/* =====================================================================
   CONCEITO.CSS — Odonto Help Canoas
   Paleta: branco + azul-confiança (#1a3a5c) + dourado-suave (#c8a96e)
   Tipografia: Playfair Display (display) + Inter (corpo)
   Grande Ideia: "O primeiro passo sem medo"
   ===================================================================== */

:root {
  --cor-destaque: #1a3a5c;
  --cor-accent: #c8a96e;
  --cor-bg: #f8f7f4;
  --cor-texto: #1a1a2e;
  --cor-texto-leve: #5a6478;
  --font-display: 'Playfair Display', Georgia, serif;
  --font-corpo: 'Inter', system-ui, sans-serif;
}

body {
  background: var(--cor-bg);
  font-family: var(--font-corpo);
  color: var(--cor-texto);
}

/* ─── GRAIN ─── */
.grain {
  position: fixed;
  inset: 0;
  z-index: 9999;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
  opacity: 0.35;
}

/* ─── CENÁRIO SCRIM ─── */
.cenario-scrim {
  background: linear-gradient(180deg, rgba(26,58,92,0.55) 0%, rgba(26,58,92,0.25) 60%, rgba(26,58,92,0.4) 100%);
}

/* ─── NAV ─── */
.nav {
  background: transparent;
  backdrop-filter: none;
  border-bottom: none;
}
.nav-inner {
  padding: 20px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  color: #fff;
  letter-spacing: 0.02em;
  text-shadow: 0 1px 8px rgba(0,0,0,0.5);
}
.nav-cta {
  background: var(--cor-accent);
  color: #fff;
  font-family: var(--font-corpo);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 10px 22px;
  border-radius: 4px;
  text-decoration: none;
  letter-spacing: 0.03em;
  transition: opacity 0.2s;
}
.nav-cta:hover { opacity: 0.88; }

/* ─── HERO ─── */
.panel-hero {
  min-height: 100svh;
  display: flex;
  align-items: flex-end;
  padding-bottom: 72px;
}
.hero-scrim {
  position: absolute; inset: 0; z-index: 2; pointer-events: none;
  background: linear-gradient(to top, rgba(26,58,92,0.95) 0%, rgba(26,58,92,0.95) 60%, rgba(26,58,92,0.0) 85%);
}
/* Ken Burns — CSS puro, nunca scroll-linked */
.hero-kenburns {
  animation: kb 9s ease-in-out infinite alternate;
  transform-origin: 55% 50%;
}
@keyframes kb {
  from { transform: scale(1.02); }
  to   { transform: scale(1.19); }
}
@media (prefers-reduced-motion: reduce) {
  .hero-kenburns { animation: none; }
}
/* MOBILE hero background */
@media (max-width: 600px) {
  .hero-kenburns {
    background-image: url('assets/hero-mobile.webp') !important;
    transform-origin: 50% 30%;
  }
}
.hero-inner {
  position: relative;
  z-index: 3;
  max-width: 860px;
  margin: 0 auto;
  padding: 0 32px;
  width: 100%;
}
.hero-copy { max-width: 680px; }
.eyebrow {
  display: block;
  font-family: var(--font-corpo);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cor-accent);
  margin-bottom: 16px;
}
.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5.5vw, 4rem);
  font-weight: 700;
  color: #fff;
  line-height: 1.12;
  margin: 0 0 20px;
  text-shadow: 0 2px 16px rgba(0,0,0,0.35);
}
.hero-title em { font-style: italic; color: var(--cor-accent); }
.hero-sub {
  font-size: clamp(1rem, 2vw, 1.15rem);
  color: rgba(255,255,255,0.88);
  line-height: 1.65;
  margin: 0 0 32px;
  max-width: 540px;
}
.hero-ctas { display: flex; gap: 16px; flex-wrap: wrap; }
.btn-primary {
  background: var(--cor-accent);
  color: #fff;
  font-family: var(--font-corpo);
  font-size: 1rem;
  font-weight: 600;
  padding: 15px 32px;
  border-radius: 4px;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  transition: opacity 0.2s;
}
.btn-primary:hover { opacity: 0.9; }
.btn-secondary {
  border: 2px solid rgba(255,255,255,0.6);
  color: #fff;
  font-family: var(--font-corpo);
  font-size: 1rem;
  font-weight: 500;
  padding: 13px 28px;
  border-radius: 4px;
  text-decoration: none;
  transition: border-color 0.2s, background 0.2s;
}
.btn-secondary:hover { border-color: #fff; background: rgba(255,255,255,0.08); }

/* ─── SEÇÕES GERAIS ─── */
.section-inner {
  max-width: 1060px;
  margin: 0 auto;
  padding: 80px 32px;
}
.section-tag {
  font-family: var(--font-corpo);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cor-accent);
  margin-bottom: 14px;
  display: block;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 700;
  color: var(--cor-destaque);
  line-height: 1.2;
  margin: 0 0 16px;
}
.section-title em { font-style: italic; }
.section-sub {
  font-size: 1.05rem;
  color: var(--cor-texto-leve);
  line-height: 1.7;
  max-width: 540px;
  margin: 0 0 48px;
}

/* ─── RESULTADO (Antes/Depois) ─── */
.resultado-section {
  background: var(--cor-destaque);
  padding: 80px 0;
}
.resultado-inner {
  max-width: 1060px;
  margin: 0 auto;
  padding: 0 32px;
}
.resultado-section .section-title { color: #fff; }
.resultado-section .section-sub { color: rgba(255,255,255,0.75); }
.resultado-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  max-width: 700px;
}
.resultado-card {
  border-radius: 8px;
  overflow: hidden;
  position: relative;
}
.resultado-card img {
  width: 100%;
  display: block;
  object-fit: cover;
  aspect-ratio: 3/4;
}
.resultado-label {
  position: absolute;
  bottom: 12px;
  left: 12px;
  background: rgba(26,58,92,0.9);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 5px 12px;
  border-radius: 3px;
}
.resultado-label.depois { background: rgba(200,169,110,0.95); }

