/* ============================================================
   辰羽科技 · A 套「指挥舱 Command Deck」共享设计系统
   深空控制台风格 · 零外部依赖
   ============================================================ */

:root{
  --bg:        #06080C;
  --bg-2:      #0A0E15;
  --panel:     rgba(255,255,255,.028);
  --panel-2:   rgba(255,255,255,.05);
  --line:      rgba(120,180,255,.14);
  --line-soft: rgba(120,180,255,.075);
  --txt:       #E9EFF7;
  --txt-2:     #8B98A8;
  --txt-3:     #55606E;
  --cyan:      #38E1FF;
  --green:     #00E5A0;
  --violet:    #7B8CFF;
  --amber:     #FFB020;
  --rail-w:    72px;
  --top-h:     64px;

  --sans: system-ui, -apple-system, "Segoe UI", "Microsoft YaHei", "PingFang SC", "Hiragino Sans GB", sans-serif;
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", "Cascadia Mono", Consolas, "Courier New", monospace;

  /* 液态玻璃材质令牌（全站统一） */
  --glass-bg: linear-gradient(160deg, rgba(255,255,255,.062), rgba(255,255,255,.014) 46%, rgba(255,255,255,.032)),
              linear-gradient(160deg, rgba(14,20,30,.72), rgba(9,12,18,.8));
  --glass-line: rgba(255,255,255,.085);
  --glass-shadow: inset 0 1px 0 rgba(255,255,255,.14), inset 0 -1px 0 rgba(255,255,255,.035),
                  0 18px 40px -26px rgba(0,0,0,.95);
  --glass-blur: blur(16px) saturate(150%);
  --glass-line-hover: rgba(120,235,255,.34);
  --glass-shadow-hover: inset 0 1px 0 rgba(255,255,255,.2), 0 26px 56px -28px rgba(0,0,0,.95),
                        0 0 44px -14px rgba(56,225,255,.5);
  --motion-ease: cubic-bezier(.2,.7,.3,1);
}

*{ margin:0; padding:0; box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  background:var(--bg); color:var(--txt); font-family:var(--sans);
  -webkit-font-smoothing:antialiased; overflow-x:hidden;
}
a{ color:inherit; text-decoration:none; }
img{ max-width:100%; }
.mono{ font-family:var(--mono); font-variant-numeric:tabular-nums; }
.cyan{ color:var(--cyan); } .green{ color:var(--green); } .amber{ color:var(--amber); }

/* ---------- 背景层 ---------- */
.bg-layer{ position:fixed; inset:0; z-index:0; pointer-events:none; overflow:hidden; }
.glow{ position:absolute; border-radius:50%; filter:blur(90px); opacity:.5; }
.glow-1{ width:760px; height:760px; top:-320px; left:24%;
  background:radial-gradient(circle, rgba(56,225,255,.30), transparent 68%);
  animation:drift1 22s ease-in-out infinite alternate; }
.glow-2{ width:640px; height:640px; bottom:-260px; right:-80px;
  background:radial-gradient(circle, rgba(123,140,255,.26), transparent 68%);
  animation:drift2 28s ease-in-out infinite alternate; }
@keyframes drift1{ to{ transform:translate(120px, 70px) scale(1.12); } }
@keyframes drift2{ to{ transform:translate(-90px,-60px) scale(1.08); } }
.grid-mask{ position:absolute; inset:0;
  background-image:linear-gradient(var(--line-soft) 1px, transparent 1px),
                   linear-gradient(90deg, var(--line-soft) 1px, transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:radial-gradient(ellipse 90% 75% at 50% 40%, #000 25%, transparent 88%);
          mask-image:radial-gradient(ellipse 90% 75% at 50% 40%, #000 25%, transparent 88%); }
.scanline{ position:absolute; left:0; right:0; height:180px;
  background:linear-gradient(180deg, transparent, rgba(56,225,255,.055), transparent);
  animation:scan 9s linear infinite; }
@keyframes scan{ from{ top:-180px; } to{ top:100%; } }

