/* ==========================================================================
   99 CLUB — DESIGN SYSTEM (dark mode)
   Derivado do design system anexado (base Notion), invertido para fundo
   escuro mantendo tipografia, espaçamentos, raios e a lógica de elevação
   "barely-there" em camadas.
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

:root {
  /* ---------- Cores base ---------- */
  --color-primary: #3B82F6;
  --color-primary-active: #2563EB;
  --color-secondary: #4C3CE0;      /* indigo profundo, usado no "hero" / destaques únicos */
  --color-on-primary: #FFFFFF;

  --color-canvas: #0B0D12;         /* fundo geral da aplicação */
  --color-canvas-soft: #12151C;    /* fundo do sidebar / seções levemente elevadas */
  --color-surface: #171A22;        /* cards */
  --color-surface-raised: #1D212B; /* cards elevados / modais */

  --color-ink: #F5F6F8;
  --color-ink-secondary: #C7CAD3;
  --color-ink-muted: #8B8FA3;
  --color-ink-faint: #565B70;

  --color-hairline: rgba(255, 255, 255, 0.08);
  --color-hairline-strong: rgba(255, 255, 255, 0.14);

  /* paleta "sticker" — só em decoração/ilustração/categoria, nunca estrutural */
  --accent-sky: #62AEF0;
  --accent-purple: #B18AF8;
  --accent-pink: #FF6EC7;
  --accent-orange: #FF9142;
  --accent-teal: #2DD4C6;
  --accent-green: #34D399;

  --color-success: #34D399;
  --color-danger: #F87171;
  --color-warning: #FBBF24;

  /* ---------- Tipografia ---------- */
  --font-base: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* ---------- Raios ---------- */
  --radius-xs: 4px;
  --radius-sm: 5px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;

  /* ---------- Espaçamentos ---------- */
  --space-xxs: 4px;
  --space-xs: 8px;
  --space-sm: 12px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 28px;
  --space-xxl: 32px;

  /* ---------- Elevação (camadas quase transparentes, sobre fundo escuro) ---------- */
  --shadow-1:
    0 0.175px 1.041px rgba(0,0,0,0.20),
    0 0.8px 2.925px rgba(0,0,0,0.24),
    0 2.025px 7.847px rgba(0,0,0,0.28),
    0 4px 18px rgba(0,0,0,0.35);
  --shadow-2:
    0 1px 2px rgba(0,0,0,0.30),
    0 4px 10px rgba(0,0,0,0.32),
    0 12px 24px rgba(0,0,0,0.36),
    0 23px 52px rgba(0,0,0,0.45);

  --sidebar-width: 264px;
  --transition-fast: 150ms cubic-bezier(.4,0,.2,1);
  --transition-base: 220ms cubic-bezier(.4,0,.2,1);
}

/* ---------- Reset ---------- */
* { box-sizing: border-box; }
html, body {
  margin: 0;
  padding: 0;
}
body {
  background: var(--color-canvas);
  color: var(--color-ink);
  font-family: var(--font-base);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; }
input, textarea, select { font-family: inherit; }

:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
  }
}

/* ---------- Tipografia ---------- */
.display-1 { font-size: 64px; font-weight: 700; line-height: 1.0; letter-spacing: -2.125px; }
.display-2 { font-size: 54px; font-weight: 700; line-height: 1.04; letter-spacing: -1.875px; }
.heading-1 { font-size: 40px; font-weight: 700; line-height: 1.1; letter-spacing: -1px; }
.heading-2 { font-size: 26px; font-weight: 700; line-height: 1.23; letter-spacing: -0.625px; }
.heading-3 { font-size: 22px; font-weight: 700; line-height: 1.27; letter-spacing: -0.25px; }
.title     { font-size: 20px; font-weight: 600; line-height: 1.4; letter-spacing: -0.125px; }
.body-md   { font-size: 16px; font-weight: 400; line-height: 1.5; }
.body-sm   { font-size: 15px; font-weight: 400; line-height: 1.33; }
.caption   { font-size: 14px; font-weight: 400; line-height: 1.43; color: var(--color-ink-muted); }
.eyebrow   { font-size: 12px; font-weight: 600; line-height: 1.33; letter-spacing: 0.125px; text-transform: uppercase; }

