@charset "utf-8";
/* ============================================================
   CMC®  设计系统
   深空蓝 × 电光蓝 × 琥珀金
   ============================================================ */
:root{
  --night:#050A14;
  --ink:#0B1E3E;
  --ink-2:#0E2549;
  --navy-3:#1B3A6B;
  --blue:#2E5BFF;
  --blue-deep:#1E44C7;
  --blue-soft:#5C80FF;
  --ice:#C6D8FF;
  --gold:#F2A93B;
  --gold-2:#FFC96B;
  --paper:#F3F6FB;
  --paper-2:#EAF0F8;
  --line:rgba(11,30,62,.12);
  --line-dark:rgba(255,255,255,.16);
  --text:#0B1830;
  --muted:#57657E;
  --font-d:"Unbounded","Manrope","Noto Sans SC",system-ui,sans-serif;
  --font-m:"Manrope","Noto Sans SC",system-ui,sans-serif;
  --font-b:"Noto Sans SC",system-ui,sans-serif;
  --ease:cubic-bezier(.16,1,.3,1);
  --container:1240px;
}
*{margin:0;padding:0;box-sizing:border-box}
html,body{overflow-x:hidden;}
html{scroll-behavior:smooth;scroll-padding-top:88px;-webkit-text-size-adjust:100%}
body{font-family:var(--font-b);color:var(--text);background:var(--paper);line-height:1.75;font-size:16px;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
:focus-visible{outline:2px solid var(--blue);outline-offset:3px;border-radius:4px}
::selection{background:var(--blue);color:#fff}
.wrap{max-width:var(--container);margin:0 auto;padding:0 13px}
.section{padding:104px 0}
.section--white{background:#fff}
.section--paper{background:var(--paper)}
.dark{background:var(--night);color:#EAF0FB}
strong {font-family: 'Inter','Microsoft YaHei','微软雅黑',Arial,Helvetica,sans-serif,'STHeiti Light',SimHei; font-weight:700; color:#000080;}
.font-b {font-family: 'Inter','Microsoft YaHei','微软雅黑',Arial,Helvetica,sans-serif,'STHeiti Light',SimHei; font-weight:700; color:#000080;}
/* 细腻噪点肌理（暗色氛围层） */
.grain{position:relative}
.grain::after{content:"";position:absolute;inset:0;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='0.5'/%3E%3C/svg%3E");opacity:.045;pointer-events:none;mix-blend-mode:overlay}
/* ===== 按钮 ===== */
.btn{position:relative;display:inline-flex;align-items:center;gap:11px;padding:15px 28px;border-radius:999px;font-family:var(--font-m);font-weight:700;font-size:14.5px;letter-spacing:.01em;transition:transform .35s var(--ease),box-shadow .35s,background .3s,color .3s,border-color .3s;white-space:nowrap}
.btn .arr{display:inline-flex;transition:transform .35s var(--ease)}
.btn:hover .arr{transform:translateX(5px)}
.btn--gold{background:linear-gradient(120deg,#F2A93B,#FFC96B);color:#0B1830;box-shadow:0 14px 30px -14px rgba(242,169,59,.55)}
.btn--gold:hover{transform:translateY(-2px);box-shadow:0 20px 40px -16px rgba(242,169,59,.6)}
.btn--blue{background:var(--blue);color:#fff;box-shadow:0 14px 30px -14px rgba(46,91,255,.6)}
.btn--blue:hover{transform:translateY(-2px);background:var(--blue-deep)}
.btn--ghost-dark{border:1px solid rgba(255,255,255,.3);color:#fff}
.btn--ghost-dark:hover{background:rgba(255,255,255,.08);transform:translateY(-2px)}
.btn--ghost-light{border:1px solid var(--line);color:var(--text);background:#fff}
.btn--ghost-light:hover{border-color:var(--blue);color:var(--blue);transform:translateY(-2px)}
.btn--sm{padding:11px 20px;font-size:13.5px}
/* ===== 顶部导航（暗色悬浮） ===== */
.topbar{position:fixed; top:0; left:0; right:0; z-index:100; transition:.4s;}
.topbar::before{content:"";position:absolute;inset:0;background:rgba(4,9,19,.6);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);opacity:0;transition:.4s;border-bottom:1px solid transparent}
.topbar.scrolled::before{opacity:1;border-bottom-color:rgba(255,255,255,.08)}
.topbar-inner{padding:0 13px;display:flex;justify-content:space-between;align-items:center;position:relative;max-width:var(--container);margin:0 auto;padding:0 13px;height:84px;align-items:center;gap:30px;flex-wrap:nowrap;}
.topbar-inner .brand{margin-left:0 !important;flex:0 0 auto;}
.topbar-inner .top-actions{flex:0 0 auto;}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0;flex:0 0 auto;}
.brand .brand-logo{margin:0;display:block;height:80px;width:auto;object-fit:contain;flex-shrink:0}
.brand-mark{width:40px;height:40px;border-radius:12px;background:linear-gradient(135deg,#0B1E3E,#1B3A6B);border:1px solid rgba(255,255,255,.22);display:grid;place-items:center;color:var(--gold);font-family:var(--font-d);font-weight:800;font-size:15px;letter-spacing:.01em}
.brand-logo{margin:0;display:block;height:80px;width:auto;object-fit:contain;flex-shrink:0}
.brand-name{font-family:var(--font-m);font-weight:800;font-size:21px;color:#fff;line-height:1.5}
.brand-name small{display:block;font-family:var(--font-m);font-weight:600;font-size:10px;color:#8FA3C7;letter-spacing:.22em;text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:2px;margin-left:auto}
     /*** 菜单字体,手机菜单nav-toggle ***/
.nav-links a{padding:9px 13px;border-radius:8px;font-size:16px;font-weight:500;color:rgba(255,255,255,.82);position:relative;transition:.25s}
.nav-links a::after{content:"";position:absolute;left:13px;right:13px;bottom:4px;height:2px;border-radius:2px;background:var(--gold);transform:scaleX(0);transform-origin:left;transition:transform .3s var(--ease)}
.nav-links a:hover{color:#fff}
.nav-links a:hover::after{transform:scaleX(1)}
