/* ============ REALCOLOR — black / red editorial ============ */
:root{
  --bg:#000; --bg2:#0a0a0b; --panel:#101013;
  --text:#ffffff; --muted:#a2a29b; --line:rgba(255,255,255,.13);
  --accent:#e30329; --accent2:#ff4757; --purple:#7b4ba8;
  --font-d:"Manrope","Noto Sans SC","PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  --font-s:"Oswald","Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--text);font-family:var(--font-d);
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
  display:flex;flex-direction:column;min-height:100vh;
  transition:opacity .18s ease}
body.leaving{opacity:0}
@keyframes pageIn{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}
#main{flex:1;animation:pageIn .5s cubic-bezier(.22,.61,.36,1) both}
/* 悬浮 footer 页面：transform 会让 position:fixed 失效，改用纯淡入 */
@keyframes pageFadeIn{from{opacity:0}to{opacity:1}}
.has-fixed-footer #main{animation-name:pageFadeIn}
/* 大标题用 Oswald 工业风窄体（中文回落思源黑体加粗） */
.page-head h1,.section-head h2,.blk-heading h1,.blk-heading h2,.blk-heading h3,
.cta h2,.detail h1,.hero-h1{font-family:var(--font-s);letter-spacing:.04em;
  text-transform:uppercase}
/* 内容页不全宽：居中限宽，hero/通栏图/marquee/作品页 除外 */
.page-head,.section,.contact-hero,.contact-rows{max-width:1360px;margin-inline:auto}
.section--wide,.page-head--wide{max-width:none}
.section--alt{box-shadow:0 0 0 100vmax var(--bg2);clip-path:inset(0 -100vmax)}
.contact-image{max-width:1360px;margin-inline:auto;padding:0 4vw}
.blk-quote p{font-family:var(--font-s);letter-spacing:.02em}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
::selection{background:var(--accent);color:#fff}
::-webkit-scrollbar{width:10px}
::-webkit-scrollbar-track{background:#0b0b0d}
::-webkit-scrollbar-thumb{background:#26262e;border-radius:6px}
::-webkit-scrollbar-thumb:hover{background:#34343e}
a:focus-visible,button:focus-visible{outline:2px solid var(--accent);outline-offset:3px}

/* ---------- nav ---------- */
.nav{position:fixed;inset:0 0 auto 0;z-index:50;display:flex;align-items:center;
  justify-content:space-between;padding:22px 4vw 44px;transition:background .35s,backdrop-filter .35s;
  pointer-events:none;
  background:linear-gradient(180deg,rgba(0,0,0,.85) 0%,rgba(0,0,0,.6) 22%,rgba(0,0,0,.32) 48%,rgba(0,0,0,.12) 72%,transparent 100%)}
.nav-brand,.nav-links,.nav-burger,.mobile-menu{pointer-events:auto}
.nav.scrolled{background:rgba(11,11,13,.82);backdrop-filter:blur(14px);border-bottom:1px solid var(--line);
  padding-bottom:22px}
.nav-brand{display:flex;align-items:center}
.nav-logo{height:52px;width:auto}
.nav-links{display:flex;gap:38px;align-items:center}
.nav-links a{font-size:14.5px;font-weight:500;letter-spacing:.1em;color:var(--text);transition:color .25s;position:relative}
.nav-links a:hover,.nav-links a.on{color:var(--accent)}
.nav-links a.on::after{content:"";position:absolute;left:0;right:0;bottom:-8px;height:2px;
  background:var(--accent)}
.nav-links a.nav-auth{color:var(--muted);border:1px solid var(--line);border-radius:99px;
  padding:7px 18px;font-size:12.5px;letter-spacing:.16em;transition:.25s}
.nav-links a.nav-auth:hover{color:var(--text);border-color:rgba(255,255,255,.3)}
.nav-links a.nav-auth::after{display:none}
.nav-burger{display:none;background:none;border:0;cursor:pointer;flex-direction:column;gap:6px;padding:6px}
.nav-burger span{width:26px;height:2px;background:var(--text)}
.mobile-menu{display:none}

