/* ============================================================
   联衡集团官网 · 基础与组件（明亮浅色版）
   深色岛屿：电梯面板 / 平台大屏 / 页脚 —— 立体对比
   ============================================================ */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.75;
  letter-spacing: 0.02em;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
::selection { background: var(--primary); color: #fff; }

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul, ol { list-style: none; }

:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; border-radius: 2px; }

/* ---------- 氛围层：浅色光晕 + 噪点 + 井道竖线 ---------- */
.atmos { position: fixed; inset: 0; pointer-events: none; z-index: 0; }
.atmos::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(55rem 38rem at 8% -12%, rgba(31,78,121,.07), transparent 60%),
    radial-gradient(48rem 34rem at 105% 8%, rgba(217,138,30,.06), transparent 55%),
    radial-gradient(40rem 30rem at 50% 118%, rgba(31,78,121,.05), transparent 60%);
}
.atmos::after {
  content: ""; position: absolute; inset: 0; opacity: .03;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
.shaft-lines { position: fixed; inset: 0; pointer-events: none; z-index: 0; }
.shaft-lines i {
  position: absolute; top: 0; bottom: 0; width: 1px;
  background: linear-gradient(180deg, transparent, var(--line) 18%, var(--line) 82%, transparent);
}
.shaft-lines i:nth-child(1) { left: 8%; }
.shaft-lines i:nth-child(2) { left: 50%; }
.shaft-lines i:nth-child(3) { left: 92%; }

main { position: relative; z-index: 2; }

/* ---------- 版心 ---------- */
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 var(--s5); }
@media (max-width: 768px) { .wrap { padding: 0 var(--s4); } }

/* ---------- 导航（浅色玻璃） ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, .86);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.nav .wrap { display: flex; align-items: center; gap: var(--s5); height: 74px; }
.brand { display: flex; align-items: center; gap: 12px; margin-right: auto; }
.brand-logo { height: 40px; width: auto; }
.brand-name { font-family: var(--font-display); font-weight: 700; font-size: 1.15rem; letter-spacing: .12em; color: var(--primary); }
.brand-sub { font-family: var(--font-mono); font-size: 10px; color: var(--faint); letter-spacing: .28em; display: block; margin-top: -2px; }
.nav-links { display: flex; gap: var(--s1); }
.nav-links a {
  position: relative; padding: 10px 14px; font-size: var(--fs-sm); color: var(--muted);
  transition: color var(--dur-fast) ease-out;
}
.nav-links a::after {
  content: ""; position: absolute; left: 14px; right: 14px; bottom: 4px; height: 2px;
  background: var(--accent); transform: scaleX(0); transform-origin: left;
  transition: transform var(--dur-base) var(--ease-out);
}
.nav-links a:hover, .nav-links a.active { color: var(--primary); }
.nav-links a:hover::after, .nav-links a.active::after { transform: scaleX(1); }
.nav-cta {
  border: 1px solid var(--primary); padding: 9px 20px; border-radius: var(--r-sm);
  font-size: var(--fs-sm); color: var(--primary); transition: all var(--dur-fast) ease-out;
}
.nav-cta:hover { background: var(--primary); color: #fff; }
.nav-burger { display: none; width: 44px; height: 44px; background: none; border: 1px solid var(--line-strong); border-radius: var(--r-sm); color: var(--text); cursor: pointer; }
@media (max-width: 980px) {
  .nav-links, .nav-cta { display: none; }
  .nav-burger { display: grid; place-items: center; }
  .nav.open .nav-links {
    display: flex; flex-direction: column; position: absolute; top: 74px; left: 0; right: 0;
    background: #fff; border-bottom: 1px solid var(--line); padding: var(--s3); gap: 0;
    box-shadow: var(--shadow-2);
  }
  .nav.open .nav-links a { padding: 14px; border-bottom: 1px solid var(--line); }
}