.nav-links .top-actions{display:none}
.top-actions{display:flex;align-items:center;gap:12px;margin-left:6px;flex:0 0 auto;}
.nav-toggle{display:none; width:44px; height:44px; border-radius:12px; border:1px solid rgba(255,255,255,.45); place-items:center; color:#fff;}
.nav-toggle svg{width:30px; height:30px;stroke-width:2.4;} /*** 三条横线导航 ***/
.nav-toggle svg path{stroke:#ffffff;}
/* ===== Hero ===== */
.hero{position:relative;background:var(--night);color:#fff;overflow:hidden;padding:168px 0 0}
.hero-bgs{position:absolute;inset:0;overflow:hidden;z-index:0}
.hero-bg-track{display:flex;height:100%;transition:transform .9s cubic-bezier(.22,1,.36,1);will-change:transform}
.hero-bg-slide{flex:0 0 100%;height:100%;background-size:cover;background-position:center}
.hero-bg{position:absolute;inset:0;z-index:1;background:
  radial-gradient(58% 55% at 82% 10%,rgba(46,91,255,.38),transparent 64%),
  radial-gradient(42% 48% at 6% 92%,rgba(242,169,59,.14),transparent 58%),
  linear-gradient(180deg,rgba(5,10,20,.74) 0%,rgba(5,10,20,.55) 55%,rgba(5,10,20,.78) 100%)}
.hero-grid{position:absolute;inset:0;z-index:2;background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);background-size:60px 60px;mask-image:radial-gradient(75% 80% at 45% 35%,#000 0%,transparent 78%);pointer-events:none}
.hero-ghost{position:absolute;top:4%;right:13px;z-index:3;font-family:var(--font-d);font-weight:800;font-size:clamp(4rem,13vw,10.5rem);line-height:1;letter-spacing:.02em;color:transparent;-webkit-text-stroke:1px rgba(255,255,255,.12);white-space:nowrap;user-select:none;pointer-events:none}
.hero-inner{position:relative;z-index:4;display:grid;grid-template-columns:1.12fr .88fr;gap:64px;align-items:center;min-height:640px}
.hero-badge{display:inline-flex;align-items:center;gap:10px;border:1px solid rgba(255,255,255,.2);border-radius:999px;padding:8px 16px;font-family:var(--font-m);font-size:12px;font-weight:600;letter-spacing:.12em;color:#BFD4FF;background:rgba(255,255,255,.05)}
.hero-badge .dot{width:7px;height:7px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 0 rgba(242,169,59,.5);animation:ping 2.4s infinite}
@keyframes ping{0%{box-shadow:0 0 0 0 rgba(242,169,59,.5)}70%{box-shadow:0 0 0 10px rgba(242,169,59,0)}100%{box-shadow:0 0 0 0 rgba(242,169,59,0)}}
/* Hero 三屏轮播 */
.hero-slider{position:relative;overflow:hidden}
.hero-track{display:flex;transition:transform 1.7s var(--ease);will-change:transform}
.hero-track{display:flex;transition:transform 1.7s var(--ease);will-change:transform; /* 删除任何 transform:translateZ(0); 不要给hero-track开硬件加速！ */
}
.hero-slide{flex:0 0 100%;min-height:292px;display:flex;flex-direction:column;justify-content:flex-start;padding-right:6px}
.hero-slide h1{font-family:var(--font-d);font-weight:800;font-size:clamp(2.6rem, 6.24vw, 4.94rem);line-height:1.28;letter-spacing:-.015em;margin:26px 0 22px}
.hero-slide h1 .hl{color:var(--gold)}
.hero-slide .sub{color:#B7C9EA;font-size:17px;max-width:560px;line-height:1.75}
.slider-dots{display:flex;gap:9px;margin-top:28px}
.slider-dots button{width:36px;height:4px;border-radius:2px;background:rgba(255,255,255,.22);cursor:pointer;padding:0;transition:background .3s,width .3s var(--ease)}
.slider-dots button.active{background:var(--gold);width:54px}
.slider-dots button:focus-visible{outline-offset:4px}
.hero-ctas{display:flex;gap:14px;flex-wrap:wrap;margin-top:87px}
.hero-note{margin-top:24px;font-size:13px;color:#7E92B8;display:flex;align-items:center;gap:10px}
.hero-note::before{content:"";width:26px;height:1px;background:var(--gold)}
/* 轨道视觉 */
.orbit{position:relative;width:min(500px,100%);margin:0 auto;aspect-ratio:1}
.orbit-ring1{position:absolute;inset:1%;border:1px solid rgba(255,255,255,.07);border-radius:50%}
.orbit-ring2{
  position:absolute;
  inset:7%;
  border:3px dashed rgba(46,91,255,.6); color:#ff0000;/* 1px→2px加粗；0.2→0.4提高亮度 */
  border-radius:50%;
  animation:spin 46s linear infinite
}
.orbit-ring3{position:absolute;inset:19%;border:1px solid rgba(46,91,255,.35);border-radius:50%}
.orbit-ring4{position:absolute;inset:6%;border:1px solid rgba(255,255,255,.07);border-radius:50%}
@keyframes spin{to{transform:rotate(360deg)}}
.orbit .frame{position:absolute;inset:17%;border-radius:24px;overflow:hidden;border:1px solid rgba(255,255,255,.16);box-shadow:0 50px 110px -34px rgba(0,0,0,.85)}
.orbit .frame img{width:100%;height:100%;object-fit:cover}
.orbit .frame::after{content:"";position:absolute;inset:0;background:linear-gradient(210deg,transparent 55%,rgba(5,10,20,.5));pointer-events:none}
.orbit-chip{position:absolute;display:inline-flex;align-items:center;gap:9px;padding:11px 17px;border-radius:999px;background:rgba(9,18,38,.72);border:1px solid rgba(255,255,255,.18);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);font-family:var(--font-m);font-weight:700;font-size:12.5px;color:#EAF0FB;letter-spacing:.05em;box-shadow:0 18px 40px -18px rgba(0,0,0,.6);animation:floaty 7s ease-in-out infinite}
.orbit-chip b{font-family:var(--font-d);font-size:15px;color:var(--gold)}
.orbit-chip--1{top:1%;left:2%;animation-delay:.6s}
.orbit-chip--2{bottom:calc(10% + 30px);left:-3%;animation-delay:2.1s}