/* ---------- hero ---------- */
.hero{position:relative;height:100vh;min-height:560px;overflow:hidden;display:flex;
  align-items:center;justify-content:center}
.hero-media{position:absolute;inset:0;background:#000;overflow:hidden}
/* 片源自带上下黑边（1080 高画幅里有效画面约 962）：轻微放大把黑边挤出视口，
   否则拖动窗口改变宽高比时，顶部/底部会露出黑条 */
.hero-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  transform:scale(1.15);transform-origin:50% 50%}
.hero-media--fallback{background:
  radial-gradient(60% 80% at 20% 30%,rgba(123,75,168,.35),transparent 60%),
  radial-gradient(50% 70% at 80% 70%,rgba(27,188,167,.28),transparent 60%),
  radial-gradient(40% 60% at 60% 20%,rgba(232,67,63,.22),transparent 60%),#0b0b0d}
.hero-shade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.25),rgba(11,11,13,.15) 45%,rgba(11,11,13,.94))}
.hero-inner{position:relative;z-index:2;text-align:center;padding:0 5vw}
.hero-logo{width:min(360px,56vw);margin:0 auto;filter:drop-shadow(0 12px 40px rgba(0,0,0,.6))}
/* 首页 logo 分层演绎：三叶片旋转叠化 → 紫 R 入位 → ealcolor 滑入 → 小字浮入 */
.hero-logo--anim{position:relative;aspect-ratio:1600/585;filter:none}
.hero-logo--anim img{position:absolute;inset:0;width:100%;height:100%;
  will-change:transform,opacity;backface-visibility:hidden}
@keyframes hlLeafSpin{0%{opacity:0;transform:rotate(-52deg) scale(.6)}100%{opacity:1;transform:none}}
@keyframes hlR{0%{opacity:0;transform:translate3d(-14px,0,0) scale(.5)}100%{opacity:1;transform:none}}
@keyframes hlEal{0%{opacity:0;transform:translate3d(34px,0,0)}100%{opacity:1;transform:none}}
@keyframes hlTag{0%{opacity:0;transform:translate3d(0,10px,0)}100%{opacity:1;transform:none}}
.hl-l1{transform-origin:9.2% 20.9%;animation:hlLeafSpin .8s cubic-bezier(.3,1.25,.45,1) .1s both}
.hl-l2{transform-origin:23.2% 20.8%;animation:hlLeafSpin .8s cubic-bezier(.3,1.25,.45,1) .3s both}
.hl-l3{transform-origin:8.8% 59.2%;animation:hlLeafSpin .8s cubic-bezier(.3,1.25,.45,1) .5s both}
.hl-r{transform-origin:22% 58.8%;animation:hlR .6s cubic-bezier(.3,1.3,.4,1.1) .9s both}
.hl-eal{animation:hlEal .8s cubic-bezier(.25,.8,.25,1) 1.15s both}
.hl-tag{animation:hlTag .7s ease 1.6s both}
.hero-tag{margin-top:26px;letter-spacing:.34em;font-size:13px;color:rgba(242,240,236,.82);
  display:inline-flex;align-items:center;gap:18px}
.hero-tag::before,.hero-tag::after{content:"";width:44px;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.5))}
.hero-tag::after{background:linear-gradient(90deg,rgba(255,255,255,.5),transparent)}
.hero-cue{position:absolute;left:50%;transform:translateX(-50%);bottom:-24vh;width:26px;height:44px;
  border:1.5px solid rgba(255,255,255,.5);border-radius:14px;display:block}
.hero-cue span{position:absolute;left:50%;top:8px;width:3px;height:8px;margin-left:-1.5px;
  border-radius:2px;background:var(--accent);animation:cue 1.8s infinite}
@keyframes cue{0%{transform:translateY(0);opacity:1}70%{transform:translateY(16px);opacity:0}100%{opacity:0}}

/* ---------- marquee ---------- */
.marquee{border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  overflow:hidden;padding:18px 0;background:var(--bg)}
.marquee-track{display:flex;gap:34px;white-space:nowrap;width:max-content;
  animation:mar 30s linear infinite;font-size:15px;letter-spacing:.3em;color:var(--muted)}
.marquee-track i{color:var(--accent);font-style:normal}
@keyframes mar{to{transform:translateX(-50%)}}

/* ---------- sections ---------- */
.section{padding:80px 4vw}
/* 文本段落后紧跟的区块收紧顶部 */
.section--text + .section{padding-top:22px}
.edit-fab{position:fixed;right:22px;bottom:22px;z-index:300;background:var(--accent);color:#fff;
  padding:11px 20px;border-radius:999px;font-size:13px;font-weight:700;letter-spacing:.06em;
  text-decoration:none;box-shadow:0 10px 28px rgba(0,0,0,.5);transition:transform .25s,box-shadow .25s}
.edit-fab:hover{transform:translateY(-3px);box-shadow:0 14px 34px rgba(0,0,0,.6)}
.nav-user{font-size:13px;color:var(--muted);letter-spacing:.06em}
.section--alt{background:var(--bg2)}
/* 页头块后面紧跟的区块不再叠加上 padding */
.page-head + .section{padding-top:0}
/* 文本段落区块: 紧凑排版 */
.section--text{padding:26px 4vw}
.section--text .section-head{margin-bottom:8px}
.section--text .lead{margin-bottom:14px;line-height:1.85}
.section--text .lead:last-child{margin-bottom:0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;
  gap:30px;margin-bottom:32px;flex-wrap:wrap}
.section-title{font-size:clamp(40px,6vw,84px);line-height:1.02;font-weight:800;
  letter-spacing:-.01em;text-transform:uppercase}
.section-title em{font-style:normal;display:block;font-size:.32em;letter-spacing:.42em;
  color:var(--muted);font-weight:400;margin-top:14px}
.section-more{font-size:14px;letter-spacing:.2em;color:var(--muted);border-bottom:1px solid var(--line);
  padding-bottom:6px;transition:.25s}
.section-more:hover{color:var(--text);border-color:var(--accent)}
/* 观点页首屏「动态」是页面主标题，字号与其它页 page-head h1（服务页为准）统一 */
.page-contents .section-title{font-size:clamp(32px,4.6vw,60px);line-height:1.05}
.page-contents .section-title em{margin-top:6px}

