/* ═══════════════════════════════════════════════════════════════
   PRIMEIRA PLATEIA — Base CSS
   Componentes partilhados: reset, nav, footer, botões, utilities
   Depende de: design/tokens.css + fonts/fonts.css
═══════════════════════════════════════════════════════════════ */

/* ── RESET ──────────────────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  tab-size: 4;
}

body {
  font-family: var(--ff-body);
  font-size: var(--text-base);
  line-height: 1.6;
  background: var(--surface-bg);
  color: var(--text-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  transition:
    background var(--transition-base),
    color var(--transition-base);
}

img, video, svg {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

ul, ol {
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

input, select, textarea {
  font-family: inherit;
  font-size: inherit;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--ff-display);
  font-weight: 700;
  line-height: 1.15;
  color: var(--text-primary);
}

p {
  color: var(--text-secondary);
  line-height: 1.75;
}

/* ── ANTI-FOUC: tema antes do primeiro render ────────────────── */
/* Script inline obrigatório no <head> de cada página:
   <script>(function(){
     var s = localStorage.getItem('pp-theme');
     var sys = window.matchMedia('(prefers-color-scheme: dark)').matches ? 'dark' : 'light';
     document.documentElement.setAttribute('data-theme', s || sys);
   })();</script>
*/

/* ── ACESSIBILIDADE ─────────────────────────────────────────── */
.skip-link {
  position: absolute;
  left: -999px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.skip-link:focus {
  position: fixed;
  left: var(--space-4);
  top: var(--space-4);
  width: auto;
  height: auto;
  background: var(--color-accent);
  color: #fff;
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: .02em;
  z-index: 9999;
  box-shadow: var(--shadow-md);
}

/* Focus visível global — nunca remover sem substituir */
:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring-offset);
  border-radius: var(--radius-sm);
}

/* ── NAVEGAÇÃO ──────────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-nav);
  height: var(--nav-h);
  padding: 0 var(--space-12);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(248, 249, 250, 0.92);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  border-bottom: 1px solid var(--surface-divider);
  transition:
    background var(--transition-base),
    border-color var(--transition-base);
}

[data-theme="dark"] .nav {
  background: rgba(12, 15, 20, 0.92);
  border-bottom-color: rgba(255, 255, 255, 0.06);
}

/* Marca / logótipo */
.nav-brand {
  display: flex;
  align-items: baseline;
  gap: var(--space-1);
  text-decoration: none;
  flex-shrink: 0;
}

.nav-brand-primeira {
  font-family: var(--ff-display);
  font-size: 15px;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: .01em;
}

.nav-brand-plateia {
  font-family: var(--ff-display);
  font-size: 19px;
  font-weight: 700;
  font-style: italic;
  color: var(--color-primary);
  letter-spacing: -.01em;
}

[data-theme="dark"] .nav-brand-plateia {
  color: var(--color-primary);
}

.nav-brand:focus-visible {
  border-radius: var(--radius-sm);
}

/* Links de navegação */
.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.nav-links a {
  display: block;
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  transition:
    color var(--transition-fast),
    background var(--transition-fast);
  white-space: nowrap;
}

.nav-links a:hover {
  color: var(--color-primary);
  background: var(--color-primary-light);
}

[data-theme="dark"] .nav-links a:hover {
  color: var(--text-primary);
  background: var(--surface-bg-2);
}

.nav-links a[aria-current="page"] {
  color: var(--color-accent);
  font-weight: 600;
}

/* Lado direito da nav */
.nav-right {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

/* Botão modo escuro/claro */
.theme-btn {
  width: 36px;
  height: 36px;
  min-width: 44px;
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--surface-bg-2);
  border: 1px solid var(--surface-card-border);
  border-radius: var(--radius-full);
  color: var(--text-secondary);
  font-size: 16px;
  transition:
    background var(--transition-fast),
    border-color var(--transition-fast),
    color var(--transition-fast);
  position: relative;
}

[data-theme="dark"] .theme-btn {
  background: var(--surface-card);
  border-color: var(--surface-card-border);
}

.theme-btn:hover {
  background: var(--color-primary-light);
  border-color: var(--color-primary);
  color: var(--color-primary);
}