/* ==========================================================================
   LAYOUT — app shell (sidebar fixa + conteúdo)
   ========================================================================== */
.app-shell {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: var(--sidebar-width);
  flex-shrink: 0;
  background: var(--color-canvas-soft);
  border-right: 1px solid var(--color-hairline);
  padding: var(--space-lg) var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  position: fixed;
  top: 0; left: 0; bottom: 0;
  overflow-y: auto;
  z-index: 100;
  transition: transform var(--transition-base);
}

.sidebar__logo {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  padding: 0 var(--space-xs);
}
.sidebar__logo img { height: 28px; width: auto; }

.sidebar__nav { display: flex; flex-direction: column; gap: var(--space-xxs); }

.sidebar__link {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 10px var(--space-sm);
  border-radius: var(--radius-md);
  color: var(--color-ink-secondary);
  font-size: 15px;
  font-weight: 500;
  transition: background var(--transition-fast), color var(--transition-fast);
}
.sidebar__link svg { width: 18px; height: 18px; flex-shrink: 0; }
.sidebar__link:hover { background: rgba(255,255,255,0.05); color: var(--color-ink); }
.sidebar__link.active {
  background: rgba(59, 130, 246, 0.14);
  color: var(--color-primary);
}

.sidebar__section-label {
  padding: 0 var(--space-sm);
  margin-top: var(--space-md);
}

.sidebar__footer {
  margin-top: auto;
  border-top: 1px solid var(--color-hairline);
  padding-top: var(--space-md);
}

.sidebar__user {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-md);
  transition: background var(--transition-fast);
}
.sidebar__user:hover { background: rgba(255,255,255,0.05); }
.sidebar__avatar {
  width: 34px; height: 34px;
  border-radius: var(--radius-full);
  background: var(--color-primary);
  color: var(--color-on-primary);
  display: flex; align-items: center; justify-content: center;
  font-weight: 600; font-size: 14px;
  flex-shrink: 0;
  overflow: hidden;
}
.sidebar__avatar img { width: 100%; height: 100%; object-fit: cover; }

.sidebar__badge {
  font-size: 11px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  background: rgba(52, 211, 153, 0.15);
  color: var(--color-success);
  margin-left: auto;
}
.sidebar__badge.is-free {
  background: rgba(139, 143, 163, 0.15);
  color: var(--color-ink-muted);
}

.admin-badge {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.4px;
  text-transform: uppercase;
  padding: 3px 9px;
  border-radius: var(--radius-full);
  background: rgba(76,60,224,0.22);
  color: #C9B8FF;
}

/* ---------- Listagem administrativa (cursos, etc.) ---------- */
.admin-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}
.admin-row {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  background: var(--color-surface);
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-lg);
  padding: var(--space-sm) var(--space-md);
}
.admin-row__thumb {
  width: 56px;
  height: 56px;
  flex-shrink: 0;
  border-radius: var(--radius-md);
  background-color: #0D0F16;
  background-image: radial-gradient(rgba(255,255,255,0.08) 1px, transparent 1px);
  background-size: 12px 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-ink-faint);
  overflow: hidden;
}
.admin-row__thumb img { width: 100%; height: 100%; object-fit: cover; }
.admin-row__thumb svg { width: 22px; height: 22px; }
.admin-row__body { flex: 1; min-width: 0; }
.admin-row__actions {
  display: flex;
  gap: var(--space-xs);
  flex-shrink: 0;
}