/* ---------- works grid ---------- */
.work-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:34px 26px}
/* 作品列表页：一屏正好三排 */
.work-grid--listing{grid-template-columns:repeat(5,1fr);gap:26px 22px}
.work-grid--listing .work-meta{margin-top:11px}
@media (max-width:1500px){.work-grid--listing{grid-template-columns:repeat(4,1fr)}}
@media (max-width:1100px){.work-grid--listing{grid-template-columns:repeat(3,1fr)}}
@media (max-width:720px){.work-grid--listing{grid-template-columns:repeat(2,1fr);gap:20px 14px}}
/* 低高度屏幕收紧，保证一屏三排 */
@media (max-height:860px){
  .page-head--bare{padding-top:72px;padding-bottom:12px}
  .section--flush-top{padding-top:16px}
  .work-grid--listing{gap:18px}
  .work-grid--listing .work-meta{margin-top:8px}
}
.work-card{display:block;position:relative}
.work-thumb{position:relative;overflow:hidden;border-radius:4px;aspect-ratio:16/9;background:#111114}
.work-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .8s cubic-bezier(.2,.6,.2,1)}
.work-thumb .work-gif{position:absolute;inset:0;opacity:0;transition:opacity .35s}
.work-card:hover .work-thumb .work-still{transform:scale(1.04)}
.work-card:hover .work-thumb .work-gif{opacity:1}
.work-card:hover .work-meta h3{color:var(--accent)}
.work-meta h3{transition:color .3s}
.work-meta{margin-top:14px}
.work-cat2{display:block;font-size:11.5px;letter-spacing:.26em;color:var(--accent);
  font-weight:600;margin-bottom:5px;text-transform:uppercase}
.work-meta h3{font-size:17.5px;font-weight:600;line-height:1.35}
.work-meta h3 .work-en{display:block;font-size:12px;color:var(--muted);font-weight:400;margin-top:3px}
.empty{color:var(--muted);padding:60px 0}

/* ---------- delivery folder ---------- */
.dlv-bar{display:flex;justify-content:space-between;align-items:center;gap:16px;
  flex-wrap:wrap;margin-bottom:18px}
.dlv-crumbs{display:flex;gap:8px;flex-wrap:wrap;align-items:center;
  font-size:13px;color:var(--muted);letter-spacing:.02em}
.dlv-crumbs a{color:var(--text);text-decoration:none}
.dlv-crumbs a:hover{color:var(--accent)}

/* ---------- services ---------- */
.svc-list{border-top:1px solid var(--line)}
.svc-item{display:grid;grid-template-columns:80px .9fr 1.2fr;gap:32px;align-items:center;
  padding:40px 4px;border-bottom:1px solid var(--line);transition:background .3s,padding-left .3s}
.svc-item:hover{background:rgba(255,255,255,.02);padding-left:16px}
.svc-no{font-family:var(--font-s);font-size:14px;color:var(--accent);letter-spacing:.22em}
.svc-item h3{font-family:var(--font-s);font-size:clamp(20px,2.2vw,28px);font-weight:600;
  letter-spacing:.05em;text-transform:uppercase;margin:0}
.svc-item p{font-size:14.5px;line-height:1.9;color:var(--muted);max-width:520px;margin:0}
a.svc-item{text-decoration:none;color:inherit;grid-template-columns:80px .9fr 1.2fr 40px}
a.sys-card{text-decoration:none;color:inherit;display:flex}
.svc-arrow{color:var(--accent);font-size:20px;justify-self:end;opacity:0;transition:opacity .3s}
a.svc-item:hover .svc-arrow{opacity:1}
@media(max-width:760px){.svc-item{grid-template-columns:1fr;gap:10px;padding:30px 4px}}