/* ---------- 左侧功能竖栏 ---------- */
.rail{ position:fixed; left:0; top:0; bottom:0; width:var(--rail-w); z-index:40;
  display:flex; flex-direction:column; align-items:center; padding:18px 0 22px;
  border-right:1px solid var(--line-soft);
  background:linear-gradient(180deg, rgba(10,14,21,.92), rgba(6,8,12,.86));
  backdrop-filter:blur(14px); }
.rail-logo{ width:42px; height:42px; display:grid; place-items:center;
  border:1px solid var(--line); border-radius:9px; background:rgba(56,225,255,.05);
  transition:border-color .25s, box-shadow .25s; }
.rail-logo:hover{ border-color:rgba(56,225,255,.5); box-shadow:0 0 18px rgba(56,225,255,.22); }
.rail-logo img{ height:27px; width:auto; object-fit:contain; display:block; }
.rail-nav{ margin-top:30px; display:flex; flex-direction:column; gap:6px; }
.rail-item{ position:relative; width:42px; height:42px; display:grid; place-items:center;
  border-radius:9px; color:var(--txt-3); transition:color .22s, background .22s; }
.rail-item svg{ width:19px; height:19px; stroke:currentColor; fill:none; stroke-width:1.6; }
.rail-item:hover{ color:var(--txt); background:rgba(255,255,255,.045); }
.rail-item.is-active{ color:var(--cyan); background:rgba(56,225,255,.09); }
.rail-item.is-active::before{ content:""; position:absolute; left:-15px; top:50%; transform:translateY(-50%);
  width:2px; height:20px; border-radius:2px; background:var(--cyan); box-shadow:0 0 12px var(--cyan); }
.rail-item::after{ content:attr(data-label); position:absolute; left:52px; white-space:nowrap;
  font-size:12.5px; letter-spacing:.02em; color:var(--txt);
  background:rgba(12,17,24,.96); border:1px solid var(--line); padding:6px 11px; border-radius:7px;
  opacity:0; transform:translateX(-6px); pointer-events:none; transition:opacity .2s, transform .2s; z-index:50; }
.rail-item:hover::after{ opacity:1; transform:translateX(0); }
.rail-foot{ margin-top:auto; writing-mode:vertical-rl; font-family:var(--mono);
  font-size:10.5px; letter-spacing:.32em; color:var(--txt-3); padding-top:20px; }

/* ---------- 外壳 ---------- */
.shell{ position:relative; z-index:10; margin-left:var(--rail-w); min-height:100vh; display:flex; flex-direction:column; }

/* ---------- 顶栏 ---------- */
.topbar{ height:var(--top-h); flex:none; display:flex; align-items:center; justify-content:space-between;
  padding:0 40px; border-bottom:1px solid var(--line-soft); position:relative;
  background:rgba(6,8,12,.72); backdrop-filter:blur(10px); }
.topbar::after{ content:""; position:absolute; left:0; bottom:-1px; height:1px; width:38%;
  background:linear-gradient(90deg, var(--cyan), rgba(56,225,255,0)); opacity:.7; }
.tb-left, .tb-right{ display:flex; align-items:center; gap:16px; }
.tb-logo{ height:30px; width:auto; display:block; }
.tb-sep{ width:1px; height:14px; background:var(--line); }
.tb-tag{ font-size:11px; letter-spacing:.16em; color:var(--txt-3); }
.dot{ width:7px; height:7px; border-radius:50%; background:var(--green);
  box-shadow:0 0 0 0 rgba(0,229,160,.6); animation:breathe 2.4s ease-in-out infinite; }
@keyframes breathe{
  0%,100%{ box-shadow:0 0 0 0 rgba(0,229,160,.55); opacity:1; }
  50%    { box-shadow:0 0 0 7px rgba(0,229,160,0); opacity:.65; } }
.tb-status{ font-size:11.5px; letter-spacing:.13em; color:var(--txt-2); }
.tb-tel{ font-size:12.5px; letter-spacing:.04em; color:var(--txt-2); transition:color .2s; }
.tb-tel:hover{ color:var(--cyan); }

