/* 科希家官网 · 方向 A「暮色居所」
   设计令牌取自 Claude Design 导出稿（1440 / 390 同一响应式画板）。 */

:root{
  /* 底色 */
  --bg:#0E1819;          /* 页面 */
  --bg-deep:#0B1415;     /* 深色分段 / 输入框 */
  --bg-foot:#0A1213;     /* 页脚 */
  --bg-panel:#101C1D;    /* 边框面板（案例展台、表单、提示框） */
  --bg-card:#142122;     /* 小卡片 / 占位块 */
  --bg-board:#081011;    /* 运行中心大屏 */
  --bg-tile:#0C1718;     /* 大屏面板 */
  --bg-menu:#172526;     /* 下拉菜单 */
  --bg-phone:#111D1E;    /* 小程序屏幕 */
  /* 文字 */
  --ink:#EDE9E1; --ink-strong:#FFFFFF; --ink-warm:#FBF7EF;
  --ink-2:#C9D0CD; --ink-3:#B9C1BE; --ink-4:#A9B3B0; --ink-5:#8E9996; --ink-6:#7F8B88; --ink-7:#6F7B78; --ink-8:#4A5755;
  /* 品牌青 */
  --accent:#55C2BB; --accent-2:#6FCFC0; --accent-soft:#8FD8D2; --accent-link:#9FE0D9; --accent-ink:#0B1415;
  /* 暖色与数据色 */
  --amber:#E3AA62; --amber-2:#F3C98A; --amber-3:#E0A458; --rust:#D9664A; --rust-2:#F0A08A;
  --sky:#7EA6E8; --sky-2:#A9C3EE; --ice:#A9DDF2; --blue:#4F87C9; --blue-2:#7EB6D9; --blue-3:#5E9FD6; --olive:#B9C98A; --sand:#D9C58A;
  /* 线 */
  --line-07:rgba(237,233,225,.07); --line-08:rgba(237,233,225,.08); --line-10:rgba(237,233,225,.10); --line-12:rgba(237,233,225,.12);
  --line-14:rgba(237,233,225,.14); --line-18:rgba(237,233,225,.18); --line-20:rgba(237,233,225,.20); --line-25:rgba(237,233,225,.25);
  --line-30:rgba(237,233,225,.30); --line-35:rgba(237,233,225,.35); --line-45:rgba(237,233,225,.45);
  --accent-line:rgba(85,194,187,.16);
  /* 字体：仅系统 / 本机字体，不走外部字体 CDN */
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC","STSong","SimSun",serif;
  --sans:"Noto Sans SC","PingFang SC","HarmonyOS Sans SC","MiSans","Microsoft YaHei",sans-serif;
  /* 版心 */
  --max:1360px; --pad:40px;
  --r:2px; --r-seg:3px; --r-pill:999px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{background:var(--bg);color:var(--ink);font-family:var(--sans);font-weight:300;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
body{font-size:15px;line-height:1.7;min-height:100vh;overflow-x:hidden}
a{color:var(--ink);text-decoration:none;transition:color .2s}
a:hover{color:var(--accent-link)}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input,select,textarea{font:inherit;color:inherit}
img,svg{display:block}
ul,ol{list-style:none}
[hidden]{display:none!important}
main#page{min-height:60vh}
h1,h2,h3,h4{font-family:var(--serif);font-weight:500;line-height:1.3}
strong,b{font-weight:500}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
::selection{background:rgba(85,194,187,.35)}

.wrap{max-width:var(--max);margin:0 auto;padding-left:var(--pad);padding-right:var(--pad)}
.serif{font-family:var(--serif)}
.eyebrow{font-size:14px;color:var(--ink-4);letter-spacing:.08em}
.kicker{font-size:13px;color:var(--ink-5)}
.lede{font-size:17px;line-height:1.9;color:var(--ink-2)}
.more{font-size:14px;color:var(--accent);display:inline-flex;align-items:center;gap:8px;min-height:44px}
.more:hover{color:var(--accent-link)}
.more .arrow{transition:transform .25s ease}
.more:hover .arrow{transform:translateX(4px)}
.demo-note{font-size:12px;color:var(--ink-5);display:inline-flex;align-items:center;gap:8px}
.demo-note::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--amber-2);flex:none}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:52px;padding:0 30px;border-radius:var(--r);font-size:15px;line-height:1.3;transition:background .2s,color .2s,border-color .2s}
.btn-primary{background:var(--accent);color:var(--accent-ink);font-weight:500}
.btn-primary:hover{background:var(--accent-2);color:var(--accent-ink)}
.btn-ghost{border:1px solid var(--line-45);color:var(--ink)}
.btn-ghost:hover{border-color:var(--ink);color:var(--ink)}
.btn-tel{font-family:var(--serif);letter-spacing:.04em}
.ctl{min-height:44px;min-width:44px;display:inline-flex;align-items:center;justify-content:center;gap:8px;background:transparent;color:var(--ink);border:1px solid var(--line-30);border-radius:var(--r);font-size:14px;padding:0 16px;transition:border-color .2s,background .2s,color .2s}
.ctl:hover{border-color:var(--ink)}
.ctl.on{background:var(--ink);color:var(--bg);border-color:var(--ink)}
.ibtn{width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;background:rgba(14,24,25,.7);border:1px solid var(--line-20);border-radius:var(--r-seg);color:var(--ink);transition:border-color .2s}
.ibtn:hover{border-color:var(--ink)}
.chip{min-height:40px;padding:0 16px;border:1px solid var(--line-20);border-radius:var(--r-pill);display:inline-flex;align-items:center;font-size:14px;color:var(--ink-2)}
.chip[aria-current]{background:var(--ink);color:var(--bg);border-color:var(--ink);font-weight:500}
.chip:hover{border-color:var(--accent);color:var(--accent-link)}
.chip[aria-current]:hover{color:var(--bg)}
.tag{padding:4px 10px;border-radius:var(--r);font-size:12px;line-height:1.5}
.tag.on{background:var(--accent);color:var(--accent-ink)}
.tag.off{border:1px solid var(--line-20);color:var(--ink-6)}

/* 分段控件 */
.seg{display:inline-flex;border:1px solid var(--line-18);border-radius:var(--r-seg);padding:2px;gap:2px}
.seg button{min-height:40px;padding:0 14px;border-radius:var(--r);font-size:14px;color:var(--ink-2);font-weight:300;white-space:nowrap;transition:background .2s,color .2s}
.seg button:hover{color:var(--ink)}
.seg button.on{background:var(--ink);color:var(--bg);font-weight:500}
.tlabel{font-size:12px;color:var(--ink-5);letter-spacing:.04em}

/* 占位块（实景照片 / 二维码） */
.ph{background:repeating-linear-gradient(135deg,rgba(237,233,225,.035) 0 2px,transparent 2px 14px),var(--bg-card);border:1px dashed var(--line-20);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;color:var(--ink-5);font-size:13px;text-align:center;padding:16px;line-height:1.6}
.ph svg{color:var(--ink-5)}

/* 输入 */
.fl{display:flex;flex-direction:column;gap:8px;font-size:13px;color:var(--ink-3)}
.in{min-height:52px;padding:0 16px;background:var(--bg-deep);border:1px solid var(--line-18);border-radius:var(--r);color:var(--ink);font-size:15px;width:100%;transition:border-color .2s,box-shadow .2s}
.in::placeholder{color:var(--ink-7)}
.in:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(85,194,187,.18)}
select.in{appearance:none;-webkit-appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--ink-3) 50%),linear-gradient(135deg,var(--ink-3) 50%,transparent 50%);background-position:calc(100% - 22px) 23px,calc(100% - 16px) 23px;background-size:6px 6px;background-repeat:no-repeat;padding-right:40px}
select.in option{background:var(--bg-deep);color:var(--ink)}

