/* ==========================================================================
   智汇充 ZHIHUICHONG ENERGY — 官网样式系统
   核心调性：专业清洁能源商务风 · 翠绿→青碧→深蓝 · 白底大留白
   ========================================================================== */

/* ---------- 1. Tokens ---------- */
:root{
  --green:#00B87A;
  --teal:#008CA0;
  --blue:#0A5C8A;
  --green-d:#00996A;
  --grad:linear-gradient(90deg,#00B87A 0%,#008CA0 52%,#0A5C8A 100%);
  --grad-diag:linear-gradient(135deg,#00B87A 0%,#008CA0 52%,#0A5C8A 100%);
  --grad-soft:linear-gradient(90deg,rgba(0,184,122,.12),rgba(10,92,138,.06));

  --ink:#0B1E27;
  --ink-2:#173440;
  --text:#4B5D66;
  --text-2:#66787F;
  --muted:#93A3AA;
  --line:#E2EAEC;
  --line-2:#EEF4F5;
  --bg:#FFFFFF;
  --bg-soft:#F5F9F9;
  --bg-soft-2:#FAFCFC;

  --radius:8px;
  --radius-s:5px;
  --maxw:1220px;
  --nav-h:76px;

  --font:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",
         "Source Han Sans SC","Noto Sans SC","Helvetica Neue",Arial,sans-serif;

  --shadow-s:0 1px 2px rgba(11,30,39,.04),0 6px 18px rgba(11,30,39,.05);
  --shadow-m:0 10px 40px rgba(11,30,39,.10);
  --ease:cubic-bezier(.22,.61,.36,1);
}

*,*::before,*::after{box-sizing:border-box}
/* hidden 属性必须真正隐藏元素（否则会被 display:flex 等组件样式覆盖） */
[hidden]{display:none !important}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:var(--font);font-size:16px;line-height:1.8;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
::selection{background:rgba(0,184,122,.22)}

/* ---------- 2. Typography ---------- */
h1,h2,h3,h4{color:var(--ink);font-weight:800;line-height:1.24;letter-spacing:-.015em}
.h1{font-size:clamp(2.15rem,4.6vw,3.6rem);line-height:1.16;letter-spacing:-.03em}
.h2{font-size:clamp(1.6rem,3.1vw,2.4rem)}
.h3{font-size:clamp(1.15rem,1.9vw,1.45rem);line-height:1.4}
.h4{font-size:1.06rem;font-weight:700}
.lead{font-size:clamp(1rem,1.35vw,1.14rem);color:var(--text-2);line-height:1.9}
.muted{color:var(--muted)}
.tnum{font-variant-numeric:tabular-nums}

/* numbers rendered with the brand gradient */
.grad-text{
  background:var(--grad-diag);-webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
}

/* ---------- 3. Layout ---------- */
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 28px}
.section{padding:110px 0}
.section--tight{padding:74px 0}
.section--soft{background:var(--bg-soft)}
.section--line{border-top:1px solid var(--line-2)}
.grid{display:grid;gap:34px}
@media (min-width:860px){
  .g2{grid-template-columns:repeat(2,1fr)}
  .g3{grid-template-columns:repeat(3,1fr)}
  .g4{grid-template-columns:repeat(4,1fr)}
}
@media (max-width:859px){
  .g2,.g3,.g4{grid-template-columns:1fr}
  .section{padding:70px 0}
  .section--tight{padding:52px 0}
  .container{padding:0 20px}
}

/* section heading */
.sec-head{max-width:760px}
.sec-head .rule{width:46px;height:3px;background:var(--grad);border-radius:2px;margin-bottom:20px}
.sec-head .eyebrow{
  display:block;font-size:.76rem;font-weight:700;letter-spacing:.2em;
  text-transform:uppercase;color:var(--green);margin-bottom:14px;
}
.sec-head .h2{margin-bottom:18px}
.sec-head--center{margin-left:auto;margin-right:auto;text-align:center}
.sec-head--center .rule{margin-left:auto;margin-right:auto}

/* ---------- 4. Header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:60;height:var(--nav-h);
  background:rgba(255,255,255,.94);backdrop-filter:saturate(180%) blur(14px);
  border-bottom:1px solid var(--line);
  transition:background .35s var(--ease),box-shadow .35s var(--ease),border-color .35s var(--ease);
}
.site-header.is-stuck{box-shadow:0 6px 24px rgba(11,30,39,.06)}
.header-inner{height:var(--nav-h);display:flex;align-items:center;gap:22px}

.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.brand .mark{width:36px;height:36px;flex:0 0 auto;object-fit:contain}
.brand-txt{display:flex;flex-direction:column;line-height:1.1}
.brand-name{font-size:1.16rem;font-weight:800;color:var(--ink);letter-spacing:.06em}
.brand-en{font-size:.575rem;letter-spacing:.23em;color:var(--muted);font-weight:600;text-transform:uppercase;margin-top:3px}

.nav{margin-left:auto;display:flex;align-items:center;gap:34px}
.nav a{
  position:relative;font-size:.945rem;font-weight:500;color:var(--ink-2);
  padding:6px 0;transition:color .2s
}
.nav a::after{
  content:"";position:absolute;left:0;bottom:0;height:2px;width:0;
  background:var(--grad);transition:width .32s var(--ease);border-radius:2px
}
.nav a:hover{color:var(--ink)}
.nav a:hover::after,.nav a.is-active::after{width:100%}
.nav a.is-active{color:var(--ink);font-weight:700}

.header-cta{display:flex;align-items:center;gap:12px;margin-left:6px}
.user-chip{
  display:none;align-items:center;gap:9px;padding:5px 12px 5px 5px;border:1px solid var(--line);
  border-radius:40px;transition:border-color .2s,background .2s
}
.user-chip:hover{border-color:var(--teal);background:var(--bg-soft)}
.user-chip.is-on{display:inline-flex}
.user-chip .av{width:28px;height:28px;border-radius:50%;background:var(--grad-diag);color:#fff;
  display:grid;place-items:center;font-size:.78rem;font-weight:700;overflow:hidden}
.user-chip .av img{width:100%;height:100%;object-fit:cover}
.user-chip .nm{font-size:.86rem;font-weight:600;color:var(--ink-2);max-width:104px;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

.burger{display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:var(--radius-s);
  background:#fff;align-items:center;justify-content:center;flex-direction:column;gap:4.5px;cursor:pointer}
.burger span{display:block;width:17px;height:1.6px;background:var(--ink);border-radius:2px;transition:.3s var(--ease)}
.burger.is-open span:nth-child(1){transform:translateY(6.1px) rotate(45deg)}
.burger.is-open span:nth-child(2){opacity:0}
.burger.is-open span:nth-child(3){transform:translateY(-6.1px) rotate(-45deg)}