.orbit-chip--3{top:46%;right:-4%;animation-delay:3.6s}
.orbit-chip--4{top:9%;right:-4%;animation-delay:3.6s}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-9px)}}
/* Hero 统计带 */
.hero-stats{border-top:1px solid rgba(255,255,255,.14);margin-top:88px;display:grid;grid-template-columns:repeat(4,1fr);position:relative}
.stat{padding:32px 24px 38px;border-left:1px solid rgba(255,255,255,.12)}
.stat:first-child{border-left:none;padding-left:0}
.stat .num{font-family:var(--font-d);font-weight:800;font-size:clamp(2.1rem,3.4vw,3rem);color:#fff;display:flex;align-items:baseline;gap:2px;line-height:1}
.stat .num sup{font-size:.5em;color:var(--gold)}
.stat .lbl{font-size:19.1px;color:#8FA3C7;margin-top:8px}
.stat .en{display:block;font-family:var(--font-m);font-size:16.8px;letter-spacing:.16em;text-transform:uppercase;color:#5F749E;margin-top:3px}
/* 跑马灯 */
.ticker{position:relative;overflow:hidden;padding:20px 0;border-top:1px solid rgba(255,255,255,.12)}
.ticker-track{display:flex;width:max-content;animation:marquee 30s linear infinite;will-change:transform}
.ticker:hover .ticker-track{animation-play-state:paused}
@keyframes marquee{to{transform:translateX(-50%)}}
.ticker-group{display:inline-flex;align-items:center;white-space:nowrap}
.ticker-item{font-family:var(--font-d);font-size:13px;font-weight:600;letter-spacing:.2em;text-transform:uppercase;color:#9FB4D8;display:inline-flex;align-items:center;gap:34px;padding-right:34px}
.ticker-item .sep{width:7px;height:7px;border-radius:50%;background:var(--gold);display:inline-block}
.ticker-item b{color:#EAF0FB;font-weight:700}
/* ===== 区块标题 ===== */
.sec-head{position:relative;display:flex;align-items:flex-end;justify-content:space-between;gap:34px;margin-bottom:8px}
.sec-head .hgroup{max-width:760px}
.sec-kicker{font-family:var(--font-m);font-weight:700;font-size:11.5px;letter-spacing:.24em;text-transform:uppercase;color:var(--blue);display:flex;align-items:center;gap:12px}
.dark .sec-kicker{color:var(--gold)}
.sec-kicker::before{content:"";width:30px;height:2px;background:currentColor}
.sec-head h2{font-family:var(--font-d);font-weight:800;font-size:clamp(1.8rem,3.4vw,2.7rem);line-height:1.2;letter-spacing:-.01em;color:var(--ink);margin:16px 0 14px}
.dark .sec-head h2{color:#fff}
.sec-head .lead{color:var(--muted);font-size:15.5px;max-width:620px}
.dark .sec-head .lead{color:#A9BCDC}
.sec-no{font-family:var(--font-d);font-weight:800;font-size:clamp(3.2rem,6.4vw,5rem);line-height:1;color:rgba(11,30,62,.06);-webkit-text-stroke:1.5px rgba(11,30,62,.22);flex-shrink:0;user-select:none}
.dark .sec-no{color:rgba(255,255,255,.04);-webkit-text-stroke:1.5px rgba(255,255,255,.22)}
@media (max-width:760px){.sec-no{display:none}}
/* ===== 认证介绍 ===== */
.about{background:var(--paper)}
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:72px;align-items:center}
.statement{font-size:clamp(1.45rem,2.6vw,2.05rem);font-weight:700;line-height:1.5;color:var(--ink);letter-spacing:-.01em}
.statement .u{color:var(--blue);text-decoration:underline;text-decoration-color:var(--gold);text-underline-offset:8px;text-decoration-thickness:2px}
.about-copy p{color:#3D4C68;margin-top:22px;font-size:15.5px}
.about-copy p b{color:var(--ink)}
.fact-row{display:grid;grid-template-columns:auto 1fr;gap:16px;padding:19px 2px;border-bottom:1px solid var(--line);align-items:start}
.fact-row:first-of-type{border-top:1px solid var(--line)}
.fact-row svg{width:22px;height:22px;stroke:var(--blue);margin-top:4px}
.fact-row h4{font-size:15.5px;font-weight:700;color:var(--ink)}
.fact-row p{font-size:13.5px;color:var(--muted);line-height:1.65}
/* 4E2C 光环 */
.ring-wrap{position:relative;width:min(500px,100%);aspect-ratio:1;margin:0 auto;--r:46%}
.ring-orbit{position:absolute;inset:0;border:3px dashed rgba(46,91,255,.6);border-radius:50%;animation:spin 70s linear infinite} /** 旋转，圆 **/
.ring-orbit--inner{position:absolute;inset:7%;border:1px solid var(--line);border-radius:50%}
.ring-center{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:34%;aspect-ratio:1;border-radius:50%;background:radial-gradient(120% 120% at 30% 20%,#1B3A6B,#0B1E3E);border:1px solid rgba(242,169,59,.55);display:grid;place-items:center;text-align:center;color:#fff;box-shadow:0 30px 70px -22px rgba(11,30,62,.55)}
.ring-center b{font-family:var(--font-d);font-weight:800;font-size:clamp(1.05rem,2vw,1.45rem);color:var(--gold);line-height:1.1}
.ring-center span{font-size:10px;letter-spacing:.22em;color:#A9BCDC;text-transform:uppercase;margin-top:6px;display:block}
.ring-item{position:absolute;top:50%;left:50%;width:88px;height:88px;border-radius:50%;background:#fff;border:1px solid var(--line);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;text-align:center;box-shadow:0 16px 34px -16px rgba(11,30,62,.22);transform:translate(-50%,-50%);transition:transform .35s var(--ease),border-color .3s,box-shadow .35s;z-index:1}
.ring-item:hover{transform:translate(-50%,-50%) scale(1.09);border-color:var(--blue);box-shadow:0 22px 48px -18px rgba(46,91,255,.4)}
.ring-item .k{font-family:var(--font-d);font-weight:800;font-size:20px;color:var(--blue);line-height:1}
