/* =========================================
   GO PREMIUM — REFINO VISUAL (TEMPLATE BASE)
   theme.css — Tokens, Sidebar, Header, Cards
   Carregar APÓS style.css e components.css.
   Sobrescreve apenas o necessário para elevar
   o template ao padrão das referências.
   ========================================= */

/* ─────────────────────────────────────────
   1. TOKENS PREMIUM (claro)
───────────────────────────────────────── */
:root {
  /* Neutros refinados — nunca branco estourado, nunca cinza chapado */
  --bg-primary: #eef2f7;
  --bg-secondary: #ffffff;
  --bg-elevated: #f8fafc;
  --bg-card: rgba(255,255,255,0.72);
  --bg-card-strong: rgba(255,255,255,0.86);
  --bg-glass: rgba(255,255,255,0.55);

  --text-primary: #0b1220;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  --text-faint: #cbd5e1;

  --border-color: rgba(15,23,42,0.08);
  --border-light: rgba(15,23,42,0.04);
  --border-strong: rgba(15,23,42,0.14);

  /* Sidebar premium — agora translúcida, em formato de painel */
  --sidebar-bg: linear-gradient(180deg, rgba(13,18,32,0.96) 0%, rgba(15,23,42,0.96) 50%, rgba(11,16,28,0.97) 100%);
  --sidebar-text: #e2e8f0;
  --sidebar-text-soft: rgba(226,232,240,0.6);
  --sidebar-text-faint: rgba(226,232,240,0.32);
  --sidebar-accent: #38bdf8;
  --sidebar-divider: rgba(255,255,255,0.06);
  --sidebar-hover: rgba(255,255,255,0.06);
  --sidebar-active: rgba(255,255,255,0.10);
  --sidebar-width: 280px;
  --sidebar-width-compact: 76px;
  --sidebar-radius: 22px;
  --sidebar-margin: 12px;

  /* Area segura do iOS/PWA: evita colisao com status bar e Dynamic Island. */
  --safe-area-top: env(safe-area-inset-top, 0px);
  --safe-area-left: env(safe-area-inset-left, 0px);
  --safe-area-right: env(safe-area-inset-right, 0px);

  /* Header premium — card flutuante */
  --header-bg: rgba(255,255,255,0.72);
  --header-border: rgba(15,23,42,0.06);
  --header-height: 64px;
  --header-radius: 18px;

  /* Sombras elevadas e refinadas */
  --shadow-xs: 0 1px 2px rgba(15,23,42,0.04);
  --shadow-sm: 0 2px 8px rgba(15,23,42,0.05), 0 1px 2px rgba(15,23,42,0.04);
  --shadow-md: 0 8px 24px rgba(15,23,42,0.08), 0 2px 6px rgba(15,23,42,0.05);
  --shadow-lg: 0 18px 48px rgba(15,23,42,0.10), 0 6px 16px rgba(15,23,42,0.06);
  --shadow-xl: 0 32px 80px rgba(15,23,42,0.14), 0 8px 24px rgba(15,23,42,0.08);
  --shadow-glow: 0 0 0 1px rgba(255,255,255,0.5), 0 12px 40px rgba(56,189,248,0.18);
  --shadow-sidebar: 0 24px 60px rgba(15,23,42,0.18), 0 8px 24px rgba(15,23,42,0.12);

  /* Bordas suaves */
  --radius-xs: 6px;
  --radius-sm: 10px;
  --radius-md: 14px;
  --radius-lg: 18px;
  --radius-xl: 24px;
  --radius-2xl: 30px;

  /* Aurora — gradientes premium para acentos */
  --aurora-blue:    linear-gradient(135deg, #60a5fa 0%, #38bdf8 50%, #22d3ee 100%);
  --aurora-violet:  linear-gradient(135deg, #a78bfa 0%, #818cf8 50%, #38bdf8 100%);
  --aurora-rose:    linear-gradient(135deg, #fb7185 0%, #f472b6 50%, #c084fc 100%);
  --aurora-amber:   linear-gradient(135deg, #fbbf24 0%, #fb923c 50%, #f87171 100%);
  --aurora-teal:    linear-gradient(135deg, #5eead4 0%, #22d3ee 50%, #60a5fa 100%);
  --aurora-medical: linear-gradient(135deg, #0ea5e9 0%, #6366f1 45%, #a855f7 100%);

  /* Halo / glow por seção (preparação para Endocardite + ITU) */
  --section-accent: #0ea5e9;
  --section-accent-soft: rgba(14,165,233,0.18);
  --section-glow: 0 0 0 1px rgba(14,165,233,0.18), 0 12px 40px rgba(14,165,233,0.18);

  /* Transições refinadas */
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --transition-fast: 0.18s var(--ease-out);
  --transition-base: 0.28s var(--ease-out);
  --transition-slow: 0.5s var(--ease-out);
}

/* ─────────────────────────────────────────
   2. TOKENS PREMIUM (escuro) — sem preto chapado
───────────────────────────────────────── */
[data-theme="dark"] {
  --bg-primary: #07090f;
  --bg-secondary: #0e1322;
  --bg-elevated: #131a2c;
  --bg-card: rgba(20,27,45,0.72);
  --bg-card-strong: rgba(22,29,48,0.88);
  --bg-glass: rgba(15,21,38,0.55);