/* ---------------------------------------------------------------- 页头 */
.site-head{max-width:var(--max);margin:0 auto;padding:28px var(--pad);display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:20px}
.brand{display:flex;align-items:center;gap:12px}
.brand:hover{color:var(--ink)}
.logo{width:109px;height:32px;background:var(--ink);-webkit-mask:url(../assets/logo.png) left center/auto 32px no-repeat;mask:url(../assets/logo.png) left center/auto 32px no-repeat;flex:none;transition:background .2s}
.brand:hover .logo{background:var(--accent-link)}
.brand-sub{font-size:11px;letter-spacing:.08em;color:var(--ink-4);line-height:1;padding-left:12px;border-left:1px solid var(--line-18)}
.site-nav{display:flex;flex-wrap:wrap;gap:34px;font-size:15px}
.site-nav a[aria-current]{color:var(--ink-strong);font-weight:400;box-shadow:inset 0 -2px 0 var(--accent);padding-bottom:4px}
.site-nav a.cur[aria-current]{box-shadow:none;padding-bottom:0}
.head-right{display:flex;align-items:center;gap:20px}
.head-tel{font-family:var(--serif);font-size:16px;letter-spacing:.04em;display:flex;align-items:center;gap:8px}
.demo-btn{min-height:36px;padding:0 12px;border:1px solid var(--line-18);border-radius:var(--r);font-size:13px;color:var(--ink-3);transition:border-color .2s,color .2s}
.demo-btn:hover{border-color:var(--ink);color:var(--ink)}

/* ---------------------------------------------------------------- 页脚 */
.foot{background:var(--bg-foot);border-top:1px solid var(--line-08);margin-top:auto}
.foot-inner{max-width:var(--max);margin:0 auto;padding:64px var(--pad) 40px;display:flex;flex-direction:column;gap:48px}
.foot-top{display:flex;flex-wrap:wrap;justify-content:space-between;gap:40px}
.foot-hot{display:flex;flex-direction:column;gap:14px}
.foot-hot .cap{font-size:13px;color:var(--ink-4)}
.foot-hot .tel{font-family:var(--serif);font-size:40px;letter-spacing:.04em;line-height:1.2}
.foot-hot .addr{font-size:14px;color:var(--ink-3);line-height:1.7}
.foot-nav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px 64px;font-size:14px;align-content:start}
.foot-qr{display:flex;flex-direction:column;gap:10px;align-items:flex-start}
.qr{width:104px;height:104px;border:1px solid var(--line-18);background:var(--bg-card);padding:10px;color:var(--ink-4)}
.qr svg{width:100%;height:100%}
.foot-qr span{font-size:12px;color:var(--ink-4)}
.foot-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;font-size:12px;color:var(--ink-6);padding-top:24px;border-top:1px solid var(--line-08)}
.foot-bottom a{color:var(--ink-6)}
.foot-bottom a:hover{color:var(--ink-3)}
.foot-mini{max-width:var(--max);margin:0 auto;padding:48px var(--pad);display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:24px}
.foot-mini .tel{font-family:var(--serif);font-size:32px;letter-spacing:.04em}
.foot-mini .addr{font-size:13px;color:var(--ink-3)}
.foot-mini .copy{font-size:12px;color:var(--ink-6)}

/* ---------------------------------------------------------------- 演示模式 */
body.demo .site-head{display:none}
.demo-hud{position:fixed;z-index:60;left:50%;bottom:22px;transform:translateX(-50%);display:none;gap:4px;padding:6px;background:var(--bg-menu);border:1px solid var(--line-18);border-radius:var(--r-seg);box-shadow:0 18px 40px rgba(0,0,0,.45)}
body.demo .demo-hud{display:flex}
.demo-hud button{min-height:36px;padding:0 14px;border-radius:var(--r);font-size:13px;color:var(--ink-3);white-space:nowrap}
.demo-hud button:hover{color:var(--ink)}
.demo-hud button.on{background:var(--ink);color:var(--bg);font-weight:500}
.demo-hud button[data-exit]{color:var(--amber);border-left:1px solid var(--line-12);border-radius:0;margin-left:4px;padding-left:16px}

/* ---------------------------------------------------------------- 首页 */
.hero{position:relative;overflow:hidden;background:radial-gradient(55% 65% at 72% 52%,rgba(227,170,98,.13),rgba(14,24,25,0) 70%)}
.hero-canvas{position:absolute;inset:0;z-index:0}
#house{position:absolute;inset:0}
#house canvas{display:block;width:100%;height:100%}
.house-tags{position:absolute;inset:0;pointer-events:none;z-index:1}
.house-tag{position:absolute;transform:translate(-50%,-50%);display:flex;align-items:center;gap:8px;padding:5px 10px 5px 8px;background:rgba(14,24,25,.72);border:1px solid var(--line-18);border-radius:var(--r);font-size:12px;letter-spacing:.02em;color:#D8D2C6;white-space:nowrap;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);transition:border-color .5s;will-change:left,top}
.house-tag::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--amber);box-shadow:0 0 0 3px rgba(227,170,98,.18);flex:none;transition:background .6s,box-shadow .6s}
.house-tag b{font-family:var(--serif);font-weight:400;font-size:16px;color:var(--ink-warm);line-height:1;font-variant-numeric:tabular-nums}
.house-tag.ok{border-color:rgba(85,194,187,.45)}
.house-tag.ok::before{background:var(--accent);box-shadow:0 0 0 3px rgba(85,194,187,.2)}
.hero-inner{position:relative;z-index:2;max-width:var(--max);margin:0 auto;padding:40px var(--pad) 72px;display:flex;flex-wrap:wrap;align-items:center;gap:40px;min-height:700px;pointer-events:none}
.hero-copy{flex:1 1 380px;max-width:470px;display:flex;flex-direction:column;gap:32px;pointer-events:auto}
.hero-copy h1{font-size:clamp(44px,5.4vw,78px);line-height:1.18;letter-spacing:.02em;text-wrap:balance}
.pillars{display:flex;flex-wrap:wrap}
.pillars li{flex:1 1 120px;padding:4px 20px;display:flex;flex-direction:column;gap:6px;border-left:1px solid var(--line-18)}
.pillars li:first-child{padding-left:0;border-left:0}
.pillars li:last-child{padding-right:0}
.pillars strong{font-size:17px;color:var(--accent)}
.pillars span{font-size:13px;line-height:1.6;color:var(--ink-3)}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px}
.hero-side{flex:2 1 560px;min-width:0;align-self:stretch;display:flex;flex-direction:column;justify-content:flex-end;min-height:360px}
.hero-legend{display:inline-flex;flex-wrap:wrap;align-items:center;gap:12px 24px;font-size:13px;color:var(--ink-3);margin-left:8%;padding:10px 14px;background:rgba(14,24,25,.72);border:1px solid var(--line-10);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);pointer-events:auto;align-self:flex-start}
.hero-legend .lg{display:flex;align-items:center;gap:8px}
.hero-legend .lg i{width:10px;height:10px;border-radius:50%;flex:none}
.hero-legend .bar{flex:0 1 120px;height:2px;background:rgba(237,233,225,.15);position:relative;overflow:hidden}
.hero-legend .bar i{position:absolute;inset:0;background:var(--accent);transform-origin:left center;animation:kBar 10s ease-in-out infinite}
@keyframes kBar{0%,28%{transform:scaleX(.08)}55%,90%{transform:scaleX(1)}100%{transform:scaleX(.08)}}
.hero-legend .note{font-size:12px;color:var(--ink-5)}

.intro{max-width:var(--max);margin:0 auto;padding:96px var(--pad);border-top:1px solid var(--line-12);display:flex;flex-wrap:wrap;gap:48px 80px}
.intro p{flex:3 1 520px;font-family:var(--serif);font-size:clamp(24px,2.4vw,34px);line-height:1.7;font-weight:400;text-wrap:pretty}
.intro-side{flex:2 1 320px;display:flex;flex-direction:column;gap:28px;justify-content:flex-end}
.stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.stats div{display:flex;flex-direction:column;gap:6px}
.stats b{font-family:var(--serif);font-weight:400;font-size:34px;color:var(--ink-strong);line-height:1.2;font-variant-numeric:tabular-nums}
.stats span{font-size:13px;color:var(--ink-4)}

.entries{max-width:var(--max);margin:0 auto;padding:0 var(--pad) 112px}
.rowlink{display:flex;flex-wrap:wrap;align-items:center;gap:16px 40px;padding:34px 0;border-top:1px solid var(--line-12)}
.rowlink:last-child{border-bottom:1px solid var(--line-12)}
.rowlink .n{font-family:var(--serif);font-size:15px;color:var(--ink-6);width:40px}
.rowlink .t{font-family:var(--serif);font-size:34px;font-weight:500;flex:0 0 220px;line-height:1.3}
.rowlink .d{flex:1 1 360px;font-size:15px;line-height:1.7;color:var(--ink-3)}
.rowlink .arrow{font-size:22px;color:var(--accent);transition:transform .25s ease}
.rowlink:hover .arrow{transform:translateX(6px)}
.rowlink:hover{color:var(--ink)}
.rowlink:hover .t{color:var(--accent-link)}