/* ---------- 页面小头（内页 hero，城市摄影底） ---------- */
.page-hero {
  position: relative; padding: var(--s7) 0 var(--s6);
  border-bottom: 1px solid var(--line); overflow: hidden;
  background:
    linear-gradient(180deg, rgba(245,248,252,.86), rgba(245,248,252,.94)),
    url("../img/city.jpg") center 38%/cover no-repeat;
}
.page-hero .crumb { font-family: var(--font-mono); font-size: var(--fs-xs); color: var(--faint); letter-spacing: .18em; text-transform: uppercase; margin-bottom: var(--s4); }
.page-hero .crumb em { color: var(--accent-deep); font-style: normal; }
.page-hero .crumb a:hover { color: var(--primary); }
.page-hero h1 { font-family: var(--font-display); font-size: var(--fs-h1); font-weight: 900; letter-spacing: -0.02em; line-height: 1.1; color: var(--primary); }
.page-hero .lede { max-width: 56ch; color: var(--muted); margin-top: var(--s4); font-size: 1.05rem; }

/* ---------- 通用区块 ---------- */
section.block { padding: var(--s7) 0; position: relative; }
section.block.tight { padding: var(--s6) 0; }
.sec-head { display: flex; align-items: flex-end; justify-content: space-between; gap: var(--s4); margin-bottom: var(--s6); }
.sec-head .kicker {
  font-family: var(--font-mono); font-size: var(--fs-xs); color: var(--accent-deep);
  letter-spacing: .3em; display: block; margin-bottom: 12px;
}
.sec-head h2 { font-family: var(--font-display); font-size: var(--fs-h2); font-weight: 900; letter-spacing: -0.02em; line-height: 1.15; color: var(--primary); }
.sec-head .more { font-size: var(--fs-sm); color: var(--muted); white-space: nowrap; transition: color var(--dur-fast); }
.sec-head .more:hover { color: var(--primary); }
@media (max-width: 640px) { .sec-head { flex-direction: column; align-items: flex-start; } }

.floor-no {
  font-family: var(--font-mono); font-variant-numeric: tabular-nums;
  font-size: 13px; color: var(--accent-deep);
  border: 1px solid var(--line-strong); border-radius: var(--r-sm);
  padding: 4px 10px; letter-spacing: .18em;
  background: rgba(217, 138, 30, .06);
}

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 30px; border-radius: var(--r-sm); font-size: var(--fs-sm);
  cursor: pointer; border: 1px solid transparent;
  transition: all var(--dur-fast) ease-out;
}
.btn-solid { background: var(--primary); color: #fff; font-weight: 600; }
.btn-solid:hover { background: var(--primary-deep); transform: translateY(-2px); box-shadow: var(--glow); }
.btn-ghost { border-color: var(--line-strong); color: var(--text); background: transparent; }
.btn-ghost:hover { border-color: var(--primary); color: var(--primary); }
.btn-gold { background: var(--accent); color: #fff; font-weight: 600; }
.btn-gold:hover { background: var(--accent-deep); transform: translateY(-2px); }

/* ---------- 首页 HERO（摄影底 + 白纱渐变） ---------- */
.hero {
  position: relative; padding: var(--s8) 0 var(--s7); overflow: hidden;
  background:
    linear-gradient(105deg, rgba(245,248,252,.97) 30%, rgba(245,248,252,.72) 62%, rgba(245,248,252,.30) 100%),
    url("../img/hero-atrium.jpg") center/cover no-repeat;
}
.hero-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: var(--s6); align-items: center; }
@media (max-width: 980px) { .hero-grid { grid-template-columns: 1fr; } }
.hero .kicker {
  font-family: var(--font-mono); color: var(--accent-deep); font-size: var(--fs-xs);
  letter-spacing: .34em; margin-bottom: var(--s4); display: flex; align-items: center; gap: 12px;
}
.hero .kicker::before { content: ""; width: 36px; height: 1px; background: var(--accent); }
.hero h1 {
  font-family: var(--font-display); font-size: var(--fs-hero); font-weight: 900;
  line-height: 1.08; letter-spacing: -0.03em; color: var(--primary);
}
.hero h1 .gold { color: var(--accent-deep); position: relative; }
.hero .lede { color: var(--muted); max-width: 46ch; margin: var(--s4) 0 var(--s5); font-size: 1.06rem; }
.hero-actions { display: flex; gap: var(--s3); flex-wrap: wrap; }