.mobile-nav{
  position:fixed;inset:var(--nav-h) 0 0;z-index:55;background:#fff;
  padding:26px 24px 40px;display:none;flex-direction:column;gap:2px;
  border-top:1px solid var(--line);overflow-y:auto
}
.mobile-nav.is-open{display:flex}
.mobile-nav a{padding:15px 4px;font-size:1.08rem;font-weight:600;color:var(--ink);border-bottom:1px solid var(--line-2)}
.mobile-nav .m-cta{margin-top:24px;display:flex;flex-direction:column;gap:12px}

@media (max-width:980px){
  .nav{display:none}
  .header-cta .btn{display:none}
  .burger{display:flex;margin-left:auto}
}
@media (min-width:981px){.mobile-nav{display:none!important}}

/* ---------- 5. Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:var(--radius-s);font-size:.95rem;font-weight:600;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
  transition:transform .22s var(--ease),box-shadow .28s var(--ease),background .28s,color .28s,border-color .28s;
}
.btn svg{width:15px;height:15px;flex:0 0 auto}
.btn--primary{background:var(--grad);color:#fff;background-size:150% 100%;transition:.35s var(--ease)}
.btn--primary:hover{background-position:100% 0;box-shadow:0 10px 26px rgba(0,140,160,.30);transform:translateY(-2px)}
.btn--ghost{border-color:var(--line);color:var(--ink);background:#fff}
.btn--ghost:hover{border-color:var(--teal);color:var(--teal)}
.btn--dark{background:var(--ink);color:#fff}
.btn--dark:hover{background:var(--ink-2);transform:translateY(-2px)}
.btn--light{background:#fff;color:var(--ink)}
.btn--light:hover{transform:translateY(-2px);box-shadow:0 12px 30px rgba(0,0,0,.22)}
.btn--outline-light{border-color:rgba(255,255,255,.5);color:#fff}
.btn--outline-light:hover{background:rgba(255,255,255,.12);border-color:#fff}
.btn--sm{padding:9px 18px;font-size:.875rem}
.btn--block{width:100%}
.btn[disabled]{opacity:.55;cursor:not-allowed;transform:none!important;box-shadow:none!important}
.link-arrow{display:inline-flex;align-items:center;gap:7px;font-weight:600;color:var(--teal);font-size:.94rem}
.link-arrow svg{width:15px;height:15px;transition:transform .28s var(--ease)}
.link-arrow:hover svg{transform:translateX(5px)}

/* ---------- 6. Hero ---------- */
.hero{position:relative;min-height:clamp(560px,86vh,820px);display:flex;align-items:center;
  padding:calc(var(--nav-h) + 60px) 0 66px;overflow:hidden;background:var(--ink)}
.hero-media{position:absolute;inset:0}
.hero-media img{width:100%;height:100%;object-fit:cover;object-position:center 62%}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:
    linear-gradient(103deg,rgba(6,26,36,.90) 0%,rgba(8,44,58,.74) 38%,rgba(10,92,138,.30) 66%,rgba(10,92,138,.12) 100%),
    linear-gradient(0deg,rgba(6,26,36,.55),rgba(6,26,36,.05) 55%);
}
.hero-inner{position:relative;z-index:2;width:100%}
.hero-copy{max-width:660px}
.hero .eyebrow{
  display:inline-flex;align-items:center;gap:10px;font-size:.79rem;font-weight:700;
  letter-spacing:.19em;text-transform:uppercase;color:#8FF0CC;margin-bottom:22px
}
.hero .eyebrow::before{content:"";width:30px;height:2px;background:#00E0A0;border-radius:2px}
.hero h1{color:#fff;margin-bottom:24px;text-shadow:0 2px 26px rgba(0,0,0,.28)}
.hero .sub{color:rgba(255,255,255,.83);font-size:clamp(1rem,1.5vw,1.13rem);max-width:560px;margin-bottom:36px;line-height:1.9}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}

.hero-stats{
  position:relative;z-index:2;margin-top:70px;display:grid;gap:0;
  grid-template-columns:repeat(4,1fr);
  border-top:1px solid rgba(255,255,255,.18);
}
.hero-stats .stat{padding:26px 26px 4px 0;border-right:1px solid rgba(255,255,255,.13)}
.hero-stats .stat:last-child{border-right:0}
.hero-stats .num{font-size:clamp(1.5rem,2.6vw,2.1rem);font-weight:800;color:#fff;line-height:1.1;letter-spacing:-.02em}
.hero-stats .num small{font-size:.5em;font-weight:700;margin-left:2px;letter-spacing:0}
.hero-stats .lbl{margin-top:8px;font-size:.815rem;color:rgba(255,255,255,.62);letter-spacing:.03em}
@media (max-width:860px){
  .hero-stats{grid-template-columns:repeat(2,1fr);margin-top:44px}
  .hero-stats .stat:nth-child(2){border-right:0}
  .hero-stats .stat:nth-child(n+3){border-top:1px solid rgba(255,255,255,.13);padding-top:20px;margin-top:20px}
  .hero{min-height:auto;padding:calc(var(--nav-h) + 44px) 0 54px}
}

/* page hero (inner pages) */
.page-hero{padding:calc(var(--nav-h) + 62px) 0 54px;background:
  linear-gradient(180deg,var(--bg-soft) 0%,rgba(250,252,252,0) 100%);position:relative;overflow:hidden}
.page-hero::before{content:"";position:absolute;right:-140px;top:-90px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(0,184,122,.10),rgba(0,184,122,0) 66%)}
.breadcrumb{font-size:.82rem;color:var(--muted);margin-bottom:20px;position:relative}
.breadcrumb a:hover{color:var(--teal)}
.breadcrumb span{margin:0 8px;opacity:.6}
.page-hero .h1{position:relative}
.page-hero .lead{margin-top:20px;max-width:680px;position:relative}

/* ---------- 7. Feature / numbered blocks ---------- */
.feat{padding-top:28px;border-top:1px solid var(--line);position:relative}
.feat .idx{font-size:.8rem;font-weight:800;letter-spacing:.14em;color:var(--green);margin-bottom:20px;display:block}
.feat h3{margin-bottom:14px}
.feat p{font-size:.95rem;color:var(--text-2);line-height:1.85}
.feat .kpi{margin-top:22px;font-size:1.9rem;font-weight:800;letter-spacing:-.02em;line-height:1.1}
.feat .kpi span{font-size:.86rem;font-weight:600;color:var(--text-2);letter-spacing:0;margin-left:6px}
.feat-hover{transition:transform .4s var(--ease)}
.feat-hover:hover{transform:translateY(-4px)}
.feat-hover:hover .idx{color:var(--blue)}