/* ---------------------------------------------------------------- 解决方案 */
.sol-head{max-width:var(--max);margin:0 auto;padding:48px var(--pad) 96px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:48px}
.sol-head .copy{flex:1 1 480px;max-width:620px;display:flex;flex-direction:column;gap:28px}
.sol-head h1{font-size:clamp(40px,4.6vw,66px);line-height:1.22}
.sol-head .lede{max-width:520px}
.sol-head svg{flex:0 1 440px;min-width:0;height:auto}
.sol-grid{max-width:var(--max);margin:0 auto;padding:0 var(--pad) 128px}
.sol-grid .grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(360px,100%),1fr));border-top:1px solid var(--line-14)}
.sys{padding:44px 40px 40px;display:flex;flex-direction:column;gap:28px;border-left:1px solid var(--line-14)}
.sys:first-child{padding-left:0;border-left:0}
.sys:last-child{padding-right:0}
.sys .head{display:flex;flex-direction:column;gap:12px}
.sys .n{font-family:var(--serif);font-size:14px;color:var(--ink-6)}
.sys h2{font-size:40px;line-height:1.25}
.sys .tags{display:flex;flex-wrap:wrap;gap:6px}
.sys .lead{font-family:var(--serif);font-size:20px;line-height:1.7}
.sys .grp{display:flex;flex-direction:column;gap:12px}
.sys ul{display:flex;flex-direction:column;gap:10px;font-size:15px;line-height:1.6;color:#D5DBD8}
.sys li{display:flex;gap:10px;align-items:baseline}
.sys li::before{content:"";flex:0 0 5px;height:5px;border-radius:50%;background:var(--accent);transform:translateY(-3px)}
.sys .more{margin-top:auto}
.day{background:var(--bg-deep);border-top:1px solid var(--line-08);border-bottom:1px solid var(--line-08)}
.day-inner{max-width:var(--max);margin:0 auto;padding:112px var(--pad) 120px;display:flex;flex-direction:column;gap:56px}
.sec-top{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:24px}
.sec-top h2{font-size:clamp(32px,3.4vw,48px);line-height:1.3}
.sec-top p{font-size:15px;color:var(--ink-3);line-height:1.8;max-width:420px}
.moments{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(280px,100%),1fr));gap:32px 24px}
.moment{display:flex;flex-direction:column;gap:20px}
.moment .when{display:flex;align-items:center;gap:12px}
.moment .when i{width:9px;height:9px;border-radius:50%;flex:none}
.moment .when span{font-family:var(--serif);font-size:15px}
.moment .when em{flex:1;height:1px;background:var(--line-14)}
.moment .ph{aspect-ratio:4/5}
.moment h3{font-size:24px}
.moment p{font-size:15px;line-height:1.85;color:var(--ink-2)}
.cta{max-width:var(--max);margin:0 auto;padding:112px var(--pad);display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:40px}
.cta .copy{display:flex;flex-direction:column;gap:16px;max-width:640px}
.cta h2{font-size:clamp(28px,3vw,40px);line-height:1.4}
.cta p{font-size:16px;line-height:1.85;color:var(--ink-2)}
.cta .acts{display:flex;flex-wrap:wrap;gap:14px}

/* ---------------------------------------------------------------- 创新设备 */
.dev-head{max-width:var(--max);margin:0 auto;padding:40px var(--pad) 36px;display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:28px}
.dev-head .copy{display:flex;flex-direction:column;gap:18px;max-width:640px}
.dev-chips{display:flex;flex-wrap:wrap;gap:8px;font-size:14px}
.dev-chips a{padding:8px 14px;border:1px solid var(--line-18);border-radius:var(--r);color:var(--ink-3)}
.dev-chips a:hover{border-color:var(--line-45);color:var(--ink)}
.dev-chips a[aria-current]{border-color:var(--ink);color:var(--ink-strong)}
.dev-head h1{font-size:clamp(40px,4.6vw,64px);line-height:1.2}
.dev-head .lede{font-size:18px;line-height:1.8}
.dev-hint{font-size:13px;color:var(--ink-5);display:flex;align-items:center;gap:8px}
.dev-stage-wrap{max-width:var(--max);margin:0 auto;padding:0 var(--pad)}
.dev-stage{display:flex;flex-wrap:wrap;border:1px solid var(--line-10);--mode:#55C2BB;--mode-glow:rgba(85,194,187,.15)}
.dev-view{flex:999 1 640px;min-width:0;position:relative;display:flex;flex-direction:column;background:radial-gradient(50% 55% at 50% 52%,var(--mode-glow),rgba(14,24,25,0) 72%);transition:background .5s}
#unit-canvas{position:relative;height:540px;overflow:hidden;cursor:grab;touch-action:pan-y}
#unit-canvas:active{cursor:grabbing}
#unit-canvas canvas{display:block;width:100%;height:100%}
.unit-labels{position:absolute;inset:0;pointer-events:none;z-index:2}
.unit-loading{position:absolute;inset:0;display:grid;place-items:center;color:var(--ink-5);font-size:14px}
.unit-parts{position:absolute;left:28px;top:28px;display:flex;flex-direction:column;gap:10px;font-size:13px;pointer-events:none}
.unit-parts li{display:flex;gap:8px;align-items:center;color:var(--ink-5);transition:color .3s}
.unit-parts li span:first-child{font-family:var(--serif);width:22px}
.unit-parts li.on{color:var(--mode)}
.unit-label{position:absolute;z-index:2;font-size:12px;color:var(--ink);background:rgba(14,24,25,.8);border:1px solid var(--line-20);border-radius:var(--r);padding:3px 9px 3px 7px;pointer-events:none;opacity:0;transition:opacity .3s;white-space:nowrap;display:flex;align-items:center;gap:7px}
.unit-label::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--mode)}
.unit-read{position:absolute;right:20px;bottom:16px;font-size:12px;color:var(--ink-5);display:flex;align-items:center;gap:8px;pointer-events:none}
.unit-read::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--amber-2)}
.dev-bar{display:flex;flex-wrap:wrap;align-items:center;gap:12px;padding:18px 28px;border-top:1px solid var(--line-10)}
.dev-bar label{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--ink-3)}
.dev-bar .sp{flex:1 1 20px}
.rng{width:180px;accent-color:var(--accent);cursor:pointer}
.dev-panel{flex:1 1 380px;min-width:0;border-left:1px solid var(--line-10);padding:32px;display:flex;flex-direction:column;gap:28px}
.mode-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:6px}
.mode-grid button{min-height:48px;font-size:15px;border-radius:var(--r);border:1px solid var(--line-25);color:var(--ink);font-weight:300;transition:background .25s,color .25s,border-color .25s}
.mode-grid button:hover{border-color:var(--ink)}
.mode-grid button.on{background:var(--mode);border-color:var(--mode);color:var(--accent-ink);font-weight:500}
.mode-copy{display:flex;flex-direction:column;gap:14px}
.mode-copy h2{font-size:30px;line-height:1.35}
.mode-copy p{font-size:15px;line-height:1.85;color:var(--ink-2)}
.flow-svg{width:100%;height:auto}
.flow{stroke-dasharray:6 8;animation:kFlow 1.2s linear infinite}
@keyframes kFlow{to{stroke-dashoffset:-28}}
.scenes{display:flex;flex-direction:column;gap:10px}
.scenes .row{display:flex;flex-wrap:wrap;gap:8px}
.scenes .row span{padding:7px 14px;border:1px solid var(--line-20);border-radius:var(--r-pill);font-size:13px}
.mode-note{margin-top:auto;font-size:13px;line-height:1.7;color:var(--ink-5)}
.install{max-width:var(--max);margin:0 auto;padding:112px var(--pad) 0;display:flex;flex-wrap:wrap;gap:56px 80px;align-items:center}
.install .copy{flex:1 1 360px;display:flex;flex-direction:column;gap:20px}
.install h2{font-size:38px;line-height:1.35}
.install p{font-size:15px;line-height:1.85;color:var(--ink-2)}
.install svg{flex:2 1 520px;min-width:0;height:auto}
.others{max-width:var(--max);margin:0 auto;padding:96px var(--pad) 112px}
.others h2{margin:0 0 24px;font-family:var(--sans);font-size:14px;font-weight:400;color:var(--ink-5)}
.others .grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(280px,100%),1fr));border-top:1px solid var(--line-12)}
.others a{padding:28px;display:flex;flex-direction:column;gap:10px;border-bottom:1px solid var(--line-12);border-left:1px solid var(--line-12)}
.others a:first-child{padding-left:0;border-left:0}
.others a:last-child{padding-right:0}
.others b{font-family:var(--serif);font-weight:400;font-size:24px}
.others span{font-size:14px;color:var(--ink-3);line-height:1.7}