/* 电梯楼层显示面板（深色岛屿，设备质感） */
.lift-panel {
  position: relative; background: linear-gradient(180deg, #13273e, #0a1626);
  border: 1px solid rgba(234,242,250,.14); border-radius: var(--r-lg);
  padding: var(--s5); box-shadow: var(--shadow-3); overflow: hidden;
  color: var(--ink-text);
}
.lift-panel::before {
  content: ""; position: absolute; top: 16px; right: 18px; width: 8px; height: 8px; border-radius: 50%;
  background: #35d68f; box-shadow: 0 0 10px #35d68f; animation: blink 2.2s infinite;
}
@keyframes blink { 0%,100% { opacity: 1; } 50% { opacity: .25; } }
.lift-panel .lp-title { font-family: var(--font-mono); font-size: var(--fs-xs); color: #6f8399; letter-spacing: .26em; margin-bottom: var(--s4); }
.lp-floor {
  display: flex; align-items: baseline; justify-content: center; gap: 6px;
  background: #050c14; border: 1px solid rgba(234,242,250,.10); border-radius: var(--r-md);
  padding: var(--s4) var(--s3); font-family: var(--font-mono); font-variant-numeric: tabular-nums;
}
.lp-floor .num { font-size: clamp(3.4rem, 7vw, 5.2rem); font-weight: 700; color: #f0b04a; text-shadow: 0 0 22px rgba(240,176,74,.45); line-height: 1; }
.lp-floor .unit { color: #6f8399; font-size: 1rem; }
.lp-meta { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: rgba(234,242,250,.10); border: 1px solid rgba(234,242,250,.10); border-radius: var(--r-md); overflow: hidden; margin-top: var(--s3); }
.lp-meta div { background: #101f33; padding: 14px 12px; text-align: center; }
.lp-meta dt { font-size: var(--fs-xs); color: #6f8399; font-family: var(--font-mono); letter-spacing: .12em; }
.lp-meta dd { font-family: var(--font-mono); font-variant-numeric: tabular-nums; font-size: 1.15rem; color: var(--ink-text); margin-top: 4px; }
.lp-meta dd.up { color: #35d68f; }
.lp-bar { margin-top: var(--s3); height: 6px; border-radius: 3px; background: #050c14; border: 1px solid rgba(234,242,250,.10); overflow: hidden; }
.lp-bar i { display: block; height: 100%; width: 38%; background: linear-gradient(90deg, #8a5a12, #f0b04a); animation: liftmove 4.5s var(--ease-out) infinite alternate; border-radius: 3px; }
@keyframes liftmove { from { width: 12%; } to { width: 88%; } }
.lp-caption { margin-top: var(--s3); font-size: var(--fs-xs); color: #6f8399; font-family: var(--font-mono); text-align: center; letter-spacing: .14em; }

/* ---------- 数据带 ---------- */
.stats-band { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: linear-gradient(180deg, #fff, var(--bg-deep)); }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); }
@media (max-width: 768px) { .stats-grid { grid-template-columns: repeat(2, 1fr); } }
.stat { background: transparent; padding: var(--s5) var(--s4); position: relative; }
.stat::after { content: ""; position: absolute; left: var(--s4); bottom: 22px; width: 28px; height: 2px; background: var(--accent); opacity: .8; }
.stat .val { font-family: var(--font-mono); font-variant-numeric: tabular-nums; font-size: clamp(1.9rem, 3.4vw, 2.7rem); font-weight: 700; color: var(--primary); line-height: 1.1; }
.stat .val small { font-size: 1rem; color: var(--accent-deep); margin-left: 4px; }
.stat .lbl { color: var(--muted); font-size: var(--fs-sm); margin-top: 14px; }