[data-theme="dark"] .theme-btn:hover {
  background: var(--surface-bg-2);
}

.theme-btn .i-sun { display: none; }
.theme-btn .i-moon { display: block; }
[data-theme="dark"] .theme-btn .i-sun { display: block; }
[data-theme="dark"] .theme-btn .i-moon { display: none; }

/* Tooltip do botão de tema */
.theme-btn::after {
  content: attr(data-tip);
  position: absolute;
  bottom: -34px;
  right: 0;
  background: var(--surface-card);
  color: var(--text-primary);
  font-size: 11px;
  font-family: var(--ff-body);
  white-space: nowrap;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--surface-card-border);
  box-shadow: var(--shadow-sm);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-fast);
  z-index: 10;
}

.theme-btn:hover::after,
.theme-btn:focus-visible::after {
  opacity: 1;
}

/* Botão hamburger (mobile) */
.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: none;
  border: none;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 22px;
  cursor: pointer;
}

.nav-toggle:focus-visible {
  box-shadow: var(--focus-ring-offset);
}

/* Pill de destaque na nav (ex: "Novo") */
.nav-pill {
  display: inline-block;
  padding: 2px 7px;
  background: var(--color-accent-light);
  color: var(--color-accent);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  border-radius: var(--radius-full);
  margin-left: var(--space-1);
  vertical-align: middle;
}

/* ── RODAPÉ ─────────────────────────────────────────────────── */
.footer {
  background: var(--surface-bg-2);
  border-top: 1px solid var(--surface-card-border);
  padding: var(--space-16) var(--space-12) var(--space-8);
}

[data-theme="dark"] .footer {
  background: var(--surface-bg-2);
}

.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr);
  gap: var(--space-12);
  padding-bottom: var(--space-12);
  border-bottom: 1px solid var(--surface-card-border);
}

.footer-brand-col {}

.footer-brand {
  display: flex;
  align-items: baseline;
  gap: var(--space-1);
  margin-bottom: var(--space-4);
}

.footer-brand-primeira {
  font-family: var(--ff-display);
  font-size: 14px;
  font-weight: 700;
  color: var(--text-muted);
}

.footer-brand-plateia {
  font-family: var(--ff-display);
  font-size: 18px;
  font-weight: 700;
  font-style: italic;
  color: var(--color-primary);
}

[data-theme="dark"] .footer-brand-plateia {
  color: var(--color-primary);
}

.footer-tagline {
  font-size: var(--text-sm);
  color: var(--text-muted);
  line-height: 1.6;
  max-width: 240px;
  margin-bottom: var(--space-6);
}

/* Redes sociais */
.footer-social {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.footer-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: var(--surface-card);
  border: 1px solid var(--surface-card-border);
  border-radius: var(--radius-md);
  color: var(--text-muted);
  font-size: 16px;
  transition:
    background var(--transition-fast),
    border-color var(--transition-fast),
    color var(--transition-fast),
    transform var(--transition-fast);
}

.footer-social a:hover {
  background: var(--color-primary-light);
  border-color: var(--color-primary);
  color: var(--color-primary);
  transform: translateY(-2px);
}

[data-theme="dark"] .footer-social a:hover {
  background: var(--surface-bg);
  color: var(--text-primary);
}

/* Colunas de links */
.footer-col-title {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--text-primary);
  margin-bottom: var(--space-4);
}

.footer-col-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer-col-links a {
  font-size: var(--text-sm);
  color: var(--text-muted);
  transition: color var(--transition-fast);
  padding: 2px 0;
}

.footer-col-links a:hover {
  color: var(--color-accent);
}

/* Barra inferior do footer */
.footer-bottom {
  max-width: var(--max-w);
  margin: 0 auto;
  padding-top: var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.footer-legal {
  font-size: var(--text-xs);
  color: var(--text-muted);
  opacity: .7;
  letter-spacing: .02em;
}

.footer-meta {
  font-size: var(--text-xs);
  color: var(--text-muted);
  opacity: .6;
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.footer-meta-dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--text-muted);
  opacity: .4;
  display: inline-block;
}