/* ---------- 8. Media blocks (image + text, no cards) ---------- */
.media{display:grid;gap:clamp(30px,4.6vw,64px);align-items:center}
@media (min-width:900px){.media{grid-template-columns:1.04fr .96fr}.media--flip .media-img{order:2}}
.media-img{position:relative;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-s)}
.media-img img{width:100%;aspect-ratio:16/11;object-fit:cover;transition:transform 1.1s var(--ease)}
.media-img:hover img{transform:scale(1.035)}
.media-img .badge{
  position:absolute;left:18px;bottom:18px;background:rgba(255,255,255,.94);
  backdrop-filter:blur(6px);border-radius:var(--radius-s);padding:9px 15px;font-size:.79rem;
  font-weight:700;color:var(--ink);letter-spacing:.04em
}
.media-body .eyebrow{display:block;font-size:.74rem;font-weight:700;letter-spacing:.19em;
  text-transform:uppercase;color:var(--green);margin-bottom:14px}
.media-body h2{margin-bottom:18px}
.media-body p{color:var(--text-2);line-height:1.9}

/* spec list */
.spec{border-top:1px solid var(--line);margin-top:26px}
.spec .row{display:flex;justify-content:space-between;gap:20px;padding:13px 2px;border-bottom:1px solid var(--line-2);font-size:.925rem}
.spec .row .k{color:var(--text-2)}
.spec .row .v{color:var(--ink);font-weight:700;text-align:right}
.tick{display:flex;gap:12px;align-items:flex-start;padding:11px 0;font-size:.95rem;color:var(--ink-2)}
.tick svg{width:17px;height:17px;flex:0 0 auto;margin-top:6px;color:var(--green)}

/* ---------- 9. Product matrix (hairline grid, no cards) ---------- */
.matrix{border-top:1px solid var(--line);display:grid}
@media (min-width:880px){.matrix{grid-template-columns:repeat(4,1fr)}}
.matrix .cell{padding:38px 30px 34px;border-bottom:1px solid var(--line);border-right:1px solid var(--line-2);
  position:relative;transition:background .35s var(--ease)}
.matrix .cell:first-child{padding-left:0}
.matrix .cell:last-child{border-right:0;padding-right:0}
.matrix .cell:hover{background:var(--bg-soft-2)}
.matrix .power{font-size:clamp(1.5rem,2.5vw,2rem);font-weight:800;letter-spacing:-.03em;line-height:1.1;margin-bottom:6px}
.matrix .unit{font-size:.78rem;font-weight:700;color:var(--green);letter-spacing:.1em;text-transform:uppercase;margin-bottom:18px}
.matrix h4{font-size:1.02rem;margin-bottom:10px}
.matrix p{font-size:.885rem;color:var(--text-2);line-height:1.8}
.matrix .tags{margin-top:16px;display:flex;gap:8px;flex-wrap:wrap}
.matrix .tags span{font-size:.74rem;color:var(--teal);background:rgba(0,140,160,.08);
  border-radius:3px;padding:4px 9px;font-weight:600}
@media (max-width:879px){
  .matrix{grid-template-columns:1fr}
  .matrix .cell{padding:26px 0}
}

/* ---------- 10. Scenario grid (image tiles) ---------- */
.scenes{display:grid;gap:18px}
@media (min-width:800px){.scenes{grid-template-columns:repeat(3,1fr)}
  .scenes .scene--wide{grid-column:span 2}}
.scene{position:relative;border-radius:var(--radius);overflow:hidden;min-height:270px;display:block;background:var(--ink)}
.scene img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform 1.2s var(--ease)}
.scene::after{content:"";position:absolute;inset:0;
  background:linear-gradient(0deg,rgba(6,26,36,.82) 0%,rgba(6,26,36,.24) 46%,rgba(6,26,36,.05) 100%);
  transition:opacity .4s}
.scene:hover img{transform:scale(1.05)}
.scene-cap{position:absolute;left:24px;right:24px;bottom:22px;z-index:2;color:#fff}
.scene-cap .t{font-size:1.1rem;font-weight:700;letter-spacing:.01em}
.scene-cap .d{font-size:.83rem;color:rgba(255,255,255,.72);margin-top:5px}
.scene-cap .tag{display:inline-block;font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;
  color:#8FF0CC;font-weight:700;margin-bottom:9px}

/* ---------- 11. Partner strip ---------- */
.partners{display:flex;flex-wrap:wrap;justify-content:center;border-top:1px solid var(--line);border-left:1px solid var(--line-2)}
.partners .p{
  flex:0 0 16.6667%;max-width:16.6667%;box-sizing:border-box;
  border-bottom:1px solid var(--line);border-right:1px solid var(--line-2);
  padding:30px 14px;display:grid;place-items:center;text-align:center;color:var(--ink-2);
  font-weight:700;font-size:.95rem;letter-spacing:.02em;transition:.3s var(--ease)
}
.partners .p:hover{background:var(--bg-soft);color:var(--blue)}
.partners .p small{display:block;font-weight:600;font-size:.66rem;letter-spacing:.13em;color:var(--muted);margin-top:4px;text-transform:uppercase}
@media (max-width:1023px){.partners .p{flex:0 0 25%;max-width:25%}}
@media (max-width:859px){.partners .p{flex:0 0 50%;max-width:50%}}

/* LOGO 墙：图片由 site.js 预加载成功后才显示；未配置图片时保持字标 */
.partners .p{position:relative;min-height:104px}
.partners .p img{display:none;width:auto;max-width:100%;max-height:52px;object-fit:contain;
  opacity:.86;transition:opacity .3s var(--ease)}
.partners .p:hover img{opacity:1}
.partners .p.has-logo img{display:block}
.partners .p.has-logo{padding:26px 16px}
.partners .p.has-logo:hover{background:#fff;color:var(--ink-2)}
/* 有图时字标隐藏但仍可被读屏软件识别 */
.partners .p.has-logo .pn{position:absolute;width:1px;height:1px;overflow:hidden;
  clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap}

/* ============================================================
   22 · 运营商级改造：动态首屏 / 实时数据大屏 / 场景矩阵 / 招商
   ============================================================ */

/* --- 动态首屏：多图渐变换 + 缓慢推拉（Ken Burns） --- */
.hero-slide{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center 62%;
  opacity:0;transform:scale(1.02);will-change:opacity,transform;
  transition:opacity 1.5s var(--ease),transform 11s linear}
.hero-slide.is-on{opacity:1;transform:scale(1.12)}
@media (prefers-reduced-motion:reduce){
  .hero-slide{transition:opacity .6s linear}
  .hero-slide.is-on{transform:scale(1.02)}
}

/* --- 实时数据大屏 --- */
.metrics{position:relative;overflow:hidden;color:#fff;
  background:linear-gradient(135deg,#06283A 0%,#0A3F48 52%,#0A5C8A 100%)}
.metrics::before{content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(880px 420px at 10% -12%,rgba(0,224,160,.20),transparent 62%),
             radial-gradient(720px 420px at 94% 112%,rgba(0,140,160,.30),transparent 62%)}
.metrics .container{position:relative;z-index:2}
.metrics-head{display:flex;align-items:flex-end;gap:20px;flex-wrap:wrap}
.metrics-head .t{font-size:clamp(1.45rem,2.6vw,2.05rem);font-weight:800;letter-spacing:-.02em;line-height:1.35}
.metrics-head .t em{font-style:normal;color:#8FF0CC}
.metrics-head .s{margin-left:auto;font-size:.79rem;color:rgba(255,255,255,.5);letter-spacing:.04em}
.live-tag{display:inline-flex;align-items:center;gap:8px;margin-bottom:16px;
  font-size:.74rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:#8FF0CC}
.live-tag i{width:7px;height:7px;border-radius:50%;background:#00E0A0;animation:pulseDot 2.2s infinite}
@keyframes pulseDot{0%{box-shadow:0 0 0 0 rgba(0,224,160,.55)}70%{box-shadow:0 0 0 12px rgba(0,224,160,0)}100%{box-shadow:0 0 0 0 rgba(0,224,160,0)}}

