/* ============================================================
   LMS — Santos António Academy
   Dark theme — integrado com o site principal
   ============================================================ */

/* ── Tokens ────────────────────────────────────────────────── */
:root {
  --bg:        #0a0f1a;
  --bg2:       #0d1421;
  --card:      #111827;
  --card2:     #151e2d;
  --sidebar:   #0d1421;
  --border:    rgba(198,166,103,0.12);
  --gold:      #c6a667;
  --gold2:     #d4b87a;
  --blue:      #4361ee;
  --blue2:     #3a0ca3;
  --green:     #2ecc71;
  --red:       #e74c3c;
  --orange:    #f4a261;
  --text:      #e2e8f0;
  --muted:     #7a90a8;
  --radius:    12px;
  --shadow:    0 4px 24px rgba(0,0,0,0.4);
  --font:      'Plus Jakarta Sans', 'Poppins', sans-serif;
}

/* ── Reset ─────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.65;
  min-height: 100vh;
}
a { color: var(--gold); text-decoration: none; transition: color .2s; }
a:hover { color: var(--gold2); }
img { max-width: 100%; display: block; }

/* ══════════════════════════════════════════
   NAVBAR
══════════════════════════════════════════ */
.lms-navbar {
  background: rgba(13,20,33,0.97);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 1000;
  padding: 0;
}
.lms-navbar .navbar-brand {
  font-weight: 800;
  font-size: 1.15rem;
  color: #fff !important;
  display: flex;
  align-items: center;
  gap: 10px;
}
.lms-navbar .navbar-brand .brand-icon {
  width: 36px; height: 36px;
  background: linear-gradient(135deg, var(--gold), var(--gold2));
  border-radius: 9px;
  display: flex; align-items: center; justify-content: center;
  color: #000; font-size: 0.95rem; font-weight: 900;
}
.lms-navbar .nav-link {
  color: var(--muted) !important;
  font-weight: 500;
  font-size: 0.88rem;
  padding: 0.5rem 1rem !important;
  transition: color .2s;
}
.lms-navbar .nav-link:hover { color: var(--gold) !important; }
.lms-navbar .nav-link.active { color: #fff !important; }

.btn-nav-login {
  background: transparent;
  border: 1px solid rgba(198,166,103,0.3);
  color: var(--gold) !important;
  border-radius: 8px;
  padding: 7px 18px !important;
  font-weight: 600;
  font-size: 0.82rem;
  transition: all .2s;
}
.btn-nav-login:hover { background: rgba(198,166,103,0.1); }

.btn-nav-register {
  background: linear-gradient(135deg, var(--gold), var(--gold2));
  color: #000 !important;
  border-radius: 8px;
  padding: 7px 18px !important;
  font-weight: 700;
  font-size: 0.82rem;
  transition: all .2s;
}
.btn-nav-register:hover { box-shadow: 0 4px 16px rgba(198,166,103,0.35); color: #000 !important; }

/* User dropdown */
.lms-user-drop img {
  width: 34px; height: 34px;
  border-radius: 50%;
  border: 2px solid var(--gold);
  object-fit: cover;
}
.lms-user-drop .dropdown-menu {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  min-width: 180px;
  padding: 6px;
}
.lms-user-drop .dropdown-item {
  color: var(--text);
  border-radius: 7px;
  font-size: 0.85rem;
  padding: 8px 12px;
  transition: background .15s;
}
.lms-user-drop .dropdown-item:hover { background: rgba(198,166,103,0.1); color: var(--gold); }
.lms-user-drop .dropdown-item.text-danger:hover { background: rgba(231,76,60,0.1); }

/* ══════════════════════════════════════════
   MODAL LOGIN / CADASTRO
══════════════════════════════════════════ */
.lms-modal .modal-content {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  color: var(--text);
}
.lms-modal .modal-header {
  border-bottom: 1px solid var(--border);
  padding: 20px 24px 16px;
}
.lms-modal .modal-title { font-weight: 800; font-size: 1.1rem; color: #fff; }
.lms-modal .btn-close { filter: invert(1) opacity(.5); }
.lms-modal .modal-body { padding: 24px; }