/* ---------- 按钮 ---------- */
.btn{ display:inline-flex; align-items:center; gap:9px; font-size:14px; font-weight:500;
  letter-spacing:.01em; padding:13px 24px; border-radius:9px; border:1px solid transparent;
  cursor:pointer; white-space:nowrap; font-family:inherit; background:none; color:var(--txt);
  transition:transform .2s, box-shadow .25s, background .25s, border-color .25s; }
.btn svg{ width:15px; height:15px; stroke:currentColor; fill:none; stroke-width:1.9; transition:transform .25s; }
.btn-primary{ color:#04121A; font-weight:600;
  background:linear-gradient(135deg, #58EAFF, #22C7EC);
  box-shadow:0 0 0 1px rgba(56,225,255,.5), 0 8px 26px -8px rgba(56,225,255,.6); }
.btn-primary:hover{ transform:translateY(-1.5px);
  box-shadow:0 0 0 1px rgba(56,225,255,.85), 0 14px 34px -8px rgba(56,225,255,.85); }
.btn-primary:hover svg{ transform:translateX(3px); }
.btn-ghost{ background:rgba(255,255,255,.035); border-color:var(--line); }
.btn-ghost:hover{ background:rgba(255,255,255,.075); border-color:rgba(120,180,255,.32); }
.btn-sm{ padding:9px 17px; font-size:13px; border-radius:8px; }

/* ---------- 板块骨架 ---------- */
.band{ position:relative; padding:92px 0; border-top:1px solid var(--line-soft); }
.band:first-of-type{ border-top:0; }
.wrap{ width:min(1280px, 100% - 80px); margin-inline:auto; }
.sec-head{ margin-bottom:46px; max-width:760px; }
.sec-tag{ display:flex; align-items:center; gap:14px; margin-bottom:16px; }
.sec-num{ font-size:11px; letter-spacing:.24em; color:var(--cyan); }
.sec-line{ width:52px; height:1px; background:linear-gradient(90deg, var(--cyan), transparent); }
.sec-cat{ font-size:11px; letter-spacing:.24em; color:var(--txt-3); }
.sec-title{ font-size:clamp(28px, 2.9vw, 42px); line-height:1.2; letter-spacing:-.03em; font-weight:700; }
.sec-desc{ margin-top:16px; font-size:15px; line-height:1.85; color:var(--txt-2); }

/* ---------- 液态玻璃 + 鼠标跟随光效 ----------
   .spot 由 common.js 动态挂到卡片类元素上：
   ::before 柔光随光标渗出，::after 让玻璃边缘的高光跟着光标流动
------------------------------------------------ */
.spot{ position:relative; }
.spot::before{
  content:""; position:absolute; inset:0; border-radius:inherit; pointer-events:none; z-index:1;
  background:radial-gradient(circle 260px at var(--spot-x,50%) var(--spot-y,50%),
             rgba(56,225,255,.15), transparent 68%);
  opacity:var(--spot-opacity,0); transition:opacity .38s var(--motion-ease);
  mix-blend-mode:screen;
}
.spot::after{
  content:""; position:absolute; inset:0; border-radius:inherit; pointer-events:none; z-index:2;
  padding:1px;
  background:radial-gradient(circle 320px at var(--spot-x,50%) var(--spot-y,50%),
             rgba(125,238,255,.9), rgba(123,140,255,.4) 42%, transparent 68%);
  -webkit-mask:linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite:xor;
          mask:linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
          mask-composite:exclude;
  opacity:var(--spot-opacity,0); transition:opacity .38s var(--motion-ease);
}

