/* roulang page: index */
:root{
  --mk-bg-0:#060A12;
  --mk-bg-1:#0B1220;
  --mk-bg-2:#111A2C;
  --mk-primary:#1FE3C2;
  --mk-primary-2:#38C8FF;
  --mk-accent:#FF7A29;
  --mk-accent-2:#C8FF4D;
  --mk-text-1:#EEF4FF;
  --mk-text-2:#A6B4CC;
  --mk-text-3:#6B7A93;
  --mk-line:rgba(255,255,255,.10);
  --mk-glass:rgba(255,255,255,.055);
  --mk-glass-strong:rgba(255,255,255,.09);
  --mk-glow:0 0 0 1px rgba(31,227,194,.35),0 12px 36px -12px rgba(31,227,194,.55);
  --mk-glow-soft:0 0 20px -6px rgba(31,227,194,.5);
  --mk-shadow-panel:0 10px 30px -18px rgba(0,0,0,.8);
  --mk-shadow-hover:0 18px 48px -16px rgba(0,0,0,.85);
  --mk-r-pill:999px;
  --mk-r-card:22px;
  --mk-r-media:24px;
  --mk-r-input:14px;
  --mk-nav-w:88px;
  --mk-nav-w-md:72px;
  --mk-gap:24px;
  --mk-ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--mk-bg-0);
  color:var(--mk-text-1);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:.2px;line-height:1.25}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--mk-accent-2);outline-offset:3px;border-radius:8px}
::selection{background:rgba(31,227,194,.3)}

/* ---------- Bootstrap 覆盖 ---------- */
.container,.container-lg,.container-xl{width:100%;max-width:1320px;margin-inline:auto;padding-inline:24px}
@media (min-width:1440px){.container,.container-lg,.container-xl{max-width:1360px}}
.btn{
  border-radius:var(--mk-r-pill);
  font-weight:600;
  border:none;
  transition:transform .22s var(--mk-ease),box-shadow .22s var(--mk-ease),background-color .22s var(--mk-ease),color .22s var(--mk-ease);
}
.btn-primary,.btn-primary:focus{
  background:linear-gradient(120deg,var(--mk-primary) 0%,var(--mk-primary-2) 120%);
  color:#04121A;
  box-shadow:0 10px 28px -14px rgba(31,227,194,.9);
}
.btn-primary:hover{background:linear-gradient(120deg,#3BF0D0 0%,#5CD3FF 120%);color:#04121A;transform:translateY(-2px);box-shadow:0 16px 36px -12px rgba(31,227,194,.9)}
.btn-primary:active{transform:translateY(0);box-shadow:inset 0 3px 10px rgba(0,0,0,.35)}
.card{background:transparent;border:none;border-radius:var(--mk-r-card)}
.badge{border-radius:var(--mk-r-pill);font-weight:600;letter-spacing:.4px}
.form-control,.form-select{
  background:var(--mk-bg-1);
  border:1px solid var(--mk-line);
  border-radius:var(--mk-r-input);
  color:var(--mk-text-1);
  padding:12px 16px;
}
.form-control::placeholder{color:var(--mk-text-3)}
.form-control:focus,.form-select:focus{
  background:var(--mk-bg-1);
  border-color:var(--mk-primary);
  color:var(--mk-text-1);
  box-shadow:0 0 0 6px rgba(31,227,194,.15);
}
.breadcrumb{background:transparent;margin:0;padding:0}
.accordion-item{background:transparent;border:none}
.accordion-button{background:transparent;color:var(--mk-text-1)}

