/* ============================================================
   青屿婚礼 GREEN ISLE · PC 端样式
   设计语言：植物线稿 · 细线装裱 · 画廊留白 · 衬线排版
   适用视口：≥1200px（1366–1920 表现最佳）
   ============================================================ */

/* ---------- 设计令牌 ---------- */
:root {
  --pine: #234338;
  --pine-deep: #182E26;
  --moss: #7FA08C;
  --paper: #F5F3EC;
  --paper-warm: #EFEBDF;
  --surface: #FBFAF5;
  --ink: #22302A;
  --ink-soft: rgba(34, 48, 42, .74);
  --ink-faint: rgba(34, 48, 42, .52);
  --hairline: rgba(35, 67, 56, .18);
  --hairline-soft: rgba(35, 67, 56, .10);
  --error: #A14D38;
  --serif: Georgia, "Times New Roman", "Songti SC", "STSong", "SimSun", serif;
  --sans: -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --ease: cubic-bezier(.22, .61, .36, 1);
  --frame-gap: 20px;
  --sec-pad: clamp(76px, 7.6vw, 118px);
  --shadow-card: 0 18px 46px rgba(24, 46, 38, .10);
}

/* ---------- 基础重置 ---------- */
*,
*::before,
*::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }
html, body { overflow-x: clip; }
html.modal-lock { overflow: hidden; }

body {
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.9;
  color: var(--ink);
  background: var(--surface);
  padding: var(--frame-gap);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
i { line-height: 1; }
::selection { background: var(--pine); color: var(--paper); }
:focus { outline: none; }
:focus-visible { outline: 2px solid var(--moss); outline-offset: 3px; }

/* ---------- 装裱画框（仅 PC） ---------- */
.page-frame {
  position: fixed;
  inset: var(--frame-gap);
  border: 1px solid var(--hairline);
  pointer-events: none;
  z-index: 2000;
}

/* ---------- 布局工具 ---------- */
.wrap {
  width: min(1200px, 100% - 112px);
  margin-inline: auto;
}

.section { padding: var(--sec-pad) 0; }
.bg-paper { background: var(--paper); }

.eyebrow {
  font-size: 11px;
  letter-spacing: .38em;
  text-transform: uppercase;
  color: var(--moss);
}

.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 40px;
  margin-bottom: 52px;
}

.section-head-left { max-width: 640px; }

.section-title {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(30px, 3vw, 42px);
  line-height: 1.35;
  color: var(--pine-deep);
  margin-top: 14px;
  letter-spacing: .02em;
}

.section-sub {
  margin-top: 14px;
  color: var(--ink-soft);
  font-size: 14.5px;
  max-width: 560px;
}

.head-more {
  flex-shrink: 0;
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--pine);
  border-bottom: 1px solid var(--hairline);
  padding-bottom: 4px;
  transition: border-color .3s var(--ease), color .3s var(--ease);
}
.head-more:hover { color: var(--pine-deep); border-bottom-color: var(--pine); }
.head-more i { font-size: 11px; margin-left: 6px; }

/* ---------- 媒体容器（断图兜底） ---------- */
.media {
  position: relative;
  overflow: hidden;
  background: linear-gradient(155deg, #EFECE1 0%, #E6E9DD 48%, #DCE3D7 100%);
}
.media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.media-34 { aspect-ratio: 3 / 4; }
.media-43 { aspect-ratio: 4 / 3; }
.media-169 { aspect-ratio: 16 / 9; }
.media-45 { aspect-ratio: 4 / 5; }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-size: 13px;
  letter-spacing: .16em;
  padding: 14px 34px;
  border: 1px solid var(--pine);
  color: var(--pine);
  background: transparent;
  transition: background .35s var(--ease), color .35s var(--ease), border-color .35s var(--ease), transform .35s var(--ease);
}
.btn:hover { background: var(--pine); color: var(--paper); }
.btn:active { transform: translateY(1px); }
.btn-solid { background: var(--pine); color: var(--paper); }
.btn-solid:hover { background: var(--pine-deep); border-color: var(--pine-deep); }
.btn-lg { padding: 17px 44px; font-size: 14px; }
.btn-sm { padding: 9px 22px; font-size: 12.5px; letter-spacing: .14em; }

