/* =============================================
   OAB ESA — Design System
   Plataforma de Cursos • Escola Superior de Advocacia
   ============================================= */

/* === RESET & BASE === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: 'Livvic', sans-serif;
  color: var(--cinza-700);
  background: var(--cinza-50);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--azul-digital); text-decoration: none; }
a:hover { color: var(--azul-vibrante); }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
ul, ol { list-style: none; }

/* === CUSTOM PROPERTIES === */
:root {
  --azul-classico: #001E5F;
  --azul-digital: #556EFF;
  --azul-confianca: #37AAE1;
  --azul-vibrante: #3CDCFF;
  --cinza-50: #F5F7FA;
  --cinza-100: #E8ECF1;
  --cinza-200: #CBD2DC;
  --cinza-400: #8E99A8;
  --cinza-500: #5A6577;
  --cinza-700: #3A4354;
  --cinza-900: #1A2332;
  --branco: #FFFFFF;
  --verde: #10B981;
  --vermelho: #EF4444;
  --amarelo: #F59E0B;
  --dourado: #D4A017;
  --dourado-bg: #FFF8E1;
  --shadow-sm: 0 1px 3px rgba(0,30,95,0.06);
  --shadow-md: 0 4px 16px rgba(0,30,95,0.08);
  --shadow-lg: 0 8px 32px rgba(0,30,95,0.12);
  --shadow-xl: 0 16px 48px rgba(0,30,95,0.16);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --max-width: 1360px;
  --header-h: 72px;
}

/* === TYPOGRAPHY === */
h1, h2, h3, h4 { font-weight: 700; color: var(--azul-classico); line-height: 1.2; }
h1 { font-size: clamp(1.75rem, 4vw, 2.5rem); }
h2 { font-size: clamp(1.4rem, 3vw, 2rem); }
h3 { font-size: clamp(1.1rem, 2.5vw, 1.4rem); }
.serif { font-family: 'Gelasio', serif; }
.text-sm { font-size: 0.875rem; }
.text-xs { font-size: 0.75rem; }
.text-lg { font-size: 1.125rem; }

/* === LAYOUT === */
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }
.section { padding: 64px 0; }
.section-dark { background: var(--azul-classico); color: var(--branco); }
.section-dark h2, .section-dark h3 { color: var(--branco); }

/* === HEADER === */
.header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  height: var(--header-h);
  background: rgba(0, 30, 95, 0.97);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  transition: var(--transition);
}
.header-inner {
  max-width: var(--max-width); margin: 0 auto; padding: 0 24px;
  height: 100%; display: flex; align-items: center; justify-content: space-between;
}
.header-logo { display: flex; align-items: center; gap: 12px; }
.header-logo img { height: 40px; }
.header-logo span { color: var(--branco); font-size: 1.25rem; font-weight: 700; letter-spacing: -0.02em; }
.header-logo .logo-sub { color: var(--azul-vibrante); font-size: 0.75rem; font-weight: 500; display: block; margin-top: -2px; }

.header-nav { display: flex; align-items: center; gap: 32px; }
.header-nav a {
  color: rgba(255,255,255,0.8); font-size: 0.9rem; font-weight: 500;
  transition: var(--transition); position: relative; padding: 4px 0;
}
.header-nav a:hover, .header-nav a.active { color: var(--branco); }
.header-nav a.active::after {
  content: ''; position: absolute; bottom: -2px; left: 0; right: 0;
  height: 2px; background: var(--azul-vibrante); border-radius: 1px;
}

.header-actions { display: flex; align-items: center; gap: 12px; }

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 24px; border-radius: var(--radius-sm); font-weight: 600;
  font-size: 0.9rem; transition: var(--transition); white-space: nowrap;
}
.btn-primary { background: var(--azul-digital); color: var(--branco); }
.btn-primary:hover { background: #4459e6; color: var(--branco); transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-secondary { background: rgba(255,255,255,0.1); color: var(--branco); border: 1px solid rgba(255,255,255,0.2); }
.btn-secondary:hover { background: rgba(255,255,255,0.15); color: var(--branco); }
.btn-outline { background: transparent; color: var(--azul-digital); border: 2px solid var(--azul-digital); }
.btn-outline:hover { background: var(--azul-digital); color: var(--branco); }
.btn-gold { background: linear-gradient(135deg, #D4A017, #F0C850); color: var(--azul-classico); font-weight: 700; }
.btn-gold:hover { transform: translateY(-1px); box-shadow: 0 4px 16px rgba(212,160,23,0.3); }
.btn-lg { padding: 14px 32px; font-size: 1rem; border-radius: var(--radius-md); }
.btn-sm { padding: 6px 16px; font-size: 0.8rem; }

