:root{
  --bg:#0E0D0C;
  --bg-soft:#171514;
  --bg-card:#1C1A18;
  --line:rgba(255,255,255,.12);
  --line-strong:rgba(255,255,255,.24);
  --fg:#F2EFEA;
  --fg-dim:#A29C94;
  --fg-faint:#6E6862;
  --paper:#F5F2EE;
  --paper-soft:#EDE8E1;
  --paper-fg:#1A1815;
  --paper-dim:#6B655E;
  --sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  --max:1240px;
  --r:14px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  background:var(--bg);color:var(--fg);
  font-family:var(--sans);font-size:16px;line-height:1.75;
  -webkit-font-smoothing:antialiased;
  padding-bottom:0;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button{font-family:inherit;color:inherit;background:none;border:none;cursor:pointer}
::selection{background:#F2EFEA;color:#0E0D0C}

.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
@media(max-width:640px){.wrap{padding:0 18px}}

/* ---------- 顶部导航 ---------- */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:60;
  display:flex;align-items:center;justify-content:space-between;
  gap:24px;height:64px;padding:0 24px;
  background:rgba(14,13,12,.62);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:background .3s var(--ease),border-color .3s var(--ease);
}
.nav.scrolled{background:rgba(14,13,12,.9);border-bottom-color:var(--line)}
.nav-logo{font-size:15px;font-weight:500;letter-spacing:.14em;white-space:nowrap}
.nav-links{display:flex;gap:28px}
.nav-links a{font-size:14px;color:var(--fg-dim);transition:color .2s}
.nav-links a:hover{color:var(--fg)}
.nav-cta{
  font-size:13px;letter-spacing:.06em;padding:8px 18px;
  border:1px solid var(--line-strong);border-radius:999px;
  transition:background .25s var(--ease),color .25s var(--ease);
  white-space:nowrap;
}
.nav-cta:hover{background:var(--fg);color:var(--bg)}
@media(max-width:860px){
  .nav-links{display:none}
}

/* ---------- 首屏 ---------- */
.hero{position:relative;min-height:100svh;display:flex;align-items:flex-end;overflow:hidden}
.hero-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(14,13,12,.55) 0%,rgba(14,13,12,.15) 42%,rgba(14,13,12,.92) 100%);
}
.hero-inner{position:relative;z-index:2;width:100%;padding-bottom:88px;padding-top:120px}
.hero-city{
  font-size:12px;letter-spacing:.32em;color:var(--fg-dim);
  text-transform:uppercase;margin-bottom:20px;
}
.hero-name{
  font-size:clamp(46px,10vw,104px);line-height:1.02;font-weight:500;
  letter-spacing:.06em;margin-bottom:16px;
}
.hero-role{font-size:clamp(15px,2.2vw,19px);color:var(--fg);letter-spacing:.14em;margin-bottom:14px}
.hero-tag{font-size:15px;color:var(--fg-dim);max-width:34em;margin-bottom:34px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:13px 26px;border-radius:999px;font-size:14px;letter-spacing:.06em;
  border:1px solid var(--line-strong);
  transition:background .25s var(--ease),color .25s var(--ease),border-color .25s;
}
.btn:hover{background:var(--fg);color:var(--bg);border-color:var(--fg)}
.btn-solid{background:var(--fg);color:var(--bg);border-color:var(--fg)}
.btn-solid:hover{background:transparent;color:var(--fg);border-color:var(--line-strong)}

/* ---------- 区块通用 ---------- */
.section{padding:104px 0}
@media(max-width:640px){.section{padding:64px 0}}
.sec-head{margin-bottom:44px}
.sec-kicker{font-size:12px;letter-spacing:.3em;color:var(--fg-faint);margin-bottom:14px}
.sec-title{font-size:clamp(26px,4vw,40px);font-weight:500;letter-spacing:.04em;line-height:1.25}
.sec-sub{font-size:15px;color:var(--fg-dim);margin-top:12px;max-width:40em}

/* ---------- 作品 ---------- */
.filters{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:32px}
.filter{
  padding:8px 18px;border-radius:999px;font-size:14px;
  border:1px solid var(--line);color:var(--fg-dim);
  transition:all .25s var(--ease);
}
.filter:hover{color:var(--fg);border-color:var(--line-strong)}
.filter.on{background:var(--fg);color:var(--bg);border-color:var(--fg)}

