/* ===========================
   SITE DE CASAMENTO — ANNA & ANDRÉ
   Paleta: 60% #f7f0e7 / 30% azuis / 10% #be3e45
   =========================== */

/* ===========================
   1. CSS CUSTOM PROPERTIES
   =========================== */
:root {
  /* Cores — regra 60/30/10 */
  --color-bg: #f7f0e7;
  --color-bg-alt: #efe6d8;
  --color-primary-dark: #002740;
  --color-primary: #0067a7;
  --color-primary-light: #1e7dc2;
  --color-accent: #be3e45;
  --color-text: #002740;
  --color-text-light: #4a6070;
  --color-white: #ffffff;
  --color-border: rgba(0, 39, 64, 0.12);

  /* Tipografia */
  --font-heading: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-body: 'Lato', 'Helvetica Neue', Arial, sans-serif;

  /* Espaçamento */
  --section-padding: 100px 0;
  --container-width: 1100px;
  --container-padding: 0 24px;

  /* Transições */
  --transition-base: 0.3s ease;
  --transition-slow: 0.6s ease;

  /* Header */
  --header-height: 70px;
}

/* ===========================
   2. RESET / BASE
   =========================== */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
  background-color: var(--color-bg);
  /* Cor de fundo do HTML, não do body */
}

body {
  background-color: transparent;
  /* TRANSPARENTE para ver o hero-fixed-background */
  color: var(--color-text);
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

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

ul {
  list-style: none;
}

/* ===========================
   3. TIPOGRAFIA
   =========================== */
h1,
h2,
h3 {
  font-family: var(--font-heading);
  font-weight: 400;
  line-height: 1.2;
}

h2 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-primary-dark);
  text-align: center;
}

h3 {
  font-size: clamp(1.2rem, 3vw, 1.6rem);
  color: var(--color-primary-dark);
}

p {
  margin-bottom: 1em;
}

p:last-child {
  margin-bottom: 0;
}

/* ===========================
   4. LAYOUT / CONTAINER
   =========================== */
.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: var(--container-padding);
}

/* TODAS as seções: fundo opaco por padrão + z-index alto para cobrir o hero fixo */
.section {
  padding: var(--section-padding);
  background-color: var(--color-bg);
  position: relative;
  z-index: 2;
}

/* ===========================
   5. NAVEGAÇÃO / HEADER
   =========================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: rgba(247, 240, 231, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: box-shadow var(--transition-base);
  height: var(--header-height);
}

.site-header.scrolled {
  box-shadow: 0 2px 20px rgba(0, 39, 64, 0.08);
}

.nav-container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.nav-logo {
  display: flex;
  align-items: center;
  height: 100%;
}

.nav-logo-img {
  height: 40px;
  width: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-primary-dark);
  position: relative;
  padding: 4px 0;
  transition: color var(--transition-base);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background-color: var(--color-accent);
  transition: width var(--transition-base);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.nav-links a.active {
  color: var(--color-accent);
}

/* Botão outline no nav (Lista de Presentes) */
.nav-links a.nav-btn-outline {
  border: 1.5px solid var(--color-primary-dark);
  border-radius: 4px;
  padding: 6px 16px;
  transition: background-color var(--transition-base), color var(--transition-base);
}

.nav-links a.nav-btn-outline:hover {
  background-color: var(--color-primary-dark);
  color: var(--color-white);
}

.nav-links a.nav-btn-outline::after {
  display: none;
}

/* Botão sólido vermelho no nav (Confirmar Presença) */
.nav-links a.nav-btn-solid {
  background-color: var(--color-accent);
  color: var(--color-white);
  border-radius: 4px;
  padding: 6px 16px;
  border: 1.5px solid var(--color-accent);
  transition: background-color var(--transition-base);
}

.nav-links a.nav-btn-solid:hover {
  background-color: #a53439;
  border-color: #a53439;
}

.nav-links a.nav-btn-solid::after {
  display: none;
}

/* Hamburger */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 1001;
}

.hamburger {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-primary-dark);
  position: relative;
  transition: background-color var(--transition-base);
}

.hamburger::before,
.hamburger::after {
  content: '';
  position: absolute;
  left: 0;
  width: 24px;
  height: 2px;
  background-color: var(--color-primary-dark);
  transition: transform var(--transition-base);
}

.hamburger::before {
  top: -7px;
}

.hamburger::after {
  top: 7px;
}

/* Hamburger aberto */
.nav-toggle[aria-expanded="true"] .hamburger {
  background-color: transparent;
}