/* === HERO BANNER === */
.hero {
  margin-top: var(--header-h);
  position: relative; overflow: hidden;
  background: linear-gradient(135deg, var(--azul-classico) 0%, #0A2F7A 50%, #1A3F8A 100%);
  min-height: 520px; max-width: 100vw;
}
.hero-slides { display: flex; transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1); width: 100%; }
.hero-slide {
  min-width: 100%; display: flex; align-items: center;
  padding: 80px 0; position: relative;
}
.hero-slide .container { display: flex; align-items: center; gap: 60px; position: relative; z-index: 2; }
.hero-content { flex: 1; max-width: 560px; }
.hero-content h1 {
  color: var(--branco); font-size: clamp(2rem, 4.5vw, 3rem);
  margin-bottom: 16px; line-height: 1.15;
}
.hero-content p { color: rgba(255,255,255,0.8); font-size: 1.125rem; margin-bottom: 32px; line-height: 1.7; }
.hero-image {
  flex: 1; max-width: 480px;
  border-radius: var(--radius-lg); overflow: hidden;
  box-shadow: var(--shadow-xl);
  transform: perspective(800px) rotateY(-3deg);
  transition: var(--transition);
}
.hero-image img { width: 100%; height: 320px; object-fit: cover; }
.hero-bg-pattern {
  position: absolute; top: 0; right: 0; bottom: 0; width: 50%;
  background: radial-gradient(circle at 80% 50%, rgba(60,220,255,0.08) 0%, transparent 60%);
  pointer-events: none;
}
.hero-dots {
  display: flex; gap: 8px; justify-content: center; padding: 20px 0;
  position: absolute; bottom: 20px; left: 50%; transform: translateX(-50%); z-index: 5;
}
.hero-dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: rgba(255,255,255,0.3); cursor: pointer; transition: var(--transition);
}
.hero-dot.active { background: var(--azul-vibrante); width: 28px; border-radius: 5px; }

/* === CARROSSEL NETFLIX === */
.carousel-section { padding: 48px 0 16px; }
.carousel-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 24px; padding: 0 24px;
  max-width: var(--max-width); margin-left: auto; margin-right: auto;
}
.carousel-header h2 { font-size: 1.5rem; }
.carousel-header a { color: var(--azul-digital); font-weight: 600; font-size: 0.9rem; }
.carousel-header a:hover { text-decoration: underline; }

.carousel-wrapper {
  position: relative;
  max-width: var(--max-width); margin: 0 auto; padding: 0 24px;
}
.carousel-track {
  display: flex; gap: 20px;
  overflow-x: auto; scroll-snap-type: x mandatory;
  scrollbar-width: none; -ms-overflow-style: none;
  padding: 8px 0 24px; scroll-padding: 0 24px;
}
.carousel-track::-webkit-scrollbar { display: none; }

.carousel-btn {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 48px; height: 48px; border-radius: 50%;
  background: var(--branco); color: var(--azul-classico);
  box-shadow: var(--shadow-lg);
  display: flex; align-items: center; justify-content: center;
  z-index: 10; opacity: 0; transition: var(--transition);
  font-size: 1.25rem; border: 1px solid var(--cinza-100);
}
.carousel-wrapper:hover .carousel-btn { opacity: 1; }
.carousel-btn:hover { background: var(--azul-digital); color: var(--branco); }
.carousel-btn.prev { left: 4px; }
.carousel-btn.next { right: 4px; }

/* === COURSE CARD (Netflix Style) === */
.course-card {
  flex: 0 0 300px; scroll-snap-align: start;
  background: var(--branco); border-radius: var(--radius-md);
  overflow: hidden; position: relative;
  transition: var(--transition);
  cursor: pointer; box-shadow: var(--shadow-sm);
}
.course-card:hover {
  transform: scale(1.05) translateY(-8px);
  box-shadow: var(--shadow-xl);
  z-index: 5;
}

.card-img-wrap {
  position: relative; overflow: hidden;
  aspect-ratio: 16/9;
}
.card-img-wrap img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.5s ease;
}
.course-card:hover .card-img-wrap img { transform: scale(1.1); }

.card-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(0,30,95,0.85) 0%, rgba(0,30,95,0.1) 50%, transparent 100%);
  display: flex; flex-direction: column; justify-content: flex-end;
  padding: 20px; opacity: 0; transition: var(--transition);
}
.course-card:hover .card-overlay { opacity: 1; }
.card-overlay p { color: rgba(255,255,255,0.9); font-size: 0.85rem; line-height: 1.5; margin-bottom: 12px; }
.card-overlay .btn { font-size: 0.8rem; padding: 8px 20px; }

/* Badges no card */
.card-badges {
  position: absolute; top: 12px; left: 12px; right: 12px;
  display: flex; gap: 6px; flex-wrap: wrap; z-index: 3;
}
.badge {
  padding: 4px 10px; border-radius: 20px;
  font-size: 0.7rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.03em;
  backdrop-filter: blur(8px);
}
.badge-online { background: rgba(16,185,129,0.9); color: var(--branco); }
.badge-presencial { background: rgba(85,110,255,0.9); color: var(--branco); }
.badge-hibrido { background: rgba(139,92,246,0.9); color: var(--branco); }
.badge-ao_vivo { background: rgba(239,68,68,0.9); color: var(--branco); animation: pulse-live 2s infinite; }
.badge-anuidade {
  background: linear-gradient(135deg, #D4A017, #F0C850);
  color: var(--azul-classico); font-weight: 800;
}
.badge-gratuito { background: rgba(16,185,129,0.9); color: var(--branco); }
.badge-destaque { background: rgba(60,220,255,0.9); color: var(--azul-classico); }

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

.card-body { padding: 16px 20px; }
.card-category {
  font-size: 0.7rem; font-weight: 700; text-transform: uppercase;
  color: var(--azul-digital); margin-bottom: 6px; letter-spacing: 0.04em;
}
.card-title {
  font-size: 1rem; font-weight: 700; color: var(--azul-classico);
  line-height: 1.3; margin-bottom: 10px;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}