.ring-item .cn{font-size:11px;font-weight:700;color:var(--ink);line-height:1.3}
/* 三大认证类别 */
.types{position:relative;margin-top:76px;background:linear-gradient(115deg,#071226,#10294F 55%,#1B3A6B);border-radius:28px;padding:48px 52px;color:#fff;overflow:hidden}
.types::before{content:"3 Categories";position:absolute;right:-14px;top:50%;transform:translateY(-50%);font-family:var(--font-d);font-weight:800;font-size:clamp(3.4rem,8vw,6.6rem);line-height:1;color:transparent;-webkit-text-stroke:1px rgba(255,255,255,.07);white-space:nowrap;pointer-events:none;user-select:none}
.types-head h3{font-family:var(--font-d);font-weight:800;font-size:clamp(1.3rem,2.4vw,1.8rem);line-height:1.35}
.types-head p{color:#A9BCDC;font-size:14.5px;margin-top:10px;max-width:560px}
.types-grid{display:grid;grid-template-columns:repeat(3,1fr);margin-top:34px;border-top:1px solid rgba(255,255,255,.14)}
.type-col{position:relative;padding:30px 24px 26px;border-left:1px solid rgba(255,255,255,.14);display:flex;flex-direction:column;gap:12px}
.type-col:first-child{border-left:none;padding-left:0}
.type-col .no{font-family:var(--font-d);font-weight:800;font-size:13px;color:var(--gold);letter-spacing:.08em}
.type-col .en{font-family:var(--font-d);font-weight:700;font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:#8FA3C7}
.type-col h4{font-size:20px;font-weight:700;color:#fff;line-height:1.3}
.type-col p{font-size:13px;color:#B7C9EA;line-height:1.7}
.type-items{display:flex;flex-wrap:wrap;gap:8px;margin-top:6px}
.type-chip{border:1px solid rgba(242,169,59,.5);color:#FFD98A;border-radius:999px;padding:7px 14px;font-size:12.5px;font-weight:600;transition:.3s}
.type-chip:hover{background:rgba(242,169,59,.14)}
.type-chip--plain{border-color:rgba(255,255,255,.22);color:#C6D8FF}
.type-chip--plain:hover{background:rgba(255,255,255,.08)}
.types-strip{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:26px;padding-top:24px;border-top:1px solid rgba(255,255,255,.14);font-size:12.5px;color:#8FA3C7}
.types-strip .lb{font-family:var(--font-m);letter-spacing:.14em;text-transform:uppercase;font-size:11px;font-weight:700}
.level-pill{border:1px solid rgba(255,255,255,.24);border-radius:999px;padding:9px 16px;font-family:var(--font-m);font-weight:700;font-size:13px;color:#fff;background:rgba(255,255,255,.06);transition:.3s}
.level-pill:hover{background:rgba(242,169,59,.14);border-color:rgba(242,169,59,.55)}
.level-pill i{font-style:normal;color:var(--gold);margin-right:7px;font-family:var(--font-d)}
/* 4+1 知识网格（编辑索引式） */
.kn-grid{display:grid;grid-template-columns:repeat(5,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line);margin-top:44px}
.kn{position:relative;padding:26px 20px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);transition:background .3s}
.kn:hover{background:#fff}
.kn .no{font-family:var(--font-d);font-weight:800;font-size:12px;color:var(--blue);opacity:.75}
.kn .en{font-family:var(--font-d);font-weight:800;font-size:17px;color:var(--gold);margin-top:12px;display:block}
.kn .cn{font-size:15px;font-weight:700;color:var(--ink);margin-top:3px}
.kn .desc{font-size:12px;color:var(--muted);margin-top:6px;line-height:1.5}
/* ===== 筛选 chips ===== */
.filters{display:flex;gap:9px;flex-wrap:wrap;margin-bottom:38px}
.chip{padding:9px 19px;border-radius:999px;border:1px solid var(--line);background:#fff;font-size:13.5px;font-weight:600;color:var(--muted);transition:.25s}
.chip:hover{border-color:var(--blue);color:var(--blue)}
.chip.active{background:var(--ink);border-color:var(--ink);color:#fff;box-shadow:0 10px 22px -12px rgba(11,30,62,.5)}
.dark .chip{background:rgba(255,255,255,.05);border-color:rgba(255,255,255,.16);color:#A9BCDC}
.dark .chip:hover{border-color:var(--gold);color:var(--gold)}
.dark .chip.active{background:var(--gold);border-color:var(--gold);color:#0B1830;box-shadow:0 10px 26px -12px rgba(242,169,59,.6)}
/* ===== 02 群组（编辑列表） ===== */
.g-row{position:relative;display:grid;grid-template-columns:76px 1fr auto;gap:28px;align-items:center;padding:30px 12px;border-bottom:1px solid var(--line);transition:.35s var(--ease)}
.g-row::before{content:"";position:absolute;left:-16px;top:50%;width:3px;height:0;background:var(--gold);border-radius:3px;transform:translateY(-50%);transition:height .35s var(--ease)}
.g-row:hover::before{height:56%}
.g-row .no{font-family:var(--font-d);font-weight:800;font-size:clamp(1.5rem,2.6vw,2.1rem);color:rgba(11,30,62,.16);transition:.3s}
.g-row:hover .no{color:var(--blue)}
.g-row h3{font-size:clamp(1.05rem,1.8vw,1.35rem);font-weight:700;color:var(--ink);line-height:1.4;transition:.25s}
.g-row:hover h3{color:var(--blue)}
.g-row p{color:var(--muted);font-size:13.5px;margin-top:6px;max-width:660px;line-height:1.65}
.g-row .side{display:flex;flex-direction:column;align-items:flex-end;gap:8px}
.g-meta{font-size:12px;color:var(--muted);display:flex;align-items:center;gap:6px;font-family:var(--font-m);font-weight:600}
.g-meta svg{width:14px;height:14px;stroke:var(--muted)}
.g-tags{display:flex;gap:6px;flex-wrap:wrap;justify-content:flex-end}