/* ---------- 通用 ---------- */
.mk-main{margin-left:var(--mk-nav-w)}
.mk-section{padding:88px 0}
.mk-section--tight{padding:56px 0}
.mk-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;color:var(--mk-primary);letter-spacing:2px;text-transform:uppercase;
  margin-bottom:14px;
}
.mk-eyebrow::before{content:"";width:22px;height:2px;background:var(--mk-primary);border-radius:2px}
.mk-title{font-size:clamp(22px,2.6vw,34px)}
.mk-sub{color:var(--mk-text-2);font-size:15px;margin-top:12px;max-width:640px}
.mk-section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px}
.mk-link{
  color:var(--mk-primary);font-weight:600;font-size:14px;display:inline-flex;align-items:center;gap:8px;
  padding:6px 2px;
}
.mk-link i{transition:transform .22s var(--mk-ease)}
.mk-link:hover i{transform:translateX(4px)}
.mk-link:hover{text-decoration:underline;text-shadow:0 0 14px rgba(31,227,194,.65)}
.mk-badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:var(--mk-r-pill);
  background:rgba(31,227,194,.12);color:var(--mk-primary);
  font-size:12px;font-weight:600;letter-spacing:.4px;white-space:nowrap;
}
.mk-badge--accent{background:rgba(255,122,41,.14);color:var(--mk-accent)}
.mk-glass{
  background:var(--mk-glass);
  border:1px solid var(--mk-line);
  border-radius:var(--mk-r-card);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  box-shadow:var(--mk-shadow-panel),inset 0 1px 0 rgba(255,255,255,.08);
}
.mk-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--mk-r-pill);
  font-size:15px;font-weight:600;cursor:pointer;border:none;
  min-height:44px;
  transition:transform .22s var(--mk-ease),box-shadow .22s var(--mk-ease),background-color .22s var(--mk-ease);
}
.mk-btn-primary{
  background:linear-gradient(120deg,var(--mk-primary) 0%,var(--mk-primary-2) 120%);
  color:#04121A;
  box-shadow:0 12px 30px -14px rgba(31,227,194,.85);
}
.mk-btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 40px -12px rgba(31,227,194,.9);filter:brightness(1.08);color:#04121A}
.mk-btn-primary:active{transform:translateY(0);box-shadow:inset 0 3px 10px rgba(0,0,0,.3)}
.mk-btn-ghost{
  background:var(--mk-glass);
  border:1px solid rgba(31,227,194,.4);
  color:var(--mk-text-1);
}
.mk-btn-ghost:hover{background:rgba(31,227,194,.08);border-color:var(--mk-primary);color:var(--mk-text-1);transform:translateY(-2px)}
.mk-btn-accent{
  background:linear-gradient(120deg,var(--mk-accent) 0%,#FFB061 120%);
  color:#231006;
  box-shadow:0 12px 30px -14px rgba(255,122,41,.85);
}
.mk-btn-accent:hover{transform:translateY(-2px);color:#231006;filter:brightness(1.06)}
.mk-btn-sm{padding:9px 18px;font-size:13px;min-height:38px}
.reveal{opacity:0;transform:translateY(12px);transition:opacity .55s var(--mk-ease),transform .55s var(--mk-ease)}
.reveal.is-in{opacity:1;transform:none}

/* ---------- 左侧竖向导航 ---------- */
.mk-sidenav{
  position:fixed;left:0;top:0;bottom:0;width:var(--mk-nav-w);z-index:70;
  display:flex;flex-direction:column;align-items:center;
  padding:22px 0 18px;
  background:rgba(11,18,32,.72);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  border-right:1px solid var(--mk-line);
  overflow-y:auto;
  scrollbar-width:none;
}
.mk-sidenav::-webkit-scrollbar{display:none}
.mk-logo{display:flex;flex-direction:column;align-items:center;gap:10px;margin-bottom:26px}
.mk-logo-mark{
  width:44px;height:44px;border-radius:14px;
  display:grid;place-items:center;
  background:linear-gradient(140deg,rgba(31,227,194,.24),rgba(56,200,255,.12));
  border:1px solid rgba(31,227,194,.42);
  color:var(--mk-primary);
  box-shadow:var(--mk-glow-soft);
}
.mk-logo-text{
  writing-mode:vertical-rl;
  font-size:11px;letter-spacing:2.4px;color:var(--mk-text-2);font-weight:600;
}
.mk-nav-list{display:flex;flex-direction:column;align-items:center;gap:8px;width:100%;padding:0 10px;flex:1}
.mk-nav-item{
  position:relative;width:100%;
  display:flex;flex-direction:column;align-items:center;gap:7px;
  padding:14px 4px;border-radius:16px;
  color:var(--mk-text-3);font-size:11px;line-height:1.35;text-align:center;
  transition:color .22s var(--mk-ease),background-color .22s var(--mk-ease);
}
.mk-nav-item i{font-size:16px}
.mk-nav-label{font-weight:600;letter-spacing:1px}
.mk-nav-item:hover{color:var(--mk-text-1);background:rgba(255,255,255,.05)}
.mk-nav-item.is-active{color:var(--mk-primary);background:rgba(31,227,194,.10)}
.mk-nav-item.is-active::before{
  content:"";position:absolute;left:-10px;top:50%;transform:translateY(-50%);
  width:3px;height:30px;border-radius:3px;background:var(--mk-primary);
  box-shadow:0 0 14px rgba(31,227,194,.9);
}
.mk-nav-cta{
  width:46px;height:46px;border-radius:50%;
  display:grid;place-items:center;
  background:linear-gradient(140deg,var(--mk-primary),var(--mk-primary-2));
  color:#04121A;font-size:16px;margin-top:18px;
  box-shadow:0 12px 26px -14px rgba(31,227,194,.95);
  transition:transform .22s var(--mk-ease);
}
.mk-nav-cta:hover{transform:translateY(-3px) scale(1.04);color:#04121A}