.card-instructor {
  display: flex; align-items: center; gap: 10px; margin-bottom: 12px;
}
.card-instructor img {
  width: 32px; height: 32px; border-radius: 50%; object-fit: cover;
  border: 2px solid var(--cinza-100);
}
.card-instructor span { font-size: 0.8rem; color: var(--cinza-500); }
.card-instructor small { display: block; font-size: 0.7rem; color: var(--cinza-400); }

.card-meta {
  display: flex; align-items: center; gap: 16px;
  font-size: 0.8rem; color: var(--cinza-400); margin-bottom: 12px;
}
.card-meta svg { width: 14px; height: 14px; flex-shrink: 0; }

.card-footer {
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 12px; border-top: 1px solid var(--cinza-100);
}
.card-price { font-weight: 800; color: var(--azul-classico); font-size: 1.1rem; }
.card-price small { font-weight: 400; font-size: 0.75rem; color: var(--cinza-400); display: block; }
.card-price.gratuito { color: var(--verde); }

/* === FILTER PILLS === */
.filter-bar {
  padding: 24px 0; overflow-x: auto; overflow-y: hidden;
  scrollbar-width: none;
  max-width: var(--max-width); margin: 0 auto; padding-left: 24px; padding-right: 24px;
}
.filter-bar::-webkit-scrollbar { display: none; }
.filter-pills {
  display: inline-flex; gap: 10px; flex-wrap: nowrap; white-space: nowrap;
}
.filter-pill {
  padding: 8px 20px; border-radius: 24px;
  font-size: 0.85rem; font-weight: 600;
  background: var(--branco); color: var(--cinza-500);
  border: 1px solid var(--cinza-200); white-space: nowrap;
  transition: var(--transition); cursor: pointer;
}
.filter-pill:hover { border-color: var(--azul-digital); color: var(--azul-digital); }
.filter-pill.active {
  background: var(--azul-digital); color: var(--branco); border-color: var(--azul-digital);
}

/* === EVENTS SECTION === */
.event-card {
  background: var(--branco); border-radius: var(--radius-md);
  overflow: hidden; box-shadow: var(--shadow-sm);
  transition: var(--transition); display: flex; flex-direction: column;
}
.event-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.event-card-img { aspect-ratio: 16/9; overflow: hidden; }
.event-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.event-card:hover .event-card-img img { transform: scale(1.05); }
.event-card-body { padding: 20px; flex: 1; display: flex; flex-direction: column; }
.event-date {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 0.8rem; font-weight: 700; color: var(--azul-digital);
  background: rgba(85,110,255,0.08); padding: 4px 12px; border-radius: 20px;
  margin-bottom: 12px; width: fit-content;
}
.event-card-body h3 { font-size: 1.1rem; margin-bottom: 8px; }
.event-card-body p { font-size: 0.85rem; color: var(--cinza-500); flex: 1; }
.event-location { font-size: 0.8rem; color: var(--cinza-400); margin-top: 12px; display: flex; align-items: center; gap: 6px; }

.events-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
}

/* === MINHA AREA (Dashboard) === */
.dashboard { margin-top: var(--header-h); padding: 40px 0; min-height: 100vh; }
.dashboard-grid {
  display: grid; grid-template-columns: 280px 1fr;
  gap: 32px; max-width: var(--max-width); margin: 0 auto; padding: 0 24px;
}

/* Sidebar */
.dash-sidebar {
  background: var(--branco); border-radius: var(--radius-lg);
  padding: 32px 24px; box-shadow: var(--shadow-sm);
  height: fit-content; position: sticky; top: calc(var(--header-h) + 24px);
}
.dash-avatar {
  width: 80px; height: 80px; border-radius: 50%;
  background: linear-gradient(135deg, var(--azul-digital), var(--azul-vibrante));
  display: flex; align-items: center; justify-content: center;
  font-size: 2rem; color: var(--branco); font-weight: 700;
  margin: 0 auto 16px;
}
.dash-sidebar h3 { text-align: center; font-size: 1.1rem; margin-bottom: 4px; }
.dash-sidebar .oab-num { text-align: center; font-size: 0.85rem; color: var(--cinza-400); margin-bottom: 24px; }

.dash-nav { display: flex; flex-direction: column; gap: 4px; }
.dash-nav a {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 16px; border-radius: var(--radius-sm);
  color: var(--cinza-500); font-weight: 500; font-size: 0.9rem;
  transition: var(--transition);
}
.dash-nav a:hover { background: var(--cinza-50); color: var(--azul-digital); }
.dash-nav a.active { background: rgba(85,110,255,0.08); color: var(--azul-digital); font-weight: 600; }
.dash-nav svg { width: 20px; height: 20px; flex-shrink: 0; }

/* Stats Cards */
.stats-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 16px; margin-bottom: 32px; }
.stat-card {
  background: var(--branco); border-radius: var(--radius-md);
  padding: 24px; box-shadow: var(--shadow-sm);
  text-align: center;
}
.stat-card .stat-icon {
  width: 48px; height: 48px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 12px; font-size: 1.5rem;
}
.stat-card .stat-icon.blue { background: rgba(85,110,255,0.1); color: var(--azul-digital); }
.stat-card .stat-icon.green { background: rgba(16,185,129,0.1); color: var(--verde); }
.stat-card .stat-icon.gold { background: rgba(212,160,23,0.1); color: var(--dourado); }
.stat-card .stat-value { font-size: 2rem; font-weight: 800; color: var(--azul-classico); }
.stat-card .stat-label { font-size: 0.8rem; color: var(--cinza-400); margin-top: 4px; }