.nav-toggle[aria-expanded="true"] .hamburger::before {
  top: 0;
  transform: rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .hamburger::after {
  top: 0;
  transform: rotate(-45deg);
}

/* ===========================
   6. HERO — FUNDO FIXO COM CAMADAS
   =========================== */

/* Container fixo que fica atrás de tudo */
#hero-fixed-background {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  z-index: 1;
  /* Acima do html bg, abaixo das seções (z=2) */
  overflow: hidden;
}

/* Cada camada ocupa 100% do container */
.hero-layer {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

/* Camada de baixo: Sempre visível */
.layer-bottom {
  z-index: 1;
}

/* Camada azul: Filtro de cor. Começa invisível. */
.layer-blue {
  z-index: 2;
  background-color: rgba(0, 39, 64, 0.85);
  opacity: 0;
}

/* Camada de cima: Começa totalmente visível, cobrindo tudo */
.layer-top {
  z-index: 3;
}

/* Camada de reveal: Cópia do HeroBottom acima do HeroTop.
   Recortada num círculo invisível. O JS atualiza clip-path no hover. */
.layer-reveal {
  z-index: 4;
  clip-path: circle(0px at -100px -100px);
  will-change: clip-path;
  pointer-events: none;
}

/* SEÇÃO HERO — Transparente para ver o fundo fixo */
.section--hero {
  background-color: transparent !important;
  min-height: 100vh;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding-bottom: 80px;
  z-index: 2;
}

.hero-content {
  text-align: center;
  width: 100%;
  pointer-events: auto;
}

.hero-date {
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 400;
  letter-spacing: 0.2em;
  color: var(--color-primary-dark);
  margin-bottom: 12px;
  text-shadow: 0 1px 4px rgba(255, 255, 255, 0.5);
}

/* ===========================
   7. COUNTDOWN
   =========================== */
.countdown {
  display: flex;
  gap: 32px;
  justify-content: center;
  margin-top: 48px;
}

.countdown-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 70px;
}

.countdown-value {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3.5rem);
  color: var(--color-primary-dark);
  line-height: 1;
  text-shadow: 0 1px 4px rgba(255, 255, 255, 0.4);
}

.countdown-label {
  font-family: var(--font-body);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.25em;
  color: var(--color-text-light);
  margin-top: 6px;
  text-shadow: 0 1px 4px rgba(255, 255, 255, 0.3);
}

/* ===========================
   8. DIVISORES ORNAMENTAIS
   =========================== */
.ornamental-divider {
  display: flex;
  align-items: center;
  gap: 16px;
  margin: 20px auto 32px;
  max-width: 280px;
}

.ornamental-divider::before,
.ornamental-divider::after {
  content: '';
  flex: 1;
  height: 1px;
}

.ornamental-divider::before {
  background: linear-gradient(to right, transparent, var(--color-primary-dark));
}

.ornamental-divider::after {
  background: linear-gradient(to left, transparent, var(--color-primary-dark));
}

.divider-symbol {
  font-size: 0.9rem;
  color: var(--color-accent);
  line-height: 1;
}

/* Layout em duas colunas (cerimônia / recepção) */
.venue-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
}

.venue-grid__info {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.venue-grid__info .map-container {
  margin-top: 16px;
}

.venue-grid__media {
  border-radius: 4px;
  overflow: hidden;
}

.venue-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  border-radius: 4px;
}

/* ===========================
   9. SEÇÃO — O CASAL (Transparente p/ ver fundo fixo)
   =========================== */
.section--couple {
  background-color: transparent !important;
  color: var(--color-bg);
  min-height: 80vh;
  display: flex;
  align-items: center;
  z-index: 2;
}

.section--couple .section-title {
  color: var(--color-bg);
}

.section--couple .ornamental-divider::before {
  background: linear-gradient(to right, transparent, rgba(247, 240, 231, 0.4));
}

.section--couple .ornamental-divider::after {
  background: linear-gradient(to left, transparent, rgba(247, 240, 231, 0.4));
}

.section--couple .divider-symbol {
  color: var(--color-accent);
}

.couple-content {
  display: flex;
  justify-content: center;
  margin-top: 40px;
}

.couple-text {
  max-width: 700px;
  font-size: 1.25rem;
  text-align: center;
  line-height: 1.8;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
}

.couple-text p {
  text-align: center;
  margin-bottom: 1.5em;
  color: rgba(247, 240, 231, 0.95);
}

/* ===========================
   10. SEÇÃO — CERIMÔNIA
   =========================== */
.section--ceremony {
  background-color: var(--color-bg-alt);
}