.lms-tabs { display: flex; gap: 0; margin-bottom: 24px; border-bottom: 1px solid var(--border); }
.lms-tab-btn {
  flex: 1; background: none; border: none;
  color: var(--muted); font-family: var(--font); font-weight: 600;
  font-size: 0.88rem; padding: 10px 16px;
  border-bottom: 2px solid transparent; margin-bottom: -1px;
  cursor: pointer; transition: all .2s;
}
.lms-tab-btn.active { color: var(--gold); border-bottom-color: var(--gold); }
.lms-tab-pane { display: none; }
.lms-tab-pane.active { display: block; }

.lms-form-group { margin-bottom: 14px; }
.lms-form-group label {
  font-size: 0.75rem; font-weight: 600; color: var(--muted);
  text-transform: uppercase; letter-spacing: .4px;
  display: block; margin-bottom: 5px;
}
.lms-input {
  width: 100%; background: var(--bg2);
  border: 1px solid rgba(198,166,103,0.15);
  color: var(--text); padding: 10px 14px;
  border-radius: 9px; font-family: var(--font);
  font-size: 0.9rem; outline: none;
  transition: border-color .2s;
}
.lms-input:focus { border-color: var(--gold); }
.lms-input::placeholder { color: #3a4a5a; }

.lms-form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@media (max-width: 576px) { .lms-form-row { grid-template-columns: 1fr; } }

.lms-select {
  width: 100%; background: var(--bg2);
  border: 1px solid rgba(198,166,103,0.15);
  color: var(--text); padding: 10px 14px;
  border-radius: 9px; font-family: var(--font);
  font-size: 0.9rem; outline: none;
  appearance: none; cursor: pointer;
}
.lms-select:focus { border-color: var(--gold); }

.lms-btn-primary {
  width: 100%; padding: 12px;
  background: linear-gradient(135deg, var(--gold), var(--gold2));
  color: #000; border: none; border-radius: 10px;
  font-family: var(--font); font-weight: 800;
  font-size: 0.95rem; cursor: pointer;
  transition: all .22s; display: flex;
  align-items: center; justify-content: center; gap: 8px;
}
.lms-btn-primary:hover { box-shadow: 0 6px 20px rgba(198,166,103,.4); transform: translateY(-1px); }

.lms-btn-blue {
  width: 100%; padding: 12px;
  background: linear-gradient(135deg, var(--blue), #3a56d4);
  color: #fff; border: none; border-radius: 10px;
  font-family: var(--font); font-weight: 800;
  font-size: 0.95rem; cursor: pointer;
  transition: all .22s;
}
.lms-btn-blue:hover { box-shadow: 0 6px 20px rgba(67,97,238,.4); transform: translateY(-1px); }

.lms-link { color: var(--gold); font-size: 0.82rem; cursor: pointer; background: none; border: none; }
.lms-link:hover { color: var(--gold2); text-decoration: underline; }

.lms-checkbox { display: flex; align-items: flex-start; gap: 10px; cursor: pointer; }
.lms-checkbox input { width: 16px; height: 16px; accent-color: var(--gold); margin-top: 2px; flex-shrink: 0; cursor: pointer; }
.lms-checkbox span { font-size: 0.82rem; color: var(--muted); }

.lms-avatar-upload { text-align: center; margin-bottom: 16px; }
.lms-avatar-preview {
  width: 80px; height: 80px; border-radius: 50%;
  background: var(--bg2); border: 2px dashed rgba(198,166,103,0.3);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 8px; cursor: pointer; overflow: hidden; transition: border-color .2s;
}
.lms-avatar-preview:hover { border-color: var(--gold); }
.lms-avatar-preview img { width: 100%; height: 100%; object-fit: cover; }
.lms-avatar-preview i { font-size: 1.8rem; color: rgba(198,166,103,0.3); }