/* ---------- 卡片（液态玻璃底） ---------- */
.card{ position:relative; border-radius:16px; padding:26px; overflow:hidden;
  background:var(--glass-bg);
  backdrop-filter:var(--glass-blur);
  -webkit-backdrop-filter:var(--glass-blur);
  border:1px solid var(--glass-line);
  box-shadow:var(--glass-shadow);
  transition:transform .35s var(--motion-ease), box-shadow .35s, border-color .35s; }
.card:hover{ transform:translateY(-4px); border-color:var(--glass-line-hover);
  box-shadow:var(--glass-shadow-hover); }
.card-ico{ width:46px; height:46px; border-radius:12px; display:grid; place-items:center; flex:none;
  background:rgba(56,225,255,.08); border:1px solid rgba(56,225,255,.24); margin-bottom:18px;
  font-size:21px; line-height:1; }
.card-title{ font-size:17.5px; font-weight:600; letter-spacing:-.01em; margin-bottom:9px; }
.card-desc{ font-size:14px; line-height:1.8; color:var(--txt-2); }

/* 标签 */
.chip{ display:inline-flex; align-items:center; gap:6px; font-size:11.5px; letter-spacing:.04em;
  padding:5px 11px; border-radius:20px; border:1px solid var(--line); color:var(--txt-2);
  background:rgba(255,255,255,.03); }
.chip-cyan{ color:var(--cyan); border-color:rgba(56,225,255,.3); background:rgba(56,225,255,.07); }

/* 进入视口淡入 */
.rv{ opacity:0; transform:translateY(18px); transition:opacity .7s cubic-bezier(.2,.7,.3,1), transform .7s cubic-bezier(.2,.7,.3,1); }
.rv.on{ opacity:1; transform:none; }

/* ---------- 页脚 ---------- */
.sitefoot{ position:relative; border-top:1px solid var(--line-soft); background:rgba(8,11,16,.8);
  padding:64px 0 34px; margin-top:auto; }
.foot-grid{ display:grid; grid-template-columns:1.5fr 1fr 1fr 1.3fr; gap:44px; }
.foot-brand{ display:flex; align-items:center; gap:13px; margin-bottom:18px; }
.foot-brand img{ height:34px; width:auto; }
.foot-brand-mark{ width:46px; height:46px; border-radius:12px; display:grid; place-items:center; flex:none;
  background:linear-gradient(150deg, rgba(56,225,255,.16), rgba(123,140,255,.08));
  border:1px solid rgba(56,225,255,.3); }
.foot-brand-mark img{ height:27px; width:auto; }
.foot-name{ font-size:17px; font-weight:700; letter-spacing:.03em; }
.foot-en{ font-size:9.5px; letter-spacing:.28em; color:var(--cyan); opacity:.85; margin-top:3px; }
.foot-about{ font-size:13.5px; line-height:1.9; color:var(--txt-2); }
.foot-tags{ display:flex; flex-wrap:wrap; gap:8px; margin-top:18px; }
.foot-col h4{ font-size:12.5px; letter-spacing:.16em; color:var(--txt-3); font-weight:600; margin-bottom:18px; }
.foot-col ul{ list-style:none; display:flex; flex-direction:column; gap:11px; }
.foot-col a, .foot-col span{ font-size:13.5px; color:var(--txt-2); transition:color .2s; line-height:1.6; }
.foot-col a:hover{ color:var(--cyan); }
.foot-qr{ display:flex; align-items:center; gap:13px; margin-top:16px; }
.foot-qr img{ width:84px; height:auto; display:block; border-radius:9px; border:1px solid var(--glass-line); }
.foot-qr p{ font-size:12px; color:var(--txt-3); line-height:1.7; }
.foot-bot{ margin-top:48px; padding-top:26px; border-top:1px solid var(--line-soft);
  display:flex; flex-wrap:wrap; justify-content:space-between; gap:14px;
  padding-right:72px;   /* 给右下角的浮动工具栏让位，避免遮住备案号 */
  font-size:12.5px; color:var(--txt-3); }
.foot-bot a{ color:var(--txt-3); transition:color .2s; }
.foot-bot a:hover{ color:var(--cyan); }
.foot-bot .sep{ margin:0 10px; opacity:.4; }