/* ─── COMO FUNCIONA ─── */
.passos-grid {
  display: grid;
  grid-template-columns: repeat(3,1fr);
  gap: 32px;
}
.passo-card {
  background: #fff;
  border-radius: 8px;
  padding: 32px 28px;
  box-shadow: 0 2px 16px rgba(0,0,0,0.06);
  border-top: 3px solid var(--cor-accent);
}
.passo-num {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--cor-accent);
  opacity: 0.35;
  margin-bottom: 12px;
}
.passo-titulo {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--cor-destaque);
  margin-bottom: 10px;
}
.passo-desc { font-size: 0.95rem; color: var(--cor-texto-leve); line-height: 1.6; }

/* ─── TRATAMENTOS (Anel 3D) ─── */
.tratamentos-section { background: #f0ece6; }
.tratamentos-anel-wrap { position: relative; height: 340px; overflow: hidden; }

/* ─── QUEM CUIDA ─── */
.quemcuida-section { background: var(--cor-destaque); padding: 80px 0; }
.quemcuida-inner { max-width: 1060px; margin: 0 auto; padding: 0 32px; }
.quemcuida-section .section-title { color: #fff; }
.quemcuida-section .section-sub { color: rgba(255,255,255,0.75); }
.quemcuida-card {
  background: rgba(255,255,255,0.08);
  border-radius: 8px;
  padding: 32px;
  max-width: 480px;
  border: 1px solid rgba(255,255,255,0.15);
}
.quemcuida-nome {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 4px;
}
.quemcuida-cro {
  font-size: 0.8rem;
  color: var(--cor-accent);
  font-weight: 600;
  letter-spacing: 0.08em;
  margin-bottom: 16px;
}
.quemcuida-desc { font-size: 0.95rem; color: rgba(255,255,255,0.8); line-height: 1.65; }

/* ─── PROVA SOCIAL ─── */
.prova-section { background: var(--cor-bg); }
.prova-badge {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: #fff;
  border-radius: 8px;
  padding: 20px 28px;
  box-shadow: 0 2px 16px rgba(0,0,0,0.08);
  margin-bottom: 40px;
  border: 1px solid rgba(0,0,0,0.06);
}
.prova-estrelas { font-size: 1.3rem; letter-spacing: 2px; color: #fbbc04; }
.prova-nota { font-family: var(--font-display); font-size: 1.8rem; font-weight: 700; color: var(--cor-destaque); }
.prova-qtd { font-size: 0.85rem; color: var(--cor-texto-leve); }
.prova-google { font-size: 0.75rem; font-weight: 700; letter-spacing: 0.06em; color: #5f6368; }

/* ─── CTA FINAL ─── */
.cta-section { background: var(--cor-destaque); padding: 80px 0; text-align: center; }
.cta-section .section-title { color: #fff; margin-bottom: 16px; }
.cta-section .section-sub { color: rgba(255,255,255,0.8); margin: 0 auto 40px; }
.cta-section .btn-primary { margin: 0 auto; }

/* ─── FOOTER ─── */
.site-footer {
  background: #111827;
  color: rgba(255,255,255,0.5);
  text-align: center;
  padding: 28px 24px;
  font-size: 0.78rem;
}
.footer-proposta {
  color: var(--cor-accent);
  font-weight: 600;
}
.site-footer address { font-style: normal; margin-top: 8px; }

/* ─── WhatsApp FLUTUANTE ─── */
.wa-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9998;
  background: #25d366;
  color: #fff;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37,211,102,0.45);
  text-decoration: none;
  transition: transform 0.2s;
}
.wa-float:hover { transform: scale(1.08); }

/* ─── FADE / REVEAL ANIMATIONS ─── */
[data-fade] { opacity: 0; transform: translateY(20px); transition: opacity 0.7s ease, transform 0.7s ease; }
[data-fade].is-visible { opacity: 1; transform: none; }
[data-reveal] { opacity: 0; transform: translateY(30px); transition: opacity 0.8s ease, transform 0.8s ease; }
[data-reveal].is-visible { opacity: 1; transform: none; }

/* ─── RESPONSIVE ─── */
@media (max-width: 768px) {
  .section-inner { padding: 60px 20px; }
  .resultado-inner { padding: 0 20px; }
  .resultado-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .passos-grid { grid-template-columns: 1fr; gap: 20px; }
  .hero-inner { padding: 0 20px; }
  .nav-inner { padding: 16px 20px; }
}
/* max-height rule REMOVIDA 2026-08-02: cobria 93% do hero em 375×667, destruindo a foto.
   O gradiente base (→60%→85%) já cobre o eyebrow em qualquer viewport ≥375px. */

/* ─── MOBILE (≤600px): ajustes de contraste e nav ─── */
@media (max-width: 600px) {
  /* Eyebrow: fundo da imagem no topo do hero é âmbar escuro (L≈0.09),
     insuficiente para o ouro #c8a96e (CR≈3.3 < 4.5). Branco = 7.45:1. */
  .eyebrow { color: #fff; }
}

/* ─── NAV MOBILE: logo em 1 linha em telas estreitas (375-430px) ─── */
@media (max-width: 430px) {
  .nav-logo {
    font-size: 0.9rem;
    white-space: nowrap;
  }
  .nav-cta {
    font-size: 0.75rem;
    padding: 8px 12px;
  }
}