/* ══════════════════════════════════════════
   HERO
══════════════════════════════════════════ */
.lms-hero {
  background: linear-gradient(135deg, #060d14 0%, #0a1f30 50%, #060d14 100%);
  padding: 90px 0 80px;
  position: relative;
  overflow: hidden;
}
.lms-hero::before {
  content: '';
  position: absolute; top: -20%; left: -10%;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(67,97,238,0.12) 0%, transparent 65%);
  pointer-events: none;
}
.lms-hero::after {
  content: '';
  position: absolute; bottom: -20%; right: -5%;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(198,166,103,0.07) 0%, transparent 65%);
  pointer-events: none;
}
.lms-hero-badge {
  display: inline-flex; align-items: center; gap: 7px;
  background: rgba(67,97,238,0.15); border: 1px solid rgba(67,97,238,0.3);
  color: #7b9dff; padding: 5px 16px; border-radius: 30px;
  font-size: 0.73rem; font-weight: 700; letter-spacing: 1px;
  text-transform: uppercase; margin-bottom: 20px;
}
.lms-hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  font-weight: 900; color: #fff; line-height: 1.1;
  margin-bottom: 16px;
}
.lms-hero h1 span {
  background: linear-gradient(135deg, var(--gold), var(--gold2));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.lms-hero p { color: var(--muted); font-size: 1.05rem; max-width: 520px; margin-bottom: 32px; }
.lms-hero-btns { display: flex; gap: 12px; flex-wrap: wrap; }
.btn-hero-primary {
  padding: 13px 28px;
  background: linear-gradient(135deg, var(--blue), #3a56d4);
  color: #fff; border: none; border-radius: 10px;
  font-family: var(--font); font-weight: 700; font-size: 0.95rem;
  cursor: pointer; transition: all .22s; text-decoration: none;
  display: inline-flex; align-items: center; gap: 8px;
}
.btn-hero-primary:hover { box-shadow: 0 8px 24px rgba(67,97,238,.4); color: #fff; transform: translateY(-2px); }
.btn-hero-outline {
  padding: 13px 28px;
  background: transparent;
  border: 1px solid rgba(198,166,103,0.35);
  color: var(--gold); border-radius: 10px;
  font-family: var(--font); font-weight: 700; font-size: 0.95rem;
  cursor: pointer; transition: all .22s; text-decoration: none;
  display: inline-flex; align-items: center; gap: 8px;
}
.btn-hero-outline:hover { background: rgba(198,166,103,0.1); color: var(--gold); }

/* Stats bar */
.lms-stats-bar {
  background: var(--card);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 20px 0;
}
.lms-stat { text-align: center; }
.lms-stat-num { font-size: 1.6rem; font-weight: 900; color: var(--gold); font-family: var(--font); }
.lms-stat-lbl { font-size: 0.78rem; color: var(--muted); }

/* ══════════════════════════════════════════
   SECTIONS
══════════════════════════════════════════ */
.lms-section { padding: 64px 0; }
.lms-section-title {
  font-size: clamp(1.4rem, 3vw, 1.9rem);
  font-weight: 800; color: #fff; margin-bottom: 8px;
}
.lms-section-sub { color: var(--muted); font-size: 0.95rem; margin-bottom: 40px; }
.lms-section-divider {
  width: 48px; height: 3px;
  background: linear-gradient(90deg, var(--gold), var(--gold2));
  border-radius: 2px; margin: 12px 0 36px;
}

/* Por que aprender */
.lms-why-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  text-align: center;
  transition: all .25s;
}
.lms-why-card:hover { border-color: rgba(198,166,103,0.3); transform: translateY(-4px); box-shadow: var(--shadow); }
.lms-why-icon {
  width: 60px; height: 60px;
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 16px; font-size: 1.4rem;
}
.lms-why-card h5 { font-weight: 700; color: #fff; margin-bottom: 8px; font-size: 0.95rem; }
.lms-why-card p { color: var(--muted); font-size: 0.85rem; }

