/* R47 宠光影 · 宠物摄影作品展示 */
:root {
  --primary: #D4A017;
  --accent: #F0C75E;
  --bg-light: #FFF8E7;
  --text-dark: #3D2E0A;
  --bg: #FFFCF5;
  --text: #3D2E0A;
  --text-muted: #7A6A4A;
  --card: #FFFFFF;
  --border: rgba(212,160,23,.25);
  --shadow: 0 4px 24px rgba(0,0,0,.08);
  --hero-overlay: rgba(30,20,5,.55);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  padding-bottom: calc(9.5rem + env(safe-area-inset-bottom));
}

.section { padding: 3rem 1.25rem; max-width: 960px; margin: 0 auto; }
.section__title { font-size: 1.5rem; text-align: center; margin: 0 0 .35rem; color: var(--primary); font-weight: 800; }
.section__sub { text-align: center; color: var(--text-muted); margin: 0 0 1.5rem; font-size: .9rem; }
.empty-hint { text-align: center; color: var(--text-muted); padding: 2rem 0; }

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: .65rem 1.25rem; border-radius: 999px; border: none; cursor: pointer;
  font-weight: 600; font-size: .88rem; text-decoration: none; text-align: center;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-outline { background: transparent; border: 2px solid #fff; color: #fff; }
.section .btn-outline { border-color: var(--primary); color: var(--primary); }
.btn-lg { padding: .85rem 1.75rem; font-size: 1rem; }
.btn-sm { padding: .45rem .9rem; font-size: .78rem; }
.btn-block { display: block; width: 100%; }
.btn:disabled { opacity: .45; cursor: not-allowed; }

.persona-bar, .pet-channel-bar {
  display: flex; flex-wrap: wrap; gap: .5rem; justify-content: center; align-items: center;
  padding: .55rem 1rem; background: var(--card); border-bottom: 1px solid var(--border);
}
.persona-btn, .pet-channel-btn {
  padding: .4rem .9rem; border-radius: 999px; border: 2px solid var(--border);
  background: var(--bg); cursor: pointer; font-weight: 600; font-size: .82rem;
}
.persona-btn.active, .pet-channel-btn.active { border-color: var(--primary); background: var(--primary); color: #fff; }
.pet-channel-bar__label { font-size: .75rem; color: var(--text-muted); }

.top-nav { position: sticky; top: 0; z-index: 200; background: rgba(255,255,255,.9); backdrop-filter: blur(10px); border-bottom: 1px solid transparent; transition: .25s; }
.top-nav.is-scrolled { border-color: var(--border); box-shadow: var(--shadow); }
.top-nav__row { display: flex; align-items: center; gap: .75rem; padding: .55rem 1rem; }
.top-nav__brand { font-weight: 800; color: var(--primary); text-decoration: none; font-size: .9rem; flex-shrink: 0; max-width: 42vw; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.top-nav__menu { margin-left: auto; border: 1px solid var(--border); background: #fff; border-radius: 6px; padding: .35rem .55rem; cursor: pointer; }
.top-nav__links { display: none; width: 100%; flex-direction: column; gap: .2rem; padding: 0 1rem 1rem; }
.top-nav__links.is-open { display: flex; }
.top-nav__links a { color: var(--text-muted); text-decoration: none; padding: .45rem .65rem; border-radius: 6px; font-size: .82rem; }
.top-nav__links a.is-active, .top-nav__links a:hover { color: var(--primary); background: var(--bg-light); }
.top-nav__cta { color: var(--primary) !important; font-weight: 700; }
@media (min-width: 768px) {
  .top-nav__menu { display: none; }
  .top-nav__links { display: flex !important; flex-direction: row; width: auto; margin-left: auto; padding: 0; }
}

.theme-panel {
  position: fixed; right: .75rem; bottom: calc(5.5rem + env(safe-area-inset-bottom)); z-index: 150;
  display: flex; flex-direction: column; gap: .4rem;
}
.theme-dot {
  width: 1.5rem; height: 1.5rem; border-radius: 50%; border: 2px solid #fff;
  box-shadow: 0 2px 8px rgba(0,0,0,.15); cursor: pointer; opacity: .85;
}
.theme-dot.active { outline: 2px solid var(--text-dark); opacity: 1; }