/* ---------- 移动端顶栏 & 抽屉 ---------- */
.mk-topbar{
  display:none;position:sticky;top:0;z-index:80;
  height:56px;padding:0 16px;
  align-items:center;justify-content:space-between;
  background:rgba(6,10,18,.9);
  backdrop-filter:blur(14px) saturate(140%);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  border-bottom:1px solid var(--mk-line);
}
.mk-topbar-logo{display:flex;align-items:center;gap:9px;font-weight:700;font-size:16px;letter-spacing:.4px}
.mk-topbar-logo .mk-logo-mark{width:32px;height:32px;border-radius:10px}
.mk-burger{
  width:44px;height:44px;border:1px solid var(--mk-line);border-radius:12px;
  background:var(--mk-glass);display:flex;flex-direction:column;justify-content:center;align-items:center;gap:5px;
  cursor:pointer;
}
.mk-burger span{display:block;width:18px;height:2px;background:var(--mk-text-1);border-radius:2px;transition:transform .22s var(--mk-ease),opacity .22s}
.mk-burger.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.mk-burger.is-open span:nth-child(2){opacity:0}
.mk-burger.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mk-drawer{
  position:fixed;inset:56px 0 0 0;z-index:79;
  background:rgba(6,10,18,.97);
  backdrop-filter:blur(18px);
  padding:24px 20px 40px;
  display:flex;flex-direction:column;gap:10px;
  transform:translateY(-8px);opacity:0;visibility:hidden;
  transition:opacity .24s var(--mk-ease),transform .24s var(--mk-ease),visibility .24s;
  overflow-y:auto;
}
.mk-drawer.is-open{opacity:1;visibility:visible;transform:none}
.mk-drawer a.mk-drawer-link{
  display:flex;align-items:center;gap:12px;
  padding:15px 18px;border-radius:16px;border:1px solid var(--mk-line);
  background:var(--mk-glass);color:var(--mk-text-2);font-weight:600;
}
.mk-drawer a.mk-drawer-link.is-active{color:var(--mk-primary);border-color:rgba(31,227,194,.45);background:rgba(31,227,194,.09)}
.mk-drawer .mk-btn{margin-top:14px;width:100%}
body.mk-lock{overflow:hidden}

/* ---------- Hero ---------- */
.mk-hero{position:relative;padding:70px 0 88px;overflow:hidden}
.mk-hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
  opacity:.26;
}
.mk-hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(620px 420px at 10% 4%,rgba(31,227,194,.18),transparent 66%),
    radial-gradient(720px 520px at 92% 16%,rgba(56,200,255,.13),transparent 70%),
    linear-gradient(180deg,rgba(6,10,18,.55) 0%,rgba(6,10,18,.92) 78%,var(--mk-bg-0) 100%);
}
.mk-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  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:52px 52px;
  mask-image:radial-gradient(circle at 45% 30%,#000 0%,transparent 76%);
  -webkit-mask-image:radial-gradient(circle at 45% 30%,#000 0%,transparent 76%);
}
.mk-hero .container{position:relative;z-index:2}
.mk-hero-copy{padding-top:12px}
.mk-hero h1{
  font-size:clamp(28px,4.2vw,52px);
  line-height:1.15;
  margin-bottom:18px;
}
.mk-hero h1 em{
  font-style:normal;
  background:linear-gradient(100deg,var(--mk-primary),var(--mk-primary-2));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.mk-hero-sub{font-size:17px;color:var(--mk-text-2);max-width:520px}
.mk-hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.mk-stats{display:flex;flex-wrap:wrap;gap:16px;margin-top:40px}
.mk-stat{
  flex:1 1 150px;min-width:140px;
  padding:16px 18px;border-radius:18px;
  background:var(--mk-glass);border:1px solid var(--mk-line);
  backdrop-filter:blur(12px) saturate(140%);
  -webkit-backdrop-filter:blur(12px) saturate(140%);
}
.mk-stat b{
  display:block;font-size:24px;font-weight:700;color:var(--mk-primary);
  font-variant-numeric:tabular-nums;letter-spacing:.5px;
}
.mk-stat span{display:block;font-size:12px;color:var(--mk-text-3);margin-top:4px}