/* ══════════════════════════════════════════
   CARDS DE CURSO
══════════════════════════════════════════ */
.curso-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all .28s;
  display: flex; flex-direction: column;
  height: 100%;
}
.curso-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 36px rgba(0,0,0,0.5);
  border-color: rgba(198,166,103,0.3);
}
.curso-card-img {
  position: relative;
  aspect-ratio: 16/9;
  overflow: hidden;
  background: linear-gradient(135deg, #0a1f30, #0d2840);
  flex-shrink: 0;
}
.curso-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
.curso-card:hover .curso-card-img img { transform: scale(1.05); }
.curso-card-img::after {
  content: '';
  position: absolute; bottom: 0; left: 0; right: 0;
  height: 40%; background: linear-gradient(to top, rgba(17,24,39,.7), transparent);
}
.badge-gratuito {
  position: absolute; top: 12px; left: 12px; z-index: 2;
  background: var(--green); color: #000;
  font-size: 0.65rem; font-weight: 800; padding: 3px 10px;
  border-radius: 20px; text-transform: uppercase; letter-spacing: .5px;
}
.badge-pago {
  position: absolute; top: 12px; left: 12px; z-index: 2;
  background: var(--blue); color: #fff;
  font-size: 0.65rem; font-weight: 800; padding: 3px 10px;
  border-radius: 20px;
}
.curso-card-body { padding: 18px 20px 20px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.curso-card-title { font-weight: 700; font-size: 0.98rem; color: #fff; line-height: 1.4; }
.curso-card-sub { color: var(--muted); font-size: 0.82rem; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.curso-card-meta { display: flex; gap: 14px; color: var(--muted); font-size: 0.75rem; flex-wrap: wrap; }
.curso-card-meta i { color: var(--gold); margin-right: 3px; }
.curso-card-footer { margin-top: auto; display: flex; gap: 8px; padding-top: 12px; border-top: 1px solid var(--border); }
.btn-curso-primary {
  flex: 1; padding: 9px;
  background: linear-gradient(135deg, var(--blue), #3a56d4);
  color: #fff; border: none; border-radius: 8px;
  font-family: var(--font); font-weight: 700; font-size: 0.8rem;
  cursor: pointer; transition: all .2s; text-align: center;
  display: flex; align-items: center; justify-content: center; gap: 6px;
  text-decoration: none;
}
.btn-curso-primary:hover { box-shadow: 0 4px 14px rgba(67,97,238,.4); color: #fff; }
.btn-curso-outline {
  padding: 9px 14px;
  background: none; border: 1px solid var(--border);
  color: var(--muted); border-radius: 8px;
  font-family: var(--font); font-weight: 600; font-size: 0.8rem;
  cursor: pointer; transition: all .2s; text-decoration: none;
  display: inline-flex; align-items: center; justify-content: center;
}
.btn-curso-outline:hover { border-color: var(--gold); color: var(--gold); }

/* Filter pills */
.lms-filters { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 28px; }
.filter-btn {
  padding: 7px 18px; border-radius: 20px;
  background: var(--card); border: 1px solid var(--border);
  color: var(--muted); font-family: var(--font);
  font-weight: 600; font-size: 0.8rem; cursor: pointer;
  transition: all .2s;
}
.filter-btn.active, .filter-btn:hover {
  background: var(--blue); border-color: var(--blue); color: #fff;
}

/* ══════════════════════════════════════════
   LANDING DO CURSO (curso.php)
══════════════════════════════════════════ */
.curso-hero {
  background: linear-gradient(135deg, #060d14 0%, #0a1528 100%);
  padding: 60px 0 50px;
  border-bottom: 1px solid var(--border);
}
.curso-badges-row { display: flex; gap: 10px; flex-wrap: wrap; margin: 20px 0 28px; }
.curso-badge-info {
  display: inline-flex; align-items: center; gap: 7px;
  background: rgba(255,255,255,0.05); border: 1px solid var(--border);
  padding: 6px 14px; border-radius: 20px;
  font-size: 0.78rem; color: var(--muted);
}
.curso-badge-info i { color: var(--gold); }
.btn-matricular {
  padding: 14px 32px;
  background: linear-gradient(135deg, var(--blue), #3a56d4);
  color: #fff; border: none; border-radius: 11px;
  font-family: var(--font); font-weight: 800; font-size: 1rem;
  cursor: pointer; transition: all .22s;
  display: inline-flex; align-items: center; gap: 10px;
  text-decoration: none;
}
.btn-matricular:hover { box-shadow: 0 8px 24px rgba(67,97,238,.4); color: #fff; transform: translateY(-2px); }
.btn-continuar {
  padding: 14px 32px;
  background: linear-gradient(135deg, var(--green), #27ae60);
  color: #fff; border: none; border-radius: 11px;
  font-family: var(--font); font-weight: 800; font-size: 1rem;
  cursor: pointer; transition: all .22s;
  display: inline-flex; align-items: center; gap: 10px;
  text-decoration: none;
}
.btn-continuar:hover { box-shadow: 0 8px 24px rgba(46,204,113,.4); color: #fff; transform: translateY(-2px); }

