/* ==========================================================================
   梵境设计研究中心 · 官网样式
   Fanjing Design Research Center — Official Website Styles
   ========================================================================== */

:root{
  --bg:#12100d;
  --bg-2:#171410;
  --bg-3:#1d1913;
  --panel:#1a1611;
  --line:rgba(200,161,90,.16);
  --line-strong:rgba(200,161,90,.34);
  --gold:#c8a15a;
  --gold-2:#dcbd83;
  --gold-soft:rgba(200,161,90,.14);
  --ivory:#ede6d8;
  --ivory-2:#f5efe3;
  --muted:#a19788;
  --muted-2:#7d7468;
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC","STSong","SimSun",serif;
  --sans:"PingFang SC","HarmonyOS Sans SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --ease:cubic-bezier(.22,.61,.36,1);
  --header-h:76px;
  --radius:14px;
  --maxw:1280px;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--sans);
  background:var(--bg);
  color:var(--ivory);
  line-height:1.75;
  font-size:16px;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
::selection{background:var(--gold);color:#17130b}
::-webkit-scrollbar{width:10px}
::-webkit-scrollbar-track{background:var(--bg)}
::-webkit-scrollbar-thumb{background:#332c1f;border-radius:8px;border:2px solid var(--bg)}
::-webkit-scrollbar-thumb:hover{background:var(--bronze,#8a6d3f)}

a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
ul,ol{list-style:none}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
input,textarea{font-family:inherit}

/* 背景肌理 */
body::before{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;opacity:.5;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='.05'/%3E%3C/svg%3E");
}
main{position:relative;z-index:1}

.container{width:min(var(--maxw),calc(100% - 48px));margin-inline:auto}
.section{padding:104px 0}
.section--tight{padding:72px 0}

/* 进度条 */
#scrollbar{position:fixed;top:0;left:0;height:2px;width:0;background:linear-gradient(90deg,var(--gold),var(--gold-2));z-index:1000;transition:width .1s linear}

/* ---------- 顶栏 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:900;height:var(--header-h);
  display:flex;align-items:center;
  transition:background .4s var(--ease),box-shadow .4s var(--ease),height .3s var(--ease);
}
.site-header.is-scrolled{background:rgba(15,13,10,.82);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);box-shadow:0 1px 0 var(--line)}
.header-inner{width:min(var(--maxw),calc(100% - 48px));margin-inline:auto;display:flex;align-items:center;gap:24px}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand__logo{width:42px;height:42px;border-radius:11px;overflow:hidden;background:#fff;display:grid;place-items:center;box-shadow:0 0 0 1px rgba(255,255,255,.06),0 6px 20px rgba(0,0,0,.4)}
.brand__logo img{width:100%;height:100%;object-fit:cover}
.brand__text{display:flex;flex-direction:column;line-height:1.15}
.brand__name{font-family:var(--serif);font-size:17px;letter-spacing:.08em;color:var(--ivory-2)}
.brand__sub{font-size:10px;letter-spacing:.28em;color:var(--muted);text-transform:uppercase}

.main-nav{margin-left:auto;display:flex;align-items:center;gap:2px}
.nav-item{position:relative}
.nav-link{
  display:flex;align-items:center;gap:6px;padding:10px 14px;font-size:14.5px;letter-spacing:.04em;color:var(--ivory);
  border-radius:9px;transition:color .25s,background .25s;
}
.nav-link:hover{color:var(--gold-2)}
.nav-link .caret{width:8px;height:8px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg) translateY(-2px);transition:transform .25s}
.nav-item:hover .caret,.nav-item.open .caret{transform:rotate(225deg) translateY(-2px)}
.nav-link.is-active{color:var(--gold-2)}

.dropdown{
  position:absolute;top:calc(100% + 10px);left:50%;transform:translateX(-50%) translateY(8px);
  min-width:220px;background:var(--bg-2);border:1px solid var(--line);border-radius:12px;padding:8px;
  opacity:0;visibility:hidden;transition:opacity .28s var(--ease),transform .28s var(--ease),visibility .28s;
  box-shadow:0 24px 60px rgba(0,0,0,.55);
}
.nav-item:hover .dropdown,.nav-item.open .dropdown{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.dropdown a{display:block;padding:10px 14px;border-radius:8px;font-size:13.5px;color:var(--muted);letter-spacing:.03em;transition:.2s}
.dropdown a:hover{color:var(--gold-2);background:var(--gold-soft)}
.dropdown a small{display:block;font-size:11px;color:var(--muted-2);letter-spacing:0}

