/* ============================================
   VARIABLES & BASE
   ============================================ */

:root {
  --color-bg:           #fdfcfa;
  --color-text:         #1a1a1a;
  --color-accent:       #c1694f;
  --color-accent-light: #f7ede8;
  --color-accent-mid:   #e8b5a4;
  --color-muted:        #6b6360;
  --color-border:       #ece8e3;
  --color-card-bg:      #ffffff;
  --color-footer-bg:    #1a1a1a;

  --shadow-sm: 0 1px 4px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.12);

  --radius-card: 18px;
  --radius-sm:   8px;
  --radius-pill: 100px;

  --font: 'Inter', system-ui, -apple-system, sans-serif;
  --max-width: 1100px;
  --section-pad-y: 96px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

/* ============================================
   LAYOUT UTILITIES
   ============================================ */

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 28px;
}

.container--narrow {
  max-width: 660px;
}

.section {
  padding: var(--section-pad-y) 0;
}

.section-title {
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--color-text);
  text-align: center;
  margin-bottom: 52px;
}

/* ============================================
   SCROLL FADE ANIMATIONS
   ============================================ */

.fade-section {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.fade-section.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================
   HERO
   ============================================ */

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 80px 28px;
  overflow: hidden;
  background-color: var(--color-bg);
}

/* Warm radial glow decorations */
.hero-glow {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
}

.hero-glow--tr {
  top: -220px;
  right: -180px;
  width: 580px;
  height: 580px;
  background: radial-gradient(circle, var(--color-accent-light) 0%, transparent 68%);
}

.hero-glow--bl {
  bottom: -160px;
  left: -160px;
  width: 440px;
  height: 440px;
  background: radial-gradient(circle, var(--color-accent-light) 0%, transparent 68%);
}

.hero-inner {
  position: relative;
  z-index: 1;
}

.hero-eyebrow {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 22px;
}

.hero-title {
  font-size: clamp(3rem, 9vw, 6rem);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.0;
  color: var(--color-text);
  margin-bottom: 24px;
}

.hero-tagline {
  font-size: clamp(1rem, 2vw, 1.2rem);
  font-weight: 300;
  font-style: italic;
  color: var(--color-muted);
  max-width: 360px;
  margin: 0 auto 48px;
  line-height: 1.6;
}

.hero-scroll {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1.5px solid var(--color-border);
  color: var(--color-muted);
  text-decoration: none;
  transition: border-color 0.2s, color 0.2s, transform 0.2s;
  animation: bounce 2.4s ease-in-out infinite;
}

.hero-scroll:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  transform: translateY(3px);
  animation: none;
}

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(6px); }
}

/* ============================================
   FAMILY GRID
   ============================================ */

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

.family-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.card {
  background: var(--color-card-bg);
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: transform 0.28s ease, box-shadow 0.28s ease;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.card--baby {
  border: 2px solid var(--color-accent);
}

.card-photo-wrap {
  position: relative;
  width: 100%;
  background-color: var(--color-accent-light);
  overflow: hidden;
}

/* aspect-ratio fallback for Safari < 15 */
.card-photo-wrap::before {
  content: '';
  display: block;
  padding-top: 100%;
}

@supports (aspect-ratio: 1 / 1) {
  .card-photo-wrap::before { display: none; }
  .card-photo-wrap { aspect-ratio: 1 / 1; }
}

/* When the baby card has no photo, show the heart icon centered */
.card-photo-wrap--baby .card-photo-placeholder-icon {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  opacity: 0.5;
}

.card-photo {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s ease;
}

@supports (aspect-ratio: 1 / 1) {
  .card-photo { position: static; }
}

.card:hover .card-photo {
  transform: scale(1.04);
}

.card-body {
  padding: 20px 20px 24px;
}

.card-role {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  background: var(--color-accent-light);
  border-radius: var(--radius-pill);
  padding: 3px 11px;
  margin-bottom: 10px;
}

.card-role--baby {
  background: var(--color-accent);
  color: #fff;
}

.card-name {
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.015em;
  margin-bottom: 8px;
  color: var(--color-text);
}

.card-bio {
  font-size: 0.85rem;
  color: var(--color-muted);
  line-height: 1.55;
}

/* ============================================
   OUR STORY
   ============================================ */

.story {
  background-color: var(--color-bg);
}

.story-text {
  font-size: 1.1rem;
  font-weight: 400;
  color: var(--color-text);
  line-height: 1.85;
  text-align: center;
}

/* ============================================
   PHOTO GALLERY
   ============================================ */

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

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.gallery-tile {
  position: relative;
  background-color: var(--color-accent-mid);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.gallery-tile::before {
  content: '';
  display: block;
  padding-top: 100%;
}

@supports (aspect-ratio: 1 / 1) {
  .gallery-tile::before { display: none; }
  .gallery-tile { aspect-ratio: 1 / 1; }
}

/* Placeholder shimmer when no image */
.gallery-tile::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    var(--color-accent-light) 25%,
    var(--color-accent-mid) 50%,
    var(--color-accent-light) 75%
  );
  opacity: 0.6;
  pointer-events: none;
}

.gallery-tile img {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s ease;
}

@supports (aspect-ratio: 1 / 1) {
  .gallery-tile img { position: relative; z-index: 1; }
}

.gallery-tile:hover img {
  transform: scale(1.05);
}

/* ============================================
   BABY ON THE WAY
   ============================================ */

.baby {
  background-color: var(--color-bg);
}

.baby-card {
  max-width: 500px;
  margin: 0 auto;
  background: var(--color-card-bg);
  border: 2px solid var(--color-accent-mid);
  border-radius: var(--radius-card);
  padding: 60px 44px;
  text-align: center;
  box-shadow: var(--shadow-md);
}