.metric-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:1px;background:rgba(255,255,255,.13);
  margin-top:38px;border:1px solid rgba(255,255,255,.13)}
.metric{padding:30px 22px 26px;background:rgba(6,32,44,.52)}
.metric .num{font-size:clamp(1.4rem,2.45vw,2.1rem);font-weight:800;letter-spacing:-.02em;line-height:1.15;
  color:#fff;font-variant-numeric:tabular-nums}
.metric .num small{font-size:.46em;font-weight:700;color:#8FF0CC;margin-left:3px;letter-spacing:0}
.metric .lbl{margin-top:11px;font-size:.83rem;color:rgba(255,255,255,.62);letter-spacing:.03em;line-height:1.6}

/* --- 多场景解决方案矩阵 --- */
.sol-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line-2);
  border:1px solid var(--line-2);margin-top:52px}
.sol{position:relative;display:block;background:#fff;padding:34px 26px 30px;text-decoration:none;
  color:inherit;transition:background .3s var(--ease)}
.sol:hover{background:var(--bg-soft);z-index:2}
.sol .ic{width:46px;height:46px;border-radius:var(--radius-s);background:var(--grad-soft);color:var(--teal);
  display:grid;place-items:center;margin-bottom:18px}
.sol .ic svg{width:22px;height:22px}
.sol h4{font-size:1.02rem;font-weight:700;color:var(--ink);margin-bottom:7px;line-height:1.5}
.sol .tagline{font-size:.83rem;font-weight:600;color:var(--teal);margin-bottom:10px}
.sol .sum{font-size:.845rem;color:var(--text-2);line-height:1.75}
.sol .more{margin-top:18px;display:inline-flex;align-items:center;gap:6px;font-size:.82rem;
  font-weight:700;color:var(--blue)}
.sol:hover .more{color:var(--green-d)}
.sol .more svg{width:15px;height:15px;transition:transform .3s var(--ease)}
.sol:hover .more svg{transform:translateX(4px)}

/* --- 招商合作 --- */
.invite{position:relative;overflow:hidden;background:#0B1E27;color:#fff}
.invite::after{content:"";position:absolute;right:-120px;bottom:-160px;width:420px;height:420px;
  border-radius:50%;background:var(--grad-diag);opacity:.16;filter:blur(4px)}
.invite .container{position:relative;z-index:2}
.invite-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(30px,5vw,72px);align-items:center}
.invite h2{font-size:clamp(1.4rem,2.7vw,2rem);font-weight:800;letter-spacing:-.02em;line-height:1.4}
.invite h2 em{font-style:normal;color:#8FF0CC}
.invite .lead-in{color:rgba(255,255,255,.72);line-height:1.9;margin-top:16px;font-size:.96rem}
.invite .nums{display:flex;gap:clamp(24px,4vw,48px);flex-wrap:wrap;margin-top:34px}
.invite .nums b{display:block;font-size:clamp(1.7rem,3vw,2.5rem);font-weight:800;color:#8FF0CC;line-height:1.1;
  font-variant-numeric:tabular-nums}
.invite .nums span{display:block;margin-top:8px;font-size:.83rem;color:rgba(255,255,255,.6)}
.invite-card{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);border-radius:var(--radius);
  padding:32px}
.invite-card h3{font-size:1.02rem;font-weight:700;margin-bottom:18px;color:#fff}
.invite-list{display:flex;flex-direction:column;gap:14px}
.invite-list li{display:flex;gap:12px;align-items:flex-start;font-size:.88rem;line-height:1.7;
  color:rgba(255,255,255,.78)}
.invite-list svg{width:17px;height:17px;flex:0 0 auto;color:#00E0A0;margin-top:3px}

/* --- 移动端 --- */
@media (max-width:1024px){
  .metric-grid{grid-template-columns:repeat(3,1fr)}
  .sol-grid{grid-template-columns:repeat(2,1fr)}
  /* 3 列时最后一行若只剩 1 格，让它铺满，避免出现空格 */
  .metric-grid .metric:nth-child(4):last-child{grid-column:span 2}
}
@media (max-width:820px){
  .metric-grid{grid-template-columns:repeat(2,1fr)}
  .invite-grid{grid-template-columns:1fr}
  .metrics-head .s{margin-left:0;width:100%}
  /* 2 列时奇数个格子，最后一格铺满整行 */
  .metric-grid .metric:last-child:nth-child(odd){grid-column:1 / -1}
}
@media (max-width:480px){
  .sol-grid{grid-template-columns:1fr}
  .metric{padding:22px 16px 20px}
}

/* ============================================================
   23 · 场景方案详情页（solution.html）
   ============================================================ */
.sol-head{position:relative;overflow:hidden;padding:calc(var(--nav-h) + 54px) 0 62px;color:#fff;
  background:linear-gradient(135deg,#06283A 0%,#0A3F48 52%,#0A5C8A 100%)}
.sol-head::before{content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(760px 360px at 88% -12%,rgba(0,224,160,.18),transparent 62%)}
.sol-head .container{position:relative;z-index:2}
.sol-head .breadcrumb em{font-style:normal}
.sol-head-grid{display:grid;grid-template-columns:1.4fr .6fr;gap:clamp(24px,4vw,56px);align-items:end}
.sol-head h1{color:#fff;margin-bottom:14px}
.sol-head .lead{color:rgba(255,255,255,.8)}

.sol-detail{display:grid;grid-template-columns:1fr 320px;gap:clamp(28px,4vw,64px);align-items:start}
.sol-media{margin-bottom:34px;border-radius:var(--radius);overflow:hidden;
  border:1px solid var(--line-2);background:var(--bg-soft)}
.sol-media img{display:block;width:100%;height:clamp(200px,32vw,340px);object-fit:cover}
.sol-sum{font-size:1rem;color:var(--text);line-height:2}
.sol-points{list-style:none;padding:0;margin:22px 0 0;display:grid;gap:14px}
.sol-points li{display:flex;gap:12px;align-items:flex-start;font-size:.94rem;line-height:1.8;color:var(--text)}
.sol-points svg{width:18px;height:18px;flex:0 0 auto;color:var(--green);margin-top:4px}
.sol-cta{margin-top:46px;padding:28px 30px;background:var(--grad-soft);border-radius:var(--radius);
  display:flex;align-items:center;gap:22px;flex-wrap:wrap}
.sol-cta h3{font-size:1.08rem;color:var(--ink);margin-bottom:6px}
.sol-cta p{font-size:.9rem;color:var(--text-2);line-height:1.7;margin:0}
.sol-cta .btn{margin-left:auto}