/* Accordion ementa */
.lms-accordion-item {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 8px;
  overflow: hidden;
}
.lms-accordion-btn {
  width: 100%; background: none; border: none;
  padding: 16px 20px; color: #fff;
  display: flex; align-items: center; justify-content: space-between;
  cursor: pointer; font-family: var(--font); font-weight: 600;
  font-size: 0.92rem; text-align: left; transition: background .2s;
}
.lms-accordion-btn:hover { background: rgba(198,166,103,0.06); }
.lms-accordion-btn .mod-num {
  background: rgba(67,97,238,0.2); color: var(--blue);
  font-size: 0.7rem; font-weight: 800; padding: 2px 9px;
  border-radius: 20px; margin-right: 10px; flex-shrink: 0;
}
.lms-accordion-body { padding: 0 0 8px; }
.aula-row {
  display: flex; align-items: center; gap: 12px;
  padding: 9px 20px 9px 32px;
  border-top: 1px solid rgba(255,255,255,0.04);
  transition: background .15s;
}
.aula-row:hover { background: rgba(255,255,255,0.03); }
.aula-row .aula-titulo { flex: 1; font-size: 0.85rem; color: var(--muted); }
.aula-row .aula-lock { color: rgba(255,255,255,0.2); font-size: 0.8rem; }
.aula-row .aula-unlock { color: var(--green); font-size: 0.8rem; }
.aula-row .badge-preview {
  background: rgba(46,204,113,0.1); color: var(--green);
  border: 1px solid rgba(46,204,113,0.2);
  font-size: 0.62rem; font-weight: 700; padding: 1px 8px; border-radius: 10px;
}

/* ══════════════════════════════════════════
   PLAYER (assistir.php)
══════════════════════════════════════════ */
.player-layout {
  display: flex; height: calc(100vh - 60px);
  overflow: hidden;
}

/* Sidebar do player */
.player-sidebar {
  width: 380px; flex-shrink: 0;
  background: var(--sidebar);
  border-right: 1px solid var(--border);
  display: flex; flex-direction: column;
  overflow: hidden; transition: width .3s;
}
.player-sidebar.collapsed { width: 0; }
.player-sidebar-inner { flex: 1; overflow-y: auto; padding: 16px; }
.player-sidebar-inner::-webkit-scrollbar { width: 4px; }
.player-sidebar-inner::-webkit-scrollbar-track { background: transparent; }
.player-sidebar-inner::-webkit-scrollbar-thumb { background: rgba(198,166,103,0.2); border-radius: 2px; }

.sidebar-back-btn {
  display: flex; align-items: center; gap: 8px;
  color: var(--muted); font-size: 0.82rem; font-weight: 600;
  background: none; border: none; cursor: pointer;
  padding: 8px 0; transition: color .2s; font-family: var(--font);
}
.sidebar-back-btn:hover { color: var(--gold); }
.sidebar-collapse-btn {
  position: absolute; right: -14px; top: 50%;
  transform: translateY(-50%);
  width: 28px; height: 28px;
  background: var(--card); border: 1px solid var(--border);
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  cursor: pointer; color: var(--muted); font-size: 0.75rem;
  transition: all .2s; z-index: 10;
}
.sidebar-collapse-btn:hover { background: var(--gold); color: #000; border-color: var(--gold); }

.player-course-title { font-weight: 700; color: var(--blue); font-size: 0.9rem; margin: 12px 0 10px; }

.player-progress-bar {
  background: rgba(255,255,255,0.1);
  border-radius: 10px; height: 6px; margin-bottom: 4px;
}
.player-progress-fill {
  height: 100%; background: linear-gradient(90deg, var(--blue), var(--gold));
  border-radius: 10px; transition: width .4s;
}
.player-progress-txt { font-size: 0.72rem; color: var(--muted); text-align: right; }

/* Módulo accordion no player */
.player-mod-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 12px; background: rgba(255,255,255,0.04);
  border-radius: 8px; cursor: pointer; margin-bottom: 2px;
  font-size: 0.82rem; font-weight: 600; color: var(--muted);
  transition: background .2s;
}
.player-mod-header:hover { background: rgba(255,255,255,0.07); }
.player-aulas-list { padding-left: 8px; }
.player-aula-item {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 10px; border-radius: 8px; cursor: pointer;
  transition: background .15s; margin-bottom: 2px;
}
.player-aula-item:hover { background: rgba(255,255,255,0.05); }
.player-aula-item.active { background: rgba(67,97,238,0.15); }
.player-aula-item.active .aula-item-titulo { color: #fff; }
.player-aula-item.locked { opacity: .5; cursor: not-allowed; }
.player-aula-icon {
  width: 28px; height: 28px; border-radius: 6px;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.75rem; flex-shrink: 0;
}
.player-aula-icon.done { background: rgba(255,255,255,0.08); color: var(--green); }
.player-aula-icon.current { background: var(--blue); color: #fff; }
.player-aula-icon.pending { background: rgba(255,255,255,0.05); color: var(--muted); }
.player-aula-icon.locked { background: rgba(255,255,255,0.03); color: rgba(255,255,255,0.2); }
.aula-item-titulo { font-size: 0.82rem; color: var(--muted); flex: 1; line-height: 1.3; }
.aula-item-tipo { font-size: 0.68rem; color: rgba(255,255,255,0.2); margin-top: 1px; }