.baby-icon {
  font-size: 2.8rem;
  margin-bottom: 16px;
  line-height: 1;
}

.baby-eyebrow {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 12px;
}

.baby-title {
  font-size: clamp(1.6rem, 4vw, 2rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--color-text);
  margin-bottom: 14px;
}

.baby-sub {
  font-size: 1rem;
  color: var(--color-muted);
  line-height: 1.6;
  margin-bottom: 28px;
}

.baby-date {
  display: inline-block;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-accent);
  background: var(--color-accent-light);
  border-radius: var(--radius-pill);
  padding: 10px 26px;
  letter-spacing: 0.01em;
}

/* ============================================
   VISITOR REGISTRY FORM
   ============================================ */

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

.registry-sub {
  font-size: 1rem;
  color: var(--color-muted);
  text-align: center;
  line-height: 1.7;
  margin-top: -32px;
  margin-bottom: 44px;
}

.registry-form {
  background: var(--color-card-bg);
  border-radius: var(--radius-card);
  padding: 44px 48px;
  box-shadow: var(--shadow-md);
}

.form-group {
  margin-bottom: 24px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 8px;
  letter-spacing: 0.01em;
}

.form-optional {
  font-weight: 400;
  color: var(--color-muted);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  font-family: var(--font);
  font-size: 0.95rem;
  color: var(--color-text);
  background: var(--color-bg);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
  resize: vertical;
  -webkit-appearance: none;
  appearance: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: #b5afab;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(193, 105, 79, 0.12);
}

.form-btn {
  width: 100%;
  padding: 14px;
  font-family: var(--font);
  font-size: 0.95rem;
  font-weight: 600;
  color: #ffffff;
  background: var(--color-accent);
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background 0.2s, transform 0.15s;
  letter-spacing: 0.01em;
}

.form-btn:hover {
  background: var(--color-accent-dark);
}

.form-btn:active {
  transform: scale(0.98);
}

.form-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.form-success,
.form-error {
  display: none;
  margin-top: 20px;
  padding: 16px 20px;
  border-radius: var(--radius-sm);
  text-align: center;
}

.form-success {
  background: #f0faf4;
  border: 1.5px solid #7ec8a0;
}

.form-success span {
  font-size: 1.4rem;
  display: block;
  margin-bottom: 8px;
}

.form-success p,
.form-error p {
  margin: 0;
  font-size: 0.9rem;
  font-weight: 500;
}

.form-success p {
  color: #2d7a4f;
}

.form-error {
  background: #fff0ee;
  border: 1.5px solid var(--color-accent-mid);
}

.form-error p {
  color: var(--color-accent);
}

@media (max-width: 600px) {
  .registry-form {
    padding: 28px 20px;
  }
}

/* ============================================
   FOOTER
   ============================================ */

.footer {
  background-color: var(--color-footer-bg);
  color: #ffffff;
  text-align: center;
  padding: 56px 28px;
}

.footer-name {
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: -0.015em;
  margin-bottom: 10px;
}

.footer-love {
  font-size: 0.85rem;
  color: var(--color-accent);
  margin-bottom: 8px;
}

.footer-year {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.3);
}

/* ============================================
   RESPONSIVE — TABLET (up to 860px)
   ============================================ */

@media (max-width: 860px) {
  .family-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .gallery-grid {
    gap: 10px;
  }

  .baby-card {
    padding: 48px 36px;
  }
}

/* ============================================
   RESPONSIVE — MOBILE (up to 600px)
   ============================================ */

@media (max-width: 600px) {
  :root {
    --section-pad-y: 56px;
  }

  .container {
    padding: 0 16px;
  }

  .section-title {
    font-size: 1.5rem;
    margin-bottom: 28px;
  }

  /* Hero */
  .hero {
    padding: 60px 16px;
    min-height: 100vh;
    min-height: 100svh;
  }

  .hero-eyebrow {
    font-size: 0.7rem;
    margin-bottom: 16px;
  }

  .hero-tagline {
    font-size: 1rem;
    margin-bottom: 36px;
  }

  .hero-glow--tr {
    width: 280px;
    height: 280px;
    top: -80px;
    right: -60px;
  }

  .hero-glow--bl {
    width: 220px;
    height: 220px;
    bottom: -60px;
    left: -60px;
  }

  /* Family grid — single column on small phones */
  .family-grid {
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }

  .card-body {
    padding: 12px 12px 16px;
  }

  .card-role {
    font-size: 0.62rem;
    padding: 2px 8px;
    margin-bottom: 6px;
  }

  .card-name {
    font-size: 0.9rem;
    margin-bottom: 4px;
  }

  .card-bio {
    font-size: 0.78rem;
    line-height: 1.45;
  }

  /* Story */
  .story-text {
    font-size: 1rem;
    line-height: 1.75;
    text-align: left;
  }

  /* Gallery — 2 columns on mobile so photos are actually visible */
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
  }

  /* Baby card */
  .baby-card {
    padding: 36px 20px;
  }

  .baby-icon {
    font-size: 2.2rem;
  }

  .baby-title {
    font-size: 1.4rem;
  }

  .baby-sub {
    font-size: 0.9rem;
  }

  .baby-date {
    font-size: 0.85rem;
    padding: 8px 20px;
  }

  /* Footer */
  .footer {
    padding: 40px 20px;
  }
}

/* ============================================
   RESPONSIVE — SMALL PHONES (up to 380px)
   ============================================ */

@media (max-width: 380px) {
  .family-grid {
    grid-template-columns: 1fr;
    max-width: 280px;
    margin: 0 auto;
  }

  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}