  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-faint: #475569;

  --border-color: rgba(255,255,255,0.08);
  --border-light: rgba(255,255,255,0.04);
  --border-strong: rgba(255,255,255,0.14);

  --sidebar-bg: linear-gradient(180deg, rgba(8,11,20,0.96) 0%, rgba(11,16,28,0.96) 50%, rgba(7,10,18,0.97) 100%);
  --sidebar-text: #e2e8f0;
  --sidebar-divider: rgba(255,255,255,0.05);
  --sidebar-hover: rgba(255,255,255,0.05);
  --sidebar-active: rgba(255,255,255,0.09);

  --header-bg: rgba(14,19,34,0.72);
  --header-border: rgba(255,255,255,0.07);

  --shadow-xs: 0 1px 2px rgba(0,0,0,0.4);
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.35), 0 1px 2px rgba(0,0,0,0.3);
  --shadow-md: 0 8px 24px rgba(0,0,0,0.45), 0 2px 6px rgba(0,0,0,0.3);
  --shadow-lg: 0 18px 48px rgba(0,0,0,0.55), 0 6px 16px rgba(0,0,0,0.35);
  --shadow-xl: 0 32px 80px rgba(0,0,0,0.65), 0 8px 24px rgba(0,0,0,0.4);
  --shadow-glow: 0 0 0 1px rgba(56,189,248,0.18), 0 12px 40px rgba(56,189,248,0.22);
  --shadow-sidebar: 0 24px 60px rgba(0,0,0,0.6), 0 8px 24px rgba(0,0,0,0.4);
}

/* ─────────────────────────────────────────
   3. ACENTOS POR SEÇÃO (data-section / data-block)
   Preparação para Endocardite + ITU + temas futuros
───────────────────────────────────────── */
[data-section="endocardite"],
body[data-block="endocardite"] {
  --section-accent: #be123c;
  --section-accent-soft: rgba(190,18,60,0.18);
  --section-glow: 0 0 0 1px rgba(190,18,60,0.2), 0 16px 48px rgba(190,18,60,0.22);
}
[data-section="itu"],
body[data-block="itu"] {
  --section-accent: #0284c7;
  --section-accent-soft: rgba(2,132,199,0.18);
  --section-glow: 0 0 0 1px rgba(2,132,199,0.2), 0 16px 48px rgba(2,132,199,0.22);
}
[data-section="diagnostico"] { --section-accent: #1d4ed8; --section-accent-soft: rgba(29,78,216,0.18); }
[data-section="tratamento"]  { --section-accent: #0d9488; --section-accent-soft: rgba(13,148,136,0.18); }
[data-section="prova"]       { --section-accent: #d97706; --section-accent-soft: rgba(217,119,6,0.18); }

body[data-block="tireoide"] { --section-accent: #0891b2; --section-accent-soft: rgba(8,145,178,0.18); }
body[data-block="reumato"]  { --section-accent: #9333ea; --section-accent-soft: rgba(147,51,234,0.18); }
body[data-block="cardio"]   { --section-accent: #e11d48; --section-accent-soft: rgba(225,29,72,0.18); }
body[data-block="hepato"]   { --section-accent: #d97706; --section-accent-soft: rgba(217,119,6,0.18); }
body[data-block="itu"]      { --section-accent: #0284c7; --section-accent-soft: rgba(2,132,199,0.18); }
body[data-block="revisao"]  { --section-accent: #0f766e; --section-accent-soft: rgba(15,118,110,0.18); }
body[data-block="entrada"]  { --section-accent: #6366f1; --section-accent-soft: rgba(99,102,241,0.18); }

/* ─────────────────────────────────────────
   4. BACKGROUND GLOBAL — luz natural / aurora
───────────────────────────────────────── */
body {
  background:
    radial-gradient(1200px 600px at 0% -10%, rgba(99,102,241,0.10), transparent 60%),
    radial-gradient(1000px 500px at 100% 0%, rgba(56,189,248,0.10), transparent 55%),
    radial-gradient(900px 600px at 50% 110%, rgba(168,85,247,0.08), transparent 60%),
    var(--bg-primary);
  background-attachment: fixed;
}

[data-theme="dark"] body {
  background:
    radial-gradient(1200px 600px at 0% -10%, rgba(99,102,241,0.18), transparent 60%),
    radial-gradient(1000px 500px at 100% 0%, rgba(14,165,233,0.16), transparent 55%),
    radial-gradient(900px 600px at 50% 110%, rgba(168,85,247,0.14), transparent 60%),
    var(--bg-primary);
  background-attachment: fixed;
}

/* Reduzir o gradiente de fundo "page-bg" para integrar com a aurora global */
.page-bg { opacity: 0.20 !important; }
[data-theme="dark"] .page-bg { opacity: 0.28 !important; }