/* ---------- Linha de aula dentro do módulo (admin) ---------- */
.admin-lesson-row {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-md) var(--space-md) 56px;
  margin: 0 var(--space-sm) var(--space-xs);
  border-bottom: 1px solid var(--color-hairline);
  flex-wrap: wrap;
}
.admin-lesson-row:last-child { border-bottom: none; margin-bottom: var(--space-sm); }
.admin-lesson-row.is-inactive { opacity: 0.55; }
.admin-lesson-row__title {
  flex: 1;
  min-width: 220px;
  font-size: 15px;
  color: var(--color-ink);
}

.sidebar__backdrop {
  display: none;
}

.main {
  margin-left: var(--sidebar-width);
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.topbar {
  display: none;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-sm) var(--space-md);
  background: var(--color-canvas-soft);
  border-bottom: 1px solid var(--color-hairline);
  position: sticky;
  top: 0;
  z-index: 40;
}
.topbar__menu-btn {
  background: none;
  border: none;
  color: var(--color-ink);
  padding: var(--space-xxs);
}
.topbar__menu-btn svg { width: 24px; height: 24px; }

.content {
  padding: var(--space-xl) var(--space-xxl);
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
}

.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
  flex-wrap: wrap;
}
.page-header p { color: var(--color-ink-muted); margin: var(--space-xxs) 0 0; }

/* ==========================================================================
   DASHBOARD "Início"
   ========================================================================== */
.dashboard-top-row {
  display: flex;
  align-items: stretch;
  gap: var(--space-lg);
}
.dashboard-top-card { flex: 1; min-width: 0; }

.continue-card {
  flex: 1.3;
  min-width: 0;
  background: var(--color-surface);
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-xl);
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
}

.upsell-card { position: relative; overflow: hidden; }
.upsell-card::before {
  content: '';
  position: absolute;
  top: -40%; right: -30%;
  width: 200px; height: 200px;
  background: radial-gradient(circle, rgba(76,60,224,0.35), transparent 70%);
  pointer-events: none;
}

.dashboard-stat-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 0;
  border-bottom: 1px solid var(--color-hairline);
}
.dashboard-stat-row:last-child { border-bottom: none; }

.activity-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  padding: var(--space-xs) 0;
}
.activity-item__icon {
  width: 22px; height: 22px;
  border-radius: var(--radius-full);
  background: rgba(52,211,153,0.15);
  color: var(--color-success);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}
.activity-item__icon svg { width: 12px; height: 12px; }
.activity-item__icon--new { background: rgba(59,130,246,0.15); color: var(--color-primary); }
.activity-item__icon--new svg { width: 11px; height: 11px; margin-left: 1px; }
.activity-item__body { min-width: 0; }
.activity-item:hover .activity-item__body span:first-child { color: var(--color-primary); }

/* ==========================================================================
   BOTÕES
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  font-size: 16px;
  font-weight: 500;
  border: none;
  padding: 11px 22px;
  border-radius: var(--radius-full);
  transition: transform var(--transition-fast), background var(--transition-fast), opacity var(--transition-fast);
  white-space: nowrap;
}
.btn:active { transform: scale(0.96); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-primary { background: var(--color-primary); color: var(--color-on-primary); }
.btn-primary:hover { background: var(--color-primary-active); }

.btn-secondary {
  background: var(--color-surface-raised);
  color: var(--color-ink);
  box-shadow: var(--shadow-1);
}
.btn-secondary:hover { background: #232834; }

.btn-utility {
  background: var(--color-surface);
  color: var(--color-ink);
  border: 1px solid var(--color-hairline-strong);
  border-radius: var(--radius-md);
  padding: 8px 16px;
  font-size: 15px;
}
.btn-utility:hover { border-color: var(--color-primary); color: var(--color-primary); }

.btn-danger { background: rgba(248, 113, 113, 0.15); color: var(--color-danger); }
.btn-danger:hover { background: rgba(248, 113, 113, 0.25); }

.btn-icon-circular {
  width: 40px; height: 40px;
  border-radius: var(--radius-full);
  background: rgba(255,255,255,0.06);
  color: var(--color-ink);
  display: inline-flex; align-items: center; justify-content: center;
  border: none;
}
.btn-icon-circular:active { transform: scale(0.9); }
.btn-icon-circular svg { width: 18px; height: 18px; }