/* Continuar Assistindo */
.continue-watching {
  background: linear-gradient(135deg, var(--azul-classico), #0A2F7A);
  border-radius: var(--radius-lg); padding: 28px;
  margin-bottom: 32px; display: flex; align-items: center; gap: 24px;
  color: var(--branco); cursor: pointer; transition: var(--transition);
}
.continue-watching:hover { transform: translateY(-2px); box-shadow: var(--shadow-xl); }
.continue-watching img { width: 160px; height: 90px; border-radius: var(--radius-sm); object-fit: cover; }
.continue-info { flex: 1; }
.continue-info small { color: rgba(255,255,255,0.6); font-size: 0.8rem; text-transform: uppercase; font-weight: 600; letter-spacing: 0.05em; }
.continue-info h3 { color: var(--branco); font-size: 1.2rem; margin: 4px 0 8px; }
.continue-info .continue-lesson { color: rgba(255,255,255,0.7); font-size: 0.9rem; }

/* Progress bar */
.progress-bar {
  width: 100%; height: 6px; background: rgba(255,255,255,0.15);
  border-radius: 3px; overflow: hidden; margin-top: 12px;
}
.progress-fill {
  height: 100%; background: linear-gradient(90deg, var(--azul-vibrante), var(--verde));
  border-radius: 3px; transition: width 0.6s ease;
}
.progress-bar-dark { background: var(--cinza-100); }
.progress-bar-dark .progress-fill { background: linear-gradient(90deg, var(--azul-digital), var(--azul-vibrante)); }

/* My Courses List */
.my-courses-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}
.my-course-card {
  background: var(--branco); border-radius: var(--radius-md);
  overflow: hidden; box-shadow: var(--shadow-sm);
  transition: var(--transition); cursor: pointer;
}
.my-course-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-2px); }
.my-course-card .card-img-wrap { aspect-ratio: 16/9; }
.my-course-card .card-img-wrap img { width: 100%; height: 100%; object-fit: cover; }
.my-course-card .card-body { padding: 16px; }
.my-course-card .card-body h3 { font-size: 0.95rem; margin-bottom: 8px; }
.my-course-progress {
  display: flex; align-items: center; gap: 12px; margin-top: 12px;
}
.my-course-progress span { font-size: 0.8rem; font-weight: 600; color: var(--azul-digital); white-space: nowrap; }

/* Certificates */
.cert-card {
  background: var(--branco); border-radius: var(--radius-md);
  padding: 24px; box-shadow: var(--shadow-sm);
  display: flex; align-items: center; gap: 20px;
  transition: var(--transition); border-left: 4px solid var(--dourado);
}
.cert-card:hover { box-shadow: var(--shadow-md); }
.cert-icon {
  width: 56px; height: 56px; border-radius: 12px;
  background: var(--dourado-bg); color: var(--dourado);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem; flex-shrink: 0;
}
.cert-info { flex: 1; }
.cert-info h4 { font-size: 1rem; margin-bottom: 4px; }
.cert-info p { font-size: 0.8rem; color: var(--cinza-400); }
.cert-code { font-family: monospace; font-size: 0.75rem; color: var(--cinza-400); margin-top: 4px; }

/* === COURSE DETAIL === */
.course-hero {
  margin-top: var(--header-h);
  background: linear-gradient(135deg, var(--azul-classico), #0A2F7A);
  padding: 60px 0; color: var(--branco); position: relative; overflow: hidden;
}
.course-hero-inner { display: flex; gap: 48px; align-items: flex-start; }
.course-hero-info { flex: 1; }
.course-hero-info h1 { color: var(--branco); margin-bottom: 16px; }
.course-hero-info .subtitle { color: rgba(255,255,255,0.7); font-size: 1.1rem; margin-bottom: 24px; }
.course-hero-meta {
  display: flex; flex-wrap: wrap; gap: 20px; margin-bottom: 32px;
}
.course-hero-meta .meta-item {
  display: flex; align-items: center; gap: 8px;
  color: rgba(255,255,255,0.8); font-size: 0.9rem;
}
.course-hero-sidebar {
  width: 380px; flex-shrink: 0;
  background: var(--branco); border-radius: var(--radius-lg);
  padding: 28px; color: var(--cinza-700); box-shadow: var(--shadow-xl);
}
.course-hero-sidebar .price-box {
  text-align: center; margin-bottom: 24px;
  padding-bottom: 24px; border-bottom: 1px solid var(--cinza-100);
}
.price-box .price-main { font-size: 2.5rem; font-weight: 800; color: var(--azul-classico); }
.price-box .price-parcelas { font-size: 0.9rem; color: var(--cinza-500); }
.price-box .anuidade-badge {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--dourado-bg); color: var(--dourado);
  padding: 8px 16px; border-radius: 20px;
  font-size: 0.8rem; font-weight: 700; margin-top: 12px;
}