.grid{column-count:3;column-gap:14px}
@media(max-width:960px){.grid{column-count:2}}
@media(max-width:560px){.grid{column-count:1}}

.card{
  break-inside:avoid;margin-bottom:14px;position:relative;
  border-radius:var(--r);overflow:hidden;background:var(--bg-card);
  cursor:zoom-in;
}
.card img{width:100%;transition:transform .8s var(--ease),opacity .5s}
.card:hover img{transform:scale(1.04)}
.card-cap{
  position:absolute;left:0;right:0;bottom:0;padding:26px 18px 16px;
  background:linear-gradient(180deg,rgba(14,13,12,0) 0%,rgba(14,13,12,.82) 78%);
  opacity:0;transform:translateY(8px);
  transition:opacity .35s var(--ease),transform .35s var(--ease);
}
.card:hover .card-cap{opacity:1;transform:none}
.card-title{font-size:15px;font-weight:500;letter-spacing:.04em}
.card-place{font-size:12px;color:var(--fg-dim);margin-top:2px}
@media(hover:none){
  .card-cap{opacity:1;transform:none}
}

/* ---------- 关于我（浅色） ---------- */
.paper{background:var(--paper);color:var(--paper-fg)}
.paper .sec-kicker{color:var(--paper-dim)}
.paper .sec-sub{color:var(--paper-dim)}
.about{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1fr);gap:56px;align-items:start}
@media(max-width:860px){.about{grid-template-columns:1fr;gap:36px}}
.about-img{border-radius:var(--r);overflow:hidden;background:var(--bg-card)}
.about-img img{width:100%}
.about-text p{font-size:16.5px;line-height:1.9;margin-bottom:18px;color:#2E2A25}
.about-text p:first-child{font-size:19px}
.facts{margin-top:30px;border-top:1px solid var(--paper-soft)}
.fact{display:flex;gap:24px;padding:13px 0;border-bottom:1px solid var(--paper-soft);font-size:14.5px}
.fact dt{width:64px;flex:none;color:var(--paper-dim);letter-spacing:.08em}
.fact dd{color:var(--paper-fg)}

/* ---------- 服务与档期 ---------- */
.pkgs{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
@media(max-width:900px){.pkgs{grid-template-columns:1fr}}
.pkg{
  background:var(--bg-soft);border:1px solid var(--line);
  border-radius:var(--r);padding:30px 26px;
  display:flex;flex-direction:column;
  transition:border-color .3s var(--ease),transform .3s var(--ease);
}
.pkg:hover{border-color:var(--line-strong);transform:translateY(-3px)}
.pkg-name{font-size:19px;font-weight:500;letter-spacing:.06em}
.pkg-price{font-size:27px;margin:10px 0 6px;letter-spacing:.02em}
.pkg-desc{font-size:14px;color:var(--fg-dim);margin-bottom:20px}
.pkg-items{list-style:none;font-size:14.5px;color:var(--fg-dim);margin-bottom:24px}
.pkg-items li{padding:7px 0;border-top:1px solid var(--line);display:flex;gap:10px}
.pkg-items li::before{content:"—";color:var(--fg-faint)}
.pkg-btn{margin-top:auto;font-size:14px;letter-spacing:.06em;color:var(--fg);border-bottom:1px solid var(--line-strong);padding-bottom:3px;align-self:flex-start}
.pkg-btn:hover{border-color:var(--fg)}
.sched{
  margin-top:26px;padding:16px 20px;border-radius:var(--r);
  background:var(--bg-soft);border:1px solid var(--line);
  font-size:14.5px;color:var(--fg-dim);
}