.g-arrow{width:38px;height:38px;border-radius:50%;border:1px solid var(--line);display:grid;place-items:center;color:var(--ink);opacity:0;transform:translateX(-8px);transition:.35s var(--ease)}
.g-arrow svg{width:16px;height:16px;stroke:currentColor}
.g-row:hover .g-arrow{opacity:1;transform:none;background:var(--ink);border-color:var(--ink);color:#fff}
.more-link{display:inline-flex;align-items:center;gap:10px;margin-top:38px;font-family:var(--font-m);font-weight:700;font-size:21.5px;color:var(--blue);transition:.25s}
.more-link svg{width:17px;height:17px;stroke:currentColor;transition:transform .3s var(--ease)}
.more-link:hover svg{transform:translate(3px,-3px)}
.more-link--light{color:var(--gold)}
.more-block{display:flex;justify-content:center}
/* ===== 03 专家（暗色轨道） ===== */
.experts{background:var(--night);color:#fff;position:relative;overflow:hidden}
.experts .bg-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.07;pointer-events:none}
.rail-wrap{position:relative}
.ex-rail{display:grid;grid-auto-flow:column;grid-auto-columns:min(330px,86vw);gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;padding:8px 2px 26px;scrollbar-width:none}
.ex-rail::-webkit-scrollbar{display:none}
.ex-card{scroll-snap-align:start;background:rgba(255,255,255,.045);border:1px solid rgba(255,255,255,.13);border-radius:24px;padding:32px;display:flex;flex-direction:column;gap:18px;transition:transform .35s var(--ease),background .3s,border-color .3s}
.ex-card:hover{transform:translateY(-7px);background:rgba(255,255,255,.075);border-color:rgba(242,169,59,.45)}
.ex-top{display:flex;align-items:center;justify-content:space-between;gap:14px}
.ex-avatar{width:62px;height:62px;border-radius:20px;background:linear-gradient(135deg,#2E5BFF,#10294F);border:1px solid rgba(255,255,255,.25);display:grid;place-items:center;font-family:var(--font-d);font-weight:800;font-size:17px;color:var(--gold)}
.ex-avatar img {width: 100%; height: 100%; object-fit: cover; border-radius: inherit;}
.ex-level{font-family:var(--font-m);font-weight:700;font-size:11.5px;color:#0B1830;background:var(--gold);border-radius:999px;padding:5px 12px;letter-spacing:.03em}
.ex-level--l2{background:#5C80FF;color:#fff}
.ex-level--l3{background:#9F8CFF;color:#fff}
.ex-card h3{font-size:20px;font-weight:700;color:#fff}
.ex-card .meta{font-size:12.5px;color:#8FA3C7;font-family:var(--font-m)}
.ex-card .desc{font-size:13.5px;color:#B7C9EA;line-height:1.7}
.ex-tags{display:flex;gap:6px;flex-wrap:wrap;margin-top:auto}
.ex-tags span{font-size:11.5px;color:#C6D8FF;border:1px solid rgba(255,255,255,.16);border-radius:999px;padding:4px 12px}
.rail-ctrl{position:absolute;top:-74px;right:0;display:flex;gap:10px}
.rail-btn{width:46px;height:46px;border-radius:50%;border:1px solid rgba(255,255,255,.25);display:grid;place-items:center;color:#fff;transition:.3s}
.rail-btn:hover{background:var(--gold);border-color:var(--gold);color:#0B1830}
.rail-btn svg{width:18px;height:18px;stroke:currentColor}
/* ===== 04 资源 ===== */
.resources{background:var(--paper-2)}
.res-wrap{display:grid;grid-template-columns:.88fr 1.12fr;gap:56px;align-items:start}
.res-index{border-top:1px solid var(--line)}
.res-idx{display:grid;grid-template-columns:58px 1fr auto;gap:18px;align-items:center;padding:24px 8px;border-bottom:1px solid var(--line);cursor:pointer;transition:.35s var(--ease)}
.res-idx .no{font-family:var(--font-d);font-weight:800;font-size:22px;color:rgba(11,30,62,.18)}
.res-idx h4{font-size:17px;font-weight:700;color:var(--ink)}
.res-idx p{font-size:12.5px;color:var(--muted);margin-top:2px}
.res-idx .cnt{font-family:var(--font-d);font-weight:800;font-size:24px;color:var(--ink)}
.res-idx .cnt small{font-size:11px;color:var(--muted);font-weight:600;margin-left:2px}
.res-idx.active{background:var(--night);border-radius:18px;padding-left:22px;padding-right:22px;border-bottom-color:transparent;margin:6px 0}
.res-idx.active .no,.res-idx.active h4,.res-idx.active .cnt{color:#fff}
.res-idx.active p{color:#A9BCDC}
.res-panels{position:relative}
.res-panel{display:none;background:#fff;border-radius:26px;border:1px solid var(--line);padding:36px;box-shadow:0 30px 60px -34px rgba(11,30,62,.35)}
.res-panel.active{display:flex;flex-direction:column;gap:20px;animation:panelIn .5s var(--ease)}
@keyframes panelIn{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}
.res-panel .thumb{width:100%;height:200px;border-radius:18px;background:linear-gradient(135deg,#0B1E3E,#1B3A6B);display:grid;place-items:center;overflow:hidden}
.res-panel .thumb svg{width:52px;height:52px;stroke:var(--gold)}
.res-panel .cat{font-family:var(--font-m);font-weight:700;font-size:11.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--blue)}
.res-panel h3{font-size:clamp(1.25rem,2.2vw,1.6rem);font-weight:700;color:var(--ink);line-height:1.4}
.res-panel p{color:var(--muted);font-size:14.5px;line-height:1.75}
.res-panel .meta{font-size:12.5px;color:var(--blue);font-weight:700;font-family:var(--font-m)}
.res-band{position:relative;margin-top:60px;border-radius:28px;overflow:hidden;min-height:260px;display:flex;align-items:flex-end}