.mk-video-stack{position:relative;display:flex;justify-content:center}
.mk-video-card{
  position:relative;overflow:hidden;
  border-radius:var(--mk-r-media);
  border:1px solid var(--mk-line);
  background:var(--mk-bg-2);
  box-shadow:var(--mk-shadow-hover);
}
.mk-video-main{
  width:min(100%,302px);
  aspect-ratio:9/16;
  box-shadow:0 26px 60px -22px rgba(0,0,0,.95),0 0 0 1px rgba(31,227,194,.28);
}
.mk-video-main img{width:100%;height:100%;object-fit:cover;aspect-ratio:9/16}
.mk-video-card::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(6,10,18,.06) 0%,rgba(6,10,18,.15) 45%,rgba(6,10,18,.82) 100%);
  pointer-events:none;
}
.mk-chip{
  position:absolute;top:14px;left:14px;z-index:3;
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:var(--mk-r-pill);
  background:rgba(255,122,41,.92);color:#241005;
  font-size:12px;font-weight:700;letter-spacing:.4px;
}
.mk-duration{
  position:absolute;right:14px;bottom:14px;z-index:3;
  padding:5px 11px;border-radius:var(--mk-r-pill);
  background:rgba(6,10,18,.72);border:1px solid var(--mk-line);
  font-size:12px;color:var(--mk-text-1);font-variant-numeric:tabular-nums;
}
.mk-play{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);z-index:3;
  width:64px;height:64px;border-radius:50%;
  display:grid;place-items:center;
  background:rgba(255,255,255,.14);
  border:1px solid rgba(31,227,194,.75);
  color:var(--mk-primary);font-size:20px;
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  box-shadow:var(--mk-glow);
  transition:transform .24s var(--mk-ease);
}
.mk-video-card:hover .mk-play{transform:translate(-50%,-50%) scale(1.08)}
.mk-video-sub{
  display:none;
  width:170px;aspect-ratio:3/4;
}
.mk-video-sub img{width:100%;height:100%;object-fit:cover;aspect-ratio:3/4}

/* ---------- 路径条 ---------- */
.mk-flow{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;position:relative}
.mk-flow-item{
  position:relative;padding:24px;
  border-radius:var(--mk-r-card);
  background:var(--mk-glass);border:1px solid var(--mk-line);
  box-shadow:var(--mk-shadow-panel);
  transition:border-color .24s var(--mk-ease),transform .24s var(--mk-ease);
}
.mk-flow-item:hover{border-color:rgba(31,227,194,.45);transform:translateY(-3px)}
.mk-flow-item::after{
  content:"";position:absolute;top:50%;right:-20px;width:20px;height:1px;
  background:linear-gradient(90deg,rgba(31,227,194,.6),rgba(31,227,194,0));
}
.mk-flow-item:last-child::after{display:none}
.mk-flow-num{
  font-size:13px;font-weight:700;color:var(--mk-accent-2);
  letter-spacing:2px;font-variant-numeric:tabular-nums;
}
.mk-flow-item h3{font-size:18px;margin:10px 0 8px}
.mk-flow-item p{color:var(--mk-text-2);font-size:14px}

/* ---------- 片段横滑轨 ---------- */
.mk-rail-wrap{position:relative}
.mk-rail-wrap::before,.mk-rail-wrap::after{
  content:"";position:absolute;top:0;bottom:8px;width:56px;z-index:2;pointer-events:none;
}
.mk-rail-wrap::before{left:-4px;background:linear-gradient(90deg,var(--mk-bg-0),rgba(6,10,18,0))}
.mk-rail-wrap::after{right:-4px;background:linear-gradient(270deg,var(--mk-bg-0),rgba(6,10,18,0))}
.mk-rail{
  display:flex;gap:16px;overflow-x:auto;
  scroll-snap-type:x mandatory;
  padding:6px 4px 18px;
  scrollbar-width:none;
}
.mk-rail::-webkit-scrollbar{display:none}
.mk-rail-item{
  flex:0 0 calc((100% - 3 * 16px) / 4.2);
  scroll-snap-align:start;
  position:relative;overflow:hidden;
  border-radius:var(--mk-r-media);
  border:1px solid var(--mk-line);
  background:var(--mk-bg-2);
  transition:transform .26s var(--mk-ease),border-color .26s var(--mk-ease);
}
.mk-rail-item:hover{transform:translateY(-4px);border-color:rgba(31,227,194,.4)}
.mk-rail-thumb{position:relative;aspect-ratio:9/16;overflow:hidden}
.mk-rail-thumb img{width:100%;height:100%;object-fit:cover;aspect-ratio:9/16;transition:transform .5s var(--mk-ease)}
.mk-rail-item:hover .mk-rail-thumb img{transform:scale(1.04)}
.mk-rail-thumb::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(6,10,18,.1) 0%,rgba(6,10,18,.72) 100%);
}
.mk-rail-meta{position:absolute;left:12px;top:12px;z-index:2;display:flex;gap:6px;flex-wrap:wrap}
.mk-rail-time{
  position:absolute;right:12px;bottom:12px;z-index:2;
  padding:3px 9px;border-radius:var(--mk-r-pill);
  background:rgba(6,10,18,.75);border:1px solid var(--mk-line);
  font-size:11px;font-variant-numeric:tabular-nums;
}
.mk-rail-body{padding:16px}
.mk-rail-body h3{font-size:17px;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.mk-rail-tag{
  display:inline-block;margin-top:12px;padding:3px 10px;border-radius:var(--mk-r-pill);
  background:rgba(31,227,194,.12);color:var(--mk-primary);font-size:11px;font-weight:600;
}

