-layout { padding-top: 0; }
  .main-content { margin-left: 0 !important; padding: 0 !important; }
  .card { box-shadow: none; border: 1px solid #ddd; break-inside: avoid; }
}

/* ── Reduced Motion ── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ═══════════════════════════════════════════════════
   PANEL DESIGN STRENGTHENING v4
   Daha ayırt edilebilir, şık, kurumsal çizgi
   ═══════════════════════════════════════════════════ */

/* ── Enhanced Card System — Daha belirgin kartlar ── */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  transition: all var(--dur-md) var(--ease);
  position: relative;
  box-shadow: 0 1px 3px rgba(0,0,0,0.04), 0 1px 2px rgba(0,0,0,0.02);
}
.card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--primary-light));
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  opacity: 0;
  transition: opacity var(--dur-md);
}
.card:hover::before { opacity: 1; }
.card:hover {
  box-shadow: 0 8px 24px -4px rgba(0,0,0,0.08), 0 4px 8px -2px rgba(0,0,0,0.04);
  border-color: var(--primary-100);
}

/* ── Stat Cards — premium look ── */
.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1rem;
  position: relative;
  overflow: hidden;
  transition: all var(--dur-md) var(--ease);
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}
.stat-card::after {
  content: '';
  position: absolute;
  top: 0; right: 0;
  width: 80px; height: 80px;
  background: radial-gradient(circle at top right, var(--primary-50), transparent 70%);
  opacity: 0.5;
  pointer-events: none;
}
.stat-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px -4px rgba(37,99,235,0.12);
  border-color: var(--primary-100);
}

/* ── Section Headers — daha belirgin bölüm başlıkları ── */
.section-title-sm {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.85rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding-bottom: 0.6rem;
  border-bottom: 2px solid var(--primary-100);
  position: relative;
}
.section-title-sm::before {
  content: '';
  width: 4px;
  height: 1.1em;
  background: var(--primary);
  border-radius: 2px;
  flex-shrink: 0;
}

/* ── Page header — premium alt çizgi ── */
.page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 1.5rem;
  gap: 0.75rem;
  flex-wrap: wrap;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}
.page-header h1 {
  font-size: clamp(1.2rem, 3vw, 1.5rem);
  margin-bottom: 0.15rem;
  letter-spacing: -0.03em;
  background: linear-gradient(135deg, var(--text) 0%, var(--gray-700) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── Card Header — kurumsal ayraç çizgisi ── */
.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
  gap: 0.75rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border-light);
}
.card-title {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  letter-spacing: -0.01em;
}

/* ── Quick Actions — daha belirgin ── */
.quick-action {
  text-align: center;
  padding: 0.85rem 0.35rem;
  border-radius: var(--radius-lg);
  cursor: pointer;
  text-decoration: none;
  background: white;
  border: 1px solid var(--border);
  transition: all var(--dur-md) var(--ease);
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
  position: relative;
  overflow: hidden;
}
.quick-action::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--primary-50), transparent);
  opacity: 0;
  transition: opacity var(--dur-md);
}
.quick-action:hover::before { opacity: 1; }
.quick-action:hover {
  border-color: var(--primary);
  box-shadow: 0 4px 16px rgba(37,99,235,0.12);
  transform: translateY(-3px);
}

/* ── Data cards — daha keskin, profesyonel ── */
.data-card {
  background: white;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.15rem;
  transition: all var(--dur-md);
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
  position: relative;
}
.data-card::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3px;
  background: var(--primary);
  border-radius: var(--radius-lg) 0 0 var(--radius-lg);
  opacity: 0;
  transition: opacity var(--dur-md);
}
.data-card:hover::before { opacity: 1; }
.data-card:hover {
  box-shadow: 0 8px 24px -4px rgba(0,0,0,0.08);
  border-color: var(--primary-100);
}

/* ── Table — daha profesyonel ── */
.table-container {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: white;
  overflow: hidden;
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}
.table th {
  background: var(--gray-50);
  border-bottom: 2px solid var(--border);
  font-weight: 700;
  color: var(--text-secondary);
}
.table tr:hover td {
  background: var(--primary-50);
}