/* ─────────────────────────────────────────
   5. SIDEBAR PREMIUM — painel/card flutuante
───────────────────────────────────────── */
.sidebar {
  background: var(--sidebar-bg);
  -webkit-backdrop-filter: blur(28px) saturate(190%);
  backdrop-filter: blur(28px) saturate(190%);
  border-right: none;
  /* Card flutuante com margem */
  top: var(--sidebar-margin);
  bottom: var(--sidebar-margin);
  left: var(--sidebar-margin);
  height: calc(100vh - calc(var(--sidebar-margin) * 2));
  border-radius: var(--sidebar-radius);
  box-shadow: var(--shadow-sidebar);
  width: var(--sidebar-width);
  transition:
    width 0.36s var(--ease-out),
    transform 0.36s var(--ease-out),
    box-shadow 0.36s var(--ease-out);
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.06);
}

/* Brilho interno sutil — luz natural */
.sidebar::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(380px 200px at 50% -10%, rgba(99,102,241,0.18), transparent 70%),
    radial-gradient(420px 320px at 50% 110%, rgba(14,165,233,0.10), transparent 70%);
  pointer-events: none;
  z-index: 0;
}
.sidebar > * { position: relative; z-index: 1; }

/* Logo refinada */
.sidebar-logo {
  padding: 22px 20px 16px;
  border-bottom: 1px solid var(--sidebar-divider);
  gap: 12px;
}

.logo-badge {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: var(--aurora-medical);
  background-size: 200% 200%;
  animation: auroraShift 14s ease-in-out infinite;
  box-shadow:
    0 6px 18px rgba(14,165,233,0.45),
    0 0 0 1px rgba(255,255,255,0.10) inset;
  position: relative;
}
.logo-badge::after {
  content: '';
  position: absolute;
  inset: 1px;
  border-radius: 11px;
  background: linear-gradient(180deg, rgba(255,255,255,0.22), transparent 50%);
  pointer-events: none;
}

@keyframes auroraShift {
  0%, 100% { background-position: 0% 50%; }
  50%      { background-position: 100% 50%; }
}

.logo-go { font-size: 1.05rem; }
.logo-title { font-size: 0.88rem; letter-spacing: -0.01em; }
.logo-sub { font-size: 0.66rem; color: var(--sidebar-text-faint); letter-spacing: 0.06em; }

/* Nav scroll */
.sidebar-nav {
  padding: 14px 12px 8px;
}

/* Bloco / grupo */
.nav-group { margin-bottom: 4px; }

.nav-group-header {
  padding: 9px 10px 7px;
  border-radius: var(--radius-sm);
  gap: 10px;
}

.nav-group-header:hover { background: var(--sidebar-hover); }

.nav-group-dot {
  width: 9px;
  height: 9px;
  box-shadow: 0 0 0 3px rgba(255,255,255,0.04), 0 0 12px currentColor;
}

.nav-group-title {
  font-size: 0.70rem;
  letter-spacing: 0.14em;
  color: var(--sidebar-text-faint);
}

.nav-group-toggle {
  font-size: 0.65rem;
  color: var(--sidebar-text-faint);
}

/* Cards de página dentro da sidebar */
.nav-page-card {
  padding: 9px 10px;
  border-radius: var(--radius-sm);
  gap: 11px;
}

.nav-page-card::before {
  width: 0;
  left: -1px;
  background: var(--nav-accent, var(--sidebar-accent));
  box-shadow: 0 0 12px var(--nav-accent, var(--sidebar-accent));
  transition: width 0.25s var(--ease-out);
}

.nav-page-card:hover {
  background: var(--sidebar-hover);
  border-color: rgba(255,255,255,0.06);
  transform: translateX(2px);
}
.nav-page-card:hover::before { width: 3px; }

.nav-page-card.active {
  background: linear-gradient(90deg, var(--nav-accent-soft, rgba(56,189,248,0.18)) 0%, rgba(255,255,255,0.04) 70%);
  border-color: rgba(255,255,255,0.10);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.05);
}

.nav-page-card.active::before {
  width: 3px;
  background: var(--nav-accent, var(--sidebar-accent));
}

.nav-page-icon {
  width: 32px;
  height: 32px;
  border-radius: 9px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.04);
  font-size: 0.95rem;
  transition: var(--transition-base);
}

.nav-page-card:hover .nav-page-icon {
  background: rgba(255,255,255,0.10);
  transform: scale(1.05);
}

.nav-page-card.active .nav-page-icon {
  background: var(--nav-accent-soft, rgba(56,189,248,0.22));
  border-color: var(--nav-accent, rgba(56,189,248,0.4));
  box-shadow: 0 0 18px var(--nav-accent-soft, rgba(56,189,248,0.3));
}

.nav-page-label {
  font-size: 0.78rem;
  font-weight: 600;
  color: rgba(226,232,240,0.62);
}

.nav-page-card.active .nav-page-label,
.nav-page-card:hover .nav-page-label { color: #f1f5f9; }

/* Footer da sidebar — botão de tema + botão compactar */
.sidebar-footer {
  padding: 12px 14px 16px;
  border-top: 1px solid var(--sidebar-divider);
  gap: 8px;
}

.sidebar-footer-label {
  font-size: 0.66rem;
  color: var(--sidebar-text-faint);
  font-weight: 600;
  letter-spacing: 0.04em;
  flex: 1;
}