.header-cta{display:flex;align-items:center;gap:10px;flex-shrink:0}
.header-cta .tel{font-size:13px;color:var(--muted);letter-spacing:.05em;white-space:nowrap}
.btn--sm{padding:10px 18px;font-size:13.5px}

.burger{display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:10px;place-items:center;flex-direction:column;gap:5px}
.burger span{display:block;width:18px;height:1.5px;background:var(--ivory);transition:.3s var(--ease)}
.burger.is-open span:nth-child(1){transform:translateY(6.5px) rotate(45deg)}
.burger.is-open span:nth-child(2){opacity:0}
.burger.is-open span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg)}

/* 移动端抽屉 */
.drawer{
  position:fixed;inset:0;z-index:950;pointer-events:none;
}
.drawer__backdrop{position:absolute;inset:0;background:rgba(0,0,0,.6);opacity:0;transition:.35s}
.drawer__panel{
  position:absolute;top:0;right:0;bottom:0;width:min(86vw,360px);background:var(--bg-2);
  transform:translateX(100%);transition:transform .4s var(--ease);display:flex;flex-direction:column;
  border-left:1px solid var(--line);padding:26px 24px 32px;overflow-y:auto;
}
.drawer.is-open{pointer-events:auto}
.drawer.is-open .drawer__backdrop{opacity:1}
.drawer.is-open .drawer__panel{transform:translateX(0)}
.drawer__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.drawer__close{width:38px;height:38px;border:1px solid var(--line);border-radius:10px;font-size:20px;line-height:1;color:var(--ivory)}
.drawer .mnav a{display:block;padding:13px 4px;border-bottom:1px solid var(--line);font-size:15px;color:var(--ivory)}
.drawer .mnav a small{display:block;font-size:11px;color:var(--muted-2)}
.drawer .mgroup{margin-top:14px}
.drawer .mgroup>span{display:block;font-size:11px;letter-spacing:.2em;color:var(--muted-2);margin-bottom:6px;text-transform:uppercase}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;padding:14px 30px;border-radius:999px;
  font-size:14.5px;letter-spacing:.1em;font-weight:500;position:relative;overflow:hidden;
  transition:transform .3s var(--ease),box-shadow .3s var(--ease),background .3s,color .3s,border-color .3s;
  will-change:transform;
}
.btn .arr{transition:transform .3s var(--ease)}
.btn:hover .arr{transform:translateX(4px)}
.btn--gold{background:linear-gradient(135deg,var(--gold) 0%,#ad8848 100%);color:#1c1609;box-shadow:0 10px 30px rgba(200,161,90,.28)}
.btn--gold:hover{transform:translateY(-2px);box-shadow:0 16px 40px rgba(200,161,90,.4)}
.btn--ghost{border:1px solid var(--line-strong);color:var(--ivory);background:rgba(200,161,90,.04)}
.btn--ghost:hover{border-color:var(--gold);color:var(--gold-2);transform:translateY(-2px)}
.btn--dark{background:var(--ivory-2);color:#1c1609}
.btn--dark:hover{transform:translateY(-2px)}

/* ---------- 通用标题 ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:12px;font-size:12px;letter-spacing:.32em;color:var(--gold);
  text-transform:uppercase;margin-bottom:22px;
}
.eyebrow::before{content:"";width:34px;height:1px;background:linear-gradient(90deg,transparent,var(--gold))}
.h2{font-family:var(--serif);font-size:clamp(30px,4.4vw,48px);line-height:1.22;letter-spacing:.02em;color:var(--ivory-2);font-weight:600}
.h2 em{font-style:normal;color:var(--gold)}
.lead{color:var(--muted);font-size:16.5px;max-width:680px;margin-top:20px}
.section-head{margin-bottom:56px}
.section-head--center{text-align:center}
.section-head--center .eyebrow::before{display:none}
.section-head--center .lead{margin-inline:auto}
.section-head--split{display:flex;align-items:flex-end;justify-content:space-between;gap:40px}
.section-head--split .lead{margin-top:14px}