/* ---------- services media cards ---------- */
.svc-media-grid{display:grid;grid-template-columns:repeat(var(--svc-cols,2),1fr);gap:28px}
.svc-media{position:relative;background:var(--panel);border:1px solid var(--line);
  border-radius:10px;display:flex;flex-direction:column;overflow:hidden}
.svc-media::after{content:"";position:absolute;left:0;top:0;width:100%;height:2px;
  background:linear-gradient(90deg,var(--accent),transparent);transform:scaleX(0);
  transform-origin:left;transition:transform .45s cubic-bezier(.2,.7,.2,1)}
.svc-media:hover::after{transform:scaleX(1)}
.svc-media:hover{border-color:rgba(255,255,255,.28)}
.svc-media-img{aspect-ratio:21/10;overflow:hidden;position:relative}
.svc-media-img::before{content:"";position:absolute;inset:0;z-index:1;
  background:linear-gradient(180deg,transparent 55%,rgba(0,0,0,.55));opacity:0;transition:opacity .4s}
.svc-media:hover .svc-media-img::before{opacity:1}
.svc-media-img img{width:100%;height:100%;object-fit:cover;display:block;
  transform:scale(1.08);filter:saturate(.85);transition:transform .8s cubic-bezier(.2,.7,.2,1),filter .4s}
.svc-media:hover .svc-media-img img{transform:scale(1);filter:saturate(1.05)}
.svc-media-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:8px;flex:1}
.svc-media-body h3{font-family:var(--font-s);font-size:17px;font-weight:600;letter-spacing:.06em;margin:0;
  text-transform:uppercase}
.svc-media-body p{font-size:13px;line-height:1.75;color:var(--muted);margin:0;flex:1}
.svc-more{display:inline-flex;align-items:center;gap:8px;align-self:flex-start;margin-top:8px;
  font-size:12px;letter-spacing:.18em;color:var(--text);text-decoration:none;
  padding-bottom:3px;border-bottom:1px solid var(--accent);transition:color .3s,gap .3s}
.svc-more:hover{color:var(--accent);gap:14px}
@media(max-width:900px){.svc-media-grid{grid-template-columns:1fr !important}}

/* ---------- stats ---------- */
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:40px;text-align:center}
.stat b{display:block;font-size:clamp(48px,7vw,96px);font-weight:800;
  background:linear-gradient(120deg,var(--accent2),var(--purple),var(--accent));
  -webkit-background-clip:text;background-clip:text;color:transparent}
.stat span{font-size:13px;color:var(--muted);letter-spacing:.12em}

/* ---------- cta ---------- */
.cta{padding:150px 4vw;text-align:center;border-top:1px solid var(--line)}
.cta h2{font-size:clamp(38px,6vw,80px);line-height:1.15;font-weight:800}
.cta-btn{display:inline-block;margin-top:44px;padding:18px 52px;border:1px solid var(--text);
  border-radius:99px;font-size:15px;letter-spacing:.24em;transition:.3s}
.cta-btn:hover{background:var(--text);color:#0b0b0d}

/* ---------- page head / filters ---------- */
.page-head{padding:96px 4vw 14px}
.page-head h1{font-size:clamp(32px,4.6vw,60px);font-weight:800;line-height:1.05}
.page-head h1 em{font-style:normal;display:block;font-size:.32em;letter-spacing:.42em;color:var(--muted);font-weight:400;margin-top:6px}
.filter-tabs{display:flex;gap:34px;margin-top:12px;flex-wrap:wrap}
.filter-tabs a{font-size:14px;letter-spacing:.2em;color:var(--muted);transition:color .25s;position:relative;padding-bottom:2px}
.filter-tabs a:hover{color:var(--text)}
.filter-tabs a.on{color:var(--text)}
.filter-tabs a.on::after{content:"";position:absolute;left:0;right:0;bottom:-8px;height:2px;
  background:linear-gradient(90deg,var(--accent2),var(--accent))}
.page-head--bare{padding:92px 4vw 16px;position:relative;z-index:60}
.page-head--bare .filter-tabs{margin-top:0}
/* 文章类别下拉筛选 */
.cat-filter{position:relative;display:inline-block}
.cat-filter select{appearance:none;-webkit-appearance:none;-moz-appearance:none;
  background:#0d0d10;border:1px solid var(--line);color:var(--text);border-radius:99px;
  padding:10px 42px 10px 18px;font-size:13px;letter-spacing:.14em;font-family:var(--font-d);
  cursor:pointer;transition:border-color .25s}
.cat-filter select:hover,.cat-filter select:focus{border-color:rgba(255,255,255,.32);outline:none}
.cat-filter select option{background:#0d0d10;color:var(--text)}
.cat-filter::after{content:"";position:absolute;right:19px;top:calc(50% - 3px);width:7px;height:7px;
  border-right:1.5px solid var(--muted);border-bottom:1.5px solid var(--muted);
  transform:rotate(45deg);pointer-events:none}
.filter-go{margin-left:10px;background:none;border:1px solid var(--line);color:var(--text);
  border-radius:99px;padding:10px 18px;font-size:13px;cursor:pointer}
.section--flush-top{padding-top:22px}