.ceremony-info,
.venue-grid__info {
  text-align: left;
}

.venue-grid__info h3 {
  margin-bottom: 8px;
}

.ceremony-address {
  font-size: 0.95rem;
  color: var(--color-text-light);
  line-height: 1.6;
  margin-bottom: 8px;
}

.ceremony-time {
  font-size: 0.95rem;
  font-weight: 400;
  color: var(--color-primary);
}

.map-container {
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
  border-radius: 4px;
  overflow: hidden;
  border: 1px solid var(--color-border);
}

.map-container iframe {
  display: block;
  width: 100%;
}

/* ===========================
   11. SEÇÃO — RECEPÇÃO (fundo azul escuro)
   =========================== */
.section--reception {
  background-color: var(--color-primary-dark) !important;
  color: var(--color-bg);
}

.section--reception .section-title {
  color: var(--color-bg);
}

.section--reception .ornamental-divider::before {
  background: linear-gradient(to right, transparent, rgba(247, 240, 231, 0.4));
}

.section--reception .ornamental-divider::after {
  background: linear-gradient(to left, transparent, rgba(247, 240, 231, 0.4));
}

.section--reception .divider-symbol {
  color: var(--color-accent);
}

.section--reception .venue-grid__info h3 {
  color: var(--color-bg);
}

.section--reception .venue-grid__info p {
  font-size: 1.05rem;
  color: rgba(247, 240, 231, 0.85);
}

.reception-address {
  font-size: 0.95rem;
  color: rgba(247, 240, 231, 0.7) !important;
  line-height: 1.6;
}

.section--reception .map-container {
  border-color: rgba(247, 240, 231, 0.15);
}

/* ===========================
   12. SEÇÃO — LISTA DE PRESENTES
   =========================== */
.gifts-intro {
  text-align: center;
  font-size: 1.05rem;
  color: var(--color-text);
  max-width: 600px;
  margin: 0 auto 32px;
}

/* PIX — Layout em 2 colunas */
.pix-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
  margin-bottom: 40px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.pix-row__text .gifts-intro {
  text-align: left;
  margin: 0;
  max-width: none;
}

.pix-row__qr {
  text-align: center;
}

.pix-qr {
  width: 100%;
  max-width: 200px;
  border-radius: 8px;
  margin-bottom: 12px;
}

.pix-label {
  font-family: var(--font-body);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-text-light);
  margin-bottom: 4px;
}

.pix-key {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-primary-dark);
  background: rgba(0, 39, 64, 0.06);
  padding: 8px 16px;
  border-radius: 4px;
  user-select: all;
  cursor: text;
}

.iframe-container {
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  overflow-y: auto;
  /* Permite scroll para acessar todo o conteúdo */
  max-height: 900px;
}

.iframe-container iframe {
  display: block;
  width: 100%;
  border: none;
  height: 3000px;
  /* Altura grande para capturar todo o conteúdo do site */
}

.iframe-fallback {
  text-align: center;
  padding: 40px 20px;
}

.iframe-fallback p {
  margin-bottom: 20px;
  font-size: 1.05rem;
  color: var(--color-text);
}

/* ===========================
   13. SEÇÃO — RSVP
   =========================== */
.rsvp-intro {
  text-align: center;
  font-size: 1.05rem;
  color: var(--color-text);
  max-width: 600px;
  margin: 0 auto 40px;
}

.rsvp-widget {
  max-width: 500px;
  margin: 0 auto;
}

.rsvp-widget iframe {
  background: none transparent;
  border: none;
  min-height: 50px;
  width: 100%;
  display: block;
  transition: height 0.3s ease;
}

/* ===========================
   14. BOTÕES
   =========================== */
.btn {
  display: inline-block;
  padding: 14px 40px;
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  text-decoration: none;
  border: 2px solid;
  transition: all var(--transition-base);
  cursor: pointer;
}

.btn--primary {
  color: var(--color-white);
  background-color: var(--color-primary);
  border-color: var(--color-primary);
}

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

.btn--accent {
  color: var(--color-white);
  background-color: var(--color-accent);
  border-color: var(--color-accent);
}

.btn--accent:hover {
  background-color: #a53439;
  border-color: #a53439;
}

/* Botões de local (Google Maps / Waze) */
.venue-buttons {
  display: flex;
  gap: 12px;
  margin-top: 16px;
  flex-wrap: wrap;
}

.btn--outline-small {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 8px 18px;
  font-size: 0.8rem;
  font-family: var(--font-body);
  letter-spacing: 0.05em;
  color: var(--color-primary-dark);
  background: transparent;
  border: 1.5px solid var(--color-primary-dark);
  border-radius: 4px;
  text-decoration: none;
  transition: all var(--transition-base);
  cursor: pointer;
}