/* ---------------------------------------------------------------- 案例 */
.case-head{max-width:var(--max);margin:0 auto;padding:32px var(--pad) 28px;display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:24px}
.case-head .copy{display:flex;flex-direction:column;gap:14px}
.case-head h1{font-size:clamp(36px,3.8vw,54px);line-height:1.2}
.case-meta{font-size:15px;color:var(--ink-3);display:flex;flex-wrap:wrap;gap:6px 18px}
.case-meta i{font-style:normal;color:var(--ink-8)}
.tabs{display:flex;flex-wrap:wrap;border-bottom:1px solid var(--line-14)}
.tabs a{min-height:48px;padding:0 18px;display:inline-flex;align-items:center;border-bottom:2px solid transparent;margin-bottom:-1px;color:var(--ink-3);font-size:15px;font-weight:300}
.tabs a:hover{color:var(--ink)}
.tabs a[aria-current]{border-bottom-color:var(--accent);color:var(--ink-strong);font-weight:400}
.case-stage-wrap{max-width:var(--max);margin:0 auto;padding:0 var(--pad)}
.stage{border:1px solid var(--line-12);background:var(--bg-panel)}
.stage-bar{display:flex;flex-wrap:wrap;align-items:flex-end;gap:14px 28px;padding:16px 20px;border-bottom:1px solid var(--line-10);position:relative;z-index:5}
.stage-bar .grp{display:flex;flex-direction:column;gap:6px;position:relative}
.stage-bar .sp{flex:1 1 10px}
.sw{min-height:44px;display:inline-flex;align-items:center;gap:10px;color:var(--ink);font-size:14px}
.sw .track{position:relative;width:48px;height:26px;border-radius:13px;background:var(--line-18);transition:background .3s;flex:0 0 48px}
.sw .track::after{content:"";position:absolute;top:3px;left:3px;width:20px;height:20px;border-radius:50%;background:var(--ink-warm);transition:left .3s}
.sw[aria-checked="true"] .track{background:var(--accent)}
.sw[aria-checked="true"] .track::after{left:25px}
.sw .lab{min-width:28px;text-align:left}
.menu-btn{min-height:44px;display:inline-flex;align-items:center;gap:10px;padding:0 14px;border:1px solid var(--line-18);border-radius:var(--r-seg);color:var(--ink);font-size:14px;transition:border-color .2s}
.menu-btn:hover,.menu-btn.on{border-color:var(--ink)}
.menu-btn em{font-style:normal;font-family:var(--serif);font-size:12px;min-width:0}
.menu-btn em:not(:empty){background:var(--accent);color:var(--accent-ink);border-radius:var(--r);padding:0 6px;line-height:18px}
.sim-menu .menu{position:fixed;z-index:60;display:none;flex-direction:column;min-width:200px;background:var(--bg-menu);border:1px solid var(--line-18);box-shadow:0 18px 40px rgba(0,0,0,.45);padding:8px}
.sim-menu.open .menu{display:flex}
.sim-menu .menu button{display:flex;align-items:center;gap:12px;min-height:44px;padding:0 10px;font-size:14px;text-align:left;border-radius:var(--r)}
.sim-menu .menu button::before{content:"";width:16px;height:16px;border:1px solid var(--line-30);border-radius:3px;flex:none;transition:background .2s,border-color .2s}
.sim-menu .menu button:hover{background:var(--line-07)}
.sim-menu .menu button.on::before{background:var(--accent);border-color:var(--accent);box-shadow:inset 0 0 0 3px var(--bg-menu)}
.stage-body{display:flex;flex-wrap:wrap}
.plan{flex:999 1 640px;min-width:0;position:relative;aspect-ratio:1000/660;min-height:420px;background:radial-gradient(60% 60% at 50% 50%,rgba(227,170,98,.06),rgba(16,28,29,0) 70%);overflow:hidden}
#plan-canvas{position:absolute;inset:0;outline:none}
#plan-canvas canvas{display:block;width:100%;height:100%;cursor:grab}
#plan-canvas:active canvas{cursor:grabbing}
.plan-tags{position:absolute;inset:0;pointer-events:none}
.plan-tag{position:absolute;transform:translate(-50%,-50%);pointer-events:auto;cursor:pointer;font-size:11px;line-height:1.35;text-align:center;padding:4px 8px;border-radius:var(--r);background:rgba(14,24,25,.6);border:1px solid var(--line-12);color:#D8D2C6;white-space:nowrap;transition:border-color .2s,background .2s}
.plan-tag b{font-family:var(--serif);font-weight:400;font-size:15px;color:var(--ink-warm)}
.plan-tag i{display:inline-block;width:7px;height:7px;border-radius:50%;margin-right:5px;vertical-align:1px}
.plan-tag.hl{border-color:var(--amber-2);background:rgba(14,24,25,.8)}
.plan-note{position:absolute;left:20px;top:16px;font-size:12px;color:var(--ink-5);display:flex;align-items:center;gap:8px;pointer-events:none;max-width:60%}
.plan-note::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--amber-2);flex:none}
.plan-tools{position:absolute;right:16px;top:12px;display:flex;gap:6px}
.plan-tools .ibtn{font-family:var(--serif);font-size:18px}
.plan-hint{position:absolute;right:16px;bottom:16px;font-size:12px;color:var(--ink-5);max-width:46%;text-align:right;transition:color .3s}
.stage.focused .plan-hint{color:var(--accent-link)}
.legend{position:absolute;left:20px;bottom:16px;display:flex;flex-wrap:wrap;align-items:center;gap:8px 14px;font-size:12px;color:var(--ink-3);background:rgba(14,24,25,.75);padding:8px 12px;border:1px solid var(--line-10)}
.legend .lt{color:var(--ink)}
.legend span{display:flex;align-items:center;gap:6px}
.legend i{width:12px;height:12px;border-radius:2px;opacity:.85}
.case-side{flex:1 1 360px;min-width:0;border-left:1px solid var(--line-10);padding:24px;display:flex;flex-direction:column;gap:20px}
.zd-title{display:flex;align-items:baseline;justify-content:space-between;gap:12px}
.zd-title h2{font-size:28px;line-height:1.3;display:flex;align-items:center;gap:10px}
.zd-title h2 i{width:10px;height:10px;border-radius:2px;flex:none}
.zd-title span{font-size:12px;color:var(--ink-5);text-align:right}
.zd-cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
.zd-card{background:var(--bg-card);border:1px solid var(--line-08);padding:14px;display:flex;flex-direction:column;gap:6px}
.zd-card small{font-size:12px;color:var(--ink-5)}
.zd-card .v{display:flex;align-items:baseline;gap:4px}
.zd-card b{font-family:var(--serif);font-weight:400;font-size:30px;line-height:1.1;font-variant-numeric:tabular-nums}
.zd-card em{font-style:normal;font-size:12px;color:var(--ink-3)}
.zd-card .st{font-size:12px;display:flex;align-items:center;gap:6px;color:var(--ink-2)}
.zd-card .st::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--accent);transition:background .3s}
.zd-card.bad .st::before{background:var(--amber)}
.zd-card.bad .st.hi::before{background:var(--rust)}
.zd-trend{display:flex;flex-direction:column;gap:8px}
.zd-trend-head{display:flex;justify-content:space-between;gap:12px;font-size:12px;color:var(--ink-5)}
.zd-trend-head .num{font-family:var(--serif);color:var(--ink-3)}
.zd-trend canvas{display:block;width:100%;height:112px}
.rooms-wrap{display:flex;flex-direction:column}
.rooms-wrap .cap{font-size:12px;color:var(--ink-5);padding-bottom:8px}
.rooms li{display:flex;align-items:center;gap:12px;min-height:44px;padding:0 10px;border-top:1px solid var(--line-08);color:var(--ink-2);font-size:14px;cursor:pointer;transition:background .2s,color .2s}
.rooms li:hover{background:var(--line-07)}
.rooms li.hl{background:rgba(85,194,187,.12);color:var(--ink-strong);box-shadow:inset 2px 0 0 var(--accent)}
.rooms li>span:first-child{flex:1;display:flex;align-items:center;gap:12px}
.rooms .zdot{width:10px;height:10px;border-radius:2px;flex:none}
.rooms .t{font-family:var(--serif);color:var(--ink);font-variant-numeric:tabular-nums}
.rooms .a{display:none}
.about{max-width:var(--max);margin:0 auto;padding:72px var(--pad) 112px;display:flex;flex-wrap:wrap;gap:40px 64px}
.about .copy{flex:1 1 360px;display:flex;flex-direction:column;gap:16px}
.about h2{font-size:28px}
.about p{font-size:15px;line-height:1.9;color:var(--ink-2)}
.about .photos{flex:2 1 640px;display:grid;grid-template-columns:repeat(auto-fit,minmax(min(200px,100%),1fr));gap:12px}
.about .ph{aspect-ratio:4/3;padding:12px}