/* ── BOTÕES ─────────────────────────────────────────────────── */

/* Primário */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-family: var(--ff-body);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: .02em;
  line-height: 1;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition:
    background var(--transition-fast),
    border-color var(--transition-fast),
    color var(--transition-fast),
    transform var(--transition-fast),
    box-shadow var(--transition-fast);
  white-space: nowrap;
  user-select: none;
}

.btn:focus-visible {
  box-shadow: var(--focus-ring-offset);
}

.btn:active {
  transform: translateY(1px);
}

/* Variantes */
.btn-primary {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
  box-shadow: 0 2px 8px rgba(27, 43, 75, 0.2);
}

.btn-primary:hover {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(27, 43, 75, 0.3);
}

.btn-accent {
  background: var(--color-accent);
  color: #fff;
  border-color: var(--color-accent);
  box-shadow: var(--shadow-accent);
}

.btn-accent:hover {
  background: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
  transform: translateY(-1px);
  box-shadow: 0 6px 24px rgba(217, 31, 31, 0.35);
}

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border-color: var(--surface-divider);
}

.btn-outline:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: var(--color-primary-light);
  transform: translateY(-1px);
}

[data-theme="dark"] .btn-outline:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: var(--color-primary-light);
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border-color: transparent;
}

.btn-ghost:hover {
  background: var(--surface-bg-2);
  color: var(--text-primary);
}

/* Tamanhos */
.btn-sm {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-xs);
}

.btn-lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-base);
}

/* ── PILLS / BADGES ─────────────────────────────────────────── */
.pill {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: 3px 10px;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  border-radius: var(--radius-full);
  white-space: nowrap;
}

.pill-primary {
  background: var(--color-primary-light);
  color: var(--color-primary);
}

[data-theme="dark"] .pill-primary {
  background: var(--color-primary-light);
  color: var(--color-primary);
}

.pill-accent {
  background: var(--color-accent-light);
  color: var(--color-accent);
}

.pill-neutral {
  background: var(--surface-bg-2);
  color: var(--text-muted);
  border: 1px solid var(--surface-card-border);
}

/* Categorias de espectáculos */
.pill-teatro       { background: #E8EDF5; color: #1B2B4B; }
.pill-danca        { background: #F3E8F5; color: #6B21A8; }
.pill-opera        { background: #FEF3C7; color: #92400E; }
.pill-musical      { background: #ECFDF5; color: #065F46; }
.pill-circo        { background: #FFF7ED; color: #9A3412; }
.pill-infantil     { background: #EFF6FF; color: #1D4ED8; }
.pill-performance  { background: #FDF2F8; color: #9D174D; }
.pill-musica       { background: #F0FDF4; color: #166534; }
.pill-outro        { background: var(--surface-bg-2); color: var(--text-muted); }

[data-theme="dark"] .pill-teatro      { background: rgba(27,43,75,.3);   color: #93AECF; }
[data-theme="dark"] .pill-danca       { background: rgba(107,33,168,.2); color: #C084FC; }
[data-theme="dark"] .pill-opera       { background: rgba(146,64,14,.2);  color: #FCD34D; }
[data-theme="dark"] .pill-musical     { background: rgba(6,95,70,.2);    color: #6EE7B7; }
[data-theme="dark"] .pill-circo       { background: rgba(154,52,18,.2);  color: #FB923C; }
[data-theme="dark"] .pill-infantil    { background: rgba(29,78,216,.2);  color: #93C5FD; }
[data-theme="dark"] .pill-performance { background: rgba(157,23,77,.2);  color: #F9A8D4; }
[data-theme="dark"] .pill-musica      { background: rgba(22,101,52,.2);  color: #86EFAC; }

/* ── CARDS ──────────────────────────────────────────────────── */
.card {
  background: var(--surface-card);
  border: 1px solid var(--surface-card-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition:
    border-color var(--transition-base),
    box-shadow var(--transition-base),
    transform var(--transition-fast);
}

.card:hover {
  border-color: rgba(27, 43, 75, 0.2);
  box-shadow: var(--shadow-primary);
  transform: translateY(-3px);
}

[data-theme="dark"] .card:hover {
  border-color: rgba(74, 111, 165, 0.3);
}

/* ── SECTION HEADERS ────────────────────────────────────────── */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-4);
}