.hero {
  position: relative; min-height: 92vh; min-height: 92dvh; display: flex; align-items: center; justify-content: center;
  text-align: center; color: #fff; overflow: hidden;
}
.hero__bg { position: absolute; inset: 0; background-size: cover; background-position: center; }
.hero__overlay { position: absolute; inset: 0; background: var(--hero-overlay); }
.hero__content { position: relative; z-index: 1; padding: 2rem 1.5rem; max-width: 640px; }
.hero__tag { font-size: .9rem; opacity: .9; margin: 0 0 .5rem; letter-spacing: .05em; }
.hero__title { font-size: clamp(1.75rem, 7vw, 2.75rem); font-weight: 900; margin: 0 0 .5rem; }
.hero__sub { font-size: 1rem; opacity: .88; margin: 0 0 1.5rem; }
.hero-stats { display: flex; flex-wrap: wrap; justify-content: center; gap: 1rem 2rem; margin-bottom: 1.5rem; }
.hero-stat__value { font-size: 1.75rem; font-weight: 800; }
.hero-stat__label { font-size: .72rem; opacity: .8; }
.hero__btns { display: flex; flex-wrap: wrap; gap: .75rem; justify-content: center; }

.filter-row { display: flex; flex-wrap: wrap; gap: .5rem; justify-content: center; margin-bottom: 1.25rem; }
.filter-chip {
  padding: .4rem .85rem; border-radius: 999px; font-size: .78rem; font-weight: 600;
  border: 1px solid var(--border); background: var(--card); color: var(--text-muted); cursor: pointer;
}
.filter-chip.active { background: var(--primary); color: #fff; border-color: var(--primary); }
.filter-chip__count { opacity: .75; font-weight: 500; }

/* Masonry waterfall */
.masonry { column-count: 2; column-gap: .65rem; }
@media (min-width: 640px) { .masonry { column-count: 3; } }
.masonry-item {
  break-inside: avoid; margin-bottom: .65rem; border-radius: 12px; overflow: hidden;
  position: relative; cursor: pointer; box-shadow: var(--shadow); background: var(--card);
}
.masonry-item img { width: 100%; display: block; aspect-ratio: auto; }
.masonry-item.is-featured { border: 2px solid var(--primary); }
.masonry-item__overlay {
  position: absolute; inset: 0; background: linear-gradient(transparent 50%, rgba(0,0,0,.75));
  display: flex; flex-direction: column; justify-content: flex-end; padding: .65rem;
  color: #fff; opacity: 0; transition: opacity .25s;
}
.masonry-item:hover .masonry-item__overlay { opacity: 1; }
.masonry-item__cat { font-size: .65rem; opacity: .85; margin-bottom: .15rem; }

/* Before/After slider */
.ba-tabs { display: flex; gap: .5rem; justify-content: center; margin-bottom: 1rem; flex-wrap: wrap; }
.ba-tab { padding: .4rem .85rem; border-radius: 999px; font-size: .78rem; border: 1px solid var(--border); background: var(--card); cursor: pointer; font-weight: 600; }
.ba-tab.active { background: var(--primary); color: #fff; border-color: var(--primary); }
.ba-slider {
  position: relative; width: 100%; max-width: 680px; margin: 0 auto 1rem; aspect-ratio: 3/2;
  border-radius: 16px; overflow: hidden; user-select: none; touch-action: none; box-shadow: var(--shadow);
}
.ba-slider__after { position: absolute; inset: 0; background-size: cover; background-position: center; }
.ba-slider__before-wrap { position: absolute; inset: 0; width: 50%; overflow: hidden; z-index: 2; border-right: 3px solid #fff; }
.ba-slider__before { height: 100%; background-size: cover; background-position: center; filter: saturate(.7) brightness(.85); }
.ba-slider__handle {
  position: absolute; top: 0; bottom: 0; left: 50%; width: 4px; background: #fff; z-index: 3;
  transform: translateX(-50%); cursor: ew-resize;
}
.ba-slider__handle::after {
  content: '◀ ▶'; position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%);
  background: #fff; color: #333; font-size: .6rem; padding: .35rem .5rem; border-radius: 999px; white-space: nowrap;
}
.ba-label { position: absolute; top: .75rem; z-index: 4; font-size: .72rem; padding: .25rem .55rem; border-radius: 999px; background: rgba(0,0,0,.55); color: #fff; font-weight: 700; }
.ba-label--before { left: .75rem; }
.ba-label--after { right: .75rem; }
.ba-caption { text-align: center; font-size: .85rem; color: var(--text-muted); }