/* Ementa / Curriculum */
.curriculum { padding: 48px 0; }
.curriculum-module {
  background: var(--branco); border-radius: var(--radius-md);
  margin-bottom: 12px; overflow: hidden; box-shadow: var(--shadow-sm);
}
.module-header {
  padding: 20px 24px; cursor: pointer;
  display: flex; align-items: center; justify-content: space-between;
  transition: var(--transition);
}
.module-header:hover { background: var(--cinza-50); }
.module-header h3 { font-size: 1rem; display: flex; align-items: center; gap: 12px; }
.module-header .module-count { font-size: 0.8rem; color: var(--cinza-400); font-weight: 400; }
.module-header .chevron { transition: transform 0.3s ease; color: var(--cinza-400); }
.module-header.open .chevron { transform: rotate(180deg); }

.module-lessons {
  max-height: 0; overflow: hidden;
  transition: max-height 0.4s ease;
}
.module-lessons.open { max-height: 2000px; }
.lesson-item {
  display: flex; align-items: center; gap: 16px;
  padding: 14px 24px 14px 48px;
  border-top: 1px solid var(--cinza-100);
  font-size: 0.9rem; color: var(--cinza-500);
  transition: var(--transition);
}
.lesson-item:hover { background: var(--cinza-50); }
.lesson-icon { width: 24px; height: 24px; flex-shrink: 0; color: var(--cinza-400); }
.lesson-item .lesson-duration { margin-left: auto; font-size: 0.8rem; color: var(--cinza-400); }
.lesson-item.completed .lesson-icon { color: var(--verde); }

/* === AULA PLAYER === */
.aula-layout {
  margin-top: var(--header-h); display: flex; min-height: calc(100vh - var(--header-h));
}
.aula-player { flex: 1; background: #000; display: flex; flex-direction: column; }
.video-container { position: relative; width: 100%; aspect-ratio: 16/9; background: #000; }
.video-container iframe, .video-container video { width: 100%; height: 100%; border: none; }
.aula-content { padding: 24px 32px; background: var(--branco); flex: 1; }
.aula-content h2 { margin-bottom: 8px; }
.aula-content .aula-desc { color: var(--cinza-500); font-size: 0.95rem; }

.aula-sidebar {
  width: 360px; background: var(--branco); border-left: 1px solid var(--cinza-100);
  overflow-y: auto; max-height: calc(100vh - var(--header-h));
}
.aula-sidebar-header { padding: 20px; border-bottom: 1px solid var(--cinza-100); }
.aula-sidebar-header h3 { font-size: 1rem; }
.sidebar-lesson {
  display: flex; align-items: center; gap: 12px;
  padding: 14px 20px; border-bottom: 1px solid var(--cinza-100);
  cursor: pointer; transition: var(--transition);
  font-size: 0.85rem; color: var(--cinza-500);
}
.sidebar-lesson:hover { background: var(--cinza-50); }
.sidebar-lesson.active { background: rgba(85,110,255,0.06); color: var(--azul-digital); font-weight: 600; }
.sidebar-lesson.completed { color: var(--verde); }
.sidebar-lesson .lesson-num {
  width: 28px; height: 28px; border-radius: 50%;
  background: var(--cinza-100); display: flex; align-items: center; justify-content: center;
  font-size: 0.75rem; font-weight: 600; flex-shrink: 0;
}
.sidebar-lesson.active .lesson-num { background: var(--azul-digital); color: var(--branco); }
.sidebar-lesson.completed .lesson-num { background: var(--verde); color: var(--branco); }

/* Mark complete button */
.mark-complete-btn {
  display: flex; align-items: center; gap: 8px;
  padding: 12px 24px; border-radius: var(--radius-sm);
  background: var(--verde); color: var(--branco);
  font-weight: 600; transition: var(--transition); margin-top: 16px;
}
.mark-complete-btn:hover { background: #059669; }
.mark-complete-btn.done { background: var(--cinza-200); color: var(--cinza-500); }

/* === FOOTER === */
.footer {
  background: var(--azul-classico); color: rgba(255,255,255,0.7);
  padding: 48px 0 24px;
}
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px; margin-bottom: 40px;
}
.footer h4 { color: var(--branco); font-size: 1rem; margin-bottom: 16px; }
.footer p, .footer a { font-size: 0.85rem; color: rgba(255,255,255,0.6); }
.footer a:hover { color: var(--branco); }
.footer ul { display: flex; flex-direction: column; gap: 8px; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1); padding-top: 24px;
  display: flex; justify-content: space-between; align-items: center;
  font-size: 0.8rem;
}
.footer-social { display: flex; gap: 16px; }
.footer-social a { color: rgba(255,255,255,0.5); font-size: 1.2rem; }
.footer-social a:hover { color: var(--azul-vibrante); }

/* === MOBILE RESPONSIVE === */
@media (max-width: 1024px) {
  .dashboard-grid { grid-template-columns: 1fr; }
  .dash-sidebar { position: static; }
  .course-hero-inner { flex-direction: column; }
  .course-hero-sidebar { width: 100%; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  :root { --header-h: 56px; }
  .header-nav { display: none; }
  .header-logo span { font-size: 1.05rem; }
  .header-logo .logo-sub { font-size: 0.65rem; }
  .header-logo img, .header-logo svg { height: 32px; width: 32px; }

