/* =========================================================
   DÍZER ALIANÇAS — estilos
   Fundo escuro, ouro usado só em traços finos/bordas,
   grid assimétrico, espaçamento generoso entre seções.
   ========================================================= */

:root {
  /* Cores base */
  --bg: #0b0b0c;
  --bg-alt: #111318;
  --ink: #ece7df;          /* quase-branco quente, não branco puro */
  --ink-muted: #9a978f;

  /* Ouro: usado com economia — traços de 1px, bordas, texto de destaque.
     Hue mantido entre 22–38 conforme direção visual. */
  --gold: hsl(36 48% 58%);
  --gold-dim: hsl(36 30% 40%);
  --gold-line: hsla(36, 48%, 58%, 0.35);

  /* Cor secundária de contraste, usada raramente */
  --accent: hsl(160 40% 24%);
  --accent-line: hsla(160, 45%, 55%, 0.35);

  /* Tipografia */
  --font-serif: 'Fraunces', Georgia, serif;
  --font-sans: 'Manrope', -apple-system, sans-serif;
  --font-engrave: 'Cutive Mono', monospace;

  /* Espaçamento entre seções */
  --section-space: 160px;
}

@media (max-width: 720px) {
  :root { --section-space: 96px; }
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  width: 100%;
  /* textura sutil de ruído para o fundo não ficar chapado */
  background-image:
    radial-gradient(circle at 15% 10%, rgba(255,255,255,0.03), transparent 40%),
    radial-gradient(circle at 85% 60%, rgba(255,255,255,0.025), transparent 45%);
}

img { max-width: 100%; display: block; }
/* as imagens vêm em <picture> (WebP + fallback); display:contents tira o
   elemento do layout para que os seletores e tamanhos continuem valendo no <img> */
picture { display: contents; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }

::selection {
  background: var(--gold-line);
  color: var(--ink);
}

/* Esconde o cursor padrão só quando o cursor customizado está ativo (classe no body via JS) */
body.custom-cursor-active .cursor-target,
body.custom-cursor-active .cursor-target * {
  cursor: none;
}

/* ---------------------------------------------------------
   CURSOR CUSTOMIZADO — traço/brilho dourado (desktop only)
--------------------------------------------------------- */
.gold-cursor {
  position: fixed;
  top: 0;
  left: 0;
  width: 34px;
  height: 34px;
  margin: -17px 0 0 -17px;
  border: 1px solid var(--gold);
  border-radius: 50%;
  pointer-events: none;
  z-index: 999;
  opacity: 0;
  transform: translate3d(-100px, -100px, 0) scale(0.7);
  transition: opacity 0.25s ease, transform 0.12s ease-out, border-color 0.2s ease;
  box-shadow: 0 0 12px 1px hsla(36, 48%, 58%, 0.35);
}
.gold-cursor.is-visible { opacity: 1; }
.gold-cursor.is-active { transform: translate3d(-100px, -100px, 0) scale(1.4); }

/* ---------------------------------------------------------
   HEADER
--------------------------------------------------------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 22px clamp(20px, 5vw, 56px);
  background: linear-gradient(to bottom, rgba(11,11,12,0.85), rgba(11,11,12,0));
}

.brand {
  display: flex;
  align-items: center;
}
.brand-logo {
  height: 48px;
  width: auto;
  display: block;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 20px;
}

.header-whatsapp {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  letter-spacing: 0.03em;
  color: var(--ink);
  border-bottom: 1px solid var(--gold-line);
  padding-bottom: 2px;
}
.header-whatsapp .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gold);
  display: inline-block;
}

.header-instagram {
  display: flex;
  color: var(--ink-muted);
  transition: color 0.2s ease;
}
.header-instagram:hover {
  color: var(--gold);
}

/* ---------------------------------------------------------
   Elementos comuns de seção
--------------------------------------------------------- */
section {
  padding: var(--section-space) clamp(20px, 6vw, 64px);
  position: relative;
}

.section-head {
  max-width: 640px;
  margin-bottom: 64px;
}

.section-kicker {
  font-family: var(--font-engrave);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold-dim);
  margin: 0 0 16px;
}

.section-title {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: clamp(1.8rem, 3.4vw, 2.6rem);
  line-height: 1.2;
  margin: 0 0 20px;
  color: var(--ink);
}