/* ---------- 业务板块卡片 ---------- */
.seg-grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: var(--s3); }
.seg-card {
  position: relative; border: 1px solid var(--line); border-radius: var(--r-md);
  background: #fff;
  padding: var(--s5); overflow: hidden;
  transition: transform var(--dur-base) var(--ease-out), border-color var(--dur-base), box-shadow var(--dur-base);
  display: flex; flex-direction: column;
}
.seg-card:hover { transform: translateY(-6px); border-color: rgba(31,78,121,.45); box-shadow: var(--shadow-2); }
.seg-card .no {
  font-family: var(--font-mono); font-size: 2.6rem; font-weight: 700;
  color: transparent; -webkit-text-stroke: 1px rgba(217,138,30,.55);
  line-height: 1; margin-bottom: var(--s4);
}
.seg-card h3 { font-family: var(--font-display); font-size: 1.3rem; margin-bottom: 10px; color: var(--primary); }
.seg-card p { color: var(--muted); font-size: var(--fs-sm); flex: 1; }
.seg-card .go { margin-top: var(--s4); font-size: var(--fs-sm); color: var(--accent-deep); display: inline-flex; gap: 8px; align-items: center; font-weight: 600; }
.seg-card .go::after { content: "→"; transition: transform var(--dur-fast); }
.seg-card:hover .go::after { transform: translateX(5px); }
.seg-card .corner { position: absolute; top: 0; right: 0; width: 90px; height: 90px; background: linear-gradient(225deg, rgba(31,78,121,.10), transparent 60%); }
.seg-card.w7 { grid-column: span 7; } .seg-card.w5 { grid-column: span 5; }
@media (max-width: 860px) { .seg-card.w7, .seg-card.w5 { grid-column: span 12; } }

/* ---------- 集团公司（编辑式列表） ---------- */
.group-list { border-top: 1px solid var(--line-strong); }
.group-row {
  display: grid; grid-template-columns: 52px 1.3fr 2fr auto; gap: var(--s4); align-items: center;
  padding: var(--s4) var(--s2); border-bottom: 1px solid var(--line);
  transition: background var(--dur-fast);
}
.group-row:hover { background: rgba(31,78,121,.045); }
.group-row .g-idx { font-family: var(--font-mono); color: var(--faint); font-size: var(--fs-sm); }
.group-row .g-name { font-family: var(--font-display); font-weight: 700; font-size: 1.08rem; color: var(--text); }
.group-row .g-name small { display: block; font-family: var(--font-mono); font-weight: 400; color: var(--faint); font-size: var(--fs-xs); letter-spacing: .1em; margin-top: 3px; }
.group-row .g-desc { color: var(--muted); font-size: var(--fs-sm); }
.tag {
  font-family: var(--font-mono); font-size: var(--fs-xs); padding: 4px 10px;
  border: 1px solid var(--line-strong); border-radius: 999px; color: var(--muted); white-space: nowrap;
}
.tag.gold { border-color: rgba(217,138,30,.5); color: var(--accent-deep); }
@media (max-width: 860px) {
  .group-row { grid-template-columns: 1fr auto; }
  .group-row .g-idx, .group-row .g-desc { display: none; }
}

/* ---------- 里程碑时间轴 ---------- */
.timeline { position: relative; padding-left: 26px; }
.timeline::before { content: ""; position: absolute; left: 7px; top: 6px; bottom: 6px; width: 1px; background: linear-gradient(180deg, var(--accent), var(--line)); }
.tl-item { position: relative; padding: 0 0 var(--s5) var(--s4); }
.tl-item::before {
  content: ""; position: absolute; left: -26px; top: 8px; width: 15px; height: 15px;
  background: #fff; border: 2px solid var(--accent); border-radius: 50%;
}
.tl-item .year { font-family: var(--font-mono); color: var(--accent-deep); font-size: 1.05rem; font-weight: 700; }
.tl-item h4 { font-family: var(--font-display); margin: 6px 0 6px; font-size: 1.1rem; }
.tl-item p { color: var(--muted); font-size: var(--fs-sm); max-width: 62ch; }
.tl-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 0 var(--s6); }
@media (max-width: 860px) { .tl-cols { grid-template-columns: 1fr; } }