  .hero { min-height: auto; }
  .hero-slide { padding: 40px 0 32px; min-height: auto; }
  .hero-slide .container { flex-direction: column; text-align: center; gap: 20px; }
  .hero-content h1 { font-size: 1.5rem; }
  .hero-content p { font-size: 0.9rem; margin-bottom: 20px; }
  .hero-content .btn { padding: 10px 20px; font-size: 0.85rem; }
  .hero-image { max-width: 80%; transform: none; margin: 0 auto; }
  .hero-image img { height: 180px; }
  .hero-dots { position: relative; bottom: 0; padding: 12px 0; }

  .filter-bar { padding: 16px 0; padding-left: 16px; padding-right: 16px; }
  .filter-pill { padding: 6px 14px; font-size: 0.8rem; }

  .carousel-section { padding: 24px 0 8px; }
  .carousel-header { padding: 0 16px; margin-bottom: 16px; }
  .carousel-header h2 { font-size: 1.15rem; }
  .carousel-wrapper { padding: 0 16px; }
  .carousel-track { gap: 12px; padding: 4px 0 16px; }
  .course-card { flex: 0 0 240px; }
  .carousel-btn { display: none; }

  .card-body { padding: 12px 14px; }
  .card-title { font-size: 0.9rem; }
  .card-instructor img { width: 28px; height: 28px; }
  .card-meta { gap: 10px; font-size: 0.75rem; }
  .card-price { font-size: 1rem; }

  .section { padding: 40px 0; }
  .container { padding: 0 16px; }

  .events-grid { grid-template-columns: 1fr; gap: 16px; }
  .event-card-body h3 { font-size: 1rem; }

  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }

  /* Dashboard */
  .dashboard-grid { grid-template-columns: 1fr; }
  .dash-sidebar { position: static; padding: 24px 16px; }
  .dash-avatar { width: 60px; height: 60px; font-size: 1.5rem; }
  .stats-row { grid-template-columns: 1fr 1fr; gap: 12px; }
  .stat-card { padding: 16px; }
  .stat-card .stat-value { font-size: 1.5rem; }
  .continue-watching { flex-direction: column; text-align: center; padding: 20px; }
  .continue-watching img { width: 100%; height: auto; border-radius: var(--radius-sm); }
  .my-courses-grid { grid-template-columns: 1fr; }

  /* Aula */
  .aula-layout { flex-direction: column; }
  .aula-sidebar { width: 100%; max-height: none; border-left: none; border-top: 1px solid var(--cinza-100); }
  .aula-content { padding: 16px; }
  .aula-content h2 { font-size: 1.1rem; }
  .mark-complete-btn { width: 100%; justify-content: center; font-size: 0.85rem; padding: 10px 16px; }

  /* Curso detalhe */
  .course-hero { padding: 32px 0; }
  .course-hero-inner { flex-direction: column; gap: 24px; }
  .course-hero-sidebar { width: 100%; }
  .course-hero-info h1 { font-size: 1.4rem; }
  .course-hero-meta { gap: 12px; }
  .course-hero-meta .meta-item { font-size: 0.8rem; }
  .curriculum-module .module-header { padding: 16px; }
  .lesson-item { padding: 10px 16px 10px 32px; font-size: 0.85rem; }

  /* Mobile menu */
  .mobile-menu-btn { display: flex; color: var(--branco); font-size: 1.5rem; }
  .btn-lg { padding: 12px 24px; font-size: 0.9rem; }
}

@media (min-width: 769px) {
  .mobile-menu-btn { display: none; }
}

/* === ANIMATIONS === */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}
.fade-in-up { animation: fadeInUp 0.6s ease both; }
.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }

@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}
.skeleton {
  background: linear-gradient(90deg, var(--cinza-100) 25%, var(--cinza-50) 50%, var(--cinza-100) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-sm);
}

/* === oabIA BUTTON === */
.card-ia-btn {
  display: flex; align-items: center; gap: 6px;
  padding: 8px 16px; border-radius: var(--radius-sm);
  background: linear-gradient(135deg, rgba(139,92,246,0.1), rgba(236,72,153,0.1));
  border: 1px solid rgba(139,92,246,0.3);
  color: #8B5CF6; font-weight: 700; font-size: 0.8rem;
  cursor: pointer; transition: var(--transition); flex: 1; justify-content: center;
}
.card-ia-btn:hover {
  background: linear-gradient(135deg, rgba(139,92,246,0.2), rgba(236,72,153,0.15));
  border-color: #8B5CF6; transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(139,92,246,0.2);
}
.card-ia-btn svg { width: 16px; height: 16px; }

/* oabIA Chat Modal */
.ia-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.5);
  z-index: 1000; opacity: 0; pointer-events: none;
  transition: opacity 0.3s ease;
}
.ia-overlay.open { opacity: 1; pointer-events: auto; }

.ia-modal {
  position: fixed; bottom: 24px; right: 24px;
  width: 400px; max-width: calc(100vw - 32px); height: 560px; max-height: calc(100vh - 48px);
  background: var(--branco); border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl); z-index: 1001;
  display: flex; flex-direction: column;
  opacity: 0; transform: translateY(20px) scale(0.95);
  pointer-events: none; transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.ia-modal.open { opacity: 1; transform: translateY(0) scale(1); pointer-events: auto; }