/* ── Module/Portfolio Cards — daha premium ── */
.module-card, .portfolio-card, .quiz-cat-card, .document-card {
  position: relative;
  overflow: hidden;
}
.module-card::before, .portfolio-card::before, .quiz-cat-card::before, .document-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--primary-light), var(--accent));
  opacity: 0;
  transition: opacity var(--dur-md);
}
.module-card:hover::before, .portfolio-card:hover::before, .quiz-cat-card:hover::before, .document-card:hover::before {
  opacity: 1;
}

/* ── Progress bars — daha premium gradyan ── */
.progress-bar-fill {
  background: linear-gradient(90deg, var(--primary), #6366F1, #8B5CF6);
  box-shadow: 0 1px 4px rgba(37,99,235,0.3);
}

/* ── Daily tip — daha belirgin ── */
.daily-tip {
  border-left: 4px solid var(--accent);
  background: linear-gradient(135deg, var(--accent-50), white) !important;
}

/* ── Tabs — daha keskin ── */
.tab.active {
  color: var(--primary);
  border-bottom: 3px solid var(--primary);
  margin-bottom: -2px;
  background: var(--primary-50);
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
}

/* ── Sidebar refinement — daha premium ── */
.sidebar-link.active {
  color: white;
  background: linear-gradient(135deg, rgba(37,99,235,0.2), rgba(99,102,241,0.15));
  box-shadow: inset 3px 0 0 var(--primary), 0 1px 3px rgba(37,99,235,0.1);
  font-weight: 600;
}

/* ── Navbar refinement — glass efekt güçlendirme ── */
.navbar-app {
  background: linear-gradient(135deg, rgba(15,23,42,0.97), rgba(30,41,59,0.95));
  -webkit-backdrop-filter: blur(24px) saturate(1.8);
  backdrop-filter: blur(24px) saturate(1.8);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  box-shadow: 0 1px 12px rgba(0,0,0,0.15);
}

/* ── Badges refinement — daha okunabilir ── */
.badge {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  padding: 0.22rem 0.6rem;
  border-radius: var(--radius-full);
  border: 1px solid transparent;
}
.badge-primary { border-color: rgba(37,99,235,0.15); }
.badge-success { border-color: rgba(16,185,129,0.15); }
.badge-warning { border-color: rgba(245,158,11,0.15); }
.badge-error   { border-color: rgba(239,68,68,0.15); }

/* ── Buttons refinement — daha kalın, premium ── */
.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  box-shadow: 0 2px 8px rgba(37,99,235,0.25), inset 0 1px 0 rgba(255,255,255,0.1);
}
.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary-dark), #1e40af);
  box-shadow: 0 4px 16px rgba(37,99,235,0.35);
  transform: translateY(-1px);
}
.btn-secondary {
  border: 1.5px solid var(--border);
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}
.btn-secondary:hover {
  border-color: var(--primary-100);
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}

/* ── Alert refinement — premium gölge ── */
.alert {
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
  border-width: 1.5px;
}

/* ── Empty state — daha estetik ── */
.empty-state {
  background: linear-gradient(135deg, var(--gray-25), var(--gray-50));
}
.empty-state .icon {
  width: 64px; height: 64px;
  margin: 0 auto 0.85rem;
  display: flex; align-items: center; justify-content: center;
  background: var(--gray-100);
  border-radius: var(--radius-xl);
}

/* ── Form refinement — daha keskin ── */
.form-input:focus, .form-control:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.1), 0 1px 3px rgba(0,0,0,0.04);
}

/* ── Search bar — daha premium ── */
.search-bar {
  border: 2px solid var(--border);
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}
.search-bar:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.1), 0 4px 12px rgba(0,0,0,0.06);
}

/* ═══════════════════════════════════════════════════
   NOTIFICATION SYSTEM — PAW (Push/Alert/Warning)
   ═══════════════════════════════════════════════════ */