/* ---------- posts ---------- */
.post-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:28px}
.post-card{display:block;border:1px solid var(--line);border-radius:10px;overflow:hidden;
  background:var(--panel);transition:transform .35s,border-color .35s}
.post-card:hover{transform:translateY(-5px);border-color:rgba(255,255,255,.22)}
.post-card-media{aspect-ratio:16/9;background:#16161c}
.post-card-media img{width:100%;height:100%;object-fit:cover}
.post-card-body{padding:18px 20px 22px}
.post-card-date{font-size:12px;letter-spacing:.18em;color:var(--muted);margin-bottom:8px}
.post-card-body h3{font-size:17px;font-weight:600;line-height:1.5;margin-bottom:8px}
.post-card-sum{font-size:13.5px;line-height:1.8;color:var(--muted);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-article{max-width:820px;margin:0 auto;padding:150px 4vw 90px}
.post-head h1{font-size:clamp(28px,3.6vw,44px);font-weight:700;line-height:1.3}
.post-meta{margin-top:14px;font-size:13px;letter-spacing:.14em;color:var(--muted)}
/* 文章详情页的类别标签 */
.post-cat{display:inline-block;margin-bottom:14px;font-size:11.5px;letter-spacing:.26em;
  text-transform:uppercase;color:var(--accent);border:1px solid rgba(227,3,41,.45);
  border-radius:99px;padding:5px 13px;transition:border-color .25s,color .25s}
.post-cat:hover{border-color:var(--accent);color:var(--accent2)}
.post-cover{width:100%;border-radius:12px;margin:36px 0}
.post-body{font-size:15.5px;line-height:2;color:#d8d5cf}
.post-body h1,.post-body h2,.post-body h3{font-family:var(--font-s);margin:1.6em 0 .6em;line-height:1.4}
.post-body h2{font-size:26px}.post-body h3{font-size:20px}
.post-body p{margin:.9em 0}
.post-body a{color:var(--accent);text-decoration:underline}
.post-body img{max-width:100%;border-radius:10px;margin:18px 0}
.post-body blockquote{border-left:3px solid var(--accent);padding:4px 0 4px 18px;margin:1.2em 0;color:var(--muted)}
.post-body code{background:#16161c;padding:2px 7px;border-radius:5px;font-size:13.5px}
.post-body pre{background:#16161c;padding:16px 18px;border-radius:10px;overflow:auto;margin:1.2em 0}
.post-body pre code{padding:0;background:none}
.post-body table{border-collapse:collapse;margin:1.2em 0;width:100%}
.post-body th,.post-body td{border:1px solid var(--line);padding:8px 14px;font-size:14px}
.post-body ul,.post-body ol{padding-left:1.4em;margin:.9em 0}
.work-body{margin-top:44px;padding-top:36px;border-top:1px solid var(--line)}
.post-back{margin-top:56px}
.post-back a{color:var(--muted);letter-spacing:.14em;font-size:13.5px}
.post-back a:hover{color:var(--text)}

/* ---------- detail / player ---------- */
.detail{padding:150px 4vw 90px;max-width:1200px;margin:0 auto}
.back{font-size:13px;color:var(--muted);letter-spacing:.16em}
.detail-cat{display:inline-block;background:var(--accent);color:#fff;font-size:11.5px;
  padding:4px 12px;border-radius:3px;letter-spacing:.18em;margin-top:26px}
.detail h1{font-size:clamp(30px,4.5vw,56px);margin:22px 0 6px;font-weight:800}
.detail-en{color:var(--muted);font-size:15px;letter-spacing:.06em;margin:0}
.detail-meta{display:flex;gap:22px;flex-wrap:wrap;color:var(--muted);font-size:14px;letter-spacing:.1em;margin-bottom:44px}
.player-wrap{position:relative;border-radius:8px;overflow:hidden;background:#000;border:1px solid var(--line);
  margin-top:34px}
.player{width:100%;aspect-ratio:16/9;background:#000}
.player-note{padding:10px 16px;font-size:12px;color:var(--muted);letter-spacing:.1em;
  border-top:1px solid var(--line);background:var(--panel)}
.detail-poster{border-radius:8px;overflow:hidden}
.detail-info{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;
  background:var(--line);border:1px solid var(--line);margin-top:44px}
.detail-info-item{background:var(--bg);padding:18px 24px}
.detail-info-item span{display:block;font-size:11px;letter-spacing:.22em;color:var(--accent);
  text-transform:uppercase;margin-bottom:7px}
.detail-info-item b{font-size:16.5px;font-weight:500;letter-spacing:.03em}
@media (max-width:720px){.detail-info{grid-template-columns:1fr}}

/* ---------- about ---------- */
.about-intro .lead{font-size:clamp(17px,2vw,23px);line-height:2;color:var(--text);
  max-width:900px;margin-bottom:34px;font-weight:300}
.sys-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:26px}
.sys-card{background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:36px 30px;
  min-height:190px;display:flex;flex-direction:column;justify-content:center;
  transition:transform .35s cubic-bezier(.22,.8,.3,1),background .35s,border-color .35s,box-shadow .35s}
.sys-card:hover{transform:translateY(-6px);background:var(--accent);border-color:var(--accent);
  box-shadow:0 14px 34px rgba(0,0,0,.35)}
.sys-card:hover h3{color:#fff}
.sys-card:hover p{color:rgba(255,255,255,.85)}
.sys-card h3{font-size:22px;margin-bottom:12px;transition:color .35s}
.sys-card p{font-size:14px;color:var(--muted);line-height:1.8;transition:color .35s}
.equip{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:26px}
.equip-item{padding:40px 34px;border:1px solid var(--line);border-radius:8px}
.equip-item h3{font-size:22px;margin-bottom:14px}
.equip-item p{font-size:14px;color:var(--muted);line-height:1.9}