.theme-toggle {
  width: 38px; height: 38px;
  border-radius: 11px;
  border: 1px solid rgba(255,255,255,0.08);
  background: rgba(255,255,255,0.05);
  transition: var(--transition-base);
}
.theme-toggle:hover {
  background: rgba(255,255,255,0.12);
  border-color: rgba(255,255,255,0.18);
  transform: scale(1.06) rotate(-8deg);
}

/* Botão "compactar sidebar" (novo) */
.sidebar-collapse-btn {
  width: 38px; height: 38px;
  border-radius: 11px;
  border: 1px solid rgba(255,255,255,0.08);
  background: rgba(255,255,255,0.05);
  color: #e2e8f0;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
  transition: var(--transition-base);
  flex-shrink: 0;
}
.sidebar-collapse-btn:hover {
  background: rgba(255,255,255,0.12);
  border-color: rgba(255,255,255,0.18);
  transform: scale(1.06);
}
.sidebar-collapse-btn .icon { transition: transform 0.3s var(--ease-out); display: inline-block; }

/* ─────────────────────────────────────────
   6. SIDEBAR COMPACTA — só ícones
───────────────────────────────────────── */
body.sidebar-compact .sidebar {
  width: var(--sidebar-width-compact);
}

body.sidebar-compact .logo-text,
body.sidebar-compact .nav-group-title,
body.sidebar-compact .nav-group-toggle,
body.sidebar-compact .nav-page-label,
body.sidebar-compact .sidebar-footer-label {
  opacity: 0;
  transform: translateX(-6px);
  pointer-events: none;
  width: 0;
  overflow: hidden;
  white-space: nowrap;
  transition: opacity 0.18s var(--ease-out), transform 0.18s var(--ease-out);
}

body.sidebar-compact .sidebar-logo {
  justify-content: center;
  padding: 22px 12px 16px;
}

body.sidebar-compact .nav-group-header {
  justify-content: center;
  padding: 9px 8px;
}

body.sidebar-compact .nav-pages {
  max-height: 800px !important; /* sempre aberto em modo compacto */
  opacity: 1 !important;
  padding: 0 0 4px 0;
}

body.sidebar-compact .nav-page-card {
  justify-content: center;
  padding: 8px 6px;
}

body.sidebar-compact .nav-page-info { display: none; }

body.sidebar-compact .sidebar-footer {
  flex-direction: column;
  gap: 8px;
}

body.sidebar-compact .sidebar-collapse-btn .icon { transform: rotate(180deg); }

/* Tooltip nos itens da sidebar compacta */
body.sidebar-compact .nav-page-card { position: relative; }
body.sidebar-compact .nav-page-card::after {
  content: attr(aria-label);
  position: absolute;
  left: calc(100% + 14px);
  top: 50%;
  transform: translateY(-50%) translateX(-6px);
  background: rgba(15,23,42,0.96);
  color: #f1f5f9;
  font-size: 0.74rem;
  font-weight: 600;
  padding: 7px 12px;
  border-radius: 8px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.18s var(--ease-out), transform 0.18s var(--ease-out);
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(255,255,255,0.08);
  z-index: 300;
}
body.sidebar-compact .nav-page-card:hover::after {
  opacity: 1;
  transform: translateY(-50%) translateX(0);
}

/* Ajustar header e main quando compacto */
body.sidebar-compact .header {
  left: calc(var(--sidebar-width-compact) + var(--sidebar-margin) + var(--sidebar-margin));
}
body.sidebar-compact .main-content {
  margin-left: calc(var(--sidebar-width-compact) + var(--sidebar-margin) + var(--sidebar-margin));
}

/* ─────────────────────────────────────────
   7. AJUSTE DO LAYOUT PRINCIPAL — espaço p/ sidebar flutuante
───────────────────────────────────────── */
.header {
  left: calc(var(--sidebar-width) + var(--sidebar-margin) + var(--sidebar-margin));
  right: var(--sidebar-margin);
  top: calc(var(--sidebar-margin) + var(--safe-area-top));
  height: var(--header-height);
  background: var(--header-bg);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  backdrop-filter: blur(24px) saturate(180%);
  border: 1px solid var(--header-border);
  border-radius: var(--header-radius);
  box-shadow: var(--shadow-md);
  padding: 0 18px 0 14px;
  gap: 14px;
  transition:
    left 0.36s var(--ease-out),
    transform 0.36s var(--ease-out),
    background 0.3s ease,
    box-shadow 0.3s ease;
}

.header.hidden { transform: translateY(calc(-100% - var(--sidebar-margin) - var(--safe-area-top) - 4px)); }

.main-content {
  margin-left: calc(var(--sidebar-width) + var(--sidebar-margin) + var(--sidebar-margin));
  margin-top: calc(var(--header-height) + var(--sidebar-margin) + var(--safe-area-top) + 8px);
  min-height: calc(100vh - var(--header-height) - var(--sidebar-margin) - var(--safe-area-top) - 8px);
  padding-right: var(--sidebar-margin);
  transition: margin-left 0.36s var(--ease-out);
}

.page-container {
  max-width: 1180px;
  padding: 28px 24px 80px;
}

/* ─────────────────────────────────────────
   8. HEADER PREMIUM — breadcrumb + ações
───────────────────────────────────────── */
.header-breadcrumb {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -0.005em;
  display: flex;
  align-items: center;
  gap: 8px;
}