/* ── Notification Bell ── */
.notification-bell-wrapper {
  position: relative;
}
.notification-bell {
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 50%;
  color: rgba(255,255,255,0.6);
  cursor: pointer;
  transition: all var(--dur) var(--ease);
  position: relative;
  font-family: var(--font);
}
.notification-bell:hover {
  background: rgba(255,255,255,0.1);
  color: white;
  border-color: rgba(255,255,255,0.15);
}
.notification-bell.has-notif {
  animation: bellShake 0.5s ease-in-out;
}
@keyframes bellShake {
  0%, 100% { transform: rotate(0); }
  15% { transform: rotate(8deg); }
  30% { transform: rotate(-8deg); }
  45% { transform: rotate(5deg); }
  60% { transform: rotate(-5deg); }
  75% { transform: rotate(2deg); }
}
.notification-badge {
  position: absolute; top: -4px; right: -4px;
  min-width: 18px; height: 18px;
  display: flex; align-items: center; justify-content: center;
  background: var(--error);
  color: white; font-size: 0.62rem; font-weight: 800;
  border-radius: var(--radius-full);
  padding: 0 4px;
  box-shadow: 0 2px 6px rgba(239,68,68,0.4);
  border: 2px solid rgba(15,23,42,0.95);
  animation: badgePop 0.3s var(--ease-spring);
  line-height: 1;
}
@keyframes badgePop {
  from { transform: scale(0); } to { transform: scale(1); }
}

/* ── Notification Dropdown ── */
.notification-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: -60px;
  width: 360px;
  max-height: 500px;
  background: white;
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  box-shadow: 0 16px 48px -8px rgba(0,0,0,0.15), 0 0 0 1px rgba(0,0,0,0.03);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px) scale(0.97);
  transition: all var(--dur-md) var(--ease);
  z-index: var(--z-dropdown);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.notification-dropdown.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}

.notif-dropdown-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--border-light);
  background: var(--gray-25);
}
.notif-dropdown-header h4 {
  font-size: 0.88rem; font-weight: 700; color: var(--text);
  margin: 0;
}
.notif-mark-all {
  font-size: 0.72rem; font-weight: 600;
  color: var(--primary); background: none; border: none;
  cursor: pointer; padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
  transition: all var(--dur);
  font-family: var(--font);
}
.notif-mark-all:hover {
  background: var(--primary-50);
}

.notif-dropdown-body {
  flex: 1; overflow-y: auto; max-height: 360px;
  scrollbar-width: thin;
}
.notif-dropdown-body::-webkit-scrollbar { width: 4px; }
.notif-dropdown-body::-webkit-scrollbar-thumb { background: var(--gray-200); border-radius: 4px; }

.notif-dropdown-footer {
  padding: 0.6rem 1rem;
  border-top: 1px solid var(--border-light);
  text-align: center;
  background: var(--gray-25);
}
.notif-dropdown-footer a {
  font-size: 0.78rem; font-weight: 600;
  color: var(--primary);
  transition: color var(--dur);
}
.notif-dropdown-footer a:hover { color: var(--primary-dark); }

/* ── Notification Items ── */
.notif-item {
  display: flex; align-items: flex-start; gap: 0.65rem;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border-light);
  transition: all var(--dur);
  cursor: pointer;
  position: relative;
}
.notif-item:last-child { border-bottom: none; }
.notif-item:hover { background: var(--gray-50); }
.notif-item.unread {
  background: var(--primary-50);
  border-left: 3px solid var(--primary);
}
.notif-item.unread:hover { background: rgba(37,99,235,0.08); }

.notif-item-icon {
  width: 34px; height: 34px; flex-shrink: 0;
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
}
.notif-item-icon.type-system { background: var(--primary-50); color: var(--primary); }
.notif-item-icon.type-learning { background: var(--info-bg); color: var(--info); }
.notif-item-icon.type-badge { background: var(--accent-50); color: var(--accent-dark); }
.notif-item-icon.type-portfolio { background: var(--accent-50); color: var(--accent-dark); }
.notif-item-icon.type-warning { background: var(--warning-bg); color: var(--warning); }
.notif-item-icon.type-quiz { background: var(--success-bg); color: var(--success); }
.notif-item-icon.type-promo { background: var(--primary-50); color: var(--primary); }
.notif-item-icon.type-info { background: var(--info-bg); color: var(--info); }

.notif-item-content { flex: 1; min-width: 0; }
.notif-item-title {
  font-size: 0.82rem; font-weight: 600; color: var(--text);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  margin-bottom: 0.1rem;
}
.notif-item.unread .notif-item-title { font-weight: 700; }
.notif-item-body {
  font-size: 0.75rem; color: var(--text-muted);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  line-height: 1.4;
}
.notif-item-time {
  font-size: 0.65rem; color: var(--gray-400);
  margin-top: 0.2rem; display: block;
}