/* ---------- 种草清单 ---------- */
.mk-list-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.mk-list-col{display:flex;flex-direction:column;gap:20px}
.mk-list-col:last-child{margin-top:24px}
.mk-list-item{
  position:relative;display:flex;gap:18px;align-items:flex-start;
  padding:20px;border-radius:var(--mk-r-card);
  background:var(--mk-glass);border:1px solid var(--mk-line);
  box-shadow:var(--mk-shadow-panel);
  transition:border-color .24s var(--mk-ease),transform .24s var(--mk-ease);
  overflow:hidden;
}
.mk-list-item:hover{border-color:rgba(31,227,194,.45);transform:translateY(-3px)}
.mk-num{
  position:absolute;right:14px;top:2px;
  font-size:56px;font-weight:700;line-height:1;
  color:rgba(31,227,194,.16);
  font-variant-numeric:tabular-nums;pointer-events:none;
}
.mk-thumb{
  flex:0 0 88px;width:88px;height:88px;border-radius:18px;overflow:hidden;
  border:1px solid var(--mk-line);
}
.mk-thumb img{width:100%;height:100%;object-fit:cover;aspect-ratio:1/1}
.mk-list-body{position:relative;z-index:2;flex:1;min-width:0}
.mk-list-body h3{font-size:17px}
.mk-list-body p{
  color:var(--mk-text-2);font-size:14px;margin-top:8px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.mk-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.mk-tags span{
  padding:3px 10px;border-radius:var(--mk-r-pill);
  background:rgba(255,255,255,.06);border:1px solid var(--mk-line);
  color:var(--mk-text-2);font-size:11px;font-variant-numeric:tabular-nums;
}
.mk-list-foot{display:flex;justify-content:flex-end;margin-top:16px}

/* ---------- 口碑条 ---------- */
.mk-voice-rail{display:flex;gap:16px;overflow-x:auto;padding:6px 4px 16px;scroll-snap-type:x proximity;scrollbar-width:none}
.mk-voice-rail::-webkit-scrollbar{display:none}
.mk-voice{
  flex:0 0 280px;scroll-snap-align:start;
  padding:18px;border-radius:20px;
  background:var(--mk-glass);border:1px solid var(--mk-line);
  box-shadow:var(--mk-shadow-panel);
}
.mk-voice-top{display:flex;align-items:center;gap:12px}
.mk-avatar{
  width:36px;height:36px;border-radius:50%;
  display:grid;place-items:center;font-size:14px;font-weight:700;
  background:linear-gradient(140deg,rgba(31,227,194,.3),rgba(56,200,255,.18));
  color:var(--mk-primary);border:1px solid rgba(31,227,194,.35);
}
.mk-voice-name{font-size:14px;font-weight:600}
.mk-stars{color:var(--mk-accent);font-size:12px;letter-spacing:2px;margin-top:2px}
.mk-voice p{color:var(--mk-text-2);font-size:14px;margin-top:12px}
.mk-voice time{display:block;color:var(--mk-text-3);font-size:12px;margin-top:10px;font-variant-numeric:tabular-nums}