.section-copy {
  font-size: 1.02rem;
  color: var(--ink);
  max-width: 52ch;
  margin: 0 0 10px;
}
.section-copy.muted { color: var(--ink-muted); }

/* ---------------------------------------------------------
   1. HERO
--------------------------------------------------------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 120px;
  padding-bottom: 80px;
  border-bottom: 1px solid var(--gold-line);
  overflow: hidden;
}

/* ---- vídeo de fundo: duas alianças lançadas se encontrando no ar ---- */
.hero-video-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  background: var(--bg);
}

.hero-video {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: translate(-50%, -50%);
}

/* escurece o vídeo para o texto continuar legível por cima */
.hero-video-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, hsla(0, 0%, 4%, 0.75), hsla(0, 0%, 4%, 0.55) 45%, hsla(0, 0%, 4%, 0.92)),
    radial-gradient(circle at 15% 10%, rgba(255,255,255,0.03), transparent 40%);
}

.hero-inner {
  position: relative;
  z-index: 1;
  max-width: 900px;
  width: 100%;
  /* evita o bug clássico de flex-item que não encolhe abaixo do
     conteúdo (min-width:auto padrão), o que empurraria o texto
     para fora da tela no mobile */
  min-width: 0;
}

.eyebrow {
  font-family: var(--font-engrave);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
  margin: 0 0 28px;
}

.hero-title {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: clamp(2.4rem, 7vw, 5.2rem);
  line-height: 1.08;
  margin: 0 0 32px;
  min-height: 1.2em;
}

/* cada palavra é um wrapper que não quebra por dentro; a linha só
   pode quebrar no espaço entre palavras, nunca no meio de uma letra */
.hero-title .word {
  display: inline-block;
  white-space: nowrap;
}

/* cada letra do título é injetada como span pelo JS, para animar a "gravação" */
.hero-title .letter {
  display: inline-block;
  opacity: 0;
  filter: blur(4px);
  transform: translateY(0.3em);
  animation: engraveIn 0.55s cubic-bezier(0.2, 0.7, 0.3, 1) forwards;
}
@keyframes engraveIn {
  0% { opacity: 0; filter: blur(4px); transform: translateY(0.25em); }
  60% { opacity: 1; filter: blur(0.5px); }
  100% { opacity: 1; filter: blur(0); transform: translateY(0); }
}

.hero-subtitle {
  font-size: clamp(1rem, 1.6vw, 1.15rem);
  color: var(--ink-muted);
  max-width: 46ch;
  margin: 0 0 56px;
}

/* Bloco de CTA do hero: substitui o campo de texto da gravação
   por um convite direto de ação — o objetivo real da página. */
.hero-cta-block {
  margin-bottom: 12px;
}

.hero-cta {
  margin-bottom: 18px;
}

.hero-cta-note {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--ink-muted);
  margin: 0;
}

.live-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--gold);
  flex-shrink: 0;
  animation: liveDotPulse 1.6s ease-in-out infinite;
}
@keyframes liveDotPulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.7); }
}

.hero-scroll-cue {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--gold);
  margin-top: 12px;
}
.hero-scroll-cue svg { color: var(--gold); animation: bob 2.2s ease-in-out infinite; }
@keyframes bob {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(4px); }
}

/* linha que segura o texto do hero à esquerda e o objeto 3D à direita */
.hero-content-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: clamp(24px, 5vw, 72px);
  width: 100%;
}
.hero-content-row .hero-inner {
  width: auto;
  flex: 1 1 560px;
}

/* canvas com as duas alianças em ouro 3D (Three.js), decorativo */
.hero-3d {
  position: relative;
  z-index: 1;
  flex: 0 0 clamp(320px, 42vw, 620px);
  width: clamp(320px, 42vw, 620px);
  height: clamp(320px, 42vw, 620px);
}
.hero-3d canvas {
  width: 100%;
  height: 100%;
  display: block;
  cursor: grab;
  /* o arrasto gira a aliança; sem isso o toque vira scroll da página no mobile */
  touch-action: none;
}
.hero-3d canvas.is-grabbing { cursor: grabbing; }

@media (max-width: 860px) {
  .hero-content-row { flex-direction: column; align-items: flex-start; }
  .hero-3d { display: none; }
}