.notif-loading {
  display: flex; align-items: center; justify-content: center;
  padding: 2rem;
}
.notif-loading-dots { display: flex; gap: 4px; }
.notif-loading-dots span {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--primary);
  animation: aiPulse 1.4s ease-in-out infinite;
}
.notif-loading-dots span:nth-child(2) { animation-delay: 0.2s; }
.notif-loading-dots span:nth-child(3) { animation-delay: 0.4s; }

.notif-empty {
  text-align: center; padding: 2rem 1rem;
  color: var(--text-muted); font-size: 0.82rem;
}
.notif-empty svg { margin-bottom: 0.5rem; opacity: 0.3; }

/* ── Full Page Notification List ── */
.notifications-list {
  display: flex; flex-direction: column; gap: 0.5rem;
}
.notification-item {
  transition: all var(--dur-md) var(--ease);
}
.notification-item.unread {
  border-left: 3px solid var(--primary);
  background: var(--primary-50);
}
.notification-item.read {
  opacity: 0.7;
}
.notification-item:hover {
  opacity: 1;
}
.notif-item-inner {
  display: flex; align-items: flex-start; gap: 0.75rem;
}
.notif-icon-wrap {
  width: 38px; height: 38px; flex-shrink: 0;
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
}
.notif-icon-primary { background: var(--primary-50); color: var(--primary); }
.notif-icon-info { background: var(--info-bg); color: var(--info); }
.notif-icon-accent { background: var(--accent-50); color: var(--accent-dark); }
.notif-icon-success { background: var(--success-bg); color: var(--success); }
.notif-icon-warning { background: var(--warning-bg); color: var(--warning); }
.notif-icon-gray { background: var(--gray-100); color: var(--gray-500); }

.notif-content { flex: 1; min-width: 0; }
.notif-title {
  font-size: 0.88rem; font-weight: 600; color: var(--text);
  margin-bottom: 0.15rem;
}
.notification-item.unread .notif-title { font-weight: 700; }
.notif-body {
  font-size: 0.8rem; color: var(--text-muted);
  line-height: 1.5; margin-bottom: 0.4rem;
}
.notif-meta {
  display: flex; align-items: center; gap: 0.5rem; flex-wrap: wrap;
}
.notif-time {
  font-size: 0.7rem; color: var(--gray-400);
}
.notif-type-badge {
  font-size: 0.62rem; padding: 0.12rem 0.4rem;
}
.notif-actions {
  display: flex; gap: 0.25rem; flex-shrink: 0;
}
.notif-count-bar {
  display: flex; align-items: center;
}

/* ── Mobile notification dropdown ── */
@media (max-width: 768px) {
  .notification-dropdown {
    position: fixed;
    top: 52px;
    left: 0.5rem;
    right: 0.5rem;
    width: auto;
  }
  .notification-bell { width: 32px; height: 32px; }
  .notification-badge { min-width: 16px; height: 16px; font-size: 0.58rem; top: -3px; right: -3px; }
  .notif-item-title { font-size: 0.78rem; }
  .notif-item-body { font-size: 0.72rem; }
  .notif-item-inner { gap: 0.55rem; }
  .notif-icon-wrap { width: 32px; height: 32px; }
}

/* ═══════════════════════════════════════════════════════════
   DESIGN OVERHAUL v5 — Distinctive, Clean, Professional
   Course Catalog + System-Wide Refinement
   ═══════════════════════════════════════════════════════════ */