.btn-block { width: 100%; }
.btn-sm { padding: 8px 16px; font-size: 14px; }

/* ==========================================================================
   BADGES / PILLS
   ========================================================================== */
.badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(59, 130, 246, 0.12);
  color: var(--color-primary);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.125px;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: var(--radius-full);
}
.badge-pill.badge-free { background: rgba(52, 211, 153, 0.14); color: var(--color-success); }
.badge-pill.badge-locked { background: rgba(255,255,255,0.06); color: var(--color-ink-muted); }
.badge-pill.badge-orange { background: rgba(255, 145, 66, 0.15); color: var(--accent-orange); }

/* ==========================================================================
   CARDS
   ========================================================================== */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
}
.card-elevated {
  background: var(--color-surface-raised);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  box-shadow: var(--shadow-1);
  border: 1px solid transparent;
}

.course-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: var(--space-lg);
}

/* Card vertical: capa quadriculada com ícone em destaque + rodapé com
   título e progresso do aluno. */
.course-card {
  background: var(--color-surface);
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
  display: flex;
  flex-direction: column;
}
.course-card:hover {
  transform: translateY(-3px);
  border-color: var(--color-hairline-strong);
  box-shadow: var(--shadow-1);
}
.course-card--disabled { cursor: default; opacity: 0.6; }
.course-card--disabled:hover { transform: none; box-shadow: none; border-color: var(--color-hairline); }

.course-card__cover {
  position: relative;
  aspect-ratio: 1 / 1.05;
  background-color: #0D0F16;
  background-image: radial-gradient(rgba(255,255,255,0.08) 1px, transparent 1px);
  background-size: 16px 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.course-card__cover img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; }

.course-card__badge {
  position: absolute;
  top: var(--space-sm);
  left: var(--space-sm);
  z-index: 1;
}

.course-card__icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-lg);
  background: linear-gradient(160deg, rgba(76,60,224,0.55), rgba(59,130,246,0.2));
  border: 1px solid rgba(255,255,255,0.1);
  box-shadow: 0 0 32px rgba(76,60,224,0.35);
  color: #C9B8FF;
  display: flex;
  align-items: center;
  justify-content: center;
}
.course-card__icon svg { width: 28px; height: 28px; }

.course-card__body {
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}
.course-card__title {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-ink);
  margin: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.course-card__progress-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.course-card__progress-row .label { font-size: 13px; color: var(--color-ink-muted); }
.course-card__progress-row .percent { font-size: 13px; font-weight: 700; color: var(--color-primary); }

.course-card__progress {
  height: 6px;
  border-radius: var(--radius-full);
  background: rgba(255,255,255,0.08);
  overflow: hidden;
}
.course-card__progress span {
  display: block;
  height: 100%;
  border-radius: var(--radius-full);
  background: linear-gradient(90deg, var(--color-secondary), var(--color-primary));
  transition: width var(--transition-base);
}

.course-card__locked-hint {
  font-size: 13px;
  color: var(--color-ink-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

/* ==========================================================================
   MÓDULOS / AULAS — accordion
   ========================================================================== */
.module {
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-sm);
  overflow: hidden;
  background: var(--color-surface);
}
.module__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md);
  cursor: pointer;
  user-select: none;
}
.module__header:hover { background: rgba(255,255,255,0.02); }
.module__header .chevron { transition: transform var(--transition-fast); color: var(--color-ink-muted); }
.module.is-open .chevron { transform: rotate(180deg); }
.module__lessons {
  display: none;
  border-top: 1px solid var(--color-hairline);
}
.module.is-open .module__lessons { display: block; }