/* ---------------------------------------------------------------- 数智化 */
.dig-head{max-width:var(--max);margin:0 auto;padding:48px var(--pad) 80px;display:flex;flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:40px}
.dig-head .copy{flex:1 1 520px;max-width:640px;display:flex;flex-direction:column;gap:24px}
.dig-head h1{font-size:clamp(40px,4.6vw,64px);line-height:1.22}
.dig-head ol{flex:1 1 420px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border-top:1px solid var(--line-14)}
.dig-head li{padding:18px 16px 0;border-left:1px solid var(--line-14);display:flex;flex-direction:column;gap:6px}
.dig-head li:first-child{padding-left:0;border-left:0}
.dig-head li:last-child{padding-right:0}
.dig-head li .n{font-family:var(--serif);font-size:13px;color:var(--ink-6)}
.dig-head li b{font-family:var(--serif);font-weight:400;font-size:20px}
.dig-head li span{font-size:13px;color:var(--ink-3);line-height:1.6}
.mp-sec{background:var(--bg-deep);border-top:1px solid var(--line-08);border-bottom:1px solid var(--line-08)}
.mp-inner{max-width:var(--max);margin:0 auto;padding:96px var(--pad);display:flex;flex-wrap:wrap;align-items:center;gap:56px 96px}
.mp-copy{flex:1 1 400px;display:flex;flex-direction:column;gap:28px}
.mp-copy h2{font-size:clamp(30px,3vw,42px);line-height:1.35}
.mp-copy p{font-size:16px;line-height:1.9;color:var(--ink-2)}
.mp-modes{display:flex;flex-direction:column;border-top:1px solid var(--line-12)}
.mp-modes div{display:flex;gap:20px;padding:16px 0;border-bottom:1px solid var(--line-12);font-size:15px}
.mp-modes div b{width:56px;flex:none;color:var(--accent);font-weight:300}
.mp-modes div span{color:var(--ink-2)}
.phone{flex:0 0 auto;margin:0 auto;width:360px;height:740px;border-radius:52px;background:#050A0A;padding:12px;box-shadow:0 40px 80px rgba(0,0,0,.5),0 0 0 1px var(--line-12),0 0 120px rgba(227,170,98,.08)}
.screen{width:100%;height:100%;border-radius:42px;overflow:hidden;background:var(--bg-phone);display:flex;flex-direction:column;padding:48px 20px 20px;gap:18px}
.scr-top{display:flex;justify-content:space-between;align-items:flex-start}
.scr-top .home{display:flex;flex-direction:column;gap:4px}
.scr-top .home b{font-family:var(--serif);font-weight:400;font-size:22px;line-height:1.3}
.scr-top .home span{font-size:12px;color:var(--ink-5)}
.pill{display:inline-flex;align-items:center;gap:6px;font-size:12px;padding:6px 10px;border-radius:var(--r-pill);background:rgba(85,194,187,.14);color:var(--accent-soft);transition:background .3s,color .3s}
.pill::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent);transition:background .3s}
.pill.away{background:var(--line-08);color:var(--ink-2)}
.pill.away::before{background:var(--ink-2)}
.scr-modes{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:4px;background:var(--bg-deep);padding:4px;border-radius:12px}
.scr-modes button{min-height:40px;border-radius:9px;font-size:14px;color:var(--ink-2);font-weight:300;transition:background .25s,color .25s}
.scr-modes button.on{background:var(--accent);color:var(--accent-ink);font-weight:500}
.scr-rooms{display:flex;gap:6px}
.scr-rooms button{flex:1;min-height:44px;border-radius:10px;border:1px solid var(--line-14);color:var(--ink-3);font-size:13px;transition:border-color .2s,background .2s,color .2s}
.scr-rooms button.on{border-color:var(--ink);background:var(--line-08);color:var(--ink-strong)}
.dial{position:relative;display:flex;justify-content:center}
.dial svg{width:220px;height:220px}
.dial .arc{transition:stroke-dasharray .35s ease,stroke .35s}
.dial .in-dial{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px}
.dial .cap{font-size:12px;color:var(--ink-5)}
.dial .val{font-family:var(--serif);font-size:52px;line-height:1;font-variant-numeric:tabular-nums}
.dial .cur{font-size:12px;color:var(--ink-3)}
.scr-adj{display:flex;justify-content:center;align-items:center;gap:48px;margin-top:-8px}
.rbtn{width:56px;height:56px;border-radius:50%;border:1px solid var(--line-25);color:var(--ink);font-size:24px;line-height:1;display:flex;align-items:center;justify-content:center;transition:border-color .2s,opacity .2s}
.rbtn:hover{border-color:var(--ink)}
.rbtn:disabled{opacity:.3;cursor:not-allowed}
.scr-note{min-height:38px;font-size:12px;line-height:1.6;color:var(--ink-2);text-align:center}
.scr-stats{margin-top:auto;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:6px}
.scr-stats div{background:var(--bg-deep);border-radius:12px;padding:10px;display:flex;flex-direction:column;gap:2px}
.scr-stats div>span{font-size:11px;color:var(--ink-5)}
.scr-stats b{font-family:var(--serif);font-weight:400;font-size:18px;font-variant-numeric:tabular-nums}