.sol-aside{display:flex;flex-direction:column;gap:18px}
.side-card{border:1px solid var(--line);border-radius:var(--radius);padding:24px 22px;background:#fff}
.side-card--soft{background:var(--bg-soft)}
.side-card h4{font-size:.8rem;font-weight:700;color:var(--muted);letter-spacing:.12em;
  text-transform:uppercase;margin-bottom:16px}
.side-card .tags{display:flex;gap:8px;flex-wrap:wrap}
.side-card .tags span{font-size:.76rem;color:var(--teal);background:rgba(0,140,160,.09);
  padding:4px 11px;border-radius:999px}
.side-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:14px}
.side-list li{font-size:.88rem;line-height:1.6}
.side-list b{display:block;color:var(--ink);font-size:1.05rem;font-weight:800}
.side-list em{font-style:normal;font-size:.78rem;color:var(--teal);font-weight:700;margin-left:4px}
.side-list span{color:var(--text-2)}
.side-links{list-style:none;padding:0;margin:0;display:flex;flex-direction:column}
.side-links li a{display:flex;align-items:center;gap:10px;padding:11px 0;
  border-bottom:1px solid var(--line-2);font-size:.9rem;color:var(--ink);font-weight:600}
.side-links li:last-child a{border-bottom:0}
.side-links li a svg{width:15px;height:15px;margin-left:auto;color:var(--teal);flex:0 0 auto}
.side-links li a:hover{color:var(--teal)}
.loading,.side-list .loading,.side-links .loading{color:var(--muted)}

@media (max-width:1024px){
  .sol-detail{grid-template-columns:1fr}
  .sol-aside{flex-direction:row;flex-wrap:wrap}
  .side-card{flex:1;min-width:250px}
}
@media (max-width:820px){
  .sol-head-grid{grid-template-columns:1fr}
  .sol-cta .btn{margin-left:0;width:100%}
}

/* ---------- 12. Timeline ---------- */
.timeline{position:relative;display:grid;gap:0;margin-top:20px}
@media (min-width:820px){.timeline{grid-template-columns:repeat(3,1fr)}}
.timeline .node{padding:34px 26px 0 0;position:relative}
.timeline .line{position:absolute;top:9px;left:0;right:0;height:2px;background:var(--line);z-index:0}
@media (max-width:819px){.timeline .line{left:9px;right:auto;top:0;bottom:0;width:2px;height:auto}
  .timeline .node{padding:0 0 34px 34px}}
.timeline .dot{width:20px;height:20px;border-radius:50%;background:#fff;border:3px solid var(--green);
  position:relative;z-index:1;margin-bottom:24px;transition:.35s var(--ease)}
.timeline .node:hover .dot{background:var(--green);box-shadow:0 0 0 7px rgba(0,184,122,.14)}
.timeline .yr{font-size:1.06rem;font-weight:800;color:var(--ink);letter-spacing:.01em}
.timeline .ph{font-size:.79rem;font-weight:700;color:var(--green);letter-spacing:.13em;text-transform:uppercase;margin:6px 0 12px}
.timeline p{font-size:.9rem;color:var(--text-2);line-height:1.85}

/* ---------- 13. Certifications / stats ---------- */
.statgrid{display:grid;gap:0;border-top:1px solid var(--line)}
@media (min-width:820px){.statgrid{grid-template-columns:repeat(3,1fr)}
  .statgrid .s{border-right:1px solid var(--line-2);padding:34px 30px 30px 0}
  .statgrid .s:last-child{border-right:0;padding-right:0}}
@media (max-width:819px){.statgrid .s{border-bottom:1px solid var(--line-2);padding:24px 0}}
.statgrid .s .n{font-size:clamp(1.7rem,3vw,2.4rem);font-weight:800;letter-spacing:-.025em;line-height:1.05}
.statgrid .s .n small{font-size:.46em;font-weight:700;margin-left:3px}
.statgrid .s .t{margin-top:12px;font-weight:700;color:var(--ink);font-size:1rem}
.statgrid .s .d{margin-top:8px;font-size:.875rem;color:var(--text-2);line-height:1.8}

.certlist{display:grid;gap:22px}
@media (min-width:780px){.certlist{grid-template-columns:repeat(2,1fr)}}
.cert{padding:26px 0 0;border-top:1px solid var(--line)}
.cert .code{font-size:.79rem;font-weight:800;letter-spacing:.1em;color:var(--teal);text-transform:uppercase}
.cert h4{margin:12px 0 9px;font-size:1rem}
.cert p{font-size:.885rem;color:var(--text-2);line-height:1.8}

/* ---------- 14. CTA band ---------- */
.cta-band{position:relative;background:var(--grad-diag);overflow:hidden;color:#fff}
.cta-band::before{content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 82% 18%,rgba(255,255,255,.20),transparent 46%)}
/* 注意：只用 padding-top/bottom，避免覆盖 .container 的左右内边距 */
.cta-band .inner{position:relative;z-index:1;padding-top:78px;padding-bottom:78px;display:flex;
  align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap}
.cta-band h2{color:#fff;max-width:620px}
.cta-band p{color:rgba(255,255,255,.85);margin-top:14px;max-width:560px}
.cta-band .actions{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- 15. Footer ---------- */
.site-footer{background:#0A171E;color:rgba(255,255,255,.62);padding:72px 0 0;position:relative}
.site-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:var(--grad)}
.footer-top{display:grid;gap:44px}
@media (min-width:900px){.footer-top{grid-template-columns:1.5fr 1fr 1fr 1.3fr}}
.footer-brand .brand-name{color:#fff}
.footer-brand .brand-en{color:rgba(255,255,255,.42)}
.footer-brand p{margin-top:20px;font-size:.885rem;line-height:1.9;max-width:320px;color:rgba(255,255,255,.55)}
.footer-col h5{color:#fff;font-size:.79rem;letter-spacing:.16em;text-transform:uppercase;margin-bottom:20px;font-weight:700}
.footer-col a,.footer-col li{display:block;font-size:.9rem;line-height:2.1;color:rgba(255,255,255,.6);transition:color .2s}
.footer-col a:hover{color:#7FF0C4}
.footer-col .kv{display:flex;gap:10px;font-size:.9rem;line-height:2.05;color:rgba(255,255,255,.6)}
.footer-col .kv b{color:rgba(255,255,255,.9);font-weight:600;flex:0 0 auto}
.footer-bottom{margin-top:58px;border-top:1px solid rgba(255,255,255,.1);padding:24px 0;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:.82rem;color:rgba(255,255,255,.42)}