/* ---------- 首页 Hero ---------- */
.hero{
  position:relative;min-height:100svh;display:flex;align-items:center;overflow:hidden;
  padding:calc(var(--header-h) + 60px) 0 80px;
}
.hero__bg{position:absolute;inset:0;z-index:-2}
.hero__bg .aura{
  position:absolute;width:900px;height:900px;border-radius:50%;filter:blur(90px);opacity:.32;
  background:radial-gradient(circle at center,rgba(200,161,90,.55),transparent 60%);
}
.hero__bg .aura.a1{top:-340px;right:-180px}
.hero__bg .aura.a2{bottom:-420px;left:-220px;background:radial-gradient(circle at center,rgba(120,90,50,.4),transparent 60%)}
.hero__gridlines{
  position:absolute;inset:0;z-index:-1;opacity:.5;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:90px 90px;
  -webkit-mask-image:radial-gradient(ellipse at 60% 40%,#000 0%,transparent 72%);
  mask-image:radial-gradient(ellipse at 60% 40%,#000 0%,transparent 72%);
}
.hero__inner{position:relative}
.hero .eyebrow{font-size:12.5px}
.hero h1{
  font-family:var(--serif);font-weight:600;font-size:clamp(40px,7vw,84px);line-height:1.12;letter-spacing:.02em;
  color:var(--ivory-2);max-width:14em;
}
.hero h1 .gold{color:var(--gold)}
.hero h1 .stroke{
  color:transparent;-webkit-text-stroke:1px rgba(200,161,90,.7);
}
.hero__sub{margin-top:28px;color:var(--muted);font-size:17px;max-width:560px;line-height:1.9}
.hero__actions{margin-top:40px;display:flex;gap:16px;flex-wrap:wrap}
.hero__meta{margin-top:64px;display:flex;gap:0;border-top:1px solid var(--line);padding-top:28px;flex-wrap:wrap}
.hero__meta .m{flex:1;min-width:150px;padding-right:24px}
.hero__meta .m+.m{border-left:1px solid var(--line);padding-left:24px}
.hero__meta .num{font-family:var(--serif);font-size:30px;color:var(--gold-2);line-height:1}
.hero__meta .lab{font-size:12px;color:var(--muted);letter-spacing:.12em;margin-top:8px}
.hero__scroll{
  position:absolute;bottom:28px;left:50%;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:10px;
  color:var(--muted);font-size:11px;letter-spacing:.3em;text-transform:uppercase;
}
.hero__scroll .line{width:1px;height:44px;background:linear-gradient(var(--gold),transparent);animation:drip 2.2s ease-in-out infinite}
@keyframes drip{0%{transform:scaleY(0);transform-origin:top}45%{transform:scaleY(1);transform-origin:top}55%{transform:scaleY(1);transform-origin:bottom}100%{transform:scaleY(0);transform-origin:bottom}}

/* 跑马灯 */
.marquee{overflow:hidden;border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--bg-2);padding:20px 0}
.marquee__track{display:flex;width:max-content;animation:marquee 42s linear infinite}
.marquee__track .mq{display:flex;flex-shrink:0;align-items:center}
.marquee__track .mq span{font-family:var(--serif);font-size:16px;letter-spacing:.22em;color:var(--muted);white-space:nowrap;display:inline-flex;align-items:center}
.marquee__track .mq span::after{content:"✦";color:var(--gold);font-size:12px;margin:0 60px}
@keyframes marquee{to{transform:translateX(-50%)}}

/* ---------- 卡片通用 ---------- */
.grid{display:grid;gap:24px}
.grid--3{grid-template-columns:repeat(3,1fr)}
.grid--4{grid-template-columns:repeat(4,1fr)}
.grid--2{grid-template-columns:repeat(2,1fr)}