/* ---------- 摄影图块（图文分栏） ---------- */
.photo-split { display: grid; grid-template-columns: 1fr 1fr; gap: var(--s6); align-items: center; }
@media (max-width: 860px) { .photo-split { grid-template-columns: 1fr; } }
.photo-frame {
  position: relative; border-radius: var(--r-lg); overflow: hidden; box-shadow: var(--shadow-2);
  aspect-ratio: 4 / 3;
}
.photo-frame img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s var(--ease-out); }
.photo-frame:hover img { transform: scale(1.04); }
.photo-frame .pf-tag {
  position: absolute; left: 16px; bottom: 16px; z-index: 2;
  font-family: var(--font-mono); font-size: var(--fs-xs); letter-spacing: .2em;
  background: rgba(12,26,43,.72); color: #eaf2fa; padding: 6px 12px; border-radius: var(--r-sm);
  backdrop-filter: blur(6px);
}
.photo-band {
  position: relative; padding: var(--s7) 0; overflow: hidden;
  background:
    linear-gradient(180deg, rgba(245,248,252,.92), rgba(245,248,252,.85)),
    url("../img/lobby.jpg") center/cover no-repeat fixed;
}
@media (max-width: 768px) { .photo-band { background-attachment: scroll; } }

/* ---------- 跑马灯（合作伙伴） ---------- */
.marquee { overflow: hidden; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: var(--s4) 0; position: relative; background: #fff; }
.marquee::before, .marquee::after {
  content: ""; position: absolute; top: 0; bottom: 0; width: 120px; z-index: 2; pointer-events: none;
}
.marquee::before { left: 0; background: linear-gradient(90deg, #fff, transparent); }
.marquee::after { right: 0; background: linear-gradient(270deg, #fff, transparent); }
.mq-track { display: flex; gap: var(--s6); width: max-content; animation: mq 36s linear infinite; }
.marquee:hover .mq-track { animation-play-state: paused; }
@keyframes mq { to { transform: translateX(-50%); } }
.mq-item {
  font-family: var(--font-display); font-weight: 700; font-size: 1.15rem; color: var(--faint);
  display: flex; align-items: center; gap: var(--s6); white-space: nowrap;
  transition: color var(--dur-fast);
}
.mq-item:hover { color: var(--primary); }
.mq-item::after { content: "◆"; font-size: 8px; color: var(--accent); opacity: .6; }

/* ---------- 产品页 ---------- */
.prod-hero-tags { display: flex; gap: var(--s2); flex-wrap: wrap; margin-top: var(--s4); }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--s3); }
@media (max-width: 980px) { .feature-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .feature-grid { grid-template-columns: 1fr; } }
.feat {
  border: 1px solid var(--line); border-radius: var(--r-md); padding: var(--s5) var(--s4);
  background: #fff; position: relative; overflow: hidden;
  transition: transform var(--dur-base) var(--ease-out), border-color var(--dur-base), box-shadow var(--dur-base);
}
.feat:hover { transform: translateY(-4px); border-color: rgba(31,78,121,.4); box-shadow: var(--shadow-1); }
.feat .f-ico {
  width: 44px; height: 44px; display: grid; place-items: center; margin-bottom: var(--s3);
  border: 1px solid rgba(217,138,30,.45); border-radius: var(--r-sm); color: var(--accent-deep);
  font-family: var(--font-mono); font-size: 1.1rem; background: rgba(217,138,30,.07);
  font-weight: 700;
}
.feat h4 { font-size: 1.06rem; margin-bottom: 8px; color: var(--primary); }
.feat p { color: var(--muted); font-size: var(--fs-sm); }

/* 规格表 */
.spec-table { width: 100%; border-collapse: collapse; font-size: var(--fs-sm); background: #fff; }
.spec-table th, .spec-table td { border: 1px solid var(--line); padding: 13px 16px; text-align: left; vertical-align: top; }
.spec-table th { background: var(--surface-2); color: var(--primary); font-weight: 600; width: 190px; white-space: nowrap; }
.spec-table td { color: var(--muted); }
.spec-table tr:hover td { background: var(--surface-2); color: var(--text); }

/* 步骤流 */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--s3); counter-reset: step; }
@media (max-width: 980px) { .steps { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .steps { grid-template-columns: 1fr; } }
.step { border-top: 2px solid var(--accent); padding-top: var(--s3); }
.step::before { counter-increment: step; content: "0" counter(step); font-family: var(--font-mono); color: var(--accent-deep); font-weight: 700; }
.step h5 { font-family: var(--font-display); margin: 8px 0 6px; }
.step p { color: var(--muted); font-size: var(--fs-sm); }