.ia-modal-header {
  padding: 16px 20px; border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  background: linear-gradient(135deg, #8B5CF6, #EC4899);
  color: var(--branco); display: flex; align-items: center; justify-content: space-between;
}
.ia-modal-header h3 { color: var(--branco); font-size: 1rem; display: flex; align-items: center; gap: 8px; }
.ia-modal-header .ia-close {
  width: 32px; height: 32px; border-radius: 50%;
  background: rgba(255,255,255,0.2); color: var(--branco);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; font-size: 1.1rem; transition: var(--transition);
}
.ia-modal-header .ia-close:hover { background: rgba(255,255,255,0.3); }
.ia-modal-header small { font-size: 0.7rem; opacity: 0.8; display: block; margin-top: 2px; font-weight: 400; }

.ia-messages {
  flex: 1; overflow-y: auto; padding: 16px;
  display: flex; flex-direction: column; gap: 12px;
}
.ia-msg {
  max-width: 85%; padding: 10px 14px; border-radius: 12px;
  font-size: 0.85rem; line-height: 1.5;
}
.ia-msg.user {
  align-self: flex-end; background: #8B5CF6; color: var(--branco);
  border-bottom-right-radius: 4px;
}
.ia-msg.ai {
  align-self: flex-start; background: var(--cinza-50); color: var(--cinza-700);
  border-bottom-left-radius: 4px;
}
.ia-msg.ai .typing { display: inline-flex; gap: 4px; }
.ia-msg.ai .typing span {
  width: 6px; height: 6px; border-radius: 50%; background: var(--cinza-400);
  animation: typing-dot 1.4s infinite;
}
.ia-msg.ai .typing span:nth-child(2) { animation-delay: 0.2s; }
.ia-msg.ai .typing span:nth-child(3) { animation-delay: 0.4s; }
@keyframes typing-dot { 0%,60%,100% { opacity: 0.3; } 30% { opacity: 1; } }

.ia-input-area {
  padding: 12px 16px; border-top: 1px solid var(--cinza-100);
  display: flex; gap: 8px;
}
.ia-input-area input {
  flex: 1; padding: 10px 14px; border: 1px solid var(--cinza-200);
  border-radius: 24px; font-size: 0.85rem; font-family: inherit;
  outline: none; transition: var(--transition);
}
.ia-input-area input:focus { border-color: #8B5CF6; }
.ia-input-area button {
  width: 40px; height: 40px; border-radius: 50%;
  background: linear-gradient(135deg, #8B5CF6, #EC4899);
  color: var(--branco); display: flex; align-items: center; justify-content: center;
  cursor: pointer; transition: var(--transition); flex-shrink: 0;
}
.ia-input-area button:hover { transform: scale(1.05); }
.ia-input-area button svg { width: 18px; height: 18px; }

.ia-suggestions {
  display: flex; flex-wrap: wrap; gap: 6px; padding: 0 16px 12px;
}
.ia-suggestion {
  padding: 6px 12px; border-radius: 16px; font-size: 0.75rem;
  background: rgba(139,92,246,0.06); border: 1px solid rgba(139,92,246,0.15);
  color: #8B5CF6; cursor: pointer; transition: var(--transition);
}
.ia-suggestion:hover { background: rgba(139,92,246,0.12); }

@media (max-width: 768px) {
  .ia-modal { bottom: 0; right: 0; width: 100%; max-width: 100%; height: 100vh; max-height: 100vh; border-radius: 0; }
  .ia-modal-header { border-radius: 0; }
  .card-ia-btn { padding: 6px 10px; font-size: 0.75rem; }
}

/* === MICROLEARNING === */
.badge-micro {
  background: linear-gradient(135deg, #3CDCFF, #556EFF);
  color: var(--branco); font-weight: 700; cursor: pointer;
  display: inline-flex; align-items: center; gap: 4px;
  padding: 5px 12px; border-radius: 20px; font-size: 0.7rem;
  text-transform: uppercase; letter-spacing: 0.03em;
  box-shadow: 0 2px 8px rgba(60,220,255,0.3);
  transition: var(--transition); position: relative; z-index: 4;
}
.badge-micro:hover { transform: scale(1.05); box-shadow: 0 4px 16px rgba(60,220,255,0.4); }
.badge-micro svg { width: 12px; height: 12px; }

.card-micro-btn {
  display: flex; align-items: center; gap: 6px;
  padding: 8px 16px; border-radius: var(--radius-sm);
  background: linear-gradient(135deg, rgba(60,220,255,0.1), rgba(85,110,255,0.1));
  border: 1px solid rgba(60,220,255,0.3);
  color: var(--azul-vibrante); font-weight: 600; font-size: 0.8rem;
  cursor: pointer; transition: var(--transition); width: 100%; justify-content: center;
  margin-top: 8px;
}
.card-micro-btn:hover {
  background: linear-gradient(135deg, rgba(60,220,255,0.2), rgba(85,110,255,0.15));
  border-color: var(--azul-vibrante);
}
.card-micro-btn svg { width: 16px; height: 16px; }

/* Microlearning Drawer */
.micro-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.5);
  z-index: 1000; opacity: 0; pointer-events: none;
  transition: opacity 0.3s ease;
}
.micro-overlay.open { opacity: 1; pointer-events: auto; }

.micro-drawer {
  position: fixed; top: 0; right: -460px; bottom: 0; width: 440px; max-width: 90vw;
  background: var(--branco); z-index: 1001;
  box-shadow: -8px 0 32px rgba(0,30,95,0.15);
  transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex; flex-direction: column;
}
.micro-drawer.open { right: 0; }