/* ── Catalog Hero ── */
.catalog-hero {
  background: linear-gradient(135deg, #0F172A 0%, #1E3A5F 50%, #2563EB 100%);
  border-radius: var(--radius-xl);
  padding: 2.5rem 2rem;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  position: relative;
  overflow: hidden;
  color: #fff;
}
.catalog-hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -15%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(255,255,255, 0.06) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}
.catalog-hero-tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  background: rgba(255,255,255,0.15);
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-full);
  margin-bottom: 0.75rem;
  color: rgba(255,255,255,0.9);
}
.catalog-hero-title {
  font-size: 1.75rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
  line-height: 1.2;
  color: #fff;
}
.catalog-hero-desc {
  font-size: 0.92rem;
  color: rgba(255,255,255,0.75);
  line-height: 1.5;
  max-width: 420px;
}
.catalog-hero-stats {
  display: flex;
  gap: 1.5rem;
  flex-shrink: 0;
}
.catalog-stat {
  text-align: center;
  background: rgba(255,255,255,0.08);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  padding: 1rem 1.25rem;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255,255,255,0.1);
  min-width: 80px;
}
.catalog-stat-num {
  display: block;
  font-size: 1.5rem;
  font-weight: 800;
  color: #fff;
}
.catalog-stat-label {
  font-size: 0.68rem;
  color: rgba(255,255,255,0.6);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ── Catalog Toolbar ── */
.catalog-toolbar {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}
.catalog-search {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex: 1;
  min-width: 200px;
  max-width: 340px;
  background: var(--white);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-full);
  padding: 0.55rem 1rem;
  transition: all var(--dur) var(--ease);
}
.catalog-search:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.1);
}
.catalog-search svg {
  color: var(--gray-400);
  flex-shrink: 0;
}
.catalog-search input {
  border: none;
  background: transparent;
  outline: none;
  font-size: 0.88rem;
  color: var(--text);
  width: 100%;
  font-family: inherit;
}
.catalog-filters {
  display: flex;
  gap: 0.35rem;
  background: var(--gray-100);
  border-radius: var(--radius-full);
  padding: 3px;
}
.catalog-filter {
  padding: 0.4rem 1rem;
  border: none;
  background: transparent;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--dur) var(--ease);
  font-family: inherit;
}
.catalog-filter:hover {
  color: var(--text);
}
.catalog-filter.active {
  background: var(--white);
  color: var(--primary);
  box-shadow: var(--shadow-sm);
}

/* ── Course Grid ── */
.catalog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.25rem;
  margin-bottom: 2rem;
}

/* ── Course Card ── */
.course-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  overflow: hidden;
  transition: all 0.3s var(--ease);
  display: flex;
  flex-direction: column;
}
.course-card:hover {
  border-color: var(--gray-300);
  box-shadow: 0 12px 32px -8px rgba(0,0,0,0.12), 0 4px 8px -2px rgba(0,0,0,0.06);
  transform: translateY(-4px);
}

/* Card Image */
.course-card-img {
  display: block;
  position: relative;
  height: 180px;
  overflow: hidden;
}
.course-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s var(--ease);
}
.course-card:hover .course-card-img img {
  transform: scale(1.06);
}
.course-card-img-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(0,0,0,0.4) 100%);
  display: flex;
  align-items: flex-end;
  justify-content: flex-end;
  padding: 0.75rem;
}
.course-card-level {
  font-size: 0.68rem;
  font-weight: 700;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
  letter-spacing: 0.03em;
  text-transform: uppercase;
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
}
.course-card-level.badge-success {
  background: rgba(16,185,129,0.85);
  color: #fff;
}
.course-card-level.badge-warning {
  background: rgba(245,158,11,0.85);
  color: #fff;
}
.course-card-level.badge-primary {
  background: rgba(37,99,235,0.85);
  color: #fff;
}

/* Card Body */
.course-card-body {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.course-card-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  background: color-mix(in srgb, var(--accent) 10%, transparent);
  color: var(--accent);
  margin-bottom: 0.75rem;
}
.course-card-title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
  line-height: 1.3;
}
.course-card-title a {
  color: var(--text);
  text-decoration: none;
  transition: color var(--dur);
}
.course-card-title a:hover {
  color: var(--primary);
}
.course-card-desc {
  font-size: 0.82rem;
  line-height: 1.55;
  color: var(--text-secondary);
  margin-bottom: 1rem;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Card Meta */
.course-card-meta {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}
.course-card-meta span {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  background: var(--gray-50);
  padding: 0.25rem 0.55rem;
  border-radius: var(--radius-full);
}
.course-card-meta svg {
  color: var(--gray-400);
}