/* ---------- 平台大屏（深色岛屿：还原监管大屏质感） ---------- */
.dash {
  position: relative; border-radius: var(--r-lg); overflow: hidden;
  background: var(--ink-bg); border: 1px solid rgba(234,242,250,.14);
  box-shadow: var(--shadow-3); color: var(--ink-text);
  background-image: linear-gradient(180deg, rgba(10,22,38,.88), rgba(10,22,38,.94)), url("../img/dash-bg.jpg");
  background-size: cover; background-position: center;
  padding: var(--s5);
}
.dash-head { display: flex; align-items: center; justify-content: space-between; gap: var(--s3); margin-bottom: var(--s4); }
.dash-head h3 { font-family: var(--font-display); letter-spacing: .3em; font-size: 1.2rem; color: #dff0ff; text-align: center; width: 100%; }
.dash-head .dh-live { font-family: var(--font-mono); font-size: var(--fs-xs); color: #35d68f; letter-spacing: .2em; }
.dash-tiles { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: rgba(234,242,250,.10); border: 1px solid rgba(234,242,250,.10); border-radius: var(--r-md); overflow: hidden; }
@media (max-width: 860px) { .dash-tiles { grid-template-columns: repeat(2, 1fr); } }
.dash-tiles .tile { background: rgba(16,34,54,.82); padding: 16px 14px; text-align: center; }
.dash-tiles .t-lbl { font-size: var(--fs-xs); color: #7d93aa; letter-spacing: .1em; }
.dash-tiles .t-val { font-family: var(--font-mono); font-variant-numeric: tabular-nums; font-size: clamp(1.3rem, 2.6vw, 1.9rem); font-weight: 700; margin-top: 6px; }
.dash-tiles .c-cyan { color: #4fd8e8; } .dash-tiles .c-gold { color: #f0b04a; }
.dash-tiles .c-green { color: #35d68f; } .dash-tiles .c-white { color: #eaf2fa; }
.dash-body { display: grid; grid-template-columns: 1.6fr 1fr; gap: var(--s3); margin-top: var(--s3); }
@media (max-width: 860px) { .dash-body { grid-template-columns: 1fr; } }
.dash-map {
  position: relative; border-radius: var(--r-md); overflow: hidden; min-height: 300px;
  border: 1px solid rgba(234,242,250,.10);
}
.dash-map img { width: 100%; height: 100%; object-fit: cover; opacity: .9; }
.dash-map .dm-tag {
  position: absolute; left: 14px; top: 14px; font-family: var(--font-mono); font-size: var(--fs-xs);
  color: #7d93aa; letter-spacing: .2em; background: rgba(10,22,38,.66); padding: 5px 10px; border-radius: var(--r-sm);
}
.dash-map .dm-dot { position: absolute; width: 8px; height: 8px; border-radius: 50%; background: #35d68f; box-shadow: 0 0 0 4px rgba(53,214,143,.22); animation: ping 2.4s infinite; }
@keyframes ping { 0% { box-shadow: 0 0 0 0 rgba(53,214,143,.4); } 70% { box-shadow: 0 0 0 12px rgba(53,214,143,0); } 100% { box-shadow: 0 0 0 0 rgba(53,214,143,0); } }
.dash-side { display: flex; flex-direction: column; gap: var(--s3); }
.dash-card { background: rgba(16,34,54,.82); border: 1px solid rgba(234,242,250,.10); border-radius: var(--r-md); padding: var(--s3); flex: 1; }
.dash-card h5 { font-size: var(--fs-xs); color: #7d93aa; letter-spacing: .2em; margin-bottom: 10px; font-weight: 400; }
.pie {
  width: 120px; height: 120px; border-radius: 50%; margin: 6px auto;
  background: conic-gradient(#4fd8e8 0 28%, #f0b04a 28% 46%, #35d68f 46% 62%, #5b8fd9 62% 76%, #e06b5a 76% 87%, #9a7fd4 87% 100%);
  -webkit-mask: radial-gradient(circle, transparent 34%, #000 35%);
  mask: radial-gradient(circle, transparent 34%, #000 35%);
}
.dash-legend { display: flex; flex-wrap: wrap; gap: 6px 14px; justify-content: center; font-size: var(--fs-xs); color: #93a7bc; }
.dash-legend i { display: inline-block; width: 8px; height: 8px; border-radius: 2px; margin-right: 5px; }
.alarm-row { display: flex; justify-content: space-between; gap: 10px; padding: 8px 4px; border-bottom: 1px dashed rgba(234,242,250,.10); font-size: var(--fs-xs); font-family: var(--font-mono); }
.alarm-row .a-dev { color: #93a7bc; } .alarm-row .a-txt { color: #f0b04a; }
.alarm-row .a-time { color: #6f8399; } .alarm-row .a-ok { color: #35d68f; }
.dash-foot { margin-top: var(--s3); font-family: var(--font-mono); font-size: var(--fs-xs); color: #6f8399; letter-spacing: .16em; text-align: center; }