.link-more {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--pine);
  border-bottom: 1px solid var(--hairline);
  padding-bottom: 5px;
  transition: border-color .3s var(--ease), color .3s var(--ease), gap .3s var(--ease);
}
.link-more:hover { color: var(--pine-deep); border-bottom-color: var(--pine); gap: 16px; }
.link-more i { font-size: 11px; }

/* ---------- 植物线稿 ---------- */
.leaf-branch, .leaf-fern, .leaf-twig, .leaf-mark {
  display: block;
  color: var(--moss);
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.leaf-mark { width: 30px; height: 30px; stroke-width: 1.2; }

/* ---------- 吸顶导航 ---------- */
.site-header {
  position: sticky;
  top: var(--frame-gap);
  z-index: 900;
  background: var(--paper);
  border-bottom: 1px solid var(--hairline);
  transition: box-shadow .4s var(--ease);
}
.site-header.is-scrolled { box-shadow: 0 10px 34px rgba(24, 46, 38, .08); }

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  height: 80px;
  padding: 0 48px;
}

.brand { display: flex; flex-direction: column; line-height: 1.15; }
.brand-name {
  font-family: var(--serif);
  font-size: 24px;
  letter-spacing: .14em;
  color: var(--pine-deep);
}
.brand-sub {
  font-size: 9px;
  letter-spacing: .42em;
  color: var(--moss);
  margin-top: 3px;
}

.main-nav { display: flex; align-items: center; gap: 38px; margin-left: auto; }
.nav-link {
  position: relative;
  font-size: 14px;
  letter-spacing: .1em;
  color: var(--ink-soft);
  padding: 6px 0;
  transition: color .3s var(--ease);
}
.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 1px;
  background: var(--pine);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .38s var(--ease);
}
.nav-link:hover, .nav-link.is-active { color: var(--pine-deep); }
.nav-link:hover::after, .nav-link.is-active::after { transform: scaleX(1); }

/* ---------- 首页 Hero ---------- */
.hero {
  display: grid;
  grid-template-columns: 1.04fr .96fr;
  min-height: 620px;
  height: calc(88vh - 120px);
  max-height: 780px;
  background: var(--paper);
  border-bottom: 1px solid var(--hairline);
}
.hero-left {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 60px clamp(48px, 6vw, 96px);
  overflow: hidden;
}
.hero-eyebrow { margin-bottom: 26px; }
.hero-title {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(46px, 4.6vw, 74px);
  line-height: 1.28;
  letter-spacing: .04em;
  color: var(--pine-deep);
}
.hero-sub {
  margin-top: 28px;
  font-size: 15px;
  line-height: 2.1;
  color: var(--ink-soft);
  max-width: 480px;
}
.hero-actions {
  margin-top: 44px;
  display: flex;
  align-items: center;
  gap: 32px;
  flex-wrap: wrap;
}
.hero-leaf {
  position: absolute;
  left: clamp(40px, 5vw, 84px);
  bottom: 34px;
  width: 84px;
  height: 122px;
  stroke-width: 1.2;
  opacity: .9;
  pointer-events: none;
}
.hero-right { min-height: 100%; }
.media-hero { height: 100%; min-height: 520px; }

/* ---------- 服务：悬停换图清单 ---------- */
.services-split {
  display: grid;
  grid-template-columns: 1.08fr .92fr;
  gap: clamp(48px, 5.5vw, 88px);
  align-items: start;
}

.service-list { border-top: 1px solid var(--hairline); }
.service-item { border-bottom: 1px solid var(--hairline); }
.service-row {
  display: grid;
  grid-template-columns: 62px 1fr auto;
  gap: 24px;
  align-items: start;
  padding: 30px 6px;
  transition: padding .35s var(--ease), background .35s var(--ease);
}
.service-no {
  font-family: var(--serif);
  font-size: 15px;
  letter-spacing: .1em;
  color: var(--ink-faint);
  padding-top: 6px;
  transition: color .3s var(--ease);
}
.service-name {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 22px;
  letter-spacing: .04em;
  color: var(--ink);
  transition: color .3s var(--ease), transform .35s var(--ease);
}
.service-desc {
  margin-top: 8px;
  font-size: 13.5px;
  line-height: 1.9;
  color: var(--ink-soft);
  max-width: 460px;
}
.service-price {
  font-family: var(--serif);
  font-size: 14px;
  letter-spacing: .06em;
  color: var(--moss);
  white-space: nowrap;
  padding-top: 8px;
}
.service-item.is-hover .service-row { background: rgba(245, 243, 236, .7); padding-left: 14px; padding-right: 14px; }
.service-item.is-hover .service-no { color: var(--moss); }
.service-item.is-hover .service-name { color: var(--pine-deep); transform: translateX(4px); }