.micro-drawer-header {
  padding: 24px; border-bottom: 1px solid var(--cinza-100);
  display: flex; align-items: center; justify-content: space-between;
  background: linear-gradient(135deg, var(--azul-classico), #0A2F7A);
  color: var(--branco);
}
.micro-drawer-header h3 { color: var(--branco); font-size: 1.1rem; display: flex; align-items: center; gap: 8px; }
.micro-drawer-header .micro-close {
  width: 36px; height: 36px; border-radius: 50%;
  background: rgba(255,255,255,0.15); color: var(--branco);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; font-size: 1.2rem; transition: var(--transition);
}
.micro-drawer-header .micro-close:hover { background: rgba(255,255,255,0.25); }

.micro-drawer-body { flex: 1; overflow-y: auto; padding: 20px; }

.micro-pill-card {
  display: flex; align-items: flex-start; gap: 14px;
  padding: 16px; margin-bottom: 12px;
  background: var(--cinza-50); border-radius: var(--radius-md);
  border: 1px solid var(--cinza-100);
  cursor: pointer; transition: var(--transition);
}
.micro-pill-card:hover {
  border-color: var(--azul-vibrante);
  background: rgba(60,220,255,0.04);
  transform: translateX(4px);
}

.micro-pill-icon {
  width: 44px; height: 44px; border-radius: 10px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
}
.micro-pill-icon.video { background: rgba(239,68,68,0.1); color: #EF4444; }
.micro-pill-icon.texto { background: rgba(85,110,255,0.1); color: var(--azul-digital); }
.micro-pill-icon.quiz { background: rgba(245,158,11,0.1); color: #F59E0B; }
.micro-pill-icon.infografico { background: rgba(16,185,129,0.1); color: var(--verde); }
.micro-pill-icon.dica { background: rgba(139,92,246,0.1); color: #8B5CF6; }
.micro-pill-icon.audio { background: rgba(236,72,153,0.1); color: #EC4899; }

.micro-pill-info { flex: 1; min-width: 0; }
.micro-pill-info h4 { font-size: 0.9rem; margin-bottom: 3px; color: var(--azul-classico); }
.micro-pill-info p { font-size: 0.8rem; color: var(--cinza-500); line-height: 1.4;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

.micro-pill-meta {
  display: flex; align-items: center; gap: 8px; margin-top: 6px;
}
.micro-pill-duration {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: 0.7rem; font-weight: 600; color: var(--azul-vibrante);
  background: rgba(60,220,255,0.08); padding: 2px 8px; border-radius: 10px;
}
.micro-pill-free {
  font-size: 0.65rem; font-weight: 700; color: var(--verde);
  background: rgba(16,185,129,0.08); padding: 2px 8px; border-radius: 10px;
  text-transform: uppercase;
}

.micro-drawer-footer {
  padding: 16px 24px; border-top: 1px solid var(--cinza-100);
  text-align: center;
}

/* Microlearning Section (course detail) */
.micro-section {
  padding: 48px 0; background: linear-gradient(135deg, rgba(60,220,255,0.03), rgba(85,110,255,0.03));
}
.micro-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}
.micro-grid .micro-pill-card { margin-bottom: 0; }

@media (max-width: 768px) {
  .micro-drawer { width: 100%; max-width: 100vw; right: -100%; }
  .micro-grid { grid-template-columns: 1fr; }
}

/* === ADMIN === */
.admin-layout { margin-top: var(--header-h); display: flex; min-height: calc(100vh - var(--header-h)); }
.admin-sidebar {
  width: 240px; background: var(--azul-classico); color: var(--branco);
  padding: 24px 0;
}
.admin-sidebar a {
  display: block; padding: 10px 24px; color: rgba(255,255,255,0.7);
  font-size: 0.9rem; transition: var(--transition);
}
.admin-sidebar a:hover, .admin-sidebar a.active { background: rgba(255,255,255,0.1); color: var(--branco); }
.admin-main { flex: 1; padding: 32px; background: var(--cinza-50); }
.admin-card {
  background: var(--branco); border-radius: var(--radius-md);
  padding: 24px; box-shadow: var(--shadow-sm); margin-bottom: 24px;
}
.admin-table { width: 100%; border-collapse: collapse; }
.admin-table th { text-align: left; padding: 12px 16px; font-size: 0.8rem; color: var(--cinza-400); border-bottom: 2px solid var(--cinza-100); text-transform: uppercase; letter-spacing: 0.05em; }
.admin-table td { padding: 12px 16px; border-bottom: 1px solid var(--cinza-100); font-size: 0.9rem; }
.admin-table tr:hover td { background: var(--cinza-50); }

/* Form styles */
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 0.85rem; font-weight: 600; color: var(--cinza-700); margin-bottom: 6px; }
.form-control {
  width: 100%; padding: 10px 14px; border: 1px solid var(--cinza-200);
  border-radius: var(--radius-sm); font-size: 0.9rem; font-family: inherit;
  transition: var(--transition);
}
.form-control:focus { outline: none; border-color: var(--azul-digital); box-shadow: 0 0 0 3px rgba(85,110,255,0.12); }
select.form-control { 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 d='M6 8L1 3h10z' fill='%238E99A8'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 12px center; padding-right: 36px; }
textarea.form-control { min-height: 100px; resize: vertical; }

/* Scrollbar (chromium) */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--cinza-200); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--cinza-400); }