.ops{max-width:var(--max);margin:0 auto;padding:112px var(--pad) 40px;display:flex;flex-direction:column;gap:32px}
.ops .copy{display:flex;flex-direction:column;gap:14px;max-width:640px}
.ops h2{font-size:clamp(30px,3vw,42px);line-height:1.35}
.ops .copy p{font-size:16px;line-height:1.9;color:var(--ink-2)}
.ops-warn{font-size:13px;color:var(--amber);display:flex;align-items:center;gap:8px}
.board{background:var(--bg-board);border:1px solid var(--line-14);padding:20px;display:flex;flex-direction:column;gap:14px;box-shadow:0 30px 80px rgba(0,0,0,.45)}
.board-head{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;padding:4px 4px 10px;border-bottom:1px solid var(--accent-line)}
.board-head .ttl{display:flex;align-items:center;gap:12px}
.board-head .ttl i{width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px rgba(85,194,187,.2);animation:pulse 2.4s ease-in-out infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 4px rgba(85,194,187,.2)}50%{box-shadow:0 0 0 6px rgba(85,194,187,.08)}}
.board-head .ttl b{font-family:var(--serif);font-weight:400;font-size:20px;letter-spacing:.06em}
.board-head .meta{display:flex;align-items:center;gap:14px;font-size:13px;color:var(--ink-5)}
.board-head .meta .num{font-family:var(--serif);font-variant-numeric:tabular-nums}
.demo-tag{font-size:11px;color:var(--amber);border:1px solid rgba(227,170,98,.45);padding:1px 6px;border-radius:var(--r);line-height:1.5;white-space:nowrap}
.board-head .demo-tag{font-size:12px;padding:3px 8px}
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(220px,100%),1fr));gap:12px}
.panel{background:var(--bg-tile);border:1px solid var(--accent-line);padding:18px 20px;display:flex;flex-direction:column;gap:12px;min-width:0;position:relative}
.kpi{gap:6px}
.kpi span{font-size:13px;color:var(--ink-5)}
.kpi .v{display:flex;align-items:baseline;gap:6px}
.kpi b{font-family:var(--serif);font-weight:400;font-size:40px;line-height:1.1;color:var(--ink-strong);font-variant-numeric:tabular-nums}
.kpi em{font-style:normal;font-size:13px;color:var(--ink-3)}
.board-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(380px,100%),1fr));gap:12px}
.board-col{display:flex;flex-direction:column;gap:12px;min-width:0}
.ptitle{display:flex;justify-content:space-between;align-items:center;gap:10px;font-size:14px;color:var(--ink)}
.panel svg{width:100%;height:auto}
.panel svg text{font-family:var(--sans);font-size:10px;fill:var(--ink-5)}
.panel svg .bar:hover{fill:var(--accent-soft)}
.online{display:flex;align-items:center;gap:24px;flex-wrap:wrap}
.online svg{width:150px;height:150px;flex:none}
.online-legend{display:flex;flex-direction:column;gap:10px;font-size:13px}
.online-legend span{display:flex;align-items:center;gap:8px}
.online-legend i{width:10px;height:10px;border-radius:2px;flex:none}
.online-legend b{font-family:var(--serif);font-weight:400;color:var(--ink-strong);font-variant-numeric:tabular-nums}
.hbars{display:flex;flex-direction:column;gap:10px}
.hbar{display:grid;grid-template-columns:40px 1fr 52px;align-items:center;gap:10px;font-size:13px}
.hbar span{color:var(--ink-2)}
.hbar .bar{height:10px;background:rgba(237,233,225,.06);border-radius:0 4px 4px 0}
.hbar .bar i{display:block;height:10px;width:0;background:var(--accent);border-radius:0 4px 4px 0;transition:width 1.2s cubic-bezier(.2,.7,.2,1)}
.hbar b{text-align:right;font-family:var(--serif);font-weight:400;color:var(--ink-strong);font-variant-numeric:tabular-nums}
.log{display:flex;flex-direction:column}
.log li{display:grid;grid-template-columns:44px 1fr auto;gap:4px 12px;padding:11px 0;border-top:1px solid var(--line-07);font-size:13px;align-items:start;animation:logIn .5s ease}
.log li .t{font-family:var(--serif);color:var(--ink-5);font-variant-numeric:tabular-nums}
.log li .e{display:flex;flex-direction:column;gap:2px}
.log li .e span{color:var(--ink)}
.log li .e small{font-size:12px;color:var(--ink-5)}
.log .st{display:inline-flex;align-items:center;gap:5px;font-size:12px;padding:3px 8px;border-radius:var(--r);white-space:nowrap}
.log .st.done{color:var(--accent-soft);background:rgba(85,194,187,.14)}
.log .st.doing{color:var(--amber-2);background:rgba(227,170,98,.14)}
.log .st.wait{color:var(--rust-2);background:rgba(217,102,74,.16)}
@keyframes logIn{from{opacity:0;transform:translateY(-6px)}}
.dig-cta{max-width:var(--max);margin:0 auto;padding:72px var(--pad) 112px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:32px}
.dig-cta h2{font-size:clamp(26px,2.6vw,36px)}

/* ---------------------------------------------------------------- 新闻 */
.news-head{max-width:var(--max);margin:0 auto;padding:48px var(--pad);display:flex;flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:28px}
.news-head .copy{display:flex;flex-direction:column;gap:20px}
.news-head h1{font-size:clamp(40px,4.4vw,60px);line-height:1.2}
.news-cats{display:flex;flex-wrap:wrap;gap:8px}
.feature{max-width:var(--max);margin:0 auto;padding:0 var(--pad) 72px}
.feature .row{display:flex;flex-wrap:wrap;gap:40px 64px;align-items:center}
.feature .ph{flex:3 1 520px;aspect-ratio:16/9}
.feature .copy{flex:2 1 380px;display:flex;flex-direction:column;gap:20px}
.news-meta{display:flex;gap:16px;font-size:13px;color:var(--ink-5)}
.news-meta .cat{color:var(--accent)}
.news-meta .cat.co{color:var(--amber)}
.news-meta time{font-family:var(--serif)}
.feature h2{font-size:clamp(30px,2.8vw,40px);line-height:1.35;transition:color .2s}
.feature p{font-size:16px;line-height:1.9;color:var(--ink-2)}
.feature .read{font-size:14px;display:inline-flex;align-items:center;gap:8px;min-height:44px}
.row:hover .rt{color:var(--accent-link)}
.row:hover .ra{transform:translateX(6px)}
.ra{transition:transform .25s ease;color:var(--accent)}
.row:hover{color:var(--ink)}
.news-list{max-width:var(--max);margin:0 auto;padding:0 var(--pad) 72px}
.news-list .list{display:flex;flex-direction:column;border-top:1px solid var(--line-14)}
.news-row{display:grid;grid-template-columns:140px minmax(0,1fr) 40px;gap:16px 40px;padding:36px 0;border-bottom:1px solid var(--line-14);align-items:start}
.news-row .when{display:flex;flex-direction:column;gap:6px;font-size:13px;color:var(--ink-5)}
.news-row .when time{font-family:var(--serif);font-size:15px;color:var(--ink-2)}
.news-row .when .cat{color:var(--accent)}
.news-row .when .cat.co{color:var(--amber)}
.news-row .body{display:flex;flex-direction:column;gap:12px}
.news-row .rt{font-family:var(--serif);font-size:26px;font-weight:500;line-height:1.35;transition:color .2s}
.news-row .body span:last-child{font-size:15px;line-height:1.85;color:var(--ink-3);max-width:820px}
.news-row .ra{font-size:22px;padding-top:4px}
.pager{display:flex;justify-content:center;gap:8px;padding-top:48px}
.pg{width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line-18);border-radius:var(--r);font-family:var(--serif);font-size:15px}
.pg[aria-current]{background:var(--ink);color:var(--bg);border-color:var(--ink)}
.pg:hover{border-color:var(--ink)}
.ask{max-width:var(--max);margin:0 auto;padding:0 var(--pad) 112px}
.ask .box{border:1px solid var(--line-12);background:var(--bg-panel);padding:36px 40px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px}
.ask .copy{display:flex;flex-direction:column;gap:10px}
.ask h2{font-size:26px}
.ask p{font-size:15px;color:var(--ink-3);line-height:1.8}
.ask .btn{padding:0 28px}