.lesson-row {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  border-bottom: 1px solid var(--color-hairline);
  color: var(--color-ink-secondary);
  transition: background var(--transition-fast), color var(--transition-fast);
}
.lesson-row:last-child { border-bottom: none; }
.lesson-row:hover { background: rgba(255,255,255,0.03); color: var(--color-ink); }
.lesson-row.is-active { color: var(--color-primary); background: rgba(59,130,246,0.08); }
.lesson-row__icon {
  width: 22px; height: 22px;
  border-radius: var(--radius-full);
  border: 1.5px solid var(--color-ink-faint);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.lesson-row.is-done .lesson-row__icon { background: var(--color-success); border-color: var(--color-success); color: #06281c; }
.lesson-row__icon svg { width: 12px; height: 12px; }
.lesson-row__title { flex: 1; font-size: 15px; }
.lesson-row__duration { font-size: 13px; color: var(--color-ink-muted); flex-shrink: 0; }
.lesson-row.is-locked { opacity: 0.5; cursor: not-allowed; }

/* ==========================================================================
   PLAYER DE AULA
   ========================================================================== */
.player-wrapper {
  position: relative;
  width: 100%;
  padding-top: 56.25%;
  background: #000;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-1);
}
.player-wrapper iframe {
  position: absolute; top: 0; left: 0; width: 100%; height: 100%; border: none;
}
.player-share-btn {
  position: absolute;
  top: var(--space-sm);
  right: var(--space-sm);
  width: 38px; height: 38px;
  border-radius: var(--radius-full);
  background: rgba(0,0,0,0.55);
  border: 1px solid rgba(255,255,255,0.15);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  z-index: 2;
}
.player-share-btn:hover { background: rgba(0,0,0,0.75); }
.player-share-btn svg { width: 16px; height: 16px; }

/* ---------- Player bloqueado (curso premium, plano free) ---------- */
.player-wrapper--locked {
  background:
    radial-gradient(circle at 30% 20%, rgba(76,60,224,0.30), transparent 55%),
    radial-gradient(circle at 75% 80%, rgba(59,130,246,0.22), transparent 55%),
    #0D0F16;
}
.player-locked {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-lg);
}
.player-locked__icon {
  width: 56px; height: 56px;
  border-radius: var(--radius-full);
  background: rgba(76,60,224,0.25);
  border: 1px solid rgba(255,255,255,0.1);
  color: #C9B8FF;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: var(--space-md);
}
.player-locked__icon svg { width: 24px; height: 24px; }

/* ---------- Breadcrumb ---------- */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  font-size: 14px;
  color: var(--color-ink-muted);
  margin-bottom: var(--space-md);
}
.breadcrumb a { color: var(--color-ink-muted); }
.breadcrumb a:hover { color: var(--color-primary); }
.breadcrumb__current { color: var(--color-ink); }

/* ---------- Layout de duas colunas: player + navegação do curso ---------- */
.content--wide { max-width: 1360px; }

.lesson-layout {
  display: flex;
  align-items: flex-start;
  gap: var(--space-lg);
}
.lesson-main { flex: 1; min-width: 0; }

.lesson-sidebar {
  width: 340px;
  flex-shrink: 0;
  background: var(--color-surface);
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  position: sticky;
  top: var(--space-lg);
  max-height: calc(100vh - 2 * var(--space-lg));
  overflow-y: auto;
}
.lesson-sidebar__back {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: var(--color-ink-muted);
  font-size: 13px;
  margin-bottom: var(--space-sm);
}
.lesson-sidebar__back:hover { color: var(--color-primary); }
.lesson-sidebar__title {
  font-size: 16px;
  font-weight: 700;
  margin: 0 0 var(--space-md);
}
.lesson-sidebar .module { margin-bottom: var(--space-xs); }
.lesson-sidebar .module__header { padding: var(--space-sm); }
.lesson-sidebar .lesson-row { padding: var(--space-xs) var(--space-sm); }
.lesson-sidebar .lesson-row.is-active {
  border-left: 3px solid var(--color-primary);
  padding-left: calc(var(--space-sm) - 3px);
}