.service-visual { position: sticky; top: 132px; }
.service-frame { aspect-ratio: 3 / 4; box-shadow: var(--shadow-card); }
.service-frame .service-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transform: scale(1.035);
  transition: opacity .8s var(--ease), transform 5.5s var(--ease);
}
.service-frame .service-img.is-active { opacity: 1; transform: scale(1); }
.service-caption {
  margin-top: 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--ink-faint);
}
.service-caption::before {
  content: "";
  width: 26px;
  height: 1px;
  background: var(--hairline);
}

/* 服务详情页：包含清单 */
.service-top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 20px;
}
.service-includes {
  margin-top: 14px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 7px 30px;
}
.service-includes li {
  display: flex;
  align-items: baseline;
  gap: 9px;
  font-size: 12.5px;
  color: var(--ink-soft);
}
.service-includes i {
  font-size: 10px;
  color: var(--moss);
  transform: translateY(-1px);
}
.services-page .service-row { grid-template-columns: 1fr; padding: 38px 8px; }
.services-page .service-item { padding: 0; }
.services-page .service-no { display: block; padding: 0 0 10px; }

/* ---------- 金句带 ---------- */
.quote-band {
  position: relative;
  background: var(--pine);
  color: var(--paper);
  padding: clamp(72px, 8vw, 110px) 48px;
  text-align: center;
  overflow: hidden;
}
.quote-fern {
  position: absolute;
  width: 190px;
  stroke-width: 1;
  opacity: .28;
  pointer-events: none;
}
.quote-fern.left { left: 4%; bottom: 14%; }
.quote-fern.right { right: 4%; top: 16%; transform: scaleX(-1); }
.quote-main {
  font-family: var(--serif);
  font-size: clamp(30px, 3.4vw, 46px);
  letter-spacing: .1em;
  line-height: 1.5;
}
.quote-sub {
  margin-top: 22px;
  font-size: 13px;
  letter-spacing: .18em;
  color: rgba(245, 243, 236, .68);
}

/* ---------- 案例 ---------- */
.cases-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(36px, 4vw, 60px) clamp(28px, 3vw, 44px);
}
.case-card { cursor: pointer; }
.case-card.is-hidden { display: none; }
.case-card.is-pop { animation: cardIn .55s var(--ease) both; }
@keyframes cardIn {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: none; }
}
.case-media { position: relative; }
.case-media .media img { transition: transform 1s var(--ease); }
.case-card:hover .case-media .media img { transform: scale(1.045); }
.case-zoom {
  position: absolute;
  right: 14px;
  bottom: 14px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--paper);
  background: rgba(24, 46, 38, .55);
  backdrop-filter: blur(4px);
  padding: 8px 14px;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity .35s var(--ease), transform .35s var(--ease);
}
.case-zoom i { font-size: 10px; }
.case-card:hover .case-zoom, .case-card:focus-visible .case-zoom { opacity: 1; transform: none; }
.case-body { padding-top: 18px; }
.case-title-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 18px;
}
.case-title {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 24px;
  letter-spacing: .06em;
  color: var(--pine-deep);
  transition: color .3s var(--ease);
}
.case-card:hover .case-title { color: var(--pine); }
.case-couple { font-size: 13px; color: var(--ink-soft); white-space: nowrap; }
.case-meta {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--hairline);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--ink-faint);
}
.case-phrase { margin-top: 8px; font-size: 13px; color: var(--ink-soft); }

/* 案例筛选 */
.filter-bar {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}
.filter-chip {
  border: 1px solid var(--hairline);
  padding: 9px 26px;
  font-size: 13px;
  letter-spacing: .14em;
  color: var(--ink-soft);
  border-radius: 999px;
  transition: all .3s var(--ease);
}
.filter-chip:hover { border-color: var(--pine); color: var(--pine-deep); }
.filter-chip.is-active { background: var(--pine); border-color: var(--pine); color: var(--paper); }
.filter-count { margin-left: auto; font-size: 12px; letter-spacing: .12em; color: var(--ink-faint); }