/* ---------- 一键跟买 CTA ---------- */
.mk-cta-band{
  position:relative;overflow:hidden;
  padding:38px;border-radius:26px;
  background:
    radial-gradient(520px 320px at 88% 12%,rgba(255,122,41,.22),transparent 68%),
    linear-gradient(120deg,rgba(31,227,194,.14),rgba(56,200,255,.08));
  border:1px solid rgba(31,227,194,.32);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  box-shadow:var(--mk-shadow-hover),inset 0 1px 0 rgba(255,255,255,.09);
}
.mk-cta-band h2{font-size:clamp(22px,2.4vw,30px)}
.mk-cta-band p{color:var(--mk-text-2);margin-top:12px;font-size:15px}
.mk-cta-points{display:flex;flex-wrap:wrap;gap:18px;margin-top:20px}
.mk-cta-points span{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--mk-text-2)}
.mk-cta-points i{color:var(--mk-primary)}
.mk-cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end;align-items:center}

/* ---------- CMS 卡片 ---------- */
.mk-post-card{
  display:block;height:100%;
  padding:18px;border-radius:var(--mk-r-card);
  background:var(--mk-glass);border:1px solid var(--mk-line);
  box-shadow:var(--mk-shadow-panel);
  transition:transform .26s var(--mk-ease),border-color .26s var(--mk-ease),box-shadow .26s var(--mk-ease);
}
.mk-post-card:hover{transform:translateY(-3px);border-color:rgba(31,227,194,.42);box-shadow:var(--mk-shadow-hover)}
.mk-post-thumb{
  position:relative;display:block;border-radius:18px;overflow:hidden;
  aspect-ratio:16/10;background:rgba(31,227,194,.08);
  border:1px solid var(--mk-line);
}
.mk-post-thumb img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/10;transition:transform .5s var(--mk-ease)}
.mk-post-card:hover .mk-post-thumb img{transform:scale(1.04)}
.mk-post-thumb::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(6,10,18,0) 40%,rgba(6,10,18,.72) 100%);
}
.mk-post-badge{
  position:absolute;left:12px;top:12px;z-index:2;
  padding:4px 11px;border-radius:var(--mk-r-pill);
  background:rgba(31,227,194,.16);color:var(--mk-primary);
  font-size:12px;font-weight:600;border:1px solid rgba(31,227,194,.3);
  backdrop-filter:blur(6px);
}
.mk-post-title{
  font-size:18px;margin-top:16px;line-height:1.45;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.mk-post-excerpt{
  color:var(--mk-text-2);font-size:14px;margin-top:10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.mk-post-meta{
  display:flex;align-items:center;justify-content:space-between;
  margin-top:16px;padding-top:14px;border-top:1px solid var(--mk-line);
  color:var(--mk-text-3);font-size:12px;font-variant-numeric:tabular-nums;
}
.mk-post-meta i{color:var(--mk-primary);transition:transform .22s var(--mk-ease)}
.mk-post-card:hover .mk-post-meta i{transform:translateX(4px)}
.mk-empty{
  padding:52px 24px;text-align:center;border-radius:var(--mk-r-card);
  background:var(--mk-glass);border:1px dashed rgba(31,227,194,.3);
}
.mk-empty i{font-size:30px;color:var(--mk-primary)}
.mk-empty p{color:var(--mk-text-2);margin:16px 0 22px}

/* ---------- FAQ ---------- */
.mk-faq{max-width:860px;margin:0 auto}
.mk-faq .accordion-item{
  margin-bottom:14px;border-radius:18px;overflow:hidden;
  background:var(--mk-glass);border:1px solid var(--mk-line);
  transition:border-color .24s var(--mk-ease);
}
.mk-faq .accordion-item:has(.accordion-button:not(.collapsed)){border-color:rgba(31,227,194,.4);border-left:3px solid var(--mk-primary)}
.mk-faq .accordion-button{
  background:transparent;color:var(--mk-text-1);
  font-size:17px;font-weight:600;padding:20px 22px;
  box-shadow:none;gap:16px;
}
.mk-faq .accordion-button:not(.collapsed){background:rgba(31,227,194,.06);color:var(--mk-primary)}
.mk-faq .accordion-button:focus{box-shadow:none;outline:2px solid rgba(200,255,77,.7);outline-offset:-2px}
.mk-faq .accordion-button::after{
  content:"+";background-image:none;
  width:28px;height:28px;flex:0 0 28px;
  display:flex;align-items:center;justify-content:center;
  font-size:18px;line-height:1;color:var(--mk-primary);
  border:1px solid rgba(31,227,194,.42);border-radius:50%;
  transition:transform .24s var(--mk-ease);
}
.mk-faq .accordion-button:not(.collapsed)::after{transform:rotate(45deg)}
.mk-faq .accordion-body{color:var(--mk-text-2);font-size:15px;padding:0 22px 22px;line-height:1.85}