.module__number {
  width: 22px; height: 22px;
  border-radius: 6px;
  background: rgba(76,60,224,0.28);
  color: #C9B8FF;
  font-size: 12px;
  font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.module__name { font-size: 14px; font-weight: 600; }
.module__count { font-size: 12px; color: var(--color-ink-muted); }

/* ---------- Pill de "marcar como concluída" ---------- */
.btn-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--color-hairline-strong);
  background: var(--color-surface-raised);
  color: var(--color-ink-secondary);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.4px;
  text-transform: uppercase;
  padding: 10px 18px;
  border-radius: var(--radius-full);
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}
.btn-pill svg { width: 14px; height: 14px; }
.btn-pill:hover { border-color: var(--color-primary); color: var(--color-primary); }
.btn-pill.is-done {
  background: rgba(52,211,153,0.12);
  color: var(--color-success);
  border-color: rgba(52,211,153,0.35);
}
.btn-pill.is-done:hover { background: rgba(52,211,153,0.18); }

.materials-list { display: flex; flex-direction: column; gap: var(--space-xs); }

/* ---------- Descrição da aula (HTML inserido diretamente no banco) ---------- */
.lesson-description p { margin: 0 0 var(--space-sm); }
.lesson-description p:last-child { margin-bottom: 0; }
.lesson-description a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 2px;
  word-break: break-word;
}
.lesson-description a:hover { color: var(--color-primary-active); }
.lesson-description ul,
.lesson-description ol { margin: 0 0 var(--space-sm); padding-left: 1.25em; }
.lesson-description strong { color: var(--color-ink); }
.lesson-description img { max-width: 100%; border-radius: var(--radius-md); margin: var(--space-sm) 0; }
.material-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm);
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast);
}
.material-item:hover { border-color: var(--color-primary); }
.material-item svg { width: 18px; height: 18px; color: var(--color-primary); flex-shrink: 0; }
.material-item--locked { color: var(--color-ink-muted); cursor: not-allowed; }
.material-item--locked svg { color: var(--color-ink-faint); }
.material-item--locked:hover { border-color: var(--color-hairline); }

/* ==========================================================================
   JOBS
   ========================================================================== */
.job-card {
  background: var(--color-surface);
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  transition: border-color var(--transition-base);
}
.job-card:hover { border-color: var(--color-hairline-strong); }
.job-card__top { display: flex; align-items: flex-start; justify-content: space-between; gap: var(--space-sm); }
.job-card__meta { display: flex; flex-wrap: wrap; gap: var(--space-sm); color: var(--color-ink-muted); font-size: 14px; }
.job-card__meta span { display: inline-flex; align-items: center; gap: 4px; }
.job-card__footer { display: flex; align-items: center; justify-content: space-between; margin-top: var(--space-xs); padding-top: var(--space-sm); border-top: 1px solid var(--color-hairline); }

/* ---------- Filtro de vagas ---------- */
.job-filter-card {
  background: var(--color-surface);
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  margin-bottom: var(--space-lg);
}
.job-filter-grid {
  display: flex;
  align-items: flex-end;
  gap: var(--space-md);
  flex-wrap: wrap;
}
.job-filter-field { flex: 1 1 180px; min-width: 180px; }
.job-filter-field--grow { flex: 2 1 260px; }
.job-filter-field--auto { flex: 0 0 auto; min-width: 0; }
.job-filter-field .form-label { margin-bottom: 6px; }
.job-filter-field select.form-control {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%238B8FA3' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}
.job-filter-submit {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 42px;
  padding: 0 20px;
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.4px;
  text-transform: uppercase;
  white-space: nowrap;
}

.proposal-item {
  padding: var(--space-md);
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