.res-band img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.res-band::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(5,10,20,.88) 0%,rgba(5,10,20,.42) 62%,rgba(5,10,20,.12) 100%)}
.res-band .band-tx{position:relative;z-index:1;padding:44px 48px;color:#fff;max-width:620px}
.res-band .band-tx h3{font-family:var(--font-d);font-weight:800;font-size:clamp(1.4rem,2.6vw,2rem);line-height:1.35}
.res-band .band-tx p{font-size:14px;color:#C4D4EE;margin-top:10px}
/* ===== 05 百科（词典式） ===== */
.baike-search{display:flex;align-items:center;gap:12px;background:#fff;border:1px solid var(--line);border-radius:999px;padding:7px 8px 7px 22px;max-width:600px;margin-bottom:46px;transition:border-color .25s,box-shadow .3s}
.baike-search:focus-within{border-color:var(--blue);box-shadow:0 0 0 5px rgba(46,91,255,.1)}
.baike-search svg{width:20px;height:20px;stroke:var(--muted);flex-shrink:0}
.baike-search input{flex:1;border:none;outline:none;font-family:inherit;font-size:16px;background:transparent;color:var(--ink)}
.baike-search button{background:var(--ink);color:#fff;border-radius:999px;padding:12px 26px;font-weight:700;font-size:14px;font-family:var(--font-m);transition:.3s}
.baike-search button:hover{background:var(--blue)}
.b-grid{display:grid;grid-template-columns:1fr 1fr;column-gap:56px}
.b-col{display:flex;flex-direction:column}
.entry-row{display:grid;grid-template-columns:52px 1fr auto;gap:18px;align-items:baseline;padding:21px 6px;border-bottom:1px solid var(--line);transition:.3s}
.entry-row:hover{padding-left:12px}
.entry-row .no{font-family:var(--font-d);font-weight:700;font-size:14px;color:var(--blue)}
.entry-row h3{font-size:16.5px;font-weight:700;color:var(--ink);display:inline}
.entry-row .en{font-family:var(--font-m);font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;color:#A9B6CB;margin-left:10px}
.entry-row p{font-size:13.5px;color:var(--muted);margin-top:4px;line-height:1.6}
.entry-row a{font-size:12.5px;font-weight:700;color:var(--blue);white-space:nowrap;font-family:var(--font-m)}
.empty-tip{display:none;text-align:center;color:var(--muted);padding:40px 0;font-size:14.5px}
/* ===== 06 学院 ===== */
.academy{background:var(--paper)}
.course-spot{display:grid;grid-template-columns:1.1fr .9fr;border-radius:28px;overflow:hidden;background:var(--night);color:#fff;margin-bottom:36px;box-shadow:0 40px 90px -40px rgba(5,10,20,.7)}
.spot-copy{padding:46px 48px;display:flex;flex-direction:column;gap:18px;align-items:flex-start}
.spot-copy .badge{font-family:var(--font-m);font-weight:700;font-size:11.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--gold);border:1px solid rgba(242,169,59,.5);border-radius:999px;padding:7px 15px}
.spot-copy h3{font-family:var(--font-d);font-weight:800;font-size:clamp(1.4rem,2.6vw,2rem);line-height:1.35}
.spot-copy p{color:#B7C9EA;font-size:14.5px;line-height:1.75}
.spot-meta{display:flex;gap:8px;flex-wrap:wrap}
.spot-meta span{font-size:12px;color:#C6D8FF;border:1px solid rgba(255,255,255,.18);border-radius:999px;padding:6px 13px;font-family:var(--font-m)}
.spot-visual{position:relative;min-height:280px}
.spot-visual img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.spot-visual::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(5,10,20,.5),transparent 40%)}
.course-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.course-card{background:#fff;border:1px solid var(--line);border-radius:22px;overflow:hidden;display:flex;flex-direction:column;transition:transform .35s var(--ease),box-shadow .35s,border-color .3s}
.course-card:hover{transform:translateY(-6px);box-shadow:0 34px 60px -30px rgba(11,30,62,.3);border-color:#D5DEF0}
.course-head{background:linear-gradient(135deg,#0B1E3E,#1B3A6B);padding:24px;color:#fff;position:relative;overflow:hidden}
.course-head::after{content:"";position:absolute;right:-30px;top:-30px;width:120px;height:120px;border-radius:50%;background:radial-gradient(circle,rgba(242,169,59,.38),transparent 70%)}
.course-head .badge{display:inline-flex;font-family:var(--font-m);font-size:11px;font-weight:700;letter-spacing:.08em;border-radius:999px;padding:4px 12px;background:rgba(255,255,255,.13);color:#FFD98A;text-transform:uppercase}
.course-head h3{font-size:17px;font-weight:700;margin-top:12px;line-height:1.45}
.course-body{padding:22px 24px;display:flex;flex-direction:column;gap:14px;flex:1}
.course-body p{font-size:13.5px;color:var(--muted);line-height:1.65;flex:1}
.course-meta{display:flex;flex-wrap:wrap;gap:7px}
.course-meta span{font-size:11.5px;color:var(--muted);background:#F1F4F9;border-radius:999px;padding:5px 12px;display:inline-flex;align-items:center;gap:6px;font-family:var(--font-m);font-weight:600}
.course-meta svg{width:13px;height:13px;stroke:var(--muted)}
.course-foot{display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--line);padding:16px 24px;margin-top:auto}
.course-foot .fee{font-family:var(--font-d);font-weight:700;font-size:15px;color:var(--ink)}
.course-foot .fee small{font-size:10.5px;color:var(--muted);font-weight:600}
.course-link{display:inline-flex;align-items:center;gap:7px;font-family:var(--font-m);font-weight:700;font-size:13.5px;color:var(--blue)}
.course-link svg{width:15px;height:15px;stroke:currentColor}