/* ---------- 数据 ---------- */
.data-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
}
.data-cell {
  padding: 48px 36px;
  border-left: 1px solid var(--hairline);
}
.data-cell:first-child { border-left: 0; }
.data-num {
  font-family: var(--serif);
  font-size: clamp(40px, 3.8vw, 58px);
  line-height: 1.1;
  color: var(--pine);
}
.data-num .count-unit { font-size: .48em; margin-left: 4px; color: var(--moss); }
.data-label {
  margin-top: 14px;
  font-size: 13px;
  letter-spacing: .16em;
  color: var(--ink);
}
.data-note { margin-top: 4px; font-size: 11.5px; color: var(--ink-faint); letter-spacing: .06em; }

/* ---------- 服务流程 ---------- */
.flow-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--hairline);
}
.flow-step { padding: 40px 30px 8px 0; border-left: 1px solid var(--hairline); padding-left: 30px; }
.flow-step:first-child { border-left: 0; padding-left: 0; }
.flow-no {
  font-family: var(--serif);
  font-size: 15px;
  letter-spacing: .14em;
  color: var(--moss);
}
.flow-name {
  margin-top: 14px;
  font-family: var(--serif);
  font-weight: 400;
  font-size: 19px;
  letter-spacing: .04em;
  color: var(--pine-deep);
}
.flow-text { margin-top: 10px; font-size: 13px; line-height: 1.95; color: var(--ink-soft); }

/* ---------- 团队 ---------- */
.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}
.team-card {
  background: var(--paper);
  border: 1px solid var(--hairline);
  padding: 14px 14px 22px;
  transition: transform .45s var(--ease), box-shadow .45s var(--ease), border-color .45s var(--ease);
}
.team-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-card); border-color: rgba(35, 67, 56, .32); }
.team-card .media { aspect-ratio: 3 / 4; }
.team-name {
  margin-top: 18px;
  font-family: var(--serif);
  font-weight: 400;
  font-size: 21px;
  letter-spacing: .1em;
  color: var(--pine-deep);
}
.team-role { margin-top: 6px; font-size: 12.5px; letter-spacing: .1em; color: var(--ink-soft); }
.team-meta { margin-top: 3px; font-size: 11.5px; color: var(--ink-faint); }

/* ---------- 评价轮播 ---------- */
.t-section .wrap { max-width: 860px; }
.t-carousel { text-align: center; }
.t-viewport { position: relative; min-height: 230px; }
.t-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(14px);
  transition: opacity .7s var(--ease), transform .7s var(--ease), visibility 0s .7s;
}
.t-slide.is-active {
  opacity: 1;
  visibility: visible;
  transform: none;
  transition: opacity .7s var(--ease), transform .7s var(--ease), visibility 0s;
}
.t-mark {
  font-family: var(--serif);
  font-size: 58px;
  line-height: 1;
  color: var(--moss);
  opacity: .55;
  height: 44px;
}
.t-quote {
  font-family: var(--serif);
  font-size: clamp(18px, 1.8vw, 23px);
  line-height: 2;
  color: var(--ink);
  max-width: 700px;
  margin: 10px auto 0;
}
.t-author {
  margin-top: 24px;
  font-size: 12.5px;
  letter-spacing: .18em;
  color: var(--ink-faint);
}
.t-controls {
  margin-top: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 26px;
}
.t-btn {
  width: 42px;
  height: 42px;
  border: 1px solid var(--hairline);
  border-radius: 50%;
  color: var(--pine);
  font-size: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all .3s var(--ease);
}
.t-btn:hover { background: var(--pine); border-color: var(--pine); color: var(--paper); }
.t-dots { display: flex; gap: 10px; }
.t-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--hairline);
  transition: all .3s var(--ease);
}
.t-dot.is-active { background: var(--pine); transform: scale(1.25); }