.card{
  position:relative;background:linear-gradient(180deg,var(--bg-3),var(--panel));border:1px solid var(--line);
  border-radius:var(--radius);padding:32px;overflow:hidden;transition:transform .4s var(--ease),border-color .4s,box-shadow .4s;
}
.card::after{
  content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;
  background:radial-gradient(500px circle at var(--mx,50%) var(--my,0%),rgba(200,161,90,.12),transparent 40%);opacity:0;transition:opacity .4s;
}
.card:hover{transform:translateY(-6px);border-color:var(--line-strong);box-shadow:0 30px 60px rgba(0,0,0,.5)}
.card:hover::after{opacity:1}
.card__icon{
  width:54px;height:54px;border-radius:14px;display:grid;place-items:center;margin-bottom:22px;
  background:var(--gold-soft);border:1px solid var(--line);color:var(--gold-2);font-size:22px;
}
.card h3{font-family:var(--serif);font-size:21px;font-weight:600;letter-spacing:.04em;margin-bottom:12px;color:var(--ivory-2)}
.card p{color:var(--muted);font-size:14.5px;line-height:1.85}
.card .more{display:inline-flex;align-items:center;gap:8px;margin-top:20px;font-size:13.5px;letter-spacing:.08em;color:var(--gold);transition:.25s}
.card .more:hover{gap:12px;color:var(--gold-2)}
.card__num{position:absolute;top:22px;right:26px;font-family:var(--serif);font-size:44px;line-height:1;color:rgba(200,161,90,.12)}

/* ---------- 统计 ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.stat{background:var(--bg-2);padding:40px 28px;text-align:center}
.stat .n{font-family:var(--serif);font-size:clamp(34px,4vw,52px);color:var(--gold-2);line-height:1;font-weight:600}
.stat .n .suffix{font-size:.5em;color:var(--gold)}
.stat .l{font-size:13px;color:var(--muted);letter-spacing:.14em;margin-top:12px}

/* ---------- 服务 ---------- */
.service-card{padding:36px}
.service-card .tag{position:absolute;top:26px;right:26px;font-size:11px;letter-spacing:.18em;color:var(--muted-2)}
.service-card .list{margin-top:16px;display:flex;flex-wrap:wrap;gap:8px}
.service-card .list li{font-size:12px;color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:4px 12px;letter-spacing:.04em}

/* ---------- 案例 ---------- */
.case-card{display:block;padding:0;background:var(--panel)}
.case-card .thumb{position:relative;aspect-ratio:4/3;overflow:hidden;background:#100e0b}
.case-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .7s var(--ease);filter:saturate(.92)}
.case-card:hover .thumb img{transform:scale(1.06)}
.case-card .thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 55%,rgba(0,0,0,.55))}
.case-card .cat{position:absolute;top:16px;left:16px;z-index:2;font-size:11px;letter-spacing:.2em;color:#17130b;background:var(--gold);padding:5px 12px;border-radius:999px}
.case-card .body{padding:20px 24px 24px}
.case-card .body h3{font-size:18px;margin-bottom:4px}
.case-card .body .loc{font-size:12.5px;color:var(--muted);letter-spacing:.04em}

/* 筛选 chips */
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:40px}
.chip{padding:9px 20px;border-radius:999px;border:1px solid var(--line);font-size:13.5px;letter-spacing:.06em;color:var(--muted);transition:.25s}
.chip:hover{color:var(--gold-2);border-color:var(--line-strong)}
.chip.is-active{background:var(--gold);color:#1c1609;border-color:var(--gold)}

/* ---------- 流程 ---------- */
.steps{position:relative}
.step{display:grid;grid-template-columns:110px 1fr;gap:28px;padding:34px 0;border-top:1px solid var(--line)}
.step:last-child{border-bottom:1px solid var(--line)}
.step .idx{font-family:var(--serif);font-size:44px;line-height:1;color:transparent;-webkit-text-stroke:1px var(--gold)}
.step h3{font-family:var(--serif);font-size:22px;font-weight:600;color:var(--ivory-2);margin-bottom:10px}
.step p{color:var(--muted);font-size:15px}
.step .tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.step .tags li{font-size:12px;color:var(--gold);border:1px solid var(--line);padding:3px 12px;border-radius:999px;letter-spacing:.04em}