/* ---------- 页脚 ---------- */
.mk-footer{
  margin-top:88px;padding:64px 0 28px;
  background:linear-gradient(180deg,var(--mk-bg-0),var(--mk-bg-1));
  border-top:1px solid var(--mk-line);
}
.mk-footer h4{font-size:15px;color:var(--mk-text-1);margin-bottom:18px}
.mk-footer .mk-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.mk-footer .mk-brand .mk-logo-mark{width:40px;height:40px;border-radius:13px}
.mk-footer .mk-brand strong{font-size:17px;letter-spacing:.6px}
.mk-footer p{color:var(--mk-text-3);font-size:13px;max-width:300px}
.mk-footer ul li{margin-bottom:11px}
.mk-footer ul a{color:var(--mk-text-2);font-size:14px;transition:color .2s var(--mk-ease),padding-left .2s var(--mk-ease)}
.mk-footer ul a:hover{color:var(--mk-primary);padding-left:4px}
.mk-social{display:flex;gap:12px;margin-top:20px}
.mk-social a{
  width:38px;height:38px;border-radius:50%;
  display:grid;place-items:center;
  border:1px solid var(--mk-line);background:var(--mk-glass);
  color:var(--mk-text-2);transition:color .2s,border-color .2s,transform .2s;
}
.mk-social a:hover{color:var(--mk-primary);border-color:rgba(31,227,194,.5);transform:translateY(-2px)}
.mk-footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid var(--mk-line);
  display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;
  color:var(--mk-text-3);font-size:13px;
}
.mk-to-top{
  display:inline-flex;align-items:center;gap:8px;color:var(--mk-text-2);
  padding:8px 16px;border-radius:var(--mk-r-pill);border:1px solid var(--mk-line);
  background:var(--mk-glass);transition:color .2s,border-color .2s;
}
.mk-to-top:hover{color:var(--mk-primary);border-color:rgba(31,227,194,.5)}

/* ---------- 移动端吸底 CTA ---------- */
.mk-mobile-cta{
  position:fixed;left:0;right:0;bottom:0;z-index:75;
  display:none;gap:10px;
  padding:10px 14px calc(10px + env(safe-area-inset-bottom));
  background:rgba(6,10,18,.94);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-top:1px solid var(--mk-line);
}
.mk-mobile-cta .mk-btn{flex:1}

/* ---------- 响应式 ---------- */
@media (min-width:1200px){
  .mk-video-sub{
    display:block;position:absolute;
    right:-14px;bottom:28px;
    border-radius:20px;
  }
}
@media (max-width:1199.98px){
  .mk-main{margin-left:var(--mk-nav-w-md)}
  .mk-sidenav{width:var(--mk-nav-w-md)}
  .mk-logo-mark{width:38px;height:38px;border-radius:12px}
  .mk-nav-item{padding:11px 2px;font-size:10px}
  .mk-rail-item{flex:0 0 calc((100% - 2 * 16px) / 3.1)}
}
@media (max-width:991.98px){
  .mk-sidenav{display:none}
  .mk-topbar{display:flex}
  .mk-main{margin-left:0}
  .mk-section{padding:64px 0}
  .mk-hero{padding:48px 0 64px}
  .mk-video-stack{order:-1;margin-bottom:34px}
  .mk-video-main{width:min(100%,240px)}
  .mk-flow{grid-template-columns:1fr;gap:14px}
  .mk-flow-item::after{display:none}
  .mk-rail-item{flex:0 0 78%}
  .mk-section-head{flex-direction:column;align-items:flex-start;gap:14px}
  .mk-cta-actions{justify-content:flex-start;margin-top:24px}
}
@media (max-width:767.98px){
  .container{padding-inline:16px}
  .mk-section{padding:48px 0}
  .mk-hero{padding:36px 0 48px}
  .mk-hero-sub{font-size:16px}
  .mk-hero-actions{flex-direction:column}
  .mk-hero-actions .mk-btn{width:100%}
  .mk-stat{flex:1 1 100%}
  .mk-list-grid{grid-template-columns:1fr}
  .mk-list-col:last-child{margin-top:0}
  .mk-list-item{gap:14px;padding:16px}
  .mk-thumb{flex-basis:72px;width:72px;height:72px;border-radius:16px}
  .mk-num{font-size:44px}
  .mk-cta-band{padding:24px;border-radius:22px}
  .mk-cta-band .mk-btn{width:100%}
  .mk-cta-actions{flex-direction:column;align-items:stretch}
  .mk-footer{margin-top:56px;padding-top:48px}
  .mk-mobile-cta{display:flex}
  body{padding-bottom:72px}
  .mk-voice{flex:0 0 250px}
}
@media (max-width:575.98px){
  .mk-video-main{width:min(100%,210px)}
  .mk-badge{font-size:11px;padding:3px 10px}
  .mk-btn{padding:12px 20px;font-size:14px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;transition-duration:.01ms !important}
  .reveal{opacity:1;transform:none}
}