/* ===== 07 新闻 ===== */
.news{background:#fff}
.news-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:60px;align-items:start}
.feature-story{position:relative;border-radius:28px;overflow:hidden;background:var(--night);color:#fff;padding:46px;min-height:460px;display:flex;flex-direction:column;justify-content:flex-end}
.feature-story .ghost{position:absolute;top:8%;right:4%;font-family:var(--font-d);font-weight:800;font-size:clamp(3rem,7vw,5rem);color:transparent;-webkit-text-stroke:1px rgba(255,255,255,.14);user-select:none;pointer-events:none}
.feature-story::before{content:"";position:absolute;inset:0;background:radial-gradient(72% 62% at 82% 8%,rgba(46,91,255,.42),transparent 66%),linear-gradient(180deg,rgba(5,10,20,.15),rgba(5,10,20,.75))}
.feature-story > *{position:relative}
.feature-story .nf-meta{display:flex;gap:12px;align-items:center;font-size:12.5px;color:#A9BCDC;font-family:var(--font-m)}
.feature-story .nf-tag{background:var(--gold);color:#0B1830;font-weight:700;border-radius:999px;padding:4px 12px;font-size:11px;letter-spacing:.06em}
.feature-story h3{font-family:var(--font-d);font-weight:800;font-size:clamp(1.3rem,2.4vw,1.75rem);line-height:1.4;margin:16px 0 12px}
.feature-story p{color:#B7C9EA;font-size:14px;line-height:1.75}
.feature-story a{display:inline-flex;align-items:center;gap:9px;color:var(--gold);font-weight:700;font-size:14px;margin-top:22px;font-family:var(--font-m)}
.feature-story a svg{width:16px;height:16px;stroke:currentColor}
.news-rows{display:flex;flex-direction:column}
.n-row{display:grid;grid-template-columns:100px 1fr auto;gap:22px;align-items:baseline;padding:24px 8px;border-bottom:1px solid var(--line);transition:.3s var(--ease)}
.n-row:first-child{padding-top:8px}
.n-row:hover{background:#FBFCFE;padding-left:16px;padding-right:16px;border-radius:14px}
.n-row .d{font-family:var(--font-d);font-weight:800;font-size:22px;color:var(--blue);line-height:1}
.n-row .d small{display:block;font-size:10.5px;font-weight:600;color:#A9B6CB;letter-spacing:.08em;margin-top:5px}
.n-row h4{font-size:15.5px;font-weight:600;color:var(--ink);line-height:1.5}
.n-row .cat{font-size:12px;color:var(--muted);font-weight:700;font-family:var(--font-m);white-space:nowrap;letter-spacing:.04em}
/* ===== 08 认证路径（横向轨道） ===== */
.path{background:var(--night);color:#fff}
.path-rail{display:grid;grid-template-columns:repeat(6,1fr);border-top:1px solid rgba(255,255,255,.16);margin-top:20px}
.path-step{position:relative;padding:34px 26px 40px;border-right:1px solid rgba(255,255,255,.12);transition:background .3s}
.path-step:hover{background:rgba(255,255,255,.045)}
.path-step .no{font-family:var(--font-d);font-weight:800;font-size:clamp(2rem,3.6vw,2.9rem);line-height:1;color:transparent;-webkit-text-stroke:1px rgba(242,169,59,.5)}
.path-step .step{font-size:11px;letter-spacing:.0.1em;text-transform:uppercase;color:var(--gold);font-family:var(--font-m);margin-top:16px;display:block}
.path-step h4{font-size:16px;font-weight:700;color:#fff;margin-top:8px}
.path-step p{font-size:12.5px;color:#8FA3C7;line-height:1.65;margin-top:8px}
.path-step::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--gold),var(--gold) 40%,transparent);opacity:0;transition:opacity .3s}
.path-step:hover::before{opacity:1}
/* ===== 09 FAQ ===== */
.faq{max-width:860px;display:flex;flex-direction:column;gap:12px}
.faq-item{border:1px solid var(--line);border-radius:18px;background:#fff;overflow:hidden;transition:border-color .3s,box-shadow .3s}
.faq-item.open{border-color:var(--blue);box-shadow:0 20px 44px -24px rgba(46,91,255,.35)}
.faq-q{width:100%;display:flex;align-items:center;gap:22px;padding:22px 26px;text-align:left;font-size:15.5px;font-weight:600;color:var(--ink)}
.faq-q .qnum{font-family:var(--font-d);font-weight:800;font-size:15px;color:var(--gold);flex-shrink:0;width:34px}
.faq-q .txt{flex:1}
.faq-q .tgl{width:30px;height:30px;border-radius:50%;border:1px solid var(--line);display:grid;place-items:center;flex-shrink:0;transition:transform .35s var(--ease),background .3s,border-color .3s}
.faq-q .tgl svg{width:15px;height:15px;stroke:var(--ink)}
.faq-item.open .tgl{transform:rotate(45deg);background:var(--blue);border-color:var(--blue)}
.faq-item.open .tgl svg{stroke:#fff}
.faq-a{max-height:0;overflow:hidden;transition:max-height .4s var(--ease)}
.faq-a-inner{padding:0 26px 24px 82px;font-size:14px;color:var(--muted);line-height:1.8}
/* ===== CTA ===== */
.cta-band{position:relative;border-radius:30px;overflow:hidden;padding:92px 40px;color:#fff;text-align:center}
.cta-band img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.cta-band::after{content:"";position:absolute;inset:0;background:linear-gradient(120deg,rgba(5,10,20,.93),rgba(5,10,20,.8))}
.cta-ghost{position:absolute;left:50%;top:8%;transform:translateX(-50%);font-family:var(--font-d);font-weight:800;font-size:clamp(4rem,13vw,9rem);white-space:nowrap;color:transparent;-webkit-text-stroke:1px rgba(255,255,255,.09);pointer-events:none;user-select:none}
.cta-inner{position:relative;z-index:1;max-width:680px;margin:0 auto}