/* ---------- 右侧浮动工具栏 ---------- */
.dock{ position:fixed; right:22px; bottom:26px; z-index:60; display:flex; flex-direction:column; gap:9px; }
.dock-btn{ position:relative; width:46px; height:46px; border-radius:12px; display:grid; place-items:center;
  border:1px solid var(--line); background:rgba(12,17,24,.92); backdrop-filter:blur(10px);
  color:var(--txt-2); cursor:pointer; transition:color .22s, border-color .22s, box-shadow .25s, transform .22s; }
.dock-btn svg{ width:19px; height:19px; stroke:currentColor; fill:none; stroke-width:1.65; }
.dock-btn:hover{ color:var(--cyan); border-color:rgba(56,225,255,.45); transform:translateY(-2px);
  box-shadow:0 0 22px -6px rgba(56,225,255,.6); }
.dock-btn.is-primary{ color:#04121A; border-color:transparent;
  background:linear-gradient(135deg, #58EAFF, #22C7EC);
  box-shadow:0 0 0 1px rgba(56,225,255,.5), 0 8px 24px -8px rgba(56,225,255,.7); }
.dock-btn.is-primary:hover{ color:#04121A; transform:translateY(-2px); }
.dock-pop{ position:absolute; right:56px; bottom:0; white-space:nowrap;
  background:rgba(12,17,24,.97); border:1px solid var(--line); border-radius:10px; padding:11px 14px;
  font-size:13px; opacity:0; transform:translateX(8px); pointer-events:none;
  transition:opacity .22s, transform .22s; }
.dock-pop.is-open{ opacity:1; transform:translateX(0); }
.dock-pop img{ width:118px; height:118px; display:block; border-radius:8px; background:#fff; padding:5px; }
.dock-pop p{ font-size:11.5px; color:var(--txt-3); text-align:center; margin-top:8px; }

/* ---------- 表单 ---------- */
.form{ display:grid; grid-template-columns:1fr 1fr; gap:18px; }
.field{ display:flex; flex-direction:column; gap:8px; }
.field--full{ grid-column:1 / -1; }
.field label{ font-size:12.5px; letter-spacing:.04em; color:var(--txt-2); }
.field input, .field select, .field textarea{
  font-family:inherit; font-size:14px; color:var(--txt);
  background:rgba(255,255,255,.035); border:1px solid var(--line); border-radius:9px;
  padding:12px 14px; outline:none; width:100%; transition:border-color .22s, background .22s, box-shadow .22s; }
.field textarea{ resize:vertical; min-height:110px; line-height:1.7; }
.field input::placeholder, .field textarea::placeholder{ color:var(--txt-3); }
.field input:focus, .field select:focus, .field textarea:focus{
  border-color:rgba(56,225,255,.55); background:rgba(56,225,255,.045);
  box-shadow:0 0 0 3px rgba(56,225,255,.1); }
.field select{ appearance:none; cursor:pointer;
  background-image:linear-gradient(45deg, transparent 50%, var(--txt-3) 50%),
                   linear-gradient(135deg, var(--txt-3) 50%, transparent 50%);
  background-position:calc(100% - 19px) calc(50% - 2px), calc(100% - 14px) calc(50% - 2px);
  background-size:5px 5px, 5px 5px; background-repeat:no-repeat; }
.field select option{ background:#0D1219; color:var(--txt); }
.form-note{ grid-column:1 / -1; font-size:12px; color:var(--txt-3); line-height:1.7; }
.field-err{ font-size:12px; color:#FF8A8A; display:none; }
.field.has-err .field-err{ display:block; }
.field.has-err input, .field.has-err select, .field.has-err textarea{
  border-color:rgba(255,110,110,.6); background:rgba(255,110,110,.055); }
.form-ok{ grid-column:1 / -1; padding:14px 16px; border-radius:10px; font-size:13.5px;
  border:1px solid rgba(0,229,160,.35); background:rgba(0,229,160,.08); color:var(--green); display:none; }
.form-ok.is-on{ display:block; }
.form-err{ grid-column:1 / -1; padding:14px 16px; border-radius:10px; font-size:13.5px; line-height:1.7;
  border:1px solid rgba(255,110,110,.35); background:rgba(255,110,110,.08); color:#FF9B9B; display:none; }
.form-err.is-on{ display:block; }
.btn[disabled]{ opacity:.6; cursor:not-allowed; transform:none !important; }
.hp{ position:absolute; left:-9999px; width:1px; height:1px; opacity:0; }