/* ---------- 16. Forms ---------- */
.form-grid{display:grid;gap:20px}
@media (min-width:720px){.form-grid.cols2{grid-template-columns:1fr 1fr}}
.field{display:flex;flex-direction:column;gap:9px}
.field label{font-size:.83rem;font-weight:600;color:var(--ink-2);letter-spacing:.02em}
.field label .req{color:#E4572E;margin-left:3px}
.field input,.field select,.field textarea{
  width:100%;padding:13px 15px;border:1px solid var(--line);border-radius:var(--radius-s);
  background:#fff;font-size:.94rem;color:var(--ink);transition:border-color .22s,box-shadow .22s;outline:none
}
.field textarea{resize:vertical;min-height:132px;line-height:1.75}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--teal);box-shadow:0 0 0 3px rgba(0,140,160,.12)
}
.field .hint{font-size:.78rem;color:var(--muted)}
.field .err{font-size:.79rem;color:#E4572E;display:none}
.field.has-err input,.field.has-err textarea,.field.has-err select{border-color:#E4572E}
.field.has-err .err{display:block}
.checkline{display:flex;gap:11px;align-items:flex-start;font-size:.83rem;color:var(--text-2);line-height:1.7}
.checkline input{width:16px;height:16px;margin-top:5px;flex:0 0 auto;accent-color:var(--teal)}

/* 移动端：表单控件字号不小于 16px，避免 iOS Safari 聚焦时自动放大整个页面 */
@media (max-width:859px){
  .field input,.field select,.field textarea,.otp-row .btn{font-size:1rem}
}
/* 窄屏：验证码按钮收窄内边距，给输入框留足宽度 */
@media (max-width:520px){
  .otp-row{gap:8px}
  .otp-row .btn{padding-left:14px;padding-right:14px}
}

.form-note{padding:16px 18px;border-radius:var(--radius-s);font-size:.87rem;line-height:1.7;display:none}
.form-note.is-on{display:block}
.form-note.ok{background:rgba(0,184,122,.09);color:#0A7A55;border:1px solid rgba(0,184,122,.22)}
.form-note.bad{background:rgba(228,87,46,.08);color:#B53812;border:1px solid rgba(228,87,46,.2)}

/* ---------- 17. Auth / account ---------- */
.auth-wrap{min-height:100vh;display:grid;padding:calc(var(--nav-h) + 46px) 0 64px;background:var(--bg-soft)}
@media (min-width:960px){.auth-wrap{grid-template-columns:1.05fr .95fr;padding:var(--nav-h) 0 0;align-items:stretch}}
.auth-aside{display:none}
@media (min-width:960px){
  .auth-aside{display:flex;flex-direction:column;justify-content:center;padding:60px clamp(40px,5vw,80px);
    background:var(--grad-diag);color:#fff;position:relative;overflow:hidden}
  .auth-aside::before{content:"";position:absolute;right:-120px;bottom:-140px;width:420px;height:420px;border-radius:50%;
    background:radial-gradient(circle,rgba(255,255,255,.18),transparent 68%)}
  .auth-aside .auth-logo{width:56px;height:56px;object-fit:contain;margin-bottom:22px;position:relative;z-index:1;
    filter:drop-shadow(0 6px 18px rgba(0,0,0,.18))}
  .auth-aside h2{color:#fff;font-size:clamp(1.7rem,2.6vw,2.3rem);margin-bottom:22px}
  .auth-aside p{color:rgba(255,255,255,.86);max-width:420px;line-height:1.95}
  .auth-aside .pts{margin-top:38px;display:flex;flex-direction:column;gap:16px;position:relative;z-index:1}
  .auth-aside .pts .pt{display:flex;gap:13px;align-items:flex-start;font-size:.94rem;color:rgba(255,255,255,.92)}
  .auth-aside .pts .pt svg{width:19px;height:19px;flex:0 0 auto;margin-top:4px;color:#8FF0CC}
}
.auth-panel{display:flex;align-items:center;justify-content:center;padding:20px}
.auth-card{width:100%;max-width:432px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:38px 36px 34px;box-shadow:var(--shadow-s)}
@media (max-width:520px){.auth-card{padding:28px 22px;border:0;box-shadow:none;background:transparent}}
.auth-card h3{font-size:1.5rem;margin-bottom:8px}
.auth-card .sub{font-size:.9rem;color:var(--text-2);margin-bottom:28px}
.tabs{display:flex;gap:6px;background:var(--bg-soft);border-radius:var(--radius-s);padding:5px;margin-bottom:26px}
.tabs button{flex:1;padding:11px 8px;border:0;background:transparent;border-radius:4px;font-size:.9rem;
  font-weight:600;color:var(--text-2);cursor:pointer;transition:.24s var(--ease)}
.tabs button.is-on{background:#fff;color:var(--ink);box-shadow:var(--shadow-s)}
.tabpane{display:none}
.tabpane.is-on{display:block}
.otp-row{display:flex;gap:10px}
.otp-row .field{flex:1}
/* 与输入框同高（同 padding/字号/行高），不再写死高度 */
.otp-row .btn{flex:0 0 auto;align-self:flex-end}
.wx-login{display:flex;flex-direction:column;align-items:center;gap:18px;padding:12px 0 4px;text-align:center}
.wx-login .qr{border:1px solid var(--line);border-radius:var(--radius-s);padding:10px;width:172px;height:172px;
  display:grid;place-items:center;background:#fff}
.wx-login .qr img{width:100%;height:100%}
.wx-login .tip{font-size:.86rem;color:var(--text-2)}
.wx-btn{display:inline-flex;align-items:center;gap:10px;padding:12px 24px;border-radius:var(--radius-s);
  background:#07C160;color:#fff;font-weight:600;border:0;cursor:pointer;transition:.25s var(--ease)}
.wx-btn:hover{background:#06AD56;transform:translateY(-2px)}
.wx-btn svg{width:19px;height:19px}
.auth-foot{margin-top:24px;font-size:.83rem;color:var(--muted);line-height:1.8;text-align:center}
.divider-or{display:flex;align-items:center;gap:14px;color:var(--muted);font-size:.79rem;margin:24px 0}
.divider-or::before,.divider-or::after{content:"";flex:1;height:1px;background:var(--line)}