.header-breadcrumb::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--section-accent, #38bdf8);
  box-shadow: 0 0 12px var(--section-accent, #38bdf8);
  flex-shrink: 0;
}

.hamburger {
  width: 38px; height: 38px;
  border-radius: 11px;
  align-items: center;
  justify-content: center;
  gap: 4px;
  transition: var(--transition-base);
}
.hamburger:hover {
  background: rgba(15,23,42,0.06);
}
[data-theme="dark"] .hamburger:hover { background: rgba(255,255,255,0.08); }

.hamburger span {
  transition: transform 0.32s var(--ease-out), opacity 0.2s var(--ease-out);
  transform-origin: center;
}
.hamburger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.is-open span:nth-child(2) { opacity: 0; transform: scaleX(0.2); }
.hamburger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.progress-btn {
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--border-color);
  background: var(--bg-card-strong);
  font-weight: 700;
  font-size: 0.82rem;
  gap: 8px;
  transition: var(--transition-base);
  position: relative;
  overflow: hidden;
}
.progress-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--aurora-medical);
  opacity: 0;
  transition: opacity 0.3s var(--ease-out);
  z-index: 0;
}
.progress-btn > * { position: relative; z-index: 1; }
.progress-btn:hover {
  border-color: transparent;
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 8px 22px rgba(99,102,241,0.32);
}
.progress-btn:hover::before { opacity: 1; }

/* ─────────────────────────────────────────
   9. CARDS PREMIUM — glassmorphism refinado
───────────────────────────────────────── */
.glass-card,
.simulator-card,
.quiz-card,
.calc-card,
.classifier,
.diagram-wrap,
.mindmap-wrap,
.axis-diagram,
.parto-card,
.versus-card,
.score-display {
  background: var(--bg-card);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition:
    transform 0.32s var(--ease-out),
    box-shadow 0.32s var(--ease-out),
    border-color 0.32s var(--ease-out);
  position: relative;
}

/* Brilho de luz natural no topo dos cards */
.glass-card::after,
.simulator-card::after,
.quiz-card::after,
.calc-card::after {
  content: '';
  position: absolute;
  top: 0; left: 14%; right: 14%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.6), transparent);
  border-radius: 1px;
  pointer-events: none;
}

[data-theme="dark"] .glass-card::after,
[data-theme="dark"] .simulator-card::after,
[data-theme="dark"] .quiz-card::after,
[data-theme="dark"] .calc-card::after {
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.12), transparent);
}

.glass-card:hover,
.simulator-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: var(--border-strong);
}

/* HERO da página */
.page-hero {
  padding: 44px 40px;
  border-radius: var(--radius-2xl);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-md);
}

.page-hero::before {
  opacity: 0.55;
}

.page-hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(600px 300px at 80% -20%, rgba(255,255,255,0.45), transparent 60%),
    radial-gradient(500px 280px at 0% 110%, rgba(255,255,255,0.18), transparent 60%);
  z-index: 0;
  pointer-events: none;
  border-radius: inherit;
}
[data-theme="dark"] .page-hero::after {
  background:
    radial-gradient(600px 300px at 80% -20%, rgba(255,255,255,0.10), transparent 60%),
    radial-gradient(500px 280px at 0% 110%, rgba(99,102,241,0.18), transparent 60%);
}

.page-hero-tag {
  background: rgba(255,255,255,0.55);
  border: 1px solid rgba(255,255,255,0.7);
  color: rgba(15,23,42,0.78);
  font-weight: 800;
  backdrop-filter: blur(8px);
  box-shadow: 0 2px 8px rgba(15,23,42,0.06);
}
[data-theme="dark"] .page-hero-tag {
  background: rgba(255,255,255,0.10);
  border-color: rgba(255,255,255,0.18);
  color: rgba(255,255,255,0.88);
}

/* HERO BLOCKS — cards de acesso na home */
.hero-block {
  border: 1px solid var(--border-color);
  background: var(--bg-card-strong);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  backdrop-filter: blur(20px) saturate(180%);
  padding: 22px;
  transition:
    transform 0.32s var(--ease-out),
    box-shadow 0.32s var(--ease-out),
    border-color 0.32s var(--ease-out);
}

.hero-block::after {
  content: '';
  position: absolute;
  top: -1px; left: 12%; right: 12%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.7), transparent);
  pointer-events: none;
}
[data-theme="dark"] .hero-block::after {
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.18), transparent);
}

.hero-block:hover {
  transform: translateY(-6px) scale(1.01);
}

.hero-block-icon {
  width: 48px; height: 48px;
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, rgba(255,255,255,0.6), rgba(255,255,255,0.25));
  border: 1px solid rgba(255,255,255,0.5);
  font-size: 1.6rem;
  box-shadow: 0 4px 14px rgba(15,23,42,0.06);
  transition: transform 0.4s var(--ease-spring);
}
[data-theme="dark"] .hero-block-icon {
  background: linear-gradient(135deg, rgba(255,255,255,0.10), rgba(255,255,255,0.04));
  border-color: rgba(255,255,255,0.10);
}
.hero-block:hover .hero-block-icon {
  transform: scale(1.08) rotate(-4deg);
}