/* ---------- 公告条 ---------- */
.newsbar{ display:flex; align-items:center; gap:14px; padding:12px 40px;
  border-bottom:1px solid var(--line-soft); background:rgba(56,225,255,.045); font-size:13.5px; }
.newsbar .nb-tag{ flex:none; font-family:var(--mono); font-size:10px; letter-spacing:.16em;
  color:var(--cyan); border:1px solid rgba(56,225,255,.35); background:rgba(56,225,255,.1);
  padding:3.5px 9px; border-radius:20px; }
.newsbar a{ color:var(--txt-2); transition:color .2s; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.newsbar a:hover{ color:var(--cyan); }

/* ---------- 内页页头 ---------- */
.pagehead{ position:relative; padding:60px 0 46px; border-bottom:1px solid var(--line-soft); }
.crumb{ display:flex; align-items:center; gap:10px; font-size:12.5px; color:var(--txt-3); margin-bottom:20px; }
.crumb a:hover{ color:var(--cyan); }
.crumb .sep{ opacity:.5; }
.pagehead h1{ font-size:clamp(30px, 3.2vw, 46px); line-height:1.18; letter-spacing:-.032em; font-weight:700; }
.pagehead .sub{ margin-top:16px; font-size:15px; line-height:1.85; color:var(--txt-2); max-width:720px; }

/* ============================================================
   内页组件
   ============================================================ */

/* ---------- 筛选条 ---------- */
.filters{ display:flex; flex-wrap:wrap; gap:10px; margin-bottom:36px; }
.fbtn{ font-family:inherit; font-size:13.5px; padding:9px 18px; border-radius:9px; cursor:pointer;
  border:1px solid var(--glass-line); background:rgba(255,255,255,.03); color:var(--txt-2);
  transition:color .25s, border-color .25s, background .25s, box-shadow .25s, transform .2s; }
.fbtn:hover{ color:var(--txt); border-color:rgba(120,180,255,.3); transform:translateY(-1px); }
.fbtn.is-on{ color:#04121A; font-weight:600; border-color:transparent;
  background:linear-gradient(135deg,#58EAFF,#22C7EC);
  box-shadow:0 0 0 1px rgba(56,225,255,.5), 0 8px 22px -10px rgba(56,225,255,.8); }
.fbtn .n{ opacity:.55; margin-left:6px; font-family:var(--mono); font-size:12px; }
.fbtn.is-on .n{ opacity:.75; }

/* ---------- 案例卡 ---------- */
.case-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:20px; }
.case-grid .card{ display:flex; flex-direction:column; }
.cc-tag{ display:inline-flex; align-self:flex-start; font-size:11px; letter-spacing:.05em;
  padding:4px 10px; border-radius:6px; margin-bottom:15px;
  border:1px solid rgba(56,225,255,.28); background:rgba(56,225,255,.07); color:var(--cyan); }
.cc-tag.is-legacy{ border-color:var(--glass-line); background:rgba(255,255,255,.04); color:var(--txt-2); }
.cc-title{ font-size:17px; font-weight:600; line-height:1.45; margin-bottom:11px; letter-spacing:-.01em; }
.cc-pain{ font-size:13.5px; line-height:1.8; color:var(--txt-2); flex:1; }
.cc-res{ display:flex; gap:20px; margin-top:18px; padding-top:16px; border-top:1px solid var(--line-soft); }
.cc-res > div{ font-size:11px; color:var(--txt-3); }
.cc-res b{ display:block; font-family:var(--mono); font-size:15.5px; color:var(--green);
  font-weight:600; margin-bottom:4px; letter-spacing:-.01em; }
.cc-res .arrow{ color:var(--txt-3); margin:0 4px; font-size:11px; }