/* ---------- contact (minimal) ---------- */
.kicker{display:flex;align-items:center;gap:14px;font-size:12px;letter-spacing:.42em;
  color:var(--accent);margin-bottom:26px;font-weight:500}
.kicker::before{content:"";width:38px;height:1px;background:var(--accent)}
.contact-hero{padding:150px 4vw 30px}
.contact-hero h1{font-family:var(--font-s);font-size:clamp(32px,4.6vw,60px);font-weight:800;
  line-height:1.05;letter-spacing:.04em;text-transform:uppercase}
.contact-lead{margin-top:26px;color:var(--muted);font-size:16px;line-height:1.9;max-width:560px;font-weight:300}
.contact-rows{padding:30px 4vw 60px}
.contact-rows + .section{padding-top:26px}
.contact-row{display:grid;grid-template-columns:200px 1fr;gap:24px;padding:30px 4px;
  border-top:1px solid var(--line);font-size:17px;line-height:1.9;align-items:baseline;
  transition:background .3s,padding-left .3s}
.contact-row:hover{background:rgba(255,255,255,.02);padding-left:18px}
.contact-row:last-child{border-bottom:1px solid var(--line)}
.cr-label{font-family:var(--font-s);font-size:13px;letter-spacing:.28em;color:var(--accent);
  font-weight:500;text-transform:uppercase;display:inline-flex;align-items:center;gap:9px}
.cr-label .ico{margin-right:0}
.contact-image{padding:0}
.contact-image img{width:100%;display:block}
.footer-contacts .ico,.footer-meta .ico{color:var(--muted);margin-right:6px}
.contact-row a{border-bottom:1px solid transparent;transition:.25s}
.contact-row a:hover{color:var(--accent);border-color:var(--accent)}
@media(max-width:640px){.contact-row{grid-template-columns:1fr;gap:6px;padding:22px 4px}}

/* ---------- custom page body ---------- */
.custom-body{max-width:860px;padding-top:20px}
.custom-body p{font-size:16px;line-height:2;color:var(--text);margin-bottom:22px;font-weight:300}
.custom-body h2,.custom-body h3{margin:44px 0 18px;font-weight:700}
.custom-body img{border-radius:8px;margin:26px 0}
.custom-body ul,.custom-body ol{padding-left:22px;line-height:2;color:var(--text)}
.custom-body a{color:var(--accent);border-bottom:1px solid rgba(27,188,167,.4)}

/* ---------- generic blocks (visual editor) ---------- */
.section .lead{font-size:clamp(17px,2vw,23px);line-height:2;color:var(--text);
  max-width:900px;margin-bottom:34px;font-weight:300}
.blk-image img{width:100%;display:block}
.blk-image-wide{padding:0}
.blk-image-wide img{width:100%;display:block}
.blk-caption{color:var(--muted);font-size:13px;margin-top:14px;letter-spacing:.06em}
.blk-spacer{clear:both}

/* heading */
.blk-heading h1,.blk-heading h2,.blk-heading h3{line-height:1.2;font-weight:800}
.blk-heading h1{font-size:clamp(40px,7vw,92px)}
.blk-heading h2{font-size:clamp(30px,4.4vw,56px)}
.blk-heading h3{font-size:clamp(22px,3vw,34px)}
.blk-heading .blk-sub{margin-top:14px;color:var(--muted);letter-spacing:.3em;font-size:13px}
.ta-center{text-align:center}
.ta-right{text-align:right}

/* button row */
.blk-btn-row{padding:0 4vw 60px}
.blk-btn-row .cta-btn{margin-top:0}
.cta-btn--ghost{border-color:var(--line);color:var(--muted)}
.cta-btn--ghost:hover{border-color:var(--text);color:#0b0b0d}

/* quote */
.blk-quote{max-width:900px;margin:0 auto;border-left:2px solid var(--accent);padding:6px 0 6px 34px}
.blk-quote p{font-size:clamp(19px,2.2vw,27px);line-height:1.9;font-weight:300}
.blk-quote cite{display:block;margin-top:22px;color:var(--muted);font-size:14px;font-style:normal;letter-spacing:.1em}

/* divider */
.blk-divider{border:0;border-top:1px solid var(--line)}

/* two columns */
.blk-2col{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center}
.blk-2col.rev .blk-2col-media{order:2}
.blk-2col-media img{width:100%;display:block}
.blk-2col-text h3{font-family:var(--font-s);font-size:clamp(24px,3vw,38px);margin-bottom:26px;
  font-weight:600;letter-spacing:.04em;text-transform:uppercase;line-height:1.2}
.blk-2col-text p{color:var(--muted);line-height:2;margin-bottom:18px;font-size:15.5px}
@media (max-width:860px){.blk-2col{grid-template-columns:1fr;gap:30px}.blk-2col.rev .blk-2col-media{order:0}}