.package-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: .75rem; }
@media (min-width: 640px) { .package-grid { grid-template-columns: repeat(4, 1fr); } }
.package-card {
  position: relative; padding: 1.25rem 1rem; text-align: center; background: var(--card);
  border: 1px solid var(--border); border-radius: 16px; box-shadow: var(--shadow);
}
.package-card__tag {
  position: absolute; top: .5rem; right: .5rem; font-size: .6rem; padding: .15rem .45rem;
  border-radius: 999px; background: var(--primary); color: #fff; font-weight: 700;
}
.package-card__icon { font-size: 2rem; margin-bottom: .35rem; }
.package-card__price { font-size: 1.25rem; font-weight: 800; color: var(--primary); margin: .35rem 0; }
.package-card__desc { font-size: .72rem; color: var(--text-muted); margin-bottom: .75rem; min-height: 2.4em; }

.team-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: .75rem; }
@media (min-width: 640px) { .team-grid { grid-template-columns: repeat(3, 1fr); } }
.team-card {
  padding: 1.25rem 1rem; text-align: center; background: var(--card); border: 1px solid var(--border);
  border-radius: 16px; box-shadow: var(--shadow);
}
.team-card__avatar { width: 4.5rem; height: 4.5rem; border-radius: 50%; object-fit: cover; margin: 0 auto .5rem; border: 3px solid var(--primary); }
.team-card__title { font-size: .78rem; color: var(--text-muted); margin: .15rem 0 .5rem; }
.team-tag { font-size: .62rem; padding: .12rem .4rem; border-radius: 999px; background: var(--bg-light); color: var(--text-muted); display: inline-block; margin: .1rem; }
.team-card__meta { font-size: .72rem; color: var(--text-muted); margin-top: .5rem; }

.process-track { display: flex; gap: .5rem; overflow-x: auto; padding-bottom: .5rem; margin-bottom: 1.5rem; }
.process-step {
  flex: 0 0 7.5rem; text-align: center; padding: 1rem .5rem; border-radius: 12px;
  background: var(--card); border: 1px solid var(--border);
}
.process-step__icon { font-size: 1.5rem; }
.process-step__title { font-size: .78rem; font-weight: 700; margin-top: .35rem; }
.process-step__desc { font-size: .65rem; color: var(--text-muted); margin-top: .2rem; }

.testimonial { padding: 1.25rem; text-align: center; background: var(--card); border-radius: 16px; border: 1px solid var(--border); }
.testimonial__text { font-size: .88rem; color: var(--text-muted); font-style: italic; margin: 0 0 .75rem; }
.testimonial__author { display: flex; align-items: center; justify-content: center; gap: .5rem; font-size: .82rem; }
.testimonial__author img { width: 2rem; height: 2rem; border-radius: 50%; object-fit: cover; }
.testimonial-dots { display: flex; justify-content: center; gap: .35rem; margin-top: .75rem; }
.testimonial-dot { width: .45rem; height: .45rem; border-radius: 50%; background: var(--border); border: none; padding: 0; cursor: pointer; }
.testimonial-dot.active { background: var(--primary); }