/* ---------- FAQ ---------- */
.faq-section .wrap { max-width: 860px; }
.faq-list { border-top: 1px solid var(--hairline); }
.faq-item { border-bottom: 1px solid var(--hairline); }
.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  text-align: left;
  padding: 26px 4px;
  font-family: var(--serif);
  font-size: 18px;
  letter-spacing: .04em;
  color: var(--ink);
  transition: color .3s var(--ease);
}
.faq-q:hover { color: var(--pine); }
.faq-q i {
  flex-shrink: 0;
  font-size: 12px;
  color: var(--moss);
  transition: transform .4s var(--ease);
}
.faq-item.is-open .faq-q { color: var(--pine-deep); }
.faq-item.is-open .faq-q i { transform: rotate(45deg); }
.faq-a {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows .45s var(--ease);
}
.faq-item.is-open .faq-a { grid-template-rows: 1fr; }
.faq-a-inner { overflow: hidden; }
.faq-text {
  padding: 0 44px 28px 4px;
  font-size: 14px;
  line-height: 2.05;
  color: var(--ink-soft);
}

/* ---------- CTA ---------- */
.cta-section { text-align: center; }
.cta-title {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(30px, 3.2vw, 44px);
  letter-spacing: .06em;
  color: var(--pine-deep);
  line-height: 1.5;
}
.cta-sub { margin-top: 18px; font-size: 14px; color: var(--ink-soft); letter-spacing: .08em; }
.cta-section .btn { margin-top: 38px; }
.cta-leaf { width: 60px; margin: 0 auto 26px; stroke-width: 1.2; }

/* ---------- 内页页头 ---------- */
.page-hero {
  background: var(--paper);
  border-bottom: 1px solid var(--hairline);
  padding: clamp(64px, 7vw, 104px) 0 clamp(56px, 6vw, 88px);
  position: relative;
  overflow: hidden;
}
.page-hero .leaf-fern { position: absolute; right: 6%; top: 24%; width: 220px; opacity: .3; stroke-width: 1; pointer-events: none; }
.page-hero-title {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(36px, 3.8vw, 54px);
  letter-spacing: .05em;
  line-height: 1.4;
  color: var(--pine-deep);
  margin-top: 18px;
}
.page-hero-sub { margin-top: 16px; max-width: 620px; color: var(--ink-soft); font-size: 14.5px; }

/* ---------- 关于页 ---------- */
.story-grid {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: clamp(48px, 6vw, 96px);
  align-items: center;
}
.story-text p { margin-top: 20px; font-size: 14.5px; line-height: 2.15; color: var(--ink-soft); }
.story-text p:first-of-type { margin-top: 26px; }
.story-text .drop {
  font-family: var(--serif);
  font-size: 17px;
  color: var(--ink);
}
.story-media {
  border: 1px solid var(--hairline);
  background: var(--paper);
  padding: 12px;
  box-shadow: var(--shadow-card);
}
.story-media .media { aspect-ratio: 4 / 5; }
.story-caption { margin-top: 12px; font-size: 11.5px; letter-spacing: .14em; color: var(--ink-faint); text-align: center; }

.timeline {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 28px;
  position: relative;
  padding-top: 8px;
}
.timeline::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 12px;
  height: 1px;
  background: var(--hairline);
}
.tl-item { position: relative; }
.tl-item::before {
  content: "";
  display: block;
  width: 9px;
  height: 9px;
  border: 1px solid var(--pine);
  border-radius: 50%;
  background: var(--surface);
  margin-bottom: 24px;
  position: relative;
  top: 0;
}
.tl-year {
  font-family: var(--serif);
  font-size: 26px;
  color: var(--pine);
}
.tl-text { margin-top: 10px; font-size: 12.5px; line-height: 1.9; color: var(--ink-soft); }

.persist-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(36px, 4vw, 64px);
}
.persist-item { border-top: 1px solid var(--hairline); padding-top: 34px; }
.persist-item .leaf-twig { width: 92px; height: 40px; margin-bottom: 22px; }
.persist-word {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 34px;
  letter-spacing: .18em;
  color: var(--pine-deep);
}
.persist-text { margin-top: 16px; font-size: 13.5px; line-height: 2.05; color: var(--ink-soft); }

/* ---------- 联系页 ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1.08fr .92fr;
  gap: clamp(48px, 6vw, 96px);
  align-items: start;
}
.form-title {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 24px;
  letter-spacing: .06em;
  color: var(--pine-deep);
}
.form-desc { margin-top: 10px; font-size: 13px; color: var(--ink-soft); }