/* account */
.acct-head{display:flex;align-items:center;gap:22px;flex-wrap:wrap;padding-bottom:30px;border-bottom:1px solid var(--line)}
.avatar-lg{width:88px;height:88px;border-radius:50%;background:var(--grad-diag);color:#fff;display:grid;place-items:center;
  font-size:1.75rem;font-weight:700;overflow:hidden;flex:0 0 auto;border:3px solid #fff;box-shadow:var(--shadow-s)}
.avatar-lg img{width:100%;height:100%;object-fit:cover}
.acct-head .meta h3{font-size:1.35rem;margin-bottom:5px}
.acct-head .meta .id{font-size:.82rem;color:var(--muted);word-break:break-all}
.acct-head .acts{margin-left:auto;display:flex;gap:10px;flex-wrap:wrap}
.panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 30px 32px;margin-top:30px}
.panel-head{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:22px}
.panel-head h4{font-size:1.06rem}
.panel-head .desc{font-size:.83rem;color:var(--muted);margin-top:5px;font-weight:400}
@media (max-width:600px){.panel{padding:22px 18px}}
.msg-item{padding:18px 0;border-bottom:1px solid var(--line-2)}
.msg-item:last-child{border-bottom:0}
.msg-item .top{display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;align-items:baseline}
.msg-item .intent{font-weight:700;color:var(--ink);font-size:.95rem}
.msg-item .time{font-size:.8rem;color:var(--muted)}
.msg-item .body{margin-top:9px;font-size:.9rem;color:var(--text-2);line-height:1.8;white-space:pre-wrap;word-break:break-word}
.file-row{display:flex;align-items:center;gap:14px;padding:14px 0;border-bottom:1px solid var(--line-2)}
.file-row:last-child{border-bottom:0}
.file-row .ic{width:40px;height:40px;border-radius:var(--radius-s);background:var(--bg-soft);display:grid;place-items:center;
  color:var(--teal);flex:0 0 auto;font-size:.68rem;font-weight:800;overflow:hidden}
.file-row .ic img{width:100%;height:100%;object-fit:cover}
.file-row .nm{flex:1;min-width:0;font-size:.9rem;color:var(--ink-2);font-weight:600;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.file-row .sz{font-size:.79rem;color:var(--muted);flex:0 0 auto}
.file-row .ops{display:flex;gap:8px;flex:0 0 auto}
.icon-btn{width:34px;height:34px;border:1px solid var(--line);border-radius:var(--radius-s);background:#fff;display:grid;
  place-items:center;cursor:pointer;color:var(--text-2);transition:.22s}
.icon-btn:hover{border-color:var(--teal);color:var(--teal)}
.icon-btn.danger:hover{border-color:#E4572E;color:#E4572E}
.icon-btn svg{width:15px;height:15px}
.empty{padding:34px 0;text-align:center;color:var(--muted);font-size:.9rem}

/* ---------- 18. Misc ---------- */
.toast-wrap{position:fixed;top:calc(var(--nav-h) + 16px);right:20px;z-index:200;display:flex;flex-direction:column;gap:10px;pointer-events:none}
.toast{background:var(--ink);color:#fff;border-radius:var(--radius-s);padding:13px 20px;font-size:.9rem;
  box-shadow:var(--shadow-m);opacity:0;transform:translateX(22px);transition:.35s var(--ease);max-width:340px}
.toast.is-on{opacity:1;transform:none}
.toast.ok{background:#0A7A55}
.toast.bad{background:#B53812}

.reveal{opacity:0;transform:translateY(20px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
  *{animation-duration:.001ms!important}
}
.d1{transition-delay:.08s}.d2{transition-delay:.16s}.d3{transition-delay:.24s}.d4{transition-delay:.32s}

.skip-link{position:absolute;left:-9999px}
.skip-link:focus{left:12px;top:12px;z-index:300;background:#fff;padding:10px 16px;border-radius:var(--radius-s);border:1px solid var(--line)}

.map-embed{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);background:var(--bg-soft);
  aspect-ratio:16/10;display:grid;place-items:center;text-align:center;padding:30px;color:var(--text-2)}
.contact-list .row{display:flex;gap:16px;padding:20px 0;border-bottom:1px solid var(--line-2)}
.contact-list .row:last-child{border-bottom:0}
.contact-list .ic{width:42px;height:42px;border-radius:var(--radius-s);background:var(--grad-soft);color:var(--teal);
  display:grid;place-items:center;flex:0 0 auto}
.contact-list .ic svg{width:18px;height:18px}
.contact-list .k{font-size:.79rem;color:var(--muted);letter-spacing:.05em}
.contact-list .v{font-size:1rem;color:var(--ink);font-weight:600;margin-top:3px;word-break:break-all}
.contact-list a.v:hover{color:var(--teal)}

/* ============================================================
   18 · 后台管理（admin.html）
   ============================================================ */
.admin-bar{display:flex;align-items:center;gap:16px;flex-wrap:wrap;
  padding-bottom:18px;margin-bottom:28px;border-bottom:1px solid var(--line)}
.admin-tabs{display:flex;gap:6px;flex-wrap:wrap}
.admin-tab{padding:9px 18px;border:1px solid var(--line);border-radius:999px;background:#fff;
  color:var(--text-2);font-size:.9rem;font-weight:600;cursor:pointer;transition:all .18s}
.admin-tab:hover{border-color:var(--teal);color:var(--teal)}
.admin-tab.is-on{background:var(--grad);border-color:transparent;color:#fff}
.admin-bar-right{margin-left:auto;display:flex;gap:10px;flex-wrap:wrap}

.admin-panel{display:none}
.admin-panel.is-on{display:block}
.admin-block{padding:26px 0;border-bottom:1px solid var(--line-2)}
.admin-block:last-child{border-bottom:0}
.admin-block-head{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:6px}
.admin-block-head .btn{margin-left:auto}
.admin-h3{font-size:1.05rem;font-weight:700;color:var(--ink);margin-bottom:16px}
.admin-block-head .admin-h3{margin-bottom:0}
.admin-h3 .count{font-weight:500;color:var(--muted);font-size:.9rem}
.admin-actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap;padding-top:24px}
.admin-note{font-size:.85rem;color:var(--muted)}
.admin-note.ok{color:var(--teal);font-weight:600}
.admin-note.bad{color:#c0392b;font-weight:600}

.stat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.stat-edit{padding:16px;border:1px solid var(--line-2);border-radius:var(--radius-s);background:var(--bg-soft)}
.stat-edit label{display:block;font-size:.78rem;color:var(--muted);margin-bottom:6px}
.stat-edit label+input{margin-bottom:12px}
.stat-edit input:last-child{margin-bottom:0}
.stat-edit input{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:var(--radius-s);
  background:#fff;font-size:.92rem;color:var(--ink);outline:none;transition:border-color .22s}
.stat-edit input:focus{border-color:var(--teal)}

.field-row{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}

.img-preview{display:flex;align-items:center;gap:14px;margin-top:12px}
.img-preview img{width:120px;height:80px;object-fit:cover;border-radius:var(--radius-s);border:1px solid var(--line-2);background:var(--bg-soft)}
.progress{margin-top:12px;height:4px;border-radius:2px;background:var(--line-2);overflow:hidden}
.progress span{display:block;height:100%;width:0;background:var(--grad);transition:width .3s}