/* ---------- Abas genéricas ---------- */
.tabs {
  display: flex;
  gap: var(--space-lg);
  border-bottom: 1px solid var(--color-hairline);
  margin-bottom: var(--space-lg);
}
.tab-btn {
  background: none;
  border: none;
  color: var(--color-ink-muted);
  font-size: 15px;
  font-weight: 600;
  padding: 12px 2px;
  position: relative;
  transition: color var(--transition-fast);
}
.tab-btn:hover { color: var(--color-ink); }
.tab-btn.is-active { color: var(--color-ink); }
.tab-btn.is-active::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: -1px;
  height: 2px;
  background: var(--color-primary);
  border-radius: var(--radius-full);
}
.tab-btn .tab-count { color: var(--color-ink-faint); font-weight: 500; }
.tab-btn.is-active .tab-count { color: var(--color-ink-muted); }

.tab-panel { display: none; }
.tab-panel.is-active { display: block; }

/* ==========================================================================
   FORMULÁRIOS
   ========================================================================== */
.form-group { margin-bottom: var(--space-md); }
.form-label { display: block; font-size: 14px; font-weight: 500; margin-bottom: 6px; color: var(--color-ink-secondary); }
.form-control {
  width: 100%;
  background: var(--color-canvas);
  border: 1px solid var(--color-hairline-strong);
  color: var(--color-ink);
  border-radius: var(--radius-xs);
  padding: 10px 12px;
  font-size: 15px;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.form-control:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(59,130,246,0.18);
}
textarea.form-control { resize: vertical; min-height: 100px; }
input[type="file"].form-control {
  padding: 8px 12px;
  color: var(--color-ink-secondary);
  font-size: 13px;
}
input[type="file"].form-control::file-selector-button {
  background: var(--color-surface-raised);
  color: var(--color-ink);
  border: 1px solid var(--color-hairline-strong);
  border-radius: var(--radius-sm);
  padding: 6px 12px;
  margin-right: 10px;
  font-size: 13px;
  cursor: pointer;
}
input[type="file"].form-control::file-selector-button:hover { border-color: var(--color-primary); color: var(--color-primary); }
.form-hint { font-size: 13px; color: var(--color-ink-muted); margin-top: 4px; }
.form-error {
  background: rgba(248,113,113,0.1);
  border: 1px solid rgba(248,113,113,0.3);
  color: var(--color-danger);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-md);
  font-size: 14px;
  margin-bottom: var(--space-md);
}
.form-success {
  background: rgba(52,211,153,0.1);
  border: 1px solid rgba(52,211,153,0.3);
  color: var(--color-success);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-md);
  font-size: 14px;
  margin-bottom: var(--space-md);
}

.auth-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-lg);
  background:
    radial-gradient(circle at 20% 20%, rgba(76,60,224,0.25), transparent 40%),
    radial-gradient(circle at 80% 80%, rgba(59,130,246,0.15), transparent 40%),
    var(--color-canvas);
}
.auth-card { width: 100%; max-width: 400px; }
.auth-card__logo { display: flex; justify-content: center; margin-bottom: var(--space-lg); }
.auth-card__logo img { height: 36px; }
.auth-footer-link { text-align: center; margin-top: var(--space-md); color: var(--color-ink-muted); font-size: 14px; }
.auth-footer-link a { color: var(--color-primary); font-weight: 500; }

/* ==========================================================================
   MODAL (genérico, reutilizável)
   ========================================================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(5, 6, 10, 0.7);
  backdrop-filter: blur(2px);
  display: none;
  align-items: center;
  justify-content: center;
  padding: var(--space-md);
  z-index: 1000;
  opacity: 0;
  transition: opacity var(--transition-base);
}
.modal-overlay.is-open { display: flex; opacity: 1; }

.modal-box {
  background: var(--color-surface-raised);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-2);
  width: 100%;
  max-width: 480px;
  max-height: 90vh;
  overflow-y: auto;
  transform: translateY(12px) scale(0.98);
  opacity: 0;
  transition: transform var(--transition-base), opacity var(--transition-base);
}
.modal-overlay.is-open .modal-box { transform: translateY(0) scale(1); opacity: 1; }