.field { margin-top: 34px; }
.field label {
  display: block;
  font-size: 11.5px;
  letter-spacing: .22em;
  color: var(--ink-soft);
  margin-bottom: 6px;
}
.field label .req { color: var(--error); margin-left: 4px; }
.field input,
.field select,
.field textarea {
  width: 100%;
  border: 0;
  border-bottom: 1px solid var(--hairline);
  border-radius: 0;
  background: transparent;
  padding: 12px 2px;
  font: inherit;
  font-size: 15px;
  color: var(--ink);
  transition: border-color .3s var(--ease), box-shadow .3s var(--ease);
}
.field textarea { resize: vertical; min-height: 96px; }
.field select { cursor: pointer; appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--moss) 50%), linear-gradient(135deg, var(--moss) 50%, transparent 50%); background-position: calc(100% - 14px) 55%, calc(100% - 8px) 55%; background-size: 6px 6px; background-repeat: no-repeat; }
.field input:focus,
.field select:focus,
.field textarea:focus { border-bottom-color: var(--pine); box-shadow: 0 1px 0 var(--pine); }
.field input::placeholder,
.field textarea::placeholder { color: rgba(34, 48, 42, .34); }
.field.is-error input,
.field.is-error select,
.field.is-error textarea { border-bottom-color: var(--error); box-shadow: 0 1px 0 var(--error); }
.field-error { display: none; margin-top: 8px; font-size: 12px; color: var(--error); letter-spacing: .04em; }
.field.is-error .field-error { display: block; }

.form-note { margin-top: 26px; font-size: 12px; color: var(--ink-faint); line-height: 2; }
.form-actions { margin-top: 34px; display: flex; align-items: center; gap: 24px; }

.info-card { border-top: 1px solid var(--pine); padding-top: 8px; }
.info-item {
  display: flex;
  gap: 20px;
  padding: 22px 2px;
  border-bottom: 1px solid var(--hairline);
  align-items: flex-start;
}
.info-item > i {
  width: 20px;
  flex-shrink: 0;
  text-align: center;
  color: var(--moss);
  font-size: 15px;
  padding-top: 4px;
}
.info-label { font-size: 11px; letter-spacing: .22em; color: var(--ink-faint); }
.info-value { margin-top: 4px; font-size: 15px; color: var(--ink); line-height: 1.8; }
.info-value a { border-bottom: 1px solid var(--hairline); transition: border-color .3s var(--ease), color .3s var(--ease); }
.info-value a:hover { color: var(--pine); border-bottom-color: var(--pine); }
.info-value .small { font-size: 12px; color: var(--ink-faint); }

.map-card {
  margin-top: 34px;
  border: 1px solid var(--hairline);
  background: linear-gradient(160deg, #F1EEE3 0%, #E9ECE0 60%, #E0E6D9 100%);
  padding: 20px 20px 12px;
  color: var(--pine);
}
.map-svg { width: 100%; height: auto; display: block; }
.map-caption { margin-top: 10px; font-size: 11px; letter-spacing: .14em; color: var(--ink-faint); text-align: center; }

/* ---------- 弹层 ---------- */
.modal {
  position: fixed;
  inset: 0;
  z-index: 1500;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
  opacity: 0;
  visibility: hidden;
  transition: opacity .35s var(--ease), visibility 0s .35s;
}
.modal.is-open { opacity: 1; visibility: visible; transition: opacity .35s var(--ease), visibility 0s; }
.modal-mask {
  position: absolute;
  inset: 0;
  background: rgba(24, 46, 38, .58);
  backdrop-filter: blur(3px);
}
.modal-card {
  position: relative;
  background: var(--paper);
  width: 420px;
  max-width: 100%;
  padding: 52px 44px 44px;
  text-align: center;
  border: 1px solid rgba(35, 67, 56, .25);
  box-shadow: 0 30px 80px rgba(12, 26, 21, .35);
  transform: translateY(18px);
  transition: transform .4s var(--ease);
}
.modal.is-open .modal-card { transform: none; }
.modal-close {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 36px;
  height: 36px;
  border: 1px solid var(--hairline);
  border-radius: 50%;
  color: var(--ink-soft);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  transition: all .3s var(--ease);
}
.modal-close:hover { background: var(--pine); border-color: var(--pine); color: var(--paper); }
.modal-icon { font-size: 44px; color: var(--moss); }
.modal-title {
  margin-top: 20px;
  font-family: var(--serif);
  font-weight: 400;
  font-size: 24px;
  letter-spacing: .08em;
  color: var(--pine-deep);
}
.modal-text { margin-top: 14px; font-size: 13.5px; line-height: 2.1; color: var(--ink-soft); }
.modal-card .btn { margin-top: 30px; }