/* ---------- 手风琴 FAQ ---------- */
.acc{border-bottom:1px solid var(--line)}
.acc__q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:24px 6px;text-align:left;font-size:16.5px;color:var(--ivory);transition:color .25s}
.acc__q:hover{color:var(--gold-2)}
.acc__q .ic{flex-shrink:0;width:30px;height:30px;border:1px solid var(--line-strong);border-radius:50%;display:grid;place-items:center;font-size:18px;color:var(--gold);transition:.3s var(--ease)}
.acc.is-open .acc__q{color:var(--gold-2)}
.acc.is-open .acc__q .ic{transform:rotate(45deg);background:var(--gold);color:#1c1609;border-color:var(--gold)}
.acc__a{max-height:0;overflow:hidden;transition:max-height .45s var(--ease)}
.acc__a-inner{padding:0 6px 26px;color:var(--muted);font-size:15px;line-height:1.9;max-width:860px}
.acc__a-inner p+p{margin-top:12px}

/* ---------- 文章 ---------- */
.article-card{display:flex;flex-direction:column;gap:0}
.article-card .meta{display:flex;gap:14px;align-items:center;font-size:12px;letter-spacing:.12em;color:var(--muted-2);margin-bottom:14px}
.article-card .meta b{color:var(--gold);font-weight:500}

/* ---------- 引用 ---------- */
.quote-band{position:relative;text-align:center;padding:90px 0}
.quote-band .mark{font-family:var(--serif);font-size:90px;line-height:0;color:var(--gold);opacity:.6;display:block;margin-bottom:30px}
.quote-band blockquote{font-family:var(--serif);font-size:clamp(22px,3.4vw,34px);line-height:1.6;color:var(--ivory-2);max-width:900px;margin-inline:auto}
.quote-band .who{margin-top:26px;color:var(--muted);font-size:13px;letter-spacing:.2em}

/* ---------- CTA ---------- */
.cta-band{position:relative;border:1px solid var(--line);border-radius:24px;overflow:hidden;padding:72px 48px;text-align:center;background:linear-gradient(160deg,var(--bg-3),var(--bg-2))}
.cta-band .aura{position:absolute;width:560px;height:560px;border-radius:50%;filter:blur(80px);background:radial-gradient(circle,rgba(200,161,90,.4),transparent 65%);top:-260px;left:50%;transform:translateX(-50%);opacity:.5}
.cta-band h2{font-family:var(--serif);font-size:clamp(26px,3.6vw,40px);color:var(--ivory-2);position:relative}
.cta-band p{color:var(--muted);margin:18px auto 34px;max-width:520px;position:relative}
.cta-band .row{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;position:relative}

/* ---------- 页头（内页） ---------- */
.page-hero{position:relative;padding:calc(var(--header-h) + 84px) 0 64px;overflow:hidden}
.page-hero .aura{position:absolute;width:640px;height:640px;border-radius:50%;filter:blur(100px);background:radial-gradient(circle,rgba(200,161,90,.4),transparent 65%);top:-300px;right:-120px;opacity:.4}
.page-hero h1{font-family:var(--serif);font-size:clamp(34px,5.4vw,58px);line-height:1.16;color:var(--ivory-2);font-weight:600;letter-spacing:.02em}
.page-hero .crumb{display:flex;gap:10px;align-items:center;font-size:12.5px;letter-spacing:.1em;color:var(--muted-2);margin-bottom:26px}
.page-hero .crumb a:hover{color:var(--gold-2)}
.page-hero .crumb .sep{color:var(--gold)}
.page-hero .desc{margin-top:20px;color:var(--muted);font-size:16.5px;max-width:700px;line-height:1.9}

/* ---------- 图文块 ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.split .vis{position:relative;border-radius:20px;overflow:hidden;border:1px solid var(--line)}
.split .vis img{width:100%;height:100%;object-fit:cover}
.split .vis .frame{position:absolute;inset:0;box-shadow:inset 0 0 0 1px rgba(200,161,90,.2);border-radius:inherit;pointer-events:none}
.prose h2{font-family:var(--serif);font-size:26px;color:var(--ivory-2);margin:0 0 16px;font-weight:600}
.prose p{color:var(--muted);margin-bottom:16px;font-size:15.5px;line-height:1.95}
.prose strong{color:var(--ivory);font-weight:600}
.prose em{font-style:normal;color:var(--gold-2)}
.checklist{margin-top:8px;display:grid;gap:12px}
.checklist li{display:flex;gap:12px;align-items:flex-start;color:var(--muted);font-size:14.5px}
.checklist li::before{content:"✓";flex-shrink:0;width:22px;height:22px;border-radius:50%;background:var(--gold-soft);border:1px solid var(--line-strong);color:var(--gold);display:grid;place-items:center;font-size:12px;margin-top:2px}