/* ---------- 新闻 / 案例 ---------- */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--s3); }
@media (max-width: 980px) { .news-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .news-grid { grid-template-columns: 1fr; } }
.news-card {
  border: 1px solid var(--line); border-radius: var(--r-md); overflow: hidden;
  background: #fff; display: flex; flex-direction: column;
  transition: transform var(--dur-base) var(--ease-out), border-color var(--dur-base), box-shadow var(--dur-base);
}
.news-card:hover { transform: translateY(-5px); border-color: rgba(31,78,121,.4); box-shadow: var(--shadow-1); }
.news-card .nc-cover { height: 10px; background: linear-gradient(90deg, var(--primary), var(--accent)); opacity: .9; }
.news-card .nc-body { padding: var(--s4); display: flex; flex-direction: column; flex: 1; }
.news-card .nc-date { font-family: var(--font-mono); font-size: var(--fs-xs); color: var(--faint); letter-spacing: .1em; }
.news-card h4 { font-size: 1.05rem; margin: 10px 0; line-height: 1.5; color: var(--text); }
.news-card p { color: var(--muted); font-size: var(--fs-sm); flex: 1; }
.news-card .nc-link { margin-top: var(--s3); color: var(--accent-deep); font-size: var(--fs-sm); font-weight: 600; }

.case-row {
  display: grid; grid-template-columns: 140px 1fr 200px; gap: var(--s4); align-items: center;
  border: 1px solid var(--line); border-left: 3px solid var(--accent);
  border-radius: var(--r-sm); padding: var(--s4); background: #fff; margin-bottom: var(--s3);
  transition: transform var(--dur-base) var(--ease-out), box-shadow var(--dur-base);
}
.case-row:hover { transform: translateX(6px); box-shadow: var(--shadow-1); }
.case-row .c-scale { font-family: var(--font-mono); color: var(--primary); font-weight: 700; font-size: 1.3rem; }
.case-row .c-scale small { display: block; color: var(--faint); font-size: var(--fs-xs); font-weight: 400; margin-top: 4px; }
.case-row h4 { font-size: 1.05rem; margin-bottom: 4px; }
.case-row p { color: var(--muted); font-size: var(--fs-sm); }
.case-row .c-loc { text-align: right; font-size: var(--fs-xs); color: var(--faint); font-family: var(--font-mono); }
@media (max-width: 768px) { .case-row { grid-template-columns: 1fr; } .case-row .c-loc { text-align: left; } }

/* ---------- 联系页 ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--s5); }
@media (max-width: 860px) { .contact-grid { grid-template-columns: 1fr; } }
.office-card {
  border: 1px solid var(--line); border-radius: var(--r-md); background: #fff;
  padding: var(--s5); position: relative; overflow: hidden; box-shadow: var(--shadow-1);
}
.office-card::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: linear-gradient(90deg, var(--primary), var(--accent)); }
.office-card h3 { font-family: var(--font-display); font-size: 1.25rem; margin-bottom: var(--s3); color: var(--primary); }
.office-card dl { display: grid; grid-template-columns: 64px 1fr; gap: 10px var(--s3); font-size: var(--fs-sm); }
.office-card dt { color: var(--faint); font-family: var(--font-mono); font-size: var(--fs-xs); padding-top: 2px; }
.office-card dd { color: var(--muted); }
.office-card dd.phone { font-family: var(--font-mono); font-size: 1.25rem; color: var(--accent-deep); letter-spacing: .06em; font-weight: 700; }