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md) var(--space-lg);
  border-bottom: 1px solid var(--color-hairline);
}
.modal-close {
  background: none; border: none; color: var(--color-ink-muted);
  width: 32px; height: 32px; border-radius: var(--radius-full);
  display: flex; align-items: center; justify-content: center;
}
.modal-close:hover { background: rgba(255,255,255,0.06); color: var(--color-ink); }
.modal-body { padding: var(--space-lg); }
.modal-footer {
  display: flex; justify-content: flex-end; gap: var(--space-sm);
  padding: var(--space-md) var(--space-lg);
  border-top: 1px solid var(--color-hairline);
}

/* ---------- Diálogo de confirmação (genérico) ---------- */
.confirm-dialog__box { max-width: 400px; }
.confirm-dialog__message { margin: 0 0 var(--space-lg); }
.confirm-dialog__actions { display: flex; gap: var(--space-sm); }
.confirm-dialog__actions .btn { flex: 1; }

/* ==========================================================================
   TOAST
   ========================================================================== */
#toast-container {
  position: fixed;
  bottom: var(--space-lg);
  right: var(--space-lg);
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}
.toast {
  background: var(--color-surface-raised);
  box-shadow: var(--shadow-2);
  border-radius: var(--radius-md);
  padding: var(--space-sm) var(--space-md);
  font-size: 14px;
  min-width: 240px;
  border-left: 3px solid var(--color-primary);
  animation: toast-in var(--transition-base);
}
.toast.toast-error { border-left-color: var(--color-danger); }
.toast.toast-success { border-left-color: var(--color-success); }
@keyframes toast-in {
  from { opacity: 0; transform: translateX(16px); }
  to { opacity: 1; transform: translateX(0); }
}

/* ==========================================================================
   EMPTY STATE
   ========================================================================== */
.empty-state {
  text-align: center;
  padding: var(--space-xxl) var(--space-lg);
  color: var(--color-ink-muted);
}
.empty-state svg { width: 48px; height: 48px; margin-bottom: var(--space-sm); opacity: 0.5; }

/* ==========================================================================
   UTILITÁRIOS
   ========================================================================== */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-xs { gap: var(--space-xs); }
.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.text-muted { color: var(--color-ink-muted); }
.text-primary { color: var(--color-primary); }
.w-full { width: 100%; }

/* ==========================================================================
   RESPONSIVO
   ========================================================================== */
@media (max-width: 1024px) {
  .content { padding: var(--space-lg); }
  .lesson-layout { flex-direction: column; }
  .lesson-sidebar {
    width: 100%;
    position: static;
    max-height: none;
  }
  .dashboard-top-row { flex-direction: column; }
}

@media (max-width: 840px) {
  .sidebar {
    transform: translateX(-100%);
  }
  .sidebar.is-open { transform: translateX(0); box-shadow: var(--shadow-2); }
  .sidebar__backdrop {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 90;
  }
  .sidebar__backdrop.is-open { display: block; }
  .main { margin-left: 0; }
  .topbar { display: flex; }
  .course-grid { grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); }
}

@media (max-width: 600px) {
  .content { padding: var(--space-md); }
  .page-header { flex-direction: column; align-items: flex-start; }
  .course-grid { grid-template-columns: 1fr 1fr; gap: var(--space-sm); }
  .heading-1 { font-size: 30px; letter-spacing: -0.5px; }
  .heading-2 { font-size: 22px; }
  .btn { width: 100%; }
  .page-header .btn { width: auto; }
  .job-card__top { flex-direction: column; }
  .job-filter-field,
  .job-filter-field--grow,
  .job-filter-field--auto { flex-basis: 100%; min-width: 0; }
  .job-filter-submit { width: 100%; justify-content: center; }
  .continue-card .btn { width: 100%; }
  .admin-row { flex-direction: column; align-items: stretch; text-align: center; }
  .admin-row__thumb { width: 100%; height: 100px; }
  .admin-row__actions { justify-content: center; }
}

@media (max-width: 420px) {
  .course-grid { grid-template-columns: 1fr; }
}