/* ---------- 画廊 / 光箱 ---------- */
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.gallery .g-item{position:relative;aspect-ratio:4/3;border-radius:12px;overflow:hidden;cursor:zoom-in;border:1px solid var(--line);background:#100e0b}
.gallery .g-item img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease),opacity .4s}
.gallery .g-item:hover img{transform:scale(1.05)}
.gallery .g-item::after{content:"⤢";position:absolute;right:10px;bottom:8px;color:#fff;font-size:15px;opacity:0;transition:.3s;text-shadow:0 2px 8px rgba(0,0,0,.6)}
.gallery .g-item:hover::after{opacity:1}

.lightbox{position:fixed;inset:0;z-index:1200;background:rgba(8,7,5,.94);display:none;align-items:center;justify-content:center;backdrop-filter:blur(6px)}
.lightbox.is-open{display:flex}
.lightbox img{max-width:min(92vw,1200px);max-height:86vh;object-fit:contain;border-radius:6px;box-shadow:0 30px 80px rgba(0,0,0,.6)}
.lightbox .cap{position:absolute;bottom:28px;left:50%;transform:translateX(-50%);color:var(--muted);font-size:13px;letter-spacing:.08em}
.lightbox .btn{position:absolute;width:50px;height:50px;border-radius:50%;border:1px solid var(--line-strong);display:grid;place-items:center;font-size:22px;color:var(--ivory);transition:.25s;background:rgba(0,0,0,.3)}
.lightbox .btn:hover{background:var(--gold);color:#1c1609;border-color:var(--gold)}
.lightbox .close{top:26px;right:26px}
.lightbox .prev{left:26px;top:50%;transform:translateY(-50%)}
.lightbox .next{right:26px;top:50%;transform:translateY(-50%)}
.lightbox .count{position:absolute;top:30px;left:30px;color:var(--muted);font-size:13px;letter-spacing:.12em}

/* ---------- 表格 ---------- */
.tbl-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:14px}
table{width:100%;border-collapse:collapse;min-width:640px}
th,td{padding:15px 18px;text-align:left;font-size:14px;border-bottom:1px solid var(--line);vertical-align:top}
th{background:var(--bg-3);color:var(--gold-2);font-weight:500;letter-spacing:.06em;white-space:nowrap}
td{color:var(--muted)}
tr:last-child td{border-bottom:none}

/* ---------- 联系 ---------- */
.contact-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:start}
.contact-card{display:flex;gap:18px;padding:24px;border:1px solid var(--line);border-radius:14px;background:var(--bg-2);margin-bottom:14px}
.contact-card .ic{flex-shrink:0;width:46px;height:46px;border-radius:12px;background:var(--gold-soft);border:1px solid var(--line-strong);display:grid;place-items:center;color:var(--gold-2);font-size:18px}
.contact-card h4{font-size:13px;letter-spacing:.16em;color:var(--muted-2);margin-bottom:6px;text-transform:uppercase}
.contact-card .v{font-size:16px;color:var(--ivory);line-height:1.6}
.contact-card .v a:hover{color:var(--gold-2)}
.qr{width:150px;height:150px;border-radius:14px;background:var(--bg-3);border:1px solid var(--line);display:grid;place-items:center;color:var(--muted-2);font-size:12px;text-align:center;padding:12px}

/* ---------- 页脚 ---------- */
.site-footer{border-top:1px solid var(--line);background:var(--bg-2);padding:72px 0 34px;position:relative;z-index:1}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:44px;margin-bottom:52px}
.footer-grid h4{font-size:13px;letter-spacing:.2em;color:var(--ivory);margin-bottom:18px;text-transform:uppercase}
.footer-grid .brand__name{font-size:20px}
.footer-grid p{color:var(--muted);font-size:13.5px;line-height:1.9;margin-top:16px;max-width:300px}
.footer-col a{display:block;color:var(--muted);font-size:13.5px;padding:5px 0;transition:.2s}
.footer-col a:hover{color:var(--gold-2);padding-left:4px}
.footer-bottom{border-top:1px solid var(--line);padding-top:26px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;color:var(--muted-2);font-size:12.5px}
.footer-bottom a:hover{color:var(--gold-2)}