/* ---------------------------------------------------------------- 联系我们 */
.con-head{max-width:var(--max);margin:0 auto;padding:48px var(--pad) 56px;display:flex;flex-direction:column;gap:20px}
.con-head h1{font-size:clamp(40px,4.4vw,60px);line-height:1.2}
.con-head .lede{max-width:620px}
.con-body{max-width:var(--max);margin:0 auto;padding:0 var(--pad) 96px;display:flex;flex-wrap:wrap;gap:40px}
.con-info{flex:1 1 440px;display:flex;flex-direction:column;gap:32px}
.con-info .hot{display:flex;flex-direction:column;gap:10px}
.con-info .hot a{font-family:var(--serif);font-size:clamp(40px,4vw,56px);letter-spacing:.04em;line-height:1.1}
.con-facts{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(200px,100%),1fr));gap:24px;border-top:1px solid var(--line-14);padding-top:24px}
.con-facts div{display:flex;flex-direction:column;gap:8px}
.con-facts span:last-child{font-size:16px;line-height:1.7}
.map{position:relative;aspect-ratio:16/9;background:var(--bg-panel);border:1px solid var(--line-12);overflow:hidden}
.map svg{width:100%;height:100%}
.map .cap{position:absolute;left:14px;top:12px;font-size:12px;color:var(--ink-5)}
.map .nav{position:absolute;right:14px;bottom:14px;min-height:44px;padding:0 16px;display:inline-flex;align-items:center;gap:8px;background:rgba(14,24,25,.85);border:1px solid var(--line-25);font-size:14px;border-radius:var(--r)}
.map .nav:hover{border-color:var(--ink);color:var(--ink)}
.book{flex:1 1 460px;background:var(--bg-panel);border:1px solid var(--line-12);padding:36px}
.book form{display:flex;flex-direction:column;gap:20px}
.book .ttl{display:flex;flex-direction:column;gap:8px}
.book h2{font-size:28px}
.book .ttl p{font-size:14px;color:var(--ink-3)}
.book .grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.book fieldset{border:0;display:flex;flex-direction:column;gap:10px}
.book legend{font-size:13px;color:var(--ink-3);padding:0 0 10px}
.sys-pick{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px}
.sys-pick button{min-height:48px;border-radius:var(--r);font-size:14px;border:1px solid var(--line-18);color:var(--ink-2);font-weight:300;transition:background .2s,color .2s,border-color .2s}
.sys-pick button:hover{border-color:var(--line-45)}
.sys-pick button[aria-pressed="true"]{border-color:var(--accent);background:rgba(85,194,187,.16);color:var(--accent-link);font-weight:500}
.book .submit{min-height:56px;background:var(--accent);color:var(--accent-ink);border-radius:var(--r);font-size:16px;font-weight:500;margin-top:8px;transition:background .2s}
.book .submit:hover{background:var(--accent-2)}
.book .fine{font-size:12px;color:var(--ink-5);line-height:1.7}
.book .fine a{color:var(--ink-3);text-decoration:underline;text-underline-offset:3px}
.book .err{font-size:13px;color:var(--rust-2);display:none}
.book.invalid .err{display:block}
.book .in:invalid{box-shadow:none}
.book.invalid .in:invalid{border-color:var(--rust)}
.sent{min-height:460px;display:none;flex-direction:column;justify-content:center;gap:18px}
.book.done form{display:none}
.book.done .sent{display:flex}
.sent h2{font-size:28px}
.sent p{font-size:15px;line-height:1.85;color:var(--ink-2)}
.sent .again{align-self:flex-start;min-height:44px;padding:0 18px;border:1px solid var(--line-35);color:var(--ink);border-radius:var(--r);font-size:14px}
.sent .again:hover{border-color:var(--ink)}
.advisor{background:var(--bg-deep);border-top:1px solid var(--line-08)}
.adv-inner{max-width:var(--max);margin:0 auto;padding:96px var(--pad) 112px;display:flex;flex-wrap:wrap;gap:48px 72px}
.adv-copy{flex:1 1 340px;display:flex;flex-direction:column;gap:22px}
.adv-copy h2{font-size:clamp(30px,3vw,40px);line-height:1.35}
.adv-copy p{font-size:15px;line-height:1.9;color:var(--ink-2)}
.chips{display:flex;flex-direction:column;gap:10px;align-items:flex-start}
.qchip{min-height:44px;padding:0 16px;border:1px solid var(--line-20);border-radius:var(--r-pill);color:var(--ink);font-size:14px;text-align:left;transition:border-color .2s,color .2s}
.qchip:hover{border-color:var(--accent);color:var(--accent-link)}
.chat{flex:2 1 560px;min-width:0;border:1px solid var(--line-14);background:var(--bg);display:flex;flex-direction:column;height:600px}
.chat-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px 20px;border-bottom:1px solid var(--line-10)}
.chat-head .who{display:flex;align-items:center;gap:10px;font-size:15px}
.chat-head .who i{width:30px;height:30px;border-radius:50%;border:1px solid var(--accent);display:flex;align-items:center;justify-content:center}
.chat-head .tip{font-size:12px;color:var(--amber)}
.chat-log{flex:1;overflow-y:auto;padding:20px;display:flex;flex-direction:column;gap:18px;scroll-behavior:smooth}
.msg{display:flex;flex-direction:column;gap:8px;align-items:flex-start}
.msg.q{align-items:flex-end}
.msg .bub{max-width:86%;padding:14px 18px;background:var(--bg-card);border:1px solid var(--line-08);border-radius:2px 14px 14px 14px;font-size:15px;line-height:1.85;color:#E3E7E5}
.msg.q .bub{max-width:78%;padding:12px 16px;background:var(--ink);color:var(--bg);border:0;border-radius:14px 14px 2px 14px;line-height:1.7}
.msg .src{display:flex;flex-wrap:wrap;gap:6px;align-items:center}
.msg .src>span{font-size:12px;color:var(--ink-5)}
.src a{display:inline-flex;align-items:center;gap:6px;font-size:12px;color:var(--accent-link);padding:4px 10px;border:1px solid rgba(85,194,187,.35);border-radius:var(--r)}
.src a:hover{background:rgba(85,194,187,.12)}
.src a b{font-family:var(--serif);font-weight:400}
.typing{display:inline-flex;gap:4px;padding:4px 0}
.typing i{width:6px;height:6px;border-radius:50%;background:var(--ink-5);animation:blink 1s infinite}
.typing i:nth-child(2){animation-delay:.15s}.typing i:nth-child(3){animation-delay:.3s}
@keyframes blink{0%,100%{opacity:.25}50%{opacity:1}}
.chat-form{display:flex;gap:10px;padding:14px;border-top:1px solid var(--line-10)}
.chat-form .in{flex:1}
.chat-form .send{width:52px;min-height:52px;background:var(--accent);border-radius:var(--r);color:var(--accent-ink);display:flex;align-items:center;justify-content:center;flex:none;transition:background .2s}
.chat-form .send:hover{background:var(--accent-2)}

/* ---------------------------------------------------------------- 响应式 */
@media (max-width:1100px){
  .site-nav{gap:24px}
}
@media (max-width:900px){
  .hero-inner{min-height:0;padding-bottom:48px}
  .hero-copy{max-width:none}
  .hero-side{min-height:460px;flex-basis:100%}
  .hero-legend{margin-left:0}
  .rowlink .t{flex-basis:auto}
  .sys{padding:40px 0 36px;border-left:0;border-top:1px solid var(--line-14)}
  .sys:first-child{border-top:0}
  .others a{padding:24px 0;border-left:0}
  .dev-panel{border-left:0;border-top:1px solid var(--line-10)}
  #unit-canvas{height:420px}
  .unit-parts{left:16px;top:16px;gap:6px;font-size:12px}
  .case-side{border-left:0;border-top:1px solid var(--line-10)}
  .plan{min-height:360px}
  .plan-hint{display:none}
  .chat{height:560px}
}
@media (max-width:640px){
  .site-head{padding-top:22px;padding-bottom:22px}
  .site-nav{gap:14px 22px;font-size:14px}
  .head-right{gap:14px}
  .hero-side{min-height:420px}
  .intro{padding-top:72px;padding-bottom:72px}
  .entries{padding-bottom:88px}
  .rowlink{padding:28px 0}
  .rowlink .t{font-size:28px}
  .foot-inner{padding-top:48px}
  .foot-hot .tel{font-size:32px}
  .dev-bar{padding:14px 16px;gap:10px}
  .dev-bar label{flex:1 1 0;min-width:0}
  .rng{flex:1;width:auto;min-width:60px}
  .dev-bar .sp{flex:1 1 100%;height:0}
  .dev-panel{padding:24px 20px}
  .mode-grid{gap:4px}
  .mode-grid button{font-size:14px}
  .stage-bar{padding:14px 16px;gap:12px 20px}
  .stage-bar .sp{display:none}
  .case-side{padding:20px 16px}
  .plan{aspect-ratio:auto;height:480px;min-height:0}
  .plan-note{max-width:calc(100% - 184px)}
  .legend{max-width:calc(100% - 40px);gap:6px 12px;padding:8px 10px}
  .phone{width:min(360px,100%);height:auto;aspect-ratio:360/740;border-radius:44px;padding:10px}
  .screen{border-radius:36px;padding:40px 16px 16px;gap:14px}
  .dial svg{width:200px;height:200px}
  .dial .val{font-size:46px}
  .board{padding:14px}
  .panel{padding:16px}
  .kpi b{font-size:34px}
  .log li{grid-template-columns:44px 1fr;}
  .log li .st{grid-column:2;justify-self:start}
  .news-row{grid-template-columns:minmax(0,1fr) 32px;gap:12px 16px;padding:28px 0}
  .news-row .when{grid-column:1/-1;flex-direction:row;gap:14px;align-items:baseline}
  .news-row .ra{padding-top:0}
  .news-row .rt{font-size:22px}
  .ask .box{padding:28px 24px}
  .book{padding:24px 20px}
  .book .grid{grid-template-columns:1fr}
  .sys-pick{grid-template-columns:repeat(2,minmax(0,1fr))}
  .chat{height:520px}
  .msg .bub,.msg.q .bub{max-width:92%}
  .adv-inner{padding-top:72px;padding-bottom:88px}
  .demo-hud{left:12px;right:12px;transform:none;flex-wrap:wrap;justify-content:center}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important}
  .hero-legend .bar i{transform:none}
}