.book-progress { display: flex; justify-content: center; gap: .5rem; margin-bottom: 1.25rem; }
.book-progress__dot { width: 2.5rem; height: 4px; border-radius: 2px; background: var(--border); }
.book-progress__dot.active, .book-progress__dot.done { background: var(--primary); }
.book-box { max-width: 480px; margin: 0 auto; padding: 1.25rem; background: var(--card); border-radius: 16px; border: 1px solid var(--border); box-shadow: var(--shadow); }
.book-step-label { text-align: center; font-weight: 700; color: var(--primary); margin-bottom: 1rem; }
.book-selected { text-align: center; font-size: .85rem; color: var(--text-muted); margin-bottom: .75rem; }
.book-pkgs { display: grid; grid-template-columns: repeat(2, 1fr); gap: .5rem; margin-bottom: 1rem; }
.book-pkg { padding: .75rem; border: 2px solid var(--border); border-radius: 12px; background: var(--bg); cursor: pointer; font-size: .82rem; text-align: center; }
.book-pkg.selected { border-color: var(--primary); background: var(--bg-light); }
.book-dates, .book-slots { display: flex; flex-wrap: wrap; gap: .5rem; justify-content: center; margin-bottom: 1rem; }
.book-date, .book-slot { padding: .5rem .85rem; border-radius: 999px; border: 1px solid var(--border); background: var(--bg); cursor: pointer; font-size: .82rem; }
.book-date.selected, .book-slot.selected { border-color: var(--primary); background: var(--primary); color: #fff; }
.book-field { margin-bottom: .75rem; }
.book-field label { display: block; font-size: .78rem; font-weight: 600; margin-bottom: .25rem; color: var(--text-muted); }
.book-field input, .book-field select, .book-field textarea { width: 100%; padding: .65rem; border-radius: 8px; border: 1px solid var(--border); font-size: .9rem; background: var(--bg); }
.book-actions { display: flex; justify-content: space-between; gap: .75rem; margin-top: 1rem; }
.book-success { text-align: center; padding: 2rem 1rem; }
.book-success__icon { font-size: 3rem; margin-bottom: .5rem; }
.book-success__hint { color: var(--text-muted); font-size: .85rem; margin: .75rem 0 1.25rem; }

.contact-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: .65rem; }
@media (min-width: 640px) { .contact-grid { grid-template-columns: repeat(4, 1fr); } }
.contact-card {
  display: flex; align-items: center; justify-content: center; padding: 1rem .75rem; text-align: center;
  background: var(--card); border: 1px solid var(--border); border-radius: 12px; font-size: .78rem;
  text-decoration: none; color: inherit; cursor: pointer; min-height: 4rem;
}
.contact-card--static { cursor: default; }

.mobile-bar {
  position: fixed; left: 0; right: 0; bottom: calc(4.5rem + env(safe-area-inset-bottom)); z-index: 180;
  display: flex; background: var(--card); border-top: 1px solid var(--border); box-shadow: 0 -4px 20px rgba(0,0,0,.06);
}
.mobile-bar__btn {
  flex: 1; padding: .55rem .25rem; border: none; background: none; font-size: .68rem; color: var(--text-muted);
  text-decoration: none; text-align: center; cursor: pointer;
}
.mobile-bar__btn--primary { color: var(--primary); font-weight: 700; }
@media (min-width: 768px) { .mobile-bar { display: none; } body { padding-bottom: calc(5.5rem + env(safe-area-inset-bottom)); } }

.lightbox {
  position: fixed; inset: 0; z-index: 500; background: rgba(0,0,0,.92);
  display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 1rem;
}
.lightbox img { max-width: 100%; max-height: 80vh; border-radius: 8px; object-fit: contain; }
.lightbox__close {
  position: absolute; top: 1rem; right: 1rem; width: 2.5rem; height: 2.5rem; border-radius: 50%;
  border: none; background: rgba(255,255,255,.15); color: #fff; font-size: 1.5rem; cursor: pointer;
}
.lightbox__cap { color: #fff; margin-top: .75rem; font-size: .88rem; text-align: center; }

.photo-toast {
  position: fixed; left: 50%; bottom: calc(6rem + env(safe-area-inset-bottom)); transform: translateX(-50%) translateY(20px);
  background: rgba(30,30,30,.92); color: #fff; padding: .65rem 1.25rem; border-radius: 999px; font-size: .85rem;
  z-index: 600; opacity: 0; pointer-events: none; transition: .3s;
}
.photo-toast--show { opacity: 1; transform: translateX(-50%) translateY(0); }

@media (max-width: 480px) {
  .hero__btns .btn { width: 100%; }
  .book-pkgs { grid-template-columns: 1fr; }
}