/* Player área principal */
.player-main { flex: 1; display: flex; flex-direction: column; overflow: hidden; }
.player-topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 20px; border-bottom: 1px solid var(--border);
  background: var(--bg2); flex-shrink: 0;
}
.player-nav-btn {
  display: flex; align-items: center; gap: 6px;
  background: var(--card); border: 1px solid var(--border);
  color: var(--muted); padding: 7px 14px; border-radius: 8px;
  font-family: var(--font); font-weight: 600; font-size: 0.8rem;
  cursor: pointer; transition: all .2s; text-decoration: none;
}
.player-nav-btn:hover { border-color: var(--gold); color: var(--gold); }
.player-nav-btn:disabled { opacity: .4; cursor: not-allowed; }

.player-content-area { flex: 1; overflow-y: auto; padding: 24px; }
.player-content-area::-webkit-scrollbar { width: 4px; }
.player-content-area::-webkit-scrollbar-thumb { background: rgba(198,166,103,0.2); border-radius: 2px; }

.video-container {
  position: relative; padding-bottom: 56.25%; height: 0;
  overflow: hidden; border-radius: 12px;
  background: #000; margin-bottom: 20px;
  border: 1px solid var(--border);
}
.video-container iframe { position: absolute; top: 0; left: 0; width: 100%; height: 100%; border: none; }

.pdf-container {
  width: 100%; height: 600px;
  border-radius: 12px; border: 1px solid var(--border);
  overflow: hidden; margin-bottom: 20px;
}
.pdf-container iframe { width: 100%; height: 100%; border: none; }

.texto-container {
  background: var(--card); border: 1px solid var(--border);
  border-radius: 12px; padding: 28px;
  font-size: 0.95rem; line-height: 1.8; color: var(--text);
  margin-bottom: 20px;
}

.player-actions { display: flex; gap: 12px; align-items: center; margin-top: 16px; }
.btn-concluir {
  padding: 11px 24px;
  background: linear-gradient(135deg, var(--blue), #3a56d4);
  color: #fff; border: none; border-radius: 9px;
  font-family: var(--font); font-weight: 700; font-size: 0.9rem;
  cursor: pointer; transition: all .22s;
  display: flex; align-items: center; gap: 8px;
}
.btn-concluir:hover { box-shadow: 0 4px 16px rgba(67,97,238,.4); }
.btn-concluir.done { background: var(--green); cursor: default; }
.btn-avaliacao {
  padding: 11px 24px;
  background: linear-gradient(135deg, var(--green), #27ae60);
  color: #fff; border: none; border-radius: 9px;
  font-family: var(--font); font-weight: 700; font-size: 0.9rem;
  cursor: pointer; transition: all .22s;
  display: flex; align-items: center; gap: 8px;
  text-decoration: none;
}
.btn-avaliacao:hover { box-shadow: 0 4px 16px rgba(46,204,113,.4); color: #fff; }

/* ══════════════════════════════════════════
   DASHBOARD ALUNO
══════════════════════════════════════════ */
.aluno-layout { display: flex; min-height: calc(100vh - 60px); }

.aluno-sidebar {
  width: 240px; flex-shrink: 0;
  background: var(--sidebar);
  border-right: 1px solid var(--border);
  padding: 24px 16px;
  display: flex; flex-direction: column;
}
.aluno-sidebar-avatar { text-align: center; margin-bottom: 20px; }
.aluno-sidebar-avatar img {
  width: 64px; height: 64px; border-radius: 50%;
  border: 2px solid var(--gold); object-fit: cover; margin: 0 auto 8px;
}
.aluno-sidebar-avatar .avatar-ph {
  width: 64px; height: 64px; border-radius: 50%;
  background: linear-gradient(135deg, var(--blue), var(--gold));
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem; font-weight: 800; color: #fff; margin: 0 auto 8px;
}
.aluno-sidebar-name { font-weight: 700; color: #fff; font-size: 0.88rem; }
.aluno-sidebar-role { font-size: 0.72rem; color: var(--muted); }