.form-card { border: 1px solid var(--line); border-radius: var(--r-md); background: #fff; padding: var(--s5); box-shadow: var(--shadow-1); }
.form-card h3 { font-family: var(--font-display); margin-bottom: var(--s4); color: var(--primary); }
.f-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--s3); }
@media (max-width: 640px) { .f-row { grid-template-columns: 1fr; } }
.field { margin-bottom: var(--s3); }
.field label { display: block; font-size: var(--fs-xs); color: var(--muted); font-family: var(--font-mono); letter-spacing: .12em; margin-bottom: 8px; }
.field input, .field select, .field textarea {
  width: 100%; background: var(--surface-2); border: 1px solid var(--line-strong); border-radius: var(--r-sm);
  color: var(--text); padding: 13px 14px; font-family: var(--font-body); font-size: var(--fs-sm);
  transition: border-color var(--dur-fast);
}
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--primary); background: #fff; }
.form-note { font-size: var(--fs-xs); color: var(--faint); margin-top: var(--s3); }
.form-ok {
  display: none; margin-top: var(--s3); padding: 14px; border: 1px solid rgba(30,158,99,.4);
  color: var(--ok); border-radius: var(--r-sm); font-size: var(--fs-sm); background: rgba(30,158,99,.07);
}
.form-ok.show { display: block; }

/* ---------- 页脚（深色岛屿收尾） ---------- */
footer.site-footer { position: relative; z-index: 2; background: linear-gradient(180deg, #102238, #0a1626); border-top: 3px solid var(--accent); margin-top: var(--s7); color: var(--ink-muted); }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: var(--s5); padding: var(--s6) 0 var(--s5); }
@media (max-width: 860px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
.footer-grid h5 { font-size: var(--fs-sm); color: #eaf2fa; margin-bottom: var(--s3); letter-spacing: .08em; }
.footer-grid p, .footer-grid a { color: #93a7bc; font-size: var(--fs-sm); display: block; padding: 4px 0; }
.footer-grid a:hover { color: #f0b04a; }
.footer-logo { height: 52px; width: auto; margin-bottom: var(--s3); }
.footer-phone { font-family: var(--font-mono); color: #f0b04a; font-size: 1.1rem; }
.footer-bottom {
  border-top: 1px solid rgba(234,242,250,.10); padding: var(--s3) 0;
  display: flex; justify-content: space-between; gap: var(--s3); flex-wrap: wrap;
  color: #6f8399; font-size: var(--fs-xs); font-family: var(--font-mono);
}

/* 返回顶部 */
.to-top {
  position: fixed; right: 26px; bottom: 26px; z-index: 40;
  width: 48px; height: 48px; border-radius: 50%; cursor: pointer;
  background: #fff; border: 1px solid var(--line-strong); color: var(--primary);
  display: grid; place-items: center; opacity: 0; transform: translateY(14px); pointer-events: none;
  transition: all var(--dur-base) var(--ease-out); font-size: 1.1rem; box-shadow: var(--shadow-1);
}
.to-top.show { opacity: 1; transform: none; pointer-events: auto; }
.to-top:hover { border-color: var(--primary); box-shadow: var(--glow); }

/* ---------- 滚动入场 ---------- */
.reveal { opacity: 0; transform: translateY(26px); }
.reveal.in {
  opacity: 1; transform: none;
  transition: opacity var(--dur-slow) var(--ease-out), transform var(--dur-slow) var(--ease-out);
}
.reveal.d1.in { transition-delay: 80ms; } .reveal.d2.in { transition-delay: 160ms; }
.reveal.d3.in { transition-delay: 240ms; } .reveal.d4.in { transition-delay: 320ms; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .mq-track, .lp-bar i, .lift-panel::before, .dash-map .dm-dot { animation: none !important; }
  html { scroll-behavior: auto; }
}