/* ---------------------------------------------------------
   2. O METAL — grid assimétrico + lupa
--------------------------------------------------------- */
.metal-grid {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: clamp(32px, 6vw, 96px);
  align-items: center;
}
@media (max-width: 860px) {
  .metal-grid { grid-template-columns: 1fr; }
}

.metal-facts {
  margin-top: 40px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.metal-facts li {
  font-size: 0.95rem;
  color: var(--ink-muted);
  border-top: 1px solid var(--gold-line);
  padding-top: 14px;
}
.metal-facts li span {
  font-family: var(--font-serif);
  color: var(--gold);
  font-size: 1.1rem;
  margin-right: 8px;
}

.metal-visual {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--gold-line);
  border-radius: 10px;
}
.metal-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 4 / 5;
  user-select: none;
}

/* legenda de foto: sempre abaixo do campo de imagem, nunca por
   cima dela — usada na foto do Metal e nas fotos dos casais */
.image-caption {
  margin: 12px 0 0;
  font-family: var(--font-engrave);
  font-size: 0.92rem;
  letter-spacing: 0.05em;
  color: var(--ink-muted);
}

.magnify-lens {
  position: absolute;
  width: 160px;
  height: 160px;
  border-radius: 50%;
  border: 1px solid var(--gold);
  box-shadow: 0 0 0 1px rgba(0,0,0,0.4), 0 8px 24px rgba(0,0,0,0.5);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.15s ease;
  background-repeat: no-repeat;
}
.magnify-lens.is-active { opacity: 1; }

/* ---------------------------------------------------------
   4. LINHA DO TEMPO
--------------------------------------------------------- */
.timeline {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}
@media (max-width: 860px) {
  .timeline { grid-template-columns: 1fr; gap: 48px; }
}

.timeline-track {
  position: absolute;
  top: 8px;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--gold-line);
}
@media (max-width: 860px) {
  .timeline-track { top: 0; bottom: 0; left: 8px; right: auto; width: 1px; height: auto; }
}

.timeline-item {
  position: relative;
  padding-top: 32px;
}
.timeline-item::before {
  content: '';
  position: absolute;
  top: 4px;
  left: 0;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--bg);
  border: 1px solid var(--gold);
}
@media (max-width: 860px) {
  .timeline-item { padding-top: 0; padding-left: 32px; }
  .timeline-item::before { top: 4px; left: 4px; }
}

.timeline-year {
  display: block;
  font-family: var(--font-serif);
  font-style: italic;
  color: var(--gold);
  font-size: 1.3rem;
  margin-bottom: 10px;
}

.timeline-text {
  font-size: 0.92rem;
  color: var(--ink-muted);
  margin: 0;
}

/* revelação no scroll (classe .in-view aplicada via IntersectionObserver) */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.2, 0.7, 0.2, 1);
}
.reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}

/* ---------------------------------------------------------
   5. CASAIS REAIS — galeria com parallax
--------------------------------------------------------- */
.couples-section {
  /* mesmo fundo "quente" das outras seções alternadas (--bg-alt),
     com um brilho âmbar bem sutil — sem isso a seção fica preta
     chapada e destoa do resto da página */
  background:
    radial-gradient(circle at 18% 20%, hsla(36, 55%, 50%, 0.07), transparent 45%),
    radial-gradient(circle at 88% 80%, hsla(36, 55%, 50%, 0.05), transparent 50%),
    var(--bg-alt);
}

.couples-gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(24px, 4vw, 40px);
}
@media (max-width: 860px) {
  .couples-gallery { grid-template-columns: 1fr; gap: 32px; }
}

.couple-card {
  margin: 0;
}
.couple-card.offset {
  margin-top: 64px;
}
@media (max-width: 860px) {
  .couple-card.offset { margin-top: 0; }
}

.couple-img-wrap {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--gold-line);
  border-radius: 10px;
  aspect-ratio: 4 / 5;
}

.parallax-img {
  width: 100%;
  height: 130%;
  object-fit: cover;
  transform: translateY(0);
  will-change: transform;
}

/* ---------------------------------------------------------
   6. COMO FUNCIONA — passos revelados no scroll
--------------------------------------------------------- */
.steps {
  position: relative;
  max-width: 620px;
  margin-left: clamp(0px, 4vw, 40px);
  display: flex;
  flex-direction: column;
  gap: 88px;
  padding-left: 48px;
}