.cta-inner h2{font-family:var(--font-d);font-weight:800;font-size:clamp(1.7rem,3.6vw,2.8rem);line-height:1.3}
.cta-inner p{color:#C4D4EE;font-size:15px;margin:16px 0 34px}
.cta-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
/* ===== 页脚 ===== */
.footer{background:var(--night);color:#A9BCDC;padding:70px 0 34px;position:relative;overflow:hidden}
.footer-word{font-family:var(--font-d);font-weight:800;font-size:clamp(3.4rem,11vw,8.5rem);line-height:1;text-align:center;color:transparent;-webkit-text-stroke:1.5px rgba(255,255,255,.135);letter-spacing:.04em;margin-bottom:56px;user-select:none}
.footer-grid{display:grid;grid-template-columns:1.7fr repeat(4,1fr);gap:38px;padding-bottom:48px;border-bottom:1px solid rgba(255,255,255,.1)}
.footer-brand .brand-name{color:#fff}
.footer-brand p{font-size:13.5px;margin-top:16px;max-width:320px;line-height:1.8}
.footer h5{font-family:var(--font-m);font-weight:700;font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:#fff;margin-bottom:18px}
.footer ul{list-style:none;display:flex;flex-direction:column;gap:11px}
.footer a{font-size:13.5px;color:#A9BCDC;transition:.25s}
.footer a:hover{color:var(--gold)}
.footer-bottom{display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;padding-top:26px;font-size:12.5px;color:#6E84AC}
.footer-bottom a{color:#8FA3C7}
/* ===== 返回顶部 ===== */
.to-top{position:fixed;right:26px;bottom:26px;z-index:90;width:48px;height:48px;border-radius:50%;background:var(--ink);color:#fff;display:grid;place-items:center;opacity:0;transform:translateY(14px);pointer-events:none;transition:.4s var(--ease);box-shadow:0 16px 34px -16px rgba(11,30,62,.5)}
.to-top.show{opacity:1;transform:none;pointer-events:auto}
.to-top:hover{background:var(--blue)}
.to-top svg{width:18px;height:18px;stroke:currentColor}
/* ===== 动效 ===== */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  .ticker-track,.orbit-ring2,.ring-orbit,.orbit-chip{animation:none!important}
  html{scroll-behavior:auto}
}
/* ===== 响应式 ===== */
@media (max-width:1120px){
  .nav-links{display:none}
  .nav-toggle{display:grid}
  .nav-links.open{
    display:flex;
    position:absolute;
    top:84px;
    left:0;
    right:0;
    z-index:999;
    flex-direction:column;
    align-items:stretch;
    background:rgba(4,9,19,.97);
    border-bottom:1px solid rgba(255,255,255,.1);
    padding:16px 20px 22px;
    gap:2px
  }
  .nav-links.open .top-actions{display:flex;margin-top:12px}
  .nav-links.open a::after{display:none}
  .hero-inner{grid-template-columns:1fr;gap:52px}
  .orbit{max-width:440px}
  .about-grid,.res-wrap,.news-grid{grid-template-columns:1fr;gap:56px}
  .course-grid{grid-template-columns:repeat(2,1fr)}
  .path-rail{grid-template-columns:none;grid-auto-flow:column;grid-auto-columns:minmax(252px,78vw);overflow-x:auto;scroll-snap-type:x proximity;scrollbar-width:none}
  .path-rail::-webkit-scrollbar{display:none}
  .path-step{scroll-snap-align:start}
  .kn-grid{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:760px){
  .section{padding:72px 0}
  .wrap {padding: 0 13px;}
  .hero{padding-top:128px}
  .hero-inner{min-height:0}
  .hero-ghost{font-size:clamp(3.4rem,18vw,5.6rem)}
  .hero-stats{grid-template-columns:repeat(2,1fr);margin-top:56px}
  .stat{padding:24px 16px 30px}
  .stat:nth-child(odd){border-left:none;padding-left:0}
  .stat:nth-child(3){border-left:none;padding-left:0}
  .orbit-chip--3{right:-1%}
  .orbit-chip--2{left:0}
  .ring-wrap{--r:35%}
  .ring-item{width:64px;height:64px;border-radius:50%}
  .ring-item .k{font-size:15px}
  .ring-item .cn{font-size:9px}
  .sec-head{flex-direction:column;align-items:flex-start;gap:8px;margin-bottom:40px}
  .filters{margin-bottom:28px}
  .g-row{grid-template-columns:48px 1fr;gap:16px;padding:24px 8px}
  .g-row .side{display:none}
  .g-row::before{left:-6px}
  .levels{padding:36px 26px;border-radius:22px}
  .types{padding:34px 26px;border-radius:22px}
  .types-grid{grid-template-columns:1fr;margin-top:24px}
  .type-col{border-left:none;padding-left:0;padding:22px 0;border-top:1px solid rgba(255,255,255,.14)}
  .type-col:first-child{border-top:none;padding-top:8px}
  .types-strip .lb{width:100%}
  .kn-grid{grid-template-columns:repeat(2,1fr)}
  .kn{padding:20px 16px}
  .res-wrap{gap:40px}
  .res-panel{padding:24px}
  .res-band .band-tx{padding:28px 24px}
  .b-grid{grid-template-columns:1fr;column-gap:0}
  .course-grid{grid-template-columns:1fr}
  .course-spot{grid-template-columns:1fr}
  .spot-copy{padding:32px 26px}
  .spot-visual{min-height:200px}
  .feature-story{padding:32px 26px;min-height:380px}
  .news-rows{gap:0}
  .n-row{grid-template-columns:74px 1fr;gap:16px;padding:20px 6px}
  .n-row .cat{display:none}
  .faq-q{padding:18px 18px}
  .faq-a-inner{padding:0 18px 20px 52px}
  .cta-band{padding:70px 22px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .footer-brand{grid-column:1/-1}
  .footer-word{margin-bottom:40px}
  /* 可读性 */
  .g-row p,.fact-row p,.entry-row p,.course-body p,.spot-copy p,.res-panel p,.feature-story p,.path-step p,.ex-card .desc{font-size:14px}
  .baike-search input{font-size:16px}
  .top-actions .btn--gold{display:none}
  .top-actions .btn{display:none;}
}