/* ---------------------------------------------------------------- 目录：列表、卡片、筛选 */
.list-head{max-width:var(--max);margin:0 auto;padding:48px var(--pad) 40px;display:flex;flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:28px}
.list-head .copy{display:flex;flex-direction:column;gap:20px;max-width:640px}
.list-head h1{font-size:clamp(40px,4.4vw,60px);line-height:1.2}
.list-filters{max-width:var(--max);margin:0 auto;padding:0 var(--pad) 32px;display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px 32px;border-bottom:0}
.chips-row{display:flex;flex-wrap:wrap;gap:8px}
.chip em{font-style:normal;font-family:var(--serif);font-size:12px;margin-left:8px;color:var(--ink-5)}
.chip[aria-current] em{color:var(--ink-7)}
.selects{display:flex;flex-wrap:wrap;align-items:flex-end;gap:12px 16px}
.selects .fl{flex-direction:row;align-items:center;gap:10px}
.in-sm{min-height:40px;font-size:14px;width:auto;min-width:150px;padding-right:38px}
select.in-sm{background-position:calc(100% - 20px) 17px,calc(100% - 14px) 17px}
.count{font-size:13px;color:var(--ink-5);align-self:center;padding-left:4px}
.list-grid{max-width:var(--max);margin:0 auto;padding:16px var(--pad) 64px}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(300px,100%),1fr));gap:24px}
.card{display:flex;flex-direction:column;border:1px solid var(--line-12);background:var(--bg-panel);transition:border-color .2s,transform .25s ease}
.card:hover{border-color:var(--line-30);color:var(--ink);transform:translateY(-2px)}
.card-cover{position:relative;aspect-ratio:4/3;overflow:hidden;border-bottom:1px solid var(--line-10)}
.card-cover .cov{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;border:0}
.card-cover .ph{border:0;border-bottom:0}
.card-tag{position:absolute;left:12px;top:12px;font-size:12px;padding:4px 10px;background:rgba(14,24,25,.8);border:1px solid var(--line-18);color:var(--ink-3);border-radius:var(--r)}
.card-3d{position:absolute;right:12px;top:12px;font-family:var(--serif);font-size:12px;letter-spacing:.06em;padding:4px 8px;background:var(--accent);color:var(--accent-ink);border-radius:var(--r)}
.card-body{padding:20px 20px 22px;display:flex;flex-direction:column;gap:8px}
.card-body b{font-family:var(--serif);font-weight:500;font-size:22px;line-height:1.35;transition:color .2s}
.card:hover .card-body b{color:var(--accent-link)}
.card-body span{font-size:13px;color:var(--ink-3);line-height:1.6}
.empty{border:1px dashed var(--line-20);background:var(--bg-card);padding:56px 24px;display:flex;flex-direction:column;align-items:center;gap:12px;text-align:center}
.empty b{font-family:var(--serif);font-weight:500;font-size:24px}
.empty span{font-size:15px;color:var(--ink-3);max-width:420px;line-height:1.8}
.empty .btn{margin-top:12px;min-height:44px;padding:0 20px;font-size:14px}
.dev-group{display:flex;flex-direction:column;gap:20px;padding:28px 0 40px;border-top:1px solid var(--line-12)}
.dev-group:first-child{border-top:0;padding-top:8px}
.dev-group-head{display:flex;align-items:baseline;gap:16px}
.dev-group-head h2{font-size:28px}

/* 详情页公共：面包屑、上一个下一个、规格、图集 */
.crumbs{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--ink-4);letter-spacing:.04em}
.crumbs a{color:var(--ink-4)}
.crumbs a:hover{color:var(--accent-link)}
.crumbs i{font-style:normal;color:var(--ink-8)}
.crumbs span{color:var(--ink-3)}
.type-link{font-size:14px;color:var(--ink-3);padding:8px 14px;border:1px solid var(--line-18);border-radius:var(--r)}
.type-link:hover{border-color:var(--line-45);color:var(--ink)}
.type-link:empty{display:none}
.pn{max-width:var(--max);margin:0 auto;padding:0 var(--pad) 112px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.pn:empty{display:none}
.pn-link{display:flex;flex-direction:column;gap:6px;padding:24px 28px;border:1px solid var(--line-12);background:var(--bg-panel);transition:border-color .2s}
.pn-link.next{text-align:right;align-items:flex-end}
.pn-link b{font-family:var(--serif);font-weight:500;font-size:22px;line-height:1.35;transition:color .2s}
.pn-link:hover{border-color:var(--line-30);color:var(--ink)}
.pn-link:hover b{color:var(--accent-link)}
.pn-link.prev b::before{content:"← ";color:var(--accent)}
.pn-link.next b::after{content:" →";color:var(--accent)}
.facts{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(140px,100%),1fr));gap:16px 24px;padding:20px 0;border-top:1px solid var(--line-12);border-bottom:1px solid var(--line-12)}
.facts div{display:flex;flex-direction:column;gap:4px}
.facts b{font-family:var(--serif);font-weight:400;font-size:18px}
.gallery{max-width:var(--max);margin:0 auto;padding:0 var(--pad)}
.gallery-cover{position:relative;aspect-ratio:16/8;border:1px solid var(--line-12);background:var(--bg-panel);overflow:hidden}
.gallery-cover .ph{position:absolute;inset:0;border:0}
.gallery-cover .cov{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.about .photos .cov{aspect-ratio:4/3;width:100%;object-fit:cover}
.specs{display:flex;flex-direction:column;border-top:1px solid var(--line-14)}
.spec{display:grid;grid-template-columns:minmax(100px,160px) minmax(0,1fr);gap:16px;padding:16px 0;border-bottom:1px solid var(--line-12);font-size:15px}
.spec span{color:var(--ink-5);font-size:13px;padding-top:2px}
.spec b{font-family:var(--serif);font-weight:400;font-size:17px}
.specs-sec{max-width:var(--max);margin:0 auto;padding:72px var(--pad) 0;display:flex;flex-direction:column;gap:20px}
.specs-sec h2{font-size:28px}
.specs-sec .specs{max-width:720px}
.dev-gallery{max-width:var(--max);margin:0 auto;padding:0 var(--pad);display:flex;flex-wrap:wrap;gap:40px 64px;align-items:flex-start}
.dev-gallery .gallery-cover{flex:3 1 520px;aspect-ratio:16/10}
.gallery-side{flex:2 1 380px;display:flex;flex-direction:column;gap:20px}
.gallery-side h2{font-size:28px}
.pn-dev{padding-top:0}
.others+.pn-dev{margin-top:-56px}
.case-head .type-link{align-self:flex-end}

/* 3D 加载提示 / 旧浏览器提示 */
.ld{position:absolute;inset:0;z-index:3;display:grid;place-items:center;background:rgba(14,24,25,.35);pointer-events:none;transition:opacity .45s}
.ld.out{opacity:0}
.ld.fail{pointer-events:auto}
.ld-box{display:flex;flex-direction:column;align-items:center;gap:12px;min-width:240px;padding:18px 22px;background:rgba(14,24,25,.8);border:1px solid var(--line-12);font-size:13px;color:var(--ink-3);text-align:center;line-height:1.6}
.ld-bar{width:200px;height:2px;background:var(--line-14);position:relative;overflow:hidden}
.ld-bar i{display:block;height:100%;width:0;background:var(--accent);transition:width .2s}
.ld-bar.indet i{width:40%;animation:ldIndet 1.3s ease-in-out infinite}
@keyframes ldIndet{0%{transform:translateX(-100%)}100%{transform:translateX(250%)}}
.ld-pct{font-family:var(--serif);font-size:12px;color:var(--ink-5);min-height:1em}
.ld.fail .ld-msg{color:var(--amber-2)}
.hero-canvas .ld{background:none;justify-items:end;padding-right:18%}
.legacy{position:absolute;inset:0;z-index:4;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;text-align:center;padding:24px;background:var(--bg-panel);color:var(--ink-3);font-size:13px;line-height:1.7}
.legacy b{font-family:var(--serif);font-weight:500;font-size:20px;color:var(--ink)}
.legacy span{max-width:420px}
.hero-canvas .legacy{background:none;align-items:flex-end;padding-right:12%}
@media (max-width:900px){
  .pn{grid-template-columns:1fr}
  .pn-link.next{text-align:left;align-items:flex-start}
  .hero-canvas .ld,.hero-canvas .legacy{justify-items:center;align-items:center;padding-right:0}
}
@media (max-width:640px){
  .list-filters{gap:14px}
  .selects .fl{flex:1 1 auto}
  .in-sm{flex:1;min-width:0}
  .cards{gap:16px}
  .card-body b{font-size:20px}
  .dev-group-head h2{font-size:24px}
  .ld-box{min-width:200px;padding:14px 16px}
  .ld-bar{width:160px}
}