.aluno-nav-link {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 12px; border-radius: 8px;
  color: var(--muted); font-size: 0.85rem; font-weight: 500;
  transition: all .18s; text-decoration: none; margin-bottom: 2px;
}
.aluno-nav-link:hover, .aluno-nav-link.active {
  background: rgba(67,97,238,0.15); color: #fff;
}
.aluno-nav-link.active { color: var(--blue); }
.aluno-nav-link i { width: 16px; text-align: center; }

.aluno-main { flex: 1; padding: 28px; overflow-y: auto; }

/* Progress bar */
.prog-bar { background: rgba(255,255,255,0.08); border-radius: 10px; height: 8px; overflow: hidden; }
.prog-fill { height: 100%; background: linear-gradient(90deg, var(--blue), var(--gold)); border-radius: 10px; transition: width .5s; }

/* Conquistas */
.conquista-badge {
  display: flex; flex-direction: column; align-items: center;
  gap: 6px; text-align: center;
}
.conquista-icon {
  width: 52px; height: 52px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
}
.conquista-icon.obtida { border: 2px solid var(--gold); }
.conquista-icon.bloqueada { background: rgba(255,255,255,0.05); color: rgba(255,255,255,0.2); border: 2px solid rgba(255,255,255,0.08); }
.conquista-nome { font-size: 0.72rem; font-weight: 600; color: var(--muted); }
.conquista-data { font-size: 0.65rem; color: rgba(255,255,255,0.2); }

/* ══════════════════════════════════════════
   AVALIAÇÃO
══════════════════════════════════════════ */
.aval-container { max-width: 760px; margin: 0 auto; padding: 32px 16px; }
.aval-header {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 24px; margin-bottom: 24px;
}
.questao-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 22px; margin-bottom: 16px;
}
.questao-num { font-size: 0.72rem; font-weight: 700; color: var(--blue); text-transform: uppercase; letter-spacing: .5px; margin-bottom: 8px; }
.questao-texto { font-weight: 600; color: #fff; margin-bottom: 16px; }
.opcao-label {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 14px; border-radius: 9px;
  border: 1px solid var(--border); cursor: pointer;
  margin-bottom: 8px; transition: all .2s; color: var(--muted);
}
.opcao-label:hover { border-color: var(--blue); color: #fff; background: rgba(67,97,238,0.08); }
.opcao-label input:checked + span { color: #fff; }
.opcao-label:has(input:checked) { border-color: var(--blue); background: rgba(67,97,238,0.12); color: #fff; }
.opcao-radio { width: 16px; height: 16px; accent-color: var(--blue); flex-shrink: 0; }

/* ══════════════════════════════════════════
   CERTIFICADO
══════════════════════════════════════════ */
.cert-page {
  min-height: 100vh; background: var(--bg);
  display: flex; align-items: center; justify-content: center;
  padding: 40px 20px;
}
.cert-card {
  background: var(--card); border: 2px solid rgba(198,166,103,0.3);
  border-radius: 20px; padding: 60px 50px; max-width: 780px;
  width: 100%; text-align: center; position: relative;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}
.cert-card::before {
  content: '';
  position: absolute; inset: 12px;
  border: 1px solid rgba(198,166,103,0.12);
  border-radius: 12px; pointer-events: none;
}
.cert-logo { margin: 0 auto 28px; }
.cert-title { font-size: 0.85rem; font-weight: 700; color: var(--muted); text-transform: uppercase; letter-spacing: 2px; margin-bottom: 20px; }
.cert-name { font-size: clamp(1.6rem, 4vw, 2.2rem); font-weight: 900; color: #fff; margin-bottom: 8px; }
.cert-course { font-size: clamp(1.1rem, 3vw, 1.5rem); font-weight: 800; color: var(--gold); margin: 16px 0; }
.cert-details { display: flex; justify-content: center; gap: 24px; flex-wrap: wrap; margin: 20px 0; }
.cert-detail { font-size: 0.82rem; color: var(--muted); }
.cert-detail strong { color: #fff; display: block; font-size: 0.95rem; }
.cert-code {
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: 8px; padding: 10px 20px; display: inline-block;
  font-family: monospace; font-size: 0.9rem; color: var(--gold);
  margin: 16px 0; letter-spacing: 1px;
}
.cert-signature { margin-top: 36px; padding-top: 20px; border-top: 1px solid var(--border); }
.cert-sig-line { width: 160px; height: 1px; background: var(--border); margin: 0 auto 8px; }

@media print {
  .btn-print, .lms-navbar, body > *:not(.cert-page) { display: none !important; }
  .cert-page { padding: 0; }
  .cert-card { border-color: #000; box-shadow: none; }
}