.steps-line {
  position: absolute;
  top: 6px;
  bottom: 6px;
  left: 0;
  width: 2px;
  height: auto;
  overflow: visible;
}
.steps-line line { stroke: var(--gold-line); stroke-width: 2; }
.steps-line-fill { stroke: var(--gold) !important; transition: y2 0.1s linear; }

.step {
  position: relative;
}
.step-index {
  position: absolute;
  left: -48px;
  top: -2px;
  font-family: var(--font-engrave);
  font-size: 0.75rem;
  color: var(--gold);
  background: var(--bg);
  padding-right: 8px;
}
.step h3 {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: 1.4rem;
  margin: 0 0 10px;
}
.step p {
  color: var(--ink-muted);
  margin: 0;
  max-width: 46ch;
}

/* ---------------------------------------------------------
   7. CONTATO / FECHAMENTO
--------------------------------------------------------- */
.contact-section {
  background: var(--bg-alt);
  border-top: 1px solid var(--gold-line);
  text-align: center;
}
.contact-inner {
  max-width: 720px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.contact-title {
  font-style: italic;
}
.contact-title span {
  color: var(--gold);
  font-family: var(--font-engrave);
  font-style: normal;
  font-size: 0.75em;
  letter-spacing: 0.02em;
}
.contact-section .section-copy { margin: 0 auto 40px; }

.whatsapp-cta {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 16px 32px;
  border: 1px solid var(--gold);
  color: var(--gold);
  font-family: var(--font-sans);
  font-weight: 600;
  letter-spacing: 0.02em;
  font-size: 0.95rem;
  transition: background 0.25s ease, color 0.25s ease;
}
.whatsapp-cta:hover {
  background: var(--gold);
  color: var(--bg);
}

/* ---------------------------------------------------------
   FOOTER
--------------------------------------------------------- */
.site-footer {
  padding: 48px clamp(20px, 6vw, 64px) 64px;
  text-align: center;
  color: var(--ink-muted);
  font-size: 0.82rem;
  border-top: 1px solid var(--gold-line);
}
.footer-logo {
  height: 84px;
  width: auto;
  margin: 0 auto 10px;
  display: block;
}
.site-footer a {
  display: inline-block;
  margin-top: 10px;
  color: var(--gold);
  border-bottom: 1px solid var(--gold-line);
}

.footer-instagram {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 18px;
  color: var(--ink-muted);
  border-bottom: none;
  transition: color 0.2s ease;
}
.footer-instagram:hover {
  color: var(--gold);
}

.site-footer {
  position: relative;
}
.site-footer .footer-credit {
  position: absolute;
  right: clamp(20px, 6vw, 64px);
  bottom: 20px;
  display: flex;
  align-items: baseline;
  gap: 0.4em;
  margin: 0;
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  padding-bottom: 5px;
  color: var(--ink-muted);
  border-bottom: none;
  opacity: 0.85;
  transition: opacity 0.25s ease, color 0.25s ease;
}
/* sublinhado dourado que cresce da esquerda para a direita no hover */
.footer-credit::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}
.site-footer .footer-credit:hover,
.site-footer .footer-credit:focus-visible {
  opacity: 1;
  color: var(--gold);
}
.footer-credit:hover::after,
.footer-credit:focus-visible::after {
  transform: scaleX(1);
}
/* altura da logo = altura das maiúsculas do texto ao lado; inline-block faz a
   base da imagem pousar na linha de base do texto */
.footer-credit img {
  height: 0.72em;
  width: auto;
  display: inline-block;
  transition: filter 0.25s ease;
}
.footer-credit:hover img,
.footer-credit:focus-visible img {
  filter: brightness(1.25) drop-shadow(0 0 6px rgba(255, 255, 255, 0.25));
}

/* ---------------------------------------------------------
   Acessibilidade: respeita usuários que pedem menos movimento
--------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .hero-title .letter,
  .reveal,
  .hero-scroll-cue svg,
  .live-dot {
    animation: none !important;
    transition: none !important;
    opacity: 1 !important;
    transform: none !important;
    filter: none !important;
  }
  /* sem vídeo em autoplay para quem pediu menos movimento — fica só
     o fundo escuro com o overlay, que já é o estado de "sem vídeo" */
  .hero-video {
    display: none;
  }
}