.section-label::before {
  content: '';
  width: 24px;
  height: 2px;
  background: var(--color-accent);
  display: block;
  flex-shrink: 0;
}

.section-h2 {
  font-family: var(--ff-display);
  font-size: clamp(var(--text-3xl), 4vw, var(--text-5xl));
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.1;
  letter-spacing: -.02em;
  margin-bottom: var(--space-4);
}

.section-h2 em {
  font-style: italic;
  color: var(--color-accent);
}

.section-lead {
  font-size: var(--text-lg);
  color: var(--text-muted);
  line-height: 1.7;
  max-width: 560px;
}

/* ── DIVIDER ────────────────────────────────────────────────── */
.divider {
  height: 1px;
  background: var(--surface-card-border);
  border: none;
  margin: var(--space-8) 0;
}

/* ── LAYOUT UTILITIES ───────────────────────────────────────── */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--space-12);
}

.container-tight {
  max-width: var(--max-w-tight);
  margin: 0 auto;
  padding: 0 var(--space-12);
}

.container-text {
  max-width: var(--max-w-text);
  margin: 0 auto;
  padding: 0 var(--space-12);
}

.pt-nav {
  padding-top: var(--nav-h);
}

/* ── ESTADO DE CARREGAMENTO ─────────────────────────────────── */
.skeleton {
  background: linear-gradient(
    90deg,
    var(--surface-bg-2) 25%,
    var(--surface-card-border) 50%,
    var(--surface-bg-2) 75%
  );
  background-size: 200% 100%;
  animation: skeleton-pulse 1.4s ease infinite;
  border-radius: var(--radius-sm);
}

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

/* ── MENSAGENS DE ESTADO ────────────────────────────────────── */
.state-empty {
  text-align: center;
  padding: var(--space-24) var(--space-8);
  color: var(--text-muted);
}

.state-empty-icon {
  font-size: 48px;
  margin-bottom: var(--space-4);
  opacity: .4;
}

.state-empty-title {
  font-family: var(--ff-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--text-secondary);
  margin-bottom: var(--space-2);
}

.state-empty-text {
  font-size: var(--text-sm);
  color: var(--text-muted);
  line-height: 1.6;
  max-width: 360px;
  margin: 0 auto var(--space-6);
}

/* ── TOAST / NOTIFICAÇÃO ────────────────────────────────────── */
.toast {
  position: fixed;
  bottom: var(--space-6);
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: var(--surface-card);
  border: 1px solid var(--surface-card-border);
  border-radius: var(--radius-lg);
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-primary);
  box-shadow: var(--shadow-lg);
  z-index: var(--z-toast);
  opacity: 0;
  transition:
    transform var(--transition-spring),
    opacity var(--transition-base);
  white-space: nowrap;
}

.toast.visible {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

/* ── RESPONSIVE: NAVEGAÇÃO MOBILE ───────────────────────────── */
@media (max-width: 900px) {
  .nav {
    padding: 0 var(--space-5);
  }

  .nav-toggle {
    display: flex;
  }

  .nav-links {
    display: none;
    position: fixed;
    top: var(--nav-h);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    padding: var(--space-2) var(--space-4) var(--space-4);
    background: var(--surface-bg);
    border-bottom: 1px solid var(--surface-card-border);
    gap: var(--space-1);
    z-index: calc(var(--z-nav) - 1);
    box-shadow: var(--shadow-md);
  }

  [data-theme="dark"] .nav-links {
    background: var(--surface-bg-2);
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links a {
    padding: var(--space-3) var(--space-4);
    border-bottom: 1px solid var(--surface-card-border);
    border-radius: 0;
  }

  .nav-links a:last-child {
    border-bottom: none;
  }
}

@media (max-width: 768px) {
  .container,
  .container-tight,
  .container-text {
    padding: 0 var(--space-5);
  }

  .footer {
    padding: var(--space-12) var(--space-5) var(--space-6);
  }

  .footer-inner {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-2);
  }
}

@media (max-width: 480px) {
  .footer-inner {
    grid-template-columns: 1fr;
  }
}