/* ─────────────────────────────────────────
   10. BOTÕES & INPUTS PREMIUM
───────────────────────────────────────── */
.sim-btn {
  padding: 11px 24px;
  border-radius: 999px;
  background: var(--aurora-medical);
  background-size: 180% 180%;
  font-weight: 700;
  letter-spacing: 0.01em;
  box-shadow: 0 6px 18px rgba(99,102,241,0.28);
  transition:
    transform 0.25s var(--ease-out),
    box-shadow 0.3s var(--ease-out),
    background-position 0.5s ease;
}
.sim-btn:hover {
  background-position: 100% 0%;
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(99,102,241,0.4);
}

.page-nav-btn,
.quiz-reveal-btn {
  border-radius: 999px;
  border: 1px solid var(--border-color);
  background: var(--bg-card-strong);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  font-weight: 600;
  transition: var(--transition-base);
}
.page-nav-btn:hover,
.quiz-reveal-btn:hover {
  border-color: var(--section-accent);
  color: var(--section-accent);
  transform: translateY(-2px);
  box-shadow: 0 8px 22px var(--section-accent-soft);
}

.sim-select, .sim-input, .calc-input {
  background: var(--bg-secondary);
  border: 1.5px solid var(--border-color);
  transition: var(--transition-base);
}
.sim-select:focus, .sim-input:focus, .calc-input:focus {
  border-color: var(--section-accent, var(--info));
  box-shadow: 0 0 0 4px var(--section-accent-soft, rgba(59,130,246,0.16));
}

/* ─────────────────────────────────────────
   11. QUIZ PREMIUM
───────────────────────────────────────── */
.quiz-card {
  padding: 26px 28px;
}

.quiz-option {
  border-radius: 12px;
  border: 1.5px solid var(--border-color);
  background: var(--bg-secondary);
  transition: var(--transition-base);
}

.quiz-option:hover:not([disabled]) {
  border-color: var(--section-accent, var(--info));
  background: var(--section-accent-soft, rgba(59,130,246,0.06));
  transform: translateX(4px);
  box-shadow: 0 4px 14px var(--section-accent-soft, rgba(59,130,246,0.12));
}

.quiz-tag {
  background: var(--aurora-amber);
  background-size: 200% 200%;
  animation: auroraShift 12s ease-in-out infinite;
  color: #fff;
  font-weight: 800;
  box-shadow: 0 4px 12px rgba(251,146,60,0.32);
}
[data-theme="dark"] .quiz-tag { color: #fff; }

/* ─────────────────────────────────────────
   12. INFO CARDS / ALERTS — borda iluminada
───────────────────────────────────────── */
.info-card,
.alert {
  border-radius: var(--radius-md);
  border-left-width: 4px;
  border-left-style: solid;
  position: relative;
  overflow: hidden;
}

.info-card::before,
.alert::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.25), transparent 60%);
  pointer-events: none;
}
[data-theme="dark"] .info-card::before,
[data-theme="dark"] .alert::before {
  background: linear-gradient(135deg, rgba(255,255,255,0.04), transparent 60%);
}

.info-card > *, .alert > * { position: relative; z-index: 1; }

/* ─────────────────────────────────────────
   13. TABELAS PREMIUM
───────────────────────────────────────── */
.table-wrap {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  background: var(--bg-card);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  backdrop-filter: blur(16px) saturate(180%);
}
.premium-table { background: transparent; }
.premium-table th {
  background: rgba(15,23,42,0.04);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 13px 16px;
}
[data-theme="dark"] .premium-table th { background: rgba(255,255,255,0.04); }

.premium-table tbody tr:hover {
  background: var(--section-accent-soft, rgba(59,130,246,0.06));
}

/* ─────────────────────────────────────────
   14. FLASHCARDS PREMIUM
───────────────────────────────────────── */
.flashcard-front {
  background: var(--bg-card-strong);
  -webkit-backdrop-filter: blur(18px) saturate(180%);
  backdrop-filter: blur(18px) saturate(180%);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-base);
}
.flashcard:hover .flashcard-front {
  transform: scale(1.02);
  box-shadow: var(--shadow-md);
  border-color: var(--section-accent, var(--info));
}
.flashcard-back {
  background: var(--aurora-medical);
  background-size: 180% 180%;
  animation: auroraShift 18s ease-in-out infinite;
  color: #fff;
  box-shadow: var(--shadow-md);
}

/* ─────────────────────────────────────────
   15. MODAL PREMIUM
───────────────────────────────────────── */
.modal-overlay { background: rgba(8,11,20,0.55); backdrop-filter: blur(10px); }
.modal-card {
  background: var(--bg-card-strong);
  -webkit-backdrop-filter: blur(28px) saturate(190%);
  backdrop-filter: blur(28px) saturate(190%);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-xl);
}

/* ─────────────────────────────────────────
   16. RIPPLE EFFECT
───────────────────────────────────────── */
.ripple-effect {
  position: absolute;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,0.45);
  transform: translate(-50%, -50%) scale(1);
  pointer-events: none;
  animation: rippleAnim 0.7s ease-out forwards;
}
@keyframes rippleAnim {
  to { transform: translate(-50%, -50%) scale(40); opacity: 0; }
}