/* gallery */
.blk-gallery{display:grid;gap:14px}
.blk-gallery img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:8px;display:block}
@media (max-width:860px){.blk-gallery{grid-template-columns:repeat(2,1fr)!important}}

/* external embed */
.blk-embed{position:relative;aspect-ratio:16/9;background:#000;border-radius:8px;overflow:hidden}
.blk-embed iframe{position:absolute;inset:0;width:100%;height:100%;border:0}

/* ---------- footer ---------- */
.ico{vertical-align:-2px;margin-right:7px;color:var(--accent)}
.footer{border-top:1px solid var(--line);padding:22px 4vw;background:#08080a}
.footer-line{display:flex;justify-content:space-between;align-items:center;gap:10px 32px;
  flex-wrap:wrap;font-size:12.5px;color:var(--muted);letter-spacing:.08em}
.footer-contacts,.footer-meta{display:flex;gap:22px;flex-wrap:wrap;align-items:center}
.footer-line a{color:var(--muted);transition:color .25s}
.footer-line a:hover{color:var(--text)}
@media (max-width:760px){.footer-line{flex-direction:column;align-items:flex-start;gap:8px}}
/* overlay: semi-transparent gradient floating above content, no scroll needed */
.footer--overlay{position:fixed;left:0;right:0;bottom:0;z-index:40;border-top:0;
  background:linear-gradient(180deg,transparent 0%,rgba(8,8,10,.55) 45%,rgba(8,8,10,.88) 100%);
  padding:40px 4vw 14px;pointer-events:none}
.footer--overlay .footer-line{pointer-events:auto}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(40px);transition:opacity .9s ease,transform .9s cubic-bezier(.2,.6,.2,1)}
.reveal.in{opacity:1;transform:none}
/* 作品页卡片入场：幕布从左向右扫开（红色掠边），级联错峰 */
.work-grid--enter .work-card.reveal{opacity:1;transform:none;filter:none;transition:none}
.work-grid--enter .work-thumb::after{content:"";position:absolute;inset:-1px;z-index:3;
  background:linear-gradient(270deg,#000 calc(100% - 3px),var(--accent) 100%);
  transition:transform .85s cubic-bezier(.76,0,.18,1) var(--d,0s)}
.work-grid--enter .work-card.in .work-thumb::after{transform:translateX(102%)}
.work-grid--enter .work-card .work-meta{opacity:0;transform:translateY(14px);
  transition:opacity .6s ease var(--d,0s),transform .6s ease var(--d,0s)}
.work-grid--enter .work-card.in .work-meta{opacity:1;transform:none}
/* 服务图文卡片：同款幕布扫开入场 */
.svc-media-grid .svc-media.reveal{opacity:1;transform:none;filter:none;transition:none}
.svc-media-img::after{content:"";position:absolute;inset:-1px;z-index:3;
  background:linear-gradient(270deg,#000 calc(100% - 3px),var(--accent) 100%);
  transition:transform .85s cubic-bezier(.76,0,.18,1) var(--d,0s)}
.svc-media.in .svc-media-img::after{transform:translateX(102%)}
.svc-media .svc-media-body{opacity:0;transform:translateY(14px);
  transition:opacity .6s ease var(--d,0s),transform .6s ease var(--d,0s)}
.svc-media.in .svc-media-body{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media(max-width:860px){
  .nav-links{display:none}
  .nav-burger{display:flex}
  .mobile-menu{position:fixed;inset:0;z-index:40;background:rgba(8,8,10,.97);display:flex;
    flex-direction:column;align-items:center;justify-content:center;gap:34px;
    opacity:0;pointer-events:none;transition:opacity .3s}
  .mobile-menu.open{opacity:1;pointer-events:auto}
  .mobile-menu a{font-size:26px;letter-spacing:.3em}
  .section{padding:80px 5vw}
  .hero-cue{display:none}
}