/* ---------- 详情页：痛点/方案 与 成果对比 ---------- */
.report{ display:grid; grid-template-columns:1fr 1fr; gap:22px; margin-bottom:22px; }
.rep{ border:1px solid var(--glass-line); border-radius:16px; padding:30px; overflow:hidden;
  background:var(--glass-bg); backdrop-filter:var(--glass-blur); -webkit-backdrop-filter:var(--glass-blur);
  box-shadow:var(--glass-shadow); }
.rep-k{ font-size:11px; letter-spacing:.2em; color:var(--cyan); margin-bottom:14px; }
.rep p{ font-size:14.5px; line-height:1.95; color:var(--txt-2); }

.cmp-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:20px; margin-bottom:22px; }
.cmp{ border:1px solid var(--glass-line); border-radius:16px; padding:28px 22px; text-align:center; overflow:hidden;
  background:var(--glass-bg); backdrop-filter:var(--glass-blur); -webkit-backdrop-filter:var(--glass-blur);
  box-shadow:var(--glass-shadow); }
.cmp-k{ font-size:12.5px; color:var(--txt-3); letter-spacing:.06em; margin-bottom:20px; }
.cmp-row{ display:flex; align-items:center; justify-content:center; gap:13px; }
.cmp-from{ font-family:var(--mono); font-size:16px; color:var(--txt-3);
  text-decoration:line-through; text-decoration-color:rgba(120,140,160,.55); }
.cmp-arrow{ color:var(--cyan); font-size:14px; }
.cmp-to{ font-family:var(--mono); font-size:25px; font-weight:700; color:var(--green); letter-spacing:-.02em; }
.cmp-chg{ display:inline-flex; margin-top:18px; font-family:var(--mono); font-size:12px;
  padding:4px 12px; border-radius:20px; color:var(--cyan);
  border:1px solid rgba(56,225,255,.3); background:rgba(56,225,255,.08); }

/* ---------- 文章列表 ---------- */
.art-list{ display:flex; flex-direction:column; gap:14px; }
.art-item{ display:flex; gap:24px; align-items:flex-start; padding:24px 26px; border-radius:14px; overflow:hidden;
  border:1px solid var(--glass-line); background:var(--glass-bg);
  backdrop-filter:var(--glass-blur); -webkit-backdrop-filter:var(--glass-blur);
  box-shadow:var(--glass-shadow);
  transition:transform .3s var(--motion-ease), border-color .3s, box-shadow .3s; }
.art-item:hover{ transform:translateY(-3px); border-color:var(--glass-line-hover); box-shadow:var(--glass-shadow-hover); }
.art-date{ flex:none; width:74px; text-align:center; padding-top:2px; border-right:1px solid var(--line-soft); }
.art-day{ font-family:var(--mono); font-size:24px; font-weight:600; color:var(--txt); line-height:1; }
.art-mon{ font-family:var(--mono); font-size:10.5px; letter-spacing:.16em; color:var(--txt-3); margin-top:7px; }
.art-body{ flex:1; min-width:0; }
.art-meta{ display:flex; align-items:center; gap:12px; margin-bottom:11px; font-size:11.5px; color:var(--txt-3); }
.art-title{ font-size:17px; font-weight:600; line-height:1.45; margin-bottom:10px; letter-spacing:-.01em;
  transition:color .2s; }
.art-item:hover .art-title{ color:var(--cyan); }
.art-sum{ font-size:13.5px; line-height:1.8; color:var(--txt-2); }