/* ─────────────────────────────────────────
   17. HOVER GLOBAL — focus-visible acessível
───────────────────────────────────────── */
button:focus-visible,
.nav-page-card:focus-visible,
.nav-group-header:focus-visible,
.theme-toggle:focus-visible,
.sidebar-collapse-btn:focus-visible,
.quiz-option:focus-visible,
.page-nav-btn:focus-visible,
.hero-block:focus-visible {
  outline: 2px solid var(--section-accent, #38bdf8);
  outline-offset: 3px;
  border-radius: 12px;
}

/* ─────────────────────────────────────────
   18. RESPONSIVIDADE — mobile e tablet
───────────────────────────────────────── */
@media (max-width: 1100px) {
  :root {
    --sidebar-margin: 10px;
  }
}

@media (max-width: 900px) {
  :root {
    --sidebar-margin: 0px;
    --sidebar-radius: 0px;
  }

  .sidebar {
    top: 0; left: 0; bottom: 0;
    height: 100vh;
    width: 280px;
    border-radius: 0 22px 22px 0;
    transform: translateX(-105%);
  }
  .sidebar.open { transform: translateX(0); }

  .header {
    left: max(8px, var(--safe-area-left));
    right: max(8px, var(--safe-area-right));
    top: calc(8px + var(--safe-area-top));
    border-radius: 16px;
  }

  .main-content {
    margin-left: 0;
    margin-top: calc(var(--header-height) + var(--safe-area-top) + 16px);
    padding-right: 0;
  }

  /* Compactação não se aplica em mobile */
  body.sidebar-compact .sidebar { width: 280px; }
  body.sidebar-compact .header { left: max(8px, var(--safe-area-left)); }
  body.sidebar-compact .main-content { margin-left: 0; }
  body.sidebar-compact .logo-text,
  body.sidebar-compact .nav-group-title,
  body.sidebar-compact .nav-group-toggle,
  body.sidebar-compact .nav-page-label,
  body.sidebar-compact .sidebar-footer-label {
    opacity: 1;
    width: auto;
    transform: none;
    pointer-events: auto;
  }
  body.sidebar-compact .nav-page-info { display: block; }
  body.sidebar-compact .nav-page-card { justify-content: flex-start; padding: 9px 10px; }
  body.sidebar-compact .nav-page-card::after { display: none; }
  body.sidebar-compact .sidebar-logo { justify-content: flex-start; padding: 22px 20px 16px; }
  body.sidebar-compact .nav-group-header { justify-content: flex-start; padding: 9px 10px 7px; }
  body.sidebar-compact .sidebar-footer { flex-direction: row; }
  /* Ocultar botão compactar em mobile */
  .sidebar-collapse-btn.is-desktop { display: none; }

  .page-container { padding: 22px 18px 64px; }
  .page-hero { padding: 32px 24px; border-radius: var(--radius-xl); }
}

@media (max-width: 480px) {
  .page-hero { padding: 24px 18px; }
  .quiz-card { padding: 20px 18px; }
  .header { padding: 0 14px 0 8px; }
  .progress-btn { padding: 7px 11px; font-size: 0.78rem; }
  .progress-btn span:first-child { display: none; }
}

/* ─────────────────────────────────────────
   19. SCROLLBAR DELICADA
───────────────────────────────────────── */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-thumb {
  background: rgba(15,23,42,0.16);
  border-radius: 999px;
  border: 2px solid transparent;
  background-clip: padding-box;
}
::-webkit-scrollbar-thumb:hover { background: rgba(15,23,42,0.32); background-clip: padding-box; }
[data-theme="dark"] ::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.14); background-clip: padding-box; }
[data-theme="dark"] ::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.28); background-clip: padding-box; }

/* ─────────────────────────────────────────
   20. ANIMAÇÕES SUTIS GLOBAIS
───────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

@keyframes shimmer {
  0%   { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

/* Acabamento: hero-stat-number com gradiente premium */
.hero-stat-number {
  background: var(--aurora-medical);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  background-size: 200% 200%;
  animation: auroraShift 14s ease-in-out infinite;
}

/* Acabamento: hero-eyebrow-dot com glow */
.hero-eyebrow-dot {
  box-shadow: 0 0 12px var(--info);
}

/* ─────────────────────────────────────────
   21. ALERTS POLIDOS
───────────────────────────────────────── */
.alert {
  padding: 18px 22px;
  border-radius: 16px;
  box-shadow: var(--shadow-xs);
  transition: var(--transition-base);
}
.alert:hover {
  transform: translateX(2px);
  box-shadow: var(--shadow-sm);
}
.alert-icon {
  width: 36px; height: 36px;
  border-radius: 11px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.15rem;
  background: rgba(255,255,255,0.55);
  border: 1px solid rgba(255,255,255,0.5);
  flex-shrink: 0;
  margin-top: 0;
}
[data-theme="dark"] .alert-icon {
  background: rgba(255,255,255,0.06);
  border-color: rgba(255,255,255,0.10);
}

/* ─────────────────────────────────────────
   22. SECTION HEADER ICON com aurora
───────────────────────────────────────── */
.section-icon {
  width: 38px; height: 38px;
  border-radius: 11px;
  background: var(--section-accent-soft);
  border: 1px solid var(--section-accent-soft);
  color: var(--section-accent);
  box-shadow: 0 4px 12px var(--section-accent-soft);
}