/* Progress */
.course-card-progress {
  margin-bottom: 1rem;
}
.course-card-progress-info {
  display: flex;
  justify-content: space-between;
  font-size: 0.72rem;
  font-weight: 600;
  margin-bottom: 0.3rem;
}
.course-card-progress-info span:first-child {
  color: var(--text-muted);
}
.course-card-progress-pct {
  color: var(--primary-600);
}
.course-card-progress-bar {
  height: 4px;
  background: var(--gray-100);
  border-radius: var(--radius-full);
  overflow: hidden;
}
.course-card-progress-fill {
  height: 100%;
  border-radius: var(--radius-full);
  transition: width 0.8s var(--ease);
}

/* CTA Button */
.course-card-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.65rem 1.25rem;
  border-radius: var(--radius-md);
  font-size: 0.84rem;
  font-weight: 700;
  text-decoration: none;
  background: var(--accent);
  color: #fff;
  transition: all 0.2s var(--ease);
  border: none;
  cursor: pointer;
  margin-top: auto;
}
.course-card-btn:hover {
  filter: brightness(1.08);
  box-shadow: 0 4px 12px color-mix(in srgb, var(--accent) 30%, transparent);
  transform: translateX(2px);
}
.course-card-btn svg {
  transition: transform 0.2s;
}
.course-card-btn:hover svg {
  transform: translateX(3px);
}

/* Catalog Empty */
.catalog-empty {
  text-align: center;
  padding: 3rem 1rem;
}
.catalog-empty h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-secondary);
  margin: 0.75rem 0 0.25rem;
}
.catalog-empty p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ── GLOBAL DESIGN REFINEMENTS v5 ── */

/* Better section separation with distinct visual hierarchy */
.page-header {
  padding: 1.75rem 0 1.25rem;
  border-bottom: none;
}
.page-header h1 {
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -0.025em;
  color: var(--text);
}

/* Distinct card styles — no more sameness */
.card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  transition: all 0.25s var(--ease);
}
.card:hover {
  border-color: var(--gray-200);
}
.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border-light);
}
.card-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

/* Stat cards — distinct colored left border */
.stat-card {
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 1rem 1.15rem;
  border-left: 3px solid var(--primary);
}
.stat-card:nth-child(1) { border-left-color: #F59E0B; }
.stat-card:nth-child(2) { border-left-color: #10B981; }
.stat-card:nth-child(3) { border-left-color: #2563EB; }
.stat-card:nth-child(4) { border-left-color: #8B5CF6; }

.stat-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.stat-icon-accent { background: #FEF3C7; color: #D97706; }
.stat-icon-success { background: #D1FAE5; color: #059669; }
.stat-icon-primary { background: #DBEAFE; color: #2563EB; }
.stat-icon-info { background: #EDE9FE; color: #7C3AED; }

.stat-value {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text);
  line-height: 1.1;
}
.stat-label {
  font-size: 0.72rem;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Quick actions — colorful icon backgrounds */
.quick-actions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
  gap: 0.65rem;
}
.quick-action {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 0.5rem;
  border-radius: var(--radius-md);
  text-decoration: none;
  color: var(--text-secondary);
  background: var(--gray-50);
  border: 1px solid transparent;
  transition: all 0.2s var(--ease);
}
.quick-action:hover {
  background: var(--primary-50);
  border-color: var(--primary-100);
  color: var(--primary);
  transform: translateY(-2px);
}
.quick-action .icon {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: var(--shadow-xs);
}
.quick-action .label {
  font-size: 0.74rem;
  font-weight: 600;
  text-align: center;
}

/* Tasks improved */
.task-list {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}
.task-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.65rem 0.85rem;
  background: var(--gray-50);
  border-radius: var(--radius);
  border: 1px solid var(--border-light);
  transition: background 0.15s;
}
.task-item:hover {
  background: var(--gray-100);
}
.task-item .text {
  flex: 1;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text);
}
.task-item .points {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--primary);
  background: var(--primary-50);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-full);
}

/* Daily tip — distinct gradient */
.daily-tip {
  background: linear-gradient(135deg, #EEF2FF 0%, #E0E7FF 100%) !important;
  border-color: #C7D2FE !important;
}
.daily-tip-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, #4F46E5, #7C3AED);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  margin-bottom: 0.5rem;
}
.daily-tip-text {
  font-size: 0.88rem;
  line-height: 1.6;
  color: var(--gray-700);
}