/* ══════════════════════════════════════════
   ADMIN
══════════════════════════════════════════ */
.admin-layout { display: flex; min-height: calc(100vh - 60px); }
.admin-sidebar {
  width: 220px; flex-shrink: 0;
  background: var(--sidebar); border-right: 1px solid var(--border);
  padding: 20px 12px;
}
.admin-nav-link {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 12px; border-radius: 8px;
  color: var(--muted); font-size: 0.83rem; font-weight: 500;
  transition: all .18s; text-decoration: none; margin-bottom: 2px;
}
.admin-nav-link:hover { background: rgba(67,97,238,.1); color: #fff; }
.admin-nav-link.active { background: rgba(67,97,238,.15); color: var(--blue); font-weight: 700; }
.admin-nav-link i { width: 16px; text-align: center; }
.admin-main { flex: 1; padding: 28px; overflow-y: auto; }

.stat-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 20px 22px;
  transition: all .22s;
}
.stat-card:hover { border-color: rgba(198,166,103,.25); transform: translateY(-2px); }
.stat-card-icon { width: 44px; height: 44px; border-radius: 11px; display: flex; align-items: center; justify-content: center; font-size: 1.1rem; margin-bottom: 14px; }
.stat-card-num { font-size: 1.8rem; font-weight: 900; color: #fff; }
.stat-card-lbl { font-size: 0.78rem; color: var(--muted); }

/* Tables */
.lms-table { width: 100%; border-collapse: collapse; }
.lms-table th { background: var(--card2); color: var(--gold); font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: .5px; padding: 11px 14px; text-align: left; border-bottom: 1px solid var(--border); }
.lms-table td { padding: 11px 14px; border-bottom: 1px solid rgba(255,255,255,0.04); color: var(--muted); font-size: 0.85rem; vertical-align: middle; }
.lms-table tbody tr:hover { background: rgba(255,255,255,0.02); }

/* ══════════════════════════════════════════
   UTILITIES
══════════════════════════════════════════ */
.lms-card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; margin-bottom: 20px; }
.lms-card-header { font-weight: 700; color: #fff; font-size: 0.95rem; margin-bottom: 16px; padding-bottom: 12px; border-bottom: 1px solid var(--border); display: flex; align-items: center; gap: 8px; }

.badge-status { font-size: 0.68rem; font-weight: 700; padding: 3px 10px; border-radius: 20px; }
.badge-ativo { background: rgba(46,204,113,.12); color: var(--green); border: 1px solid rgba(46,204,113,.2); }
.badge-inativo { background: rgba(231,76,60,.12); color: var(--red); border: 1px solid rgba(231,76,60,.2); }
.badge-concluido { background: rgba(198,166,103,.12); color: var(--gold); border: 1px solid rgba(198,166,103,.2); }
.badge-expirado { background: rgba(255,255,255,.06); color: var(--muted); border: 1px solid var(--border); }

.alert-lms { padding: 12px 16px; border-radius: 9px; margin-bottom: 16px; font-size: .85rem; }
.alert-success { background: rgba(46,204,113,.1); border: 1px solid rgba(46,204,113,.25); color: var(--green); }
.alert-danger  { background: rgba(231,76,60,.1);  border: 1px solid rgba(231,76,60,.25);  color: var(--red);   }
.alert-info    { background: rgba(67,97,238,.1);   border: 1px solid rgba(67,97,238,.25);   color: #7b9dff;      }

/* Footer */
.lms-footer { background: var(--card); border-top: 1px solid var(--border); padding: 32px 0; color: var(--muted); font-size: 0.82rem; }
.lms-footer a { color: var(--muted); transition: color .2s; }
.lms-footer a:hover { color: var(--gold); }

/* Responsive */
@media (max-width: 768px) {
  .player-sidebar { position: fixed; left: 0; top: 60px; bottom: 0; z-index: 500; transform: translateX(-100%); transition: transform .3s; }
  .player-sidebar.open { transform: translateX(0); }
  .aluno-sidebar { position: fixed; left: 0; top: 60px; bottom: 0; z-index: 500; transform: translateX(-100%); transition: transform .3s; }
  .aluno-sidebar.open { transform: translateX(0); }
  .admin-sidebar { display: none; }
  .lms-hero h1 { font-size: 1.8rem; }
  .cert-card { padding: 30px 20px; }
}