/* 案例大图弹层 */
.case-modal .modal-card { width: 880px; padding: 16px; text-align: left; }
.cm-media { aspect-ratio: 16 / 9; }
.cm-body { display: flex; align-items: baseline; justify-content: space-between; gap: 24px; padding: 22px 10px 10px; flex-wrap: wrap; }
.cm-title { font-family: var(--serif); font-weight: 400; font-size: 26px; letter-spacing: .06em; color: var(--pine-deep); }
.cm-couple { font-size: 13.5px; color: var(--ink-soft); }
.cm-foot { padding: 0 10px 12px; }
.cm-meta { font-size: 12px; letter-spacing: .14em; color: var(--ink-faint); border-top: 1px solid var(--hairline); padding-top: 12px; }
.cm-phrase { margin-top: 8px; font-size: 13.5px; color: var(--ink-soft); }

/* ---------- 波浪分隔与页脚 ---------- */
.wave-strip { padding: 26px 48px 22px; color: var(--pine); }
.wave-line { width: 100%; height: 44px; display: block; opacity: .55; }

.site-footer {
  background: var(--pine-deep);
  color: rgba(245, 243, 236, .8);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1.2fr 1.5fr;
  gap: 48px;
  padding: 72px 0 56px;
}
.f-logo {
  font-family: var(--serif);
  font-size: 30px;
  letter-spacing: .16em;
  color: var(--paper);
}
.f-en { margin-top: 8px; font-size: 10px; letter-spacing: .44em; color: var(--moss); }
.f-slogan { margin-top: 22px; font-family: var(--serif); font-size: 15px; letter-spacing: .1em; color: rgba(245, 243, 236, .9); }
.f-desc { margin-top: 14px; font-size: 12.5px; line-height: 2.1; color: rgba(245, 243, 236, .58); max-width: 320px; }
.f-title {
  font-size: 11px;
  font-weight: 400;
  letter-spacing: .32em;
  color: var(--moss);
  margin-bottom: 22px;
}
.f-col ul li { margin-bottom: 12px; }
.f-col ul a {
  font-size: 13px;
  color: rgba(245, 243, 236, .78);
  border-bottom: 1px solid transparent;
  transition: color .3s var(--ease), border-color .3s var(--ease);
}
.f-col ul a:hover { color: var(--paper); border-bottom-color: rgba(245, 243, 236, .45); }
.f-contact li { display: flex; gap: 12px; font-size: 13px; line-height: 1.9; align-items: baseline; }
.f-contact i { font-size: 12px; color: var(--moss); flex-shrink: 0; }
.footer-bar {
  border-top: 1px solid rgba(245, 243, 236, .14);
  padding: 22px 0 26px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  font-size: 12px;
  letter-spacing: .08em;
  color: rgba(245, 243, 236, .55);
}
.footer-bar .f-slogan-mini { font-family: var(--serif); letter-spacing: .14em; }

/* ---------- 返回顶部 ---------- */
.back-top {
  position: fixed;
  right: 44px;
  bottom: 44px;
  z-index: 800;
  width: 48px;
  height: 48px;
  border: 1px solid var(--hairline);
  border-radius: 50%;
  background: var(--paper);
  color: var(--pine);
  font-size: 13px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: all .4s var(--ease);
  box-shadow: 0 10px 26px rgba(24, 46, 38, .12);
}
.back-top.is-show { opacity: 1; visibility: visible; transform: none; }
.back-top:hover { background: var(--pine); border-color: var(--pine); color: var(--paper); }

/* ---------- 滚动渐显 ---------- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity .9s var(--ease), transform .9s var(--ease);
}
.reveal.is-revealed { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: .1s; }
.reveal[data-delay="2"] { transition-delay: .2s; }
.reveal[data-delay="3"] { transition-delay: .3s; }
.reveal[data-delay="4"] { transition-delay: .4s; }
.reveal[data-delay="5"] { transition-delay: .5s; }

/* ---------- 降级与偏好 ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}

@media (max-width: 1360px) {
  .header-inner { padding: 0 36px; }
  .wrap { width: min(1200px, 100% - 88px); }
}

@media (max-width: 1200px) {
  .wrap { width: calc(100% - 64px); }
  .hero { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1.4fr 1fr 1fr 1.3fr; gap: 32px; }
}