/* ─────────────────────────────────────────
   23. PROVA CARD — glow sutil
───────────────────────────────────────── */
.prova-card {
  border-radius: 14px;
  border: 1.5px solid var(--section-accent-soft, rgba(59,130,246,0.3));
  background: linear-gradient(135deg, var(--section-accent-soft, rgba(59,130,246,0.06)) 0%, transparent 100%);
  position: relative;
  overflow: hidden;
}
.prova-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--section-accent, var(--info));
  opacity: 0.7;
}
.prova-card-title { color: var(--section-accent, var(--info)); }

/* ─────────────────────────────────────────
   24. CRITERIA & CLASSIFIER refinos
───────────────────────────────────────── */
.criteria-item, .classifier-item {
  border-radius: 12px;
  transition: var(--transition-base);
}
.criteria-item:hover {
  border-color: var(--section-accent, var(--info));
  background: var(--section-accent-soft, rgba(59,130,246,0.05));
  transform: translateX(2px);
}

/* ─────────────────────────────────────────
   25. PROGRESS BAR FILL com aurora
───────────────────────────────────────── */
.progress-bar-fill {
  background: var(--aurora-medical);
  background-size: 200% 200%;
  animation: auroraShift 8s ease-in-out infinite;
  position: relative;
  overflow: hidden;
}
.progress-bar-fill::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
  background-size: 200% 100%;
  animation: shimmer 2.4s ease-in-out infinite;
}

/* ─────────────────────────────────────────
   26. MED CARDS (medicamentos) refinos
───────────────────────────────────────── */
.med-card {
  border-radius: 14px;
  transition: var(--transition-base);
}
.med-card:hover {
  transform: translateX(4px);
  box-shadow: var(--shadow-sm);
  border-color: var(--section-accent, var(--info));
}
.med-icon {
  width: 36px; height: 36px;
  border-radius: 11px;
}

/* ─────────────────────────────────────────
   27. PARTO CARDS refinos
───────────────────────────────────────── */
.parto-card {
  border-radius: 16px;
  transition: var(--transition-base);
}
.parto-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* ─────────────────────────────────────────
   28. AXIS DIAGRAM acabamento
───────────────────────────────────────── */
.axis-box {
  border-radius: 14px;
  font-weight: 700;
  box-shadow: var(--shadow-xs);
}
.axis-box:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: var(--shadow-sm);
}

/* ─────────────────────────────────────────
   29. LOGO TEXT refinado
───────────────────────────────────────── */
.logo-title {
  background: linear-gradient(135deg, #f1f5f9 0%, #cbd5e1 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ─────────────────────────────────────────
   30. BLOCK CHIPS refinos
───────────────────────────────────────── */
.block-chip {
  border-radius: 999px;
  transition: var(--transition-base);
}
.block-chip:hover {
  border-color: var(--section-accent, var(--info));
  color: var(--section-accent, var(--info));
  transform: translateY(-1px);
  box-shadow: 0 4px 12px var(--section-accent-soft, rgba(59,130,246,0.15));
}
.block-chip.active {
  background: var(--aurora-medical);
  background-size: 200% 200%;
  animation: auroraShift 10s ease-in-out infinite;
  border-color: transparent;
  box-shadow: 0 6px 18px rgba(99,102,241,0.32);
}

/* ─────────────────────────────────────────
   31. RESUMO ITEM refinos
───────────────────────────────────────── */
.resumo-item {
  border-radius: 14px;
  transition: var(--transition-base);
}
.resumo-item:hover {
  transform: translateX(4px);
  border-color: var(--section-accent, var(--info));
  box-shadow: 0 6px 18px var(--section-accent-soft, rgba(59,130,246,0.1));
}
.resumo-num {
  background: var(--aurora-medical);
  background-size: 200% 200%;
  animation: auroraShift 10s ease-in-out infinite;
  box-shadow: 0 4px 10px rgba(99,102,241,0.25);
}

/* ─────────────────────────────────────────
   32. FLOW STEP refinos
───────────────────────────────────────── */
.flow-step {
  border-radius: 14px;
  transition: var(--transition-base);
}
.flow-step:hover {
  border-color: var(--section-accent, var(--info));
  box-shadow: 0 6px 18px var(--section-accent-soft, rgba(59,130,246,0.1));
}

/* ─────────────────────────────────────────
   33. MODAL CLOSE refinado
───────────────────────────────────────── */
.modal-close {
  width: 36px; height: 36px;
  border-radius: 11px;
  background: rgba(15,23,42,0.05);
  transition: var(--transition-base);
}
.modal-close:hover {
  background: var(--error-light);
  color: var(--error);
  transform: rotate(90deg) scale(1.05);
}
[data-theme="dark"] .modal-close { background: rgba(255,255,255,0.06); }

/* ─────────────────────────────────────────
   34. SUSTAINED MOTION — entry micro-anim
───────────────────────────────────────── */
.page-container > * {
  animation: contentEnter 0.5s var(--ease-out) both;
}
@keyframes contentEnter {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}