.btn--outline-small:hover {
  background-color: var(--color-primary-dark);
  color: var(--color-white);
}

/* Variante claro: para fundos escuros (recepção) */
.btn--outline-small.btn--light {
  color: rgba(247, 240, 231, 0.9);
  border-color: rgba(247, 240, 231, 0.5);
}

.btn--outline-small.btn--light:hover {
  background-color: rgba(247, 240, 231, 0.15);
  color: var(--color-white);
  border-color: rgba(247, 240, 231, 0.8);
}

/* ===========================
   15. FOOTER
   =========================== */
.site-footer {
  padding: 60px 0 40px;
  text-align: center;
  background-color: var(--color-primary-dark);
  color: rgba(247, 240, 231, 0.8);
  position: relative;
  z-index: 2;
}

.site-footer .ornamental-divider::before {
  background: linear-gradient(to right, transparent, rgba(247, 240, 231, 0.4));
}

.site-footer .ornamental-divider::after {
  background: linear-gradient(to left, transparent, rgba(247, 240, 231, 0.4));
}

.site-footer .divider-symbol {
  color: var(--color-accent);
}

.footer-names {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-style: italic;
  color: var(--color-bg);
  margin-bottom: 4px;
}

.footer-date {
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  color: rgba(247, 240, 231, 0.6);
}

/* ===========================
   16. ANIMAÇÕES DE SCROLL
   =========================== */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger para elementos em sequência */
.animate-on-scroll:nth-child(2) {
  transition-delay: 0.1s;
}

.animate-on-scroll:nth-child(3) {
  transition-delay: 0.2s;
}

.animate-on-scroll:nth-child(4) {
  transition-delay: 0.3s;
}

/* ===========================
   17. RESPONSIVO — TABLET (≤ 768px)
   =========================== */
@media (max-width: 768px) {
  :root {
    --section-padding: 70px 0;
    --header-height: 60px;
  }

  /* Nav mobile */
  .nav-toggle {
    display: block;
  }

  /* PIX: empilhar no mobile */
  .pix-row {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .pix-row__text .gifts-intro {
    text-align: center;
  }

  .nav-links {
    position: fixed;
    top: var(--header-height);
    left: 0;
    width: 100%;
    background-color: rgba(247, 240, 231, 0.98);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    flex-direction: column;
    gap: 0;
    padding: 16px 0;
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: transform var(--transition-base), opacity var(--transition-base), visibility var(--transition-base);
    box-shadow: 0 8px 20px rgba(0, 39, 64, 0.08);
  }

  .nav-links.nav-open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .nav-links li {
    width: 100%;
    text-align: center;
  }

  .nav-links a {
    display: block;
    padding: 14px 24px;
    font-size: 0.85rem;
  }

  .nav-links a::after {
    display: none;
  }

  /* Venue grid — empilhar */
  .venue-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .venue-grid__info {
    text-align: center;
  }

  /* Casal — fundo escuro no mobile para legibilidade */
  .section--couple {
    background-color: rgba(0, 39, 64, 0.75) !important;
  }

  .couple-content {
    flex-direction: column;
    text-align: center;
    gap: 32px;
  }

  .couple-text p {
    text-align: center;
  }

  /* Mapa */
  .map-container iframe {
    height: 300px;
  }

  /* Iframe presentes */
  .iframe-container iframe {
    height: 500px;
  }
  
  .pix-row__qr {
      display: none;
  }
  
}

/* ===========================
   18. RESPONSIVO — MOBILE (≤ 480px)
   =========================== */
@media (max-width: 480px) {
  :root {
    --section-padding: 50px 0;
  }

  .container {
    padding: 0 16px;
  }

  .hero-content {
    font-size: 0.75rem;
    padding-top: 450px;
  }

  /* Countdown */
  .countdown {
    gap: 16px;
    flex-wrap: wrap;
  }

  .countdown-item {
    min-width: 60px;
  }

  /* Botões full-width */
  .btn {
    display: block;
    width: 100%;
    text-align: center;
  }



  /* Manter botões de local inline no mobile */
  .venue-buttons .btn {
    display: inline-flex;
    width: auto;
  }

  /* Mapa */
  .map-container iframe {
    height: 250px;
  }

  /* Iframe presentes */
  .iframe-container iframe {
    height: 400px;
  }
}

/* ===========================
   19. REDUCED MOTION
   =========================== */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .animate-on-scroll {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .nav-links a::after {
    transition: none;
  }

  .btn {
    transition: none;
  }
}