/* ---------- 联系 ---------- */
.contact{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:56px;align-items:start}
@media(max-width:860px){.contact{grid-template-columns:1fr;gap:40px}}
.qr-box{display:flex;gap:24px;align-items:center;margin-bottom:26px}
.qr{
  width:132px;height:132px;flex:none;border-radius:12px;overflow:hidden;
  background:#fff;padding:8px;
}
.qr img{width:100%;height:100%;object-fit:contain}
.qr-txt strong{display:block;font-size:20px;font-weight:500;letter-spacing:.06em;margin-bottom:6px}
.qr-txt span{font-size:14px;color:var(--fg-dim)}
.contact-lines{font-size:15px;color:var(--fg-dim)}
.contact-lines a{border-bottom:1px solid var(--line-strong)}
.contact-lines a:hover{color:var(--fg)}
.contact-note{font-size:13.5px;color:var(--fg-faint);margin-top:14px}

.socials{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.social{
  display:flex;align-items:center;gap:10px;padding:11px 18px;
  border:1px solid var(--line);border-radius:999px;font-size:14px;color:var(--fg-dim);
  transition:all .25s var(--ease);
}
.social:hover{color:var(--fg);border-color:var(--line-strong)}
.social.p{border-color:var(--line-strong);color:var(--fg)}

.form{background:var(--bg-soft);border:1px solid var(--line);border-radius:var(--r);padding:30px 28px}
@media(max-width:520px){.form{padding:24px 20px}}
.field{margin-bottom:18px}
.field label{display:block;font-size:13px;color:var(--fg-dim);margin-bottom:7px;letter-spacing:.06em}
.field input,.field select,.field textarea{
  width:100%;background:var(--bg);border:1px solid var(--line);
  border-radius:10px;padding:12px 14px;color:var(--fg);
  font-family:inherit;font-size:15px;
  transition:border-color .2s;
}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--line-strong)}
.field textarea{min-height:96px;resize:vertical}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media(max-width:520px){.form-row{grid-template-columns:1fr}}
.form button{
  width:100%;padding:14px;border-radius:999px;
  background:var(--fg);color:var(--bg);font-size:15px;letter-spacing:.08em;
  transition:opacity .25s;
}
.form button:hover{opacity:.86}
.form-tip{font-size:12.5px;color:var(--fg-faint);margin-top:12px;text-align:center}

/* ---------- 页脚 ---------- */
.footer{border-top:1px solid var(--line);padding:34px 0 40px}
.footer-in{display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;font-size:13px;color:var(--fg-faint)}
.footer-in a:hover{color:var(--fg-dim)}

/* ---------- 移动端常驻咨询条（转化关键） ---------- */
.mcta{
  display:none;position:fixed;left:14px;right:14px;bottom:14px;z-index:70;
  align-items:center;justify-content:space-between;gap:12px;
  padding:11px 12px 11px 20px;border-radius:999px;
  background:rgba(28,26,24,.94);backdrop-filter:blur(14px);
  border:1px solid var(--line-strong);
}
.mcta span{font-size:14px}
.mcta b{font-weight:500}
.mcta a{
  padding:9px 20px;border-radius:999px;background:var(--fg);color:var(--bg);
  font-size:14px;letter-spacing:.06em;white-space:nowrap;
}
@media(max-width:860px){
  .mcta{display:flex}
  .footer{padding-bottom:96px}
}

/* ---------- 灯箱 ---------- */
.lb{
  position:fixed;inset:0;z-index:100;display:none;
  align-items:center;justify-content:center;
  background:rgba(8,7,7,.96);padding:24px;
}
.lb.on{display:flex}
.lb img{max-width:92vw;max-height:82vh;object-fit:contain;border-radius:4px}
.lb-cap{position:absolute;bottom:26px;left:0;right:0;text-align:center;font-size:13.5px;color:var(--fg-dim)}
.lb-close,.lb-prev,.lb-next{
  position:absolute;width:46px;height:46px;border-radius:50%;
  border:1px solid var(--line-strong);display:flex;align-items:center;justify-content:center;
  font-size:20px;color:var(--fg);transition:background .2s;
}
.lb-close:hover,.lb-prev:hover,.lb-next:hover{background:rgba(255,255,255,.12)}
.lb-close{top:22px;right:22px}
.lb-prev{left:20px;top:50%;margin-top:-23px}
.lb-next{right:20px;top:50%;margin-top:-23px}
@media(max-width:640px){
  .lb-prev{left:8px}.lb-next{right:8px}.lb-close{top:12px;right:12px}
}

/* ---------- 滚动进场 ---------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
}