/* Badges — more visual distinction */
.badge {
  display: inline-flex;
  align-items: center;
  font-size: 0.68rem;
  font-weight: 700;
  padding: 0.2rem 0.55rem;
  border-radius: var(--radius-full);
  letter-spacing: 0.02em;
  white-space: nowrap;
}
.badge-primary   { background: #DBEAFE; color: #1D4ED8; }
.badge-accent    { background: #FEF3C7; color: #B45309; }
.badge-success   { background: #D1FAE5; color: #065F46; }
.badge-warning   { background: #FEF3C7; color: #92400E; }
.badge-error     { background: #FEE2E2; color: #991B1B; }
.badge-info      { background: #E0E7FF; color: #3730A3; }
.badge-gray      { background: var(--gray-100); color: var(--gray-600); }
.badge.live      { background: #FEE2E2; color: #DC2626; animation: pulse-live 2s ease infinite; }

@keyframes pulse-live {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.7; }
}

/* Buttons — more distinct hierarchy */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.55rem 1.15rem;
  font-size: 0.84rem;
  font-weight: 600;
  border-radius: var(--radius);
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: all 0.2s var(--ease);
  text-decoration: none;
  font-family: inherit;
}
.btn-primary {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}
.btn-primary:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  box-shadow: var(--shadow-primary);
}
.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border-color: var(--border);
}
.btn-ghost:hover {
  background: var(--gray-50);
  border-color: var(--gray-300);
  color: var(--text);
}
.btn-sm {
  padding: 0.35rem 0.75rem;
  font-size: 0.78rem;
}

/* Empty state */
.empty-state {
  text-align: center;
  padding: 2.5rem 1rem;
}
.empty-state .icon {
  display: inline-flex;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  align-items: center;
  justify-content: center;
  background: var(--gray-100);
  color: var(--gray-400);
  margin-bottom: 0.75rem;
}
.empty-state h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.25rem;
}
.empty-state p {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

/* Progress bars */
.progress-bar-bg {
  height: 6px;
  background: var(--gray-100);
  border-radius: var(--radius-full);
  overflow: hidden;
}
.progress-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary) 0%, #6366F1 100%);
  border-radius: var(--radius-full);
  transition: width 0.8s ease;
}

/* Two column dashboard layout */
.dash-two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

/* Sidebar active link — colored left bar */
.sidebar-link.active,
.sidebar-link.active:hover {
  background: rgba(37,99,235,0.08);
  color: var(--primary-light);
}
.sidebar-link.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 4px;
  bottom: 4px;
  width: 3px;
  background: var(--primary-light);
  border-radius: 0 3px 3px 0;
}
.sidebar-link {
  position: relative;
}

/* ── Responsive for catalog ── */
@media (max-width: 768px) {
  .catalog-hero {
    flex-direction: column;
    padding: 1.75rem 1.25rem;
    text-align: center;
    gap: 1.25rem;
  }
  .catalog-hero-desc {
    max-width: 100%;
  }
  .catalog-hero-stats {
    width: 100%;
    justify-content: center;
    gap: 0.75rem;
  }
  .catalog-stat {
    padding: 0.65rem 0.85rem;
    min-width: 70px;
  }
  .catalog-stat-num {
    font-size: 1.2rem;
  }
  .catalog-toolbar {
    flex-direction: column;
    align-items: stretch;
  }
  .catalog-search {
    max-width: 100%;
  }
  .catalog-filters {
    justify-content: center;
  }
  .catalog-grid {
    grid-template-columns: 1fr;
  }
  .course-card-img {
    height: 160px;
  }
  .dash-two-col {
    grid-template-columns: 1fr;
  }
  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
  }
  .quick-actions-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 0.5rem;
  }
  .quick-action {
    padding: 0.75rem 0.3rem;
  }
}

@media (max-width: 480px) {
  .catalog-hero-title {
    font-size: 1.3rem;
  }
  .catalog-hero-stats {
    gap: 0.5rem;
  }
  .catalog-stat {
    padding: 0.5rem;
  }
  .quick-actions-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .course-card-body {
    padding: 1rem;
  }
}