/* ---------- 正文排版 ---------- */
.prose{ font-size:15.5px; line-height:2.05; color:var(--txt-2); }
.prose p{ margin-bottom:22px; }
.prose > p:first-of-type{ font-size:16.5px; color:var(--txt); }
.prose h3{ font-size:19px; font-weight:600; color:var(--txt); margin:38px 0 18px; letter-spacing:-.01em; }
.prose blockquote{ margin:28px 0; padding:20px 26px; border-left:2px solid var(--cyan);
  background:rgba(56,225,255,.05); border-radius:0 10px 10px 0; color:var(--txt); font-size:15px; line-height:1.9; }
.prose ul{ list-style:none; margin:0 0 22px; }
.prose li{ position:relative; padding-left:20px; margin-bottom:11px; }
.prose li::before{ content:""; position:absolute; left:2px; top:11px; width:5px; height:5px;
  border-radius:50%; background:rgba(56,225,255,.6); }

/* ---------- 返回与空态 ---------- */
.backlink{ display:inline-flex; align-items:center; gap:8px; font-size:13.5px; color:var(--txt-2);
  padding:10px 18px; border-radius:9px; border:1px solid var(--glass-line); background:rgba(255,255,255,.03);
  transition:color .22s, border-color .22s; }
.backlink:hover{ color:var(--cyan); border-color:rgba(56,225,255,.4); }
.backlink svg{ width:15px; height:15px; stroke:currentColor; fill:none; stroke-width:1.9; }
.section-foot{ margin-top:44px; display:flex; justify-content:space-between; align-items:center;
  gap:20px; flex-wrap:wrap; }
.empty{ padding:60px 20px; text-align:center; color:var(--txt-3); font-size:14px; display:none; }

/* 键盘焦点：深色底上给统一的高对比焦点环 */
a:focus-visible, button:focus-visible, input:focus-visible,
select:focus-visible, textarea:focus-visible{
  outline:2px solid var(--cyan); outline-offset:2px; border-radius:4px;
}

/* ---------- 响应式 ---------- */
@media (max-width:1180px){
  .wrap{ width:calc(100% - 64px); }
  .foot-grid{ grid-template-columns:1fr 1fr; gap:36px; }
  .topbar{ padding:0 32px; }
  .newsbar{ padding:12px 32px; }
  .case-grid, .cmp-grid{ grid-template-columns:1fr 1fr; }
  .report{ grid-template-columns:1fr; }
}
@media (max-width:820px){
  :root{ --rail-w:0px; }
  .rail{ display:none; }
  .shell{ margin-left:0; }
  .tb-tag, .tb-tel, .tb-status, .dot{ display:none; }
  .wrap{ width:calc(100% - 44px); }
  .band{ padding:60px 0; }
  .sec-head{ margin-bottom:34px; }
  .topbar{ padding:0 22px; }
  .newsbar{ padding:11px 22px; }
  .foot-grid{ grid-template-columns:1fr; gap:32px; }
  .form{ grid-template-columns:1fr; }
  .dock{ right:14px; bottom:16px; }
  .dock-btn{ width:42px; height:42px; }
  .foot-bot{ flex-direction:column; padding-right:0; padding-bottom:58px; }
  .case-grid, .cmp-grid{ grid-template-columns:1fr; }
  .art-item{ flex-direction:column; gap:14px; }
  .art-date{ width:auto; border-right:0; text-align:left; display:flex; align-items:baseline; gap:9px; padding-top:0; }
  .art-day{ font-size:18px; }
  .art-mon{ margin-top:0; }
  .section-foot{ flex-direction:column; align-items:flex-start; }
}
@media (prefers-reduced-motion: reduce){
  *, *::before, *::after{ animation-duration:.01ms !important; animation-iteration-count:1 !important; transition-duration:.01ms !important; }
  .rv{ opacity:1; transform:none; }
}