.prod-list,.msg-list{display:flex;flex-direction:column;gap:12px;margin-top:16px}
.pl-item{display:flex;gap:16px;align-items:flex-start;padding:16px;border:1px solid var(--line-2);
  border-radius:var(--radius-s);background:#fff}
.pl-item.is-draft{background:var(--bg-soft);opacity:.82}
.pl-thumb{width:110px;height:76px;object-fit:cover;border-radius:var(--radius-s);flex:0 0 auto;background:var(--bg-soft)}
.pl-thumb--none{display:grid;place-items:center;font-size:.76rem;color:var(--muted);border:1px dashed var(--line)}
.pl-main{flex:1;min-width:0}
.pl-top{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.pl-top b{font-size:.98rem;color:var(--ink)}
.pl-top em.badge{font-style:normal;font-size:.72rem;padding:2px 8px;border-radius:999px;
  background:#fdecea;color:#c0392b;font-weight:600}
.pl-meta{font-size:.82rem;color:var(--teal);font-weight:600;margin-top:4px}
.pl-sum{font-size:.86rem;color:var(--text-2);margin-top:6px;line-height:1.65}
.pl-item .tags{margin-top:8px}
.pl-acts{display:flex;flex-direction:column;gap:8px;flex:0 0 auto}

.msg-item{padding:16px;border:1px solid var(--line-2);border-radius:var(--radius-s);background:#fff}
.msg-top{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap}
.msg-top b{font-size:.98rem;color:var(--ink)}
.msg-top span{font-size:.84rem;color:var(--muted)}
.msg-top em{margin-left:auto;font-style:normal;font-size:.79rem;color:var(--muted)}
.msg-sub{font-size:.82rem;color:var(--teal);margin-top:5px;font-weight:600}
.msg-body{font-size:.88rem;color:var(--text-2);line-height:1.75;margin-top:8px;
  padding:10px 12px;background:var(--bg-soft);border-radius:var(--radius-s)}

/* 前台动态产品卡片：带图时的顶部缩略图 */
.cell-media{margin:-4px 0 14px;border-radius:var(--radius-s);overflow:hidden;background:var(--bg-soft)}
.cell-media img{display:block;width:100%;height:132px;object-fit:cover}
.cms-group+.cms-group{margin-top:52px}
.cms-group .h3{margin-bottom:22px}

/* ============================================================
   19 · 移动端：后台管理
   ============================================================ */
@media (max-width:820px){
  .stat-grid{grid-template-columns:1fr}
  .field-row{grid-template-columns:1fr}
  .admin-bar-right{margin-left:0;width:100%}
}
@media (max-width:560px){
  .pl-item{flex-wrap:wrap}
  .pl-thumb{width:100%;height:150px}
  .pl-acts{flex-direction:row;width:100%}
  .pl-acts .btn{flex:1}
  .msg-top em{margin-left:0;width:100%}
}

/* ============================================================
   20 · 后台独立入口（console/index.html）
   ============================================================ */
.console-page{background:var(--bg-soft)}
.cbox{min-height:100vh;display:grid;place-items:center;padding:56px 20px;position:relative;overflow:hidden}
.cbox::before{content:"";position:absolute;inset:0;background:var(--grad-diag);opacity:.07}
.cbox::after{content:"";position:absolute;right:-140px;top:-140px;width:420px;height:420px;border-radius:50%;
  background:var(--grad-diag);opacity:.10;filter:blur(6px)}
.cbox-card{position:relative;width:100%;max-width:432px;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);box-shadow:var(--shadow-m);padding:38px 34px 28px}

.cbox-brand{display:flex;align-items:center;gap:13px;padding-bottom:20px;margin-bottom:24px;
  border-bottom:1px solid var(--line-2)}
.cbox-brand img{width:40px;height:40px;flex:0 0 auto}
.cbox-brand .bt{display:block;min-width:0}
.cbox-brand b{display:block;font-size:1.02rem;font-weight:700;color:var(--ink);letter-spacing:.01em}
.cbox-brand em{display:block;font-style:normal;font-size:.7rem;letter-spacing:.16em;
  text-transform:uppercase;color:var(--muted);margin-top:4px}

.cbox-badge{display:inline-flex;align-items:center;gap:7px;padding:6px 13px;border-radius:999px;
  background:rgba(0,184,122,.10);color:#0A7A55;font-size:.75rem;font-weight:600;margin-bottom:14px}
.cbox-badge svg{flex:0 0 auto}

.cbox-head h1{font-size:1.44rem;font-weight:700;color:var(--ink);margin:0 0 9px;letter-spacing:-.01em}
.cbox-head p{font-size:.87rem;color:var(--text-2);line-height:1.75;margin:0 0 22px}

.cbox-state{margin-top:20px;padding:17px 18px;border-radius:var(--radius-s);background:var(--bg-soft);
  border:1px solid var(--line-2);font-size:.85rem;line-height:1.75;color:var(--text-2)}
.cbox-state b{display:block;font-size:.95rem;font-weight:700;color:var(--ink);margin-bottom:5px}
.cbox-state .acts{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}

.cbox-foot{margin-top:24px;padding-top:18px;border-top:1px solid var(--line-2);
  font-size:.79rem;color:var(--muted);line-height:1.85}
.cbox-foot a{color:var(--teal);font-weight:600}
.cbox-foot a:hover{color:var(--green-d)}

/* ============================================================
   21 · 移动端：后台独立入口
   ============================================================ */
@media (max-width:560px){
  .cbox{padding:28px 16px 40px;align-items:start}
  .cbox-card{padding:28px 22px 22px;max-width:100%}
  .cbox-head h1{font-size:1.28rem}
  .cbox-brand img{width:34px;height:34px}
  .cbox-state .acts .btn{flex:1}
}

/* ============================================================
   22 · 多语言切换器
   ============================================================ */
.lang-sw{display:inline-flex;align-items:center;gap:5px;padding:5px 9px;margin-right:4px;
  border:1px solid var(--line-2);border-radius:999px;background:#fff;white-space:nowrap}
.lang-sw i{font-style:normal;color:var(--line-2);font-size:.72rem}
.lang-sw .l{border:0;background:none;padding:0 1px;cursor:pointer;
  font:inherit;font-size:.76rem;font-weight:700;letter-spacing:.02em;color:var(--muted);transition:color .2s}
.lang-sw .l:hover{color:var(--ink)}
.lang-sw .l.on{color:var(--teal)}
.lang-sw:hover{border-color:var(--teal)}

.site-footer .lang-sw{background:transparent;border-color:rgba(255,255,255,.22)}
.site-footer .lang-sw i{color:rgba(255,255,255,.28)}
.site-footer .lang-sw .l{color:rgba(255,255,255,.55)}
.site-footer .lang-sw .l:hover{color:#fff}
.site-footer .lang-sw .l.on{color:#8FF0CC}
.site-footer .lang-sw:hover{border-color:rgba(255,255,255,.5)}

.lang-sw--footer{margin-left:12px}
.footer-bottom .lang-sw--footer{margin-left:0}

/* 移动端菜单里的语言切换（汉堡菜单展开后可见） */
.lang-sw--mobile{align-self:flex-start;margin:4px 0 0}
.mobile-nav .lang-sw--mobile{margin-left:0}

@media (max-width:859px){
  .lang-sw{padding:4px 7px}
  .lang-sw .l{font-size:.72rem}
  .footer-bottom{gap:10px}
}
/* 极窄屏：页眉空间不足，语言切换只在汉堡菜单与页脚中提供 */
@media (max-width:560px){
  .header-cta .lang-sw{display:none}
}