/* ---------- 返回顶部 ---------- */
.to-top{position:fixed;right:26px;bottom:26px;z-index:800;width:48px;height:48px;border-radius:50%;border:1px solid var(--line-strong);background:var(--bg-2);color:var(--gold);display:grid;place-items:center;font-size:18px;opacity:0;visibility:hidden;transform:translateY(12px);transition:.35s var(--ease)}
.to-top.is-show{opacity:1;visibility:visible;transform:translateY(0)}
.to-top:hover{background:var(--gold);color:#1c1609}

/* ---------- 显现动画 ---------- */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal.in{opacity:1;transform:none}
.reveal[data-delay="1"]{transition-delay:.08s}
.reveal[data-delay="2"]{transition-delay:.16s}
.reveal[data-delay="3"]{transition-delay:.24s}
.reveal[data-delay="4"]{transition-delay:.32s}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .grid--4{grid-template-columns:repeat(2,1fr)}
  .grid--3{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .split{grid-template-columns:1fr;gap:36px}
  .contact-grid{grid-template-columns:1fr}
  .section-head--split{flex-direction:column;align-items:flex-start;gap:12px}
  .main-nav{display:none}
  .burger{display:grid}
  .header-cta .tel{display:none}
}
@media (max-width:640px){
  .grid--3,.grid--4,.grid--2{grid-template-columns:1fr}
  .stats{grid-template-columns:repeat(2,1fr)}
  .gallery{grid-template-columns:repeat(2,1fr)}
  .step{grid-template-columns:1fr;gap:10px}
  .hero__meta .m{min-width:120px}
  .hero__meta .m+.m{border-left:none;padding-left:0}
  .cta-band{padding:56px 24px}
  .section{padding:72px 0}
  .footer-grid{grid-template-columns:1fr}
  .btn{padding:13px 24px}
  .h2{font-size:30px}
}

/* ---------- 联系表单 ---------- */
.contact-form{margin-top:24px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.form-field{display:flex;flex-direction:column;gap:8px}
.form-field--full{grid-column:1 / -1}
.form-field label{font-size:13px;letter-spacing:.12em;color:var(--muted)}
.form-field label em{color:var(--gold);font-style:normal}
.form-field input,.form-field select,.form-field textarea{background:var(--bg-2);border:1px solid var(--line);border-radius:10px;padding:13px 16px;color:var(--ivory);font-size:15px;outline:none;transition:border-color .25s,box-shadow .25s;width:100%}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{border-color:var(--gold);box-shadow:0 0 0 3px rgba(200,161,90,.14)}
.form-field input::placeholder,.form-field textarea::placeholder{color:var(--muted-2)}
.form-field select{appearance:none;-webkit-appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23c8a15a' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 16px center;padding-right:40px;cursor:pointer}
.form-field textarea{resize:vertical;min-height:120px}
.form-field input.is-error,.form-field select.is-error{border-color:#c66a5e}
.form-actions{display:flex;align-items:center;gap:20px;margin-top:28px;flex-wrap:wrap}
.form-hint{font-size:12.5px;color:var(--muted-2)}
.form-success{text-align:center;padding:44px 22px;border:1px solid var(--line-strong);border-radius:16px;background:var(--bg-2);margin-top:28px}
.form-success__icon{width:60px;height:60px;margin:0 auto 18px;border-radius:50%;background:var(--gold);color:#1c1609;display:grid;place-items:center;font-size:26px}
.form-success h3{font-family:var(--serif);font-size:22px;color:var(--ivory-2);margin-bottom:10px}
.form-success p{color:var(--muted);font-size:14.5px;margin-bottom:8px;line-height:1.8}
.form-success p b{color:var(--gold-2);font-weight:600}
.form-success .btn{margin-top:14px}
@media (max-width:640px){.form-grid{grid-template-columns:1fr}.form-actions{flex-direction:column;align-items:stretch}}