/* ---- 留言表单：极简下划线风格 ---- */
.cform{max-width:860px}
.cform-row{display:grid;grid-template-columns:repeat(3,1fr);gap:34px}
.cf-f{display:block}
.cf-f span{display:block;font-size:11px;letter-spacing:.22em;color:var(--muted);
  text-transform:uppercase;margin-bottom:2px;transition:color .25s}
.cf-f:focus-within span{color:var(--accent)}
.cf-f input,.cf-f textarea{width:100%;box-sizing:border-box;background:transparent;
  border:0;border-bottom:1px solid #2e2e33;color:#fff;padding:12px 2px;
  font-size:15px;font-family:inherit;transition:border-color .25s}
.cf-f input::placeholder,.cf-f textarea::placeholder{color:#55555a}
.cf-f input:focus,.cf-f textarea:focus{outline:none;border-color:var(--accent)}
.cf-msg{display:block;margin-top:30px}
.cf-msg textarea{resize:vertical}
.cform-foot{display:flex;justify-content:space-between;align-items:center;gap:16px;
  margin-top:34px;flex-wrap:wrap}
.cform-hint{font-size:12px;color:#77777c}
.cform-btn{background:none;border:1px solid #3a3a40;color:#fff;padding:13px 34px;
  font-size:13px;letter-spacing:.24em;cursor:pointer;font-family:inherit;
  display:inline-flex;align-items:center;gap:10px;transition:border-color .3s,color .3s}
.cform-btn i{font-style:normal;transition:transform .3s}
.cform-btn:hover{border-color:var(--accent);color:var(--accent)}
.cform-btn:hover i{transform:translateX(6px)}
.cform-err{color:#ff5b5b;font-size:13px;margin:0 0 20px;padding:10px 0 10px 14px;
  border-left:2px solid var(--accent)}
.cform-done{display:flex;gap:18px;align-items:flex-start;max-width:560px;
  padding:26px 28px;border-left:2px solid var(--accent);background:var(--panel)}
.cform-done b{font-size:16px;letter-spacing:.04em}
.cform-done p{margin:6px 0 0;font-size:13px;color:var(--muted)}
.cform-done-check{width:30px;height:30px;flex:none;display:grid;place-items:center;
  border:1px solid var(--accent);color:var(--accent);font-size:14px;border-radius:50%}
@media(max-width:640px){.cform-row{grid-template-columns:1fr;gap:22px}}

/* ---- 图片区块 ---- */
.blk-image img{width:100%;display:block;max-height:70vh;object-fit:cover}
.blk-image-wide{position:relative;max-height:40vh;overflow:hidden;max-width:1360px;margin:0 auto;
  padding:0 4vw;box-sizing:border-box}
.blk-image-wide img{width:100%;height:100%;max-height:40vh;object-fit:cover;display:block}
.blk-caption{max-width:1360px;margin:10px auto 0;padding:0 4vw;font-size:12px;color:var(--muted);letter-spacing:.06em}

/* ---- 导航下拉（服务） ---- */
.nav-drop{position:relative}
.nav-drop > a::after{content:"";display:inline-block;width:5px;height:5px;margin-left:7px;
  border-right:1px solid currentColor;border-bottom:1px solid currentColor;
  transform:rotate(45deg) translateY(-2px);transition:transform .25s}
.nav-drop:hover > a::after{transform:rotate(225deg) translateY(-1px)}
.nav-sub{position:absolute;top:calc(100% + 14px);left:50%;transform:translate(-50%,8px);
  display:flex;background:#141416;border:1px solid #26262a;padding:6px 10px;border-radius:10px;
  box-shadow:0 18px 44px rgba(0,0,0,.5);
  opacity:0;visibility:hidden;transition:opacity .25s,transform .25s,visibility .25s}
.nav-sub::before{content:"";position:absolute;top:-14px;left:0;right:0;height:14px}
.nav-drop:hover .nav-sub{opacity:1;visibility:visible;transform:translate(-50%,0)}
.nav-sub a{display:block;padding:10px 18px;font-size:13px;letter-spacing:.12em;color:#b9b9be;
  white-space:nowrap;border-bottom:1px solid transparent;transition:color .2s,border-color .25s}
.nav-sub a:hover{color:#fff;border-color:var(--accent)}

/* ---- 导航右上角登录用户名（管理员/员工悬停出后台入口） ---- */
.nav-userwrap{position:relative;display:inline-flex;align-items:center;padding:6px 0;margin:-6px 0}
.nav-userwrap .nav-user{cursor:default;transition:color .2s}
.nav-userwrap .nav-user::after{content:"";display:inline-block;width:5px;height:5px;margin-left:7px;
  border-right:1px solid currentColor;border-bottom:1px solid currentColor;opacity:.6;
  transform:rotate(45deg) translateY(-2px);transition:transform .25s,opacity .25s}
.nav-userwrap:hover .nav-user{color:var(--text)}
.nav-userwrap:hover .nav-user::after{opacity:1;transform:rotate(225deg) translateY(0)}
.nav-user-menu{position:absolute;top:100%;right:-10px;min-width:132px;padding:6px;
  display:flex;flex-direction:column;background:#141416;border:1px solid #26262a;border-radius:10px;
  box-shadow:0 18px 44px rgba(0,0,0,.5);text-align:left;
  opacity:0;visibility:hidden;transform:translateY(8px);
  transition:opacity .25s,transform .25s,visibility .25s}
.nav-userwrap:hover .nav-user-menu{opacity:1;visibility:visible;transform:none}
.nav-user-menu a{display:block;padding:9px 14px;font-size:13px;letter-spacing:.1em;color:#b9b9be;
  white-space:nowrap;border-radius:6px;transition:color .2s,background .2s}
.nav-user-menu a:hover{color:#fff;background:rgba(255,255,255,.07)}
.nav-user-menu a + a{border-top:1px solid rgba(255,255,255,.07);border-radius:0 0 6px 6px}
.mm-sub{display:flex;flex-direction:column;align-items:center;gap:16px;margin-top:-16px}
.mm-sub a{font-size:14px;opacity:.7;letter-spacing:.14em}