.reveal{opacity:1;transform:none}

/* roulang page: article */
:root{
  --mk-bg-0:#060A12;
  --mk-bg-1:#0B1220;
  --mk-bg-2:#111A2C;
  --mk-primary:#1FE3C2;
  --mk-primary-2:#38C8FF;
  --mk-accent:#FF7A29;
  --mk-accent-2:#C8FF4D;
  --mk-text-1:#EEF4FF;
  --mk-text-2:#A6B4CC;
  --mk-text-3:#6B7A93;
  --mk-line:rgba(255,255,255,.10);
  --mk-glass:rgba(255,255,255,.055);
  --mk-glow:0 0 0 1px rgba(31,227,194,.35), 0 12px 36px -12px rgba(31,227,194,.55);
  --mk-r-pill:999px;
  --mk-r-video:24px;
  --mk-r-card:22px;
  --mk-r-input:14px;
  --mk-r-sm:18px;
  --mk-shadow-panel:0 10px 30px -18px rgba(0,0,0,.8);
  --mk-shadow-hover:0 18px 48px -16px rgba(0,0,0,.85);
  --mk-side:88px;
  --mk-ease:cubic-bezier(.2,.7,.3,1);
  --mk-gap:24px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--mk-bg-0);
  color:var(--mk-text-1);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background:
    radial-gradient(720px 420px at 22% -6%, rgba(31,227,194,.13), transparent 62%),
    radial-gradient(560px 420px at 96% 8%, rgba(56,200,255,.09), transparent 60%);
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .2s var(--mk-ease)}
a:hover{color:var(--mk-primary)}
button{font-family:inherit}
h1,h2,h3,h4{color:var(--mk-text-1);font-weight:700;margin:0;line-height:1.25}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
::selection{background:rgba(31,227,194,.35);color:#04121A}
:focus-visible{outline:2px solid var(--mk-accent-2);outline-offset:3px;border-radius:6px}

.mk-skip{
  position:absolute;left:-9999px;top:0;z-index:200;
  background:var(--mk-primary);color:#04121A;padding:10px 18px;border-radius:0 0 12px 0;font-weight:700;
}
.mk-skip:focus{left:0}

.container{
  max-width:1320px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
  position:relative;
  z-index:1;
}
@media (min-width:1440px){.container{max-width:1360px}}

/* ============ 左侧竖向导航 ============ */
.mk-sidebar{
  position:fixed;
  top:0;left:0;bottom:0;
  width:var(--mk-side);
  z-index:60;
  background:rgba(9,14,26,.86);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  border-right:1px solid var(--mk-line);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06);
  display:flex;
  flex-direction:column;
  overflow-y:auto;
  scrollbar-width:none;
}
.mk-sidebar::-webkit-scrollbar{display:none}
.mk-sidebar-inner{
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:22px;
  padding:20px 8px 26px;
  min-height:100%;
}
.mk-sidebar-brand{
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:10px;
  padding-bottom:16px;
  border-bottom:1px solid var(--mk-line);
  width:100%;
}
.mk-sidebar-brand strong{
  writing-mode:vertical-rl;
  letter-spacing:.16em;
  font-size:12px;
  color:var(--mk-text-1);
  font-weight:700;
}
.mk-logo-mark{
  width:38px;height:38px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:12px;
  color:#04121A;
  background:linear-gradient(120deg,var(--mk-primary),var(--mk-primary-2));
  box-shadow:0 8px 22px -10px rgba(31,227,194,.85);
  flex:none;
}
.mk-nav-list{
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:8px;
  width:100%;
}
.mk-nav-item{
  position:relative;
  width:100%;
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:6px;
  padding:12px 4px;
  border-radius:16px;
  color:var(--mk-text-2);
  font-size:12px;
  line-height:1.25;
  text-align:center;
  transition:background .22s var(--mk-ease),color .22s var(--mk-ease),transform .22s var(--mk-ease);
}
.mk-nav-item i{font-size:17px;color:var(--mk-text-3);transition:color .22s var(--mk-ease)}
.mk-nav-item:hover{background:rgba(255,255,255,.05);color:var(--mk-text-1);transform:translateY(-1px)}
.mk-nav-item:hover i{color:var(--mk-primary)}
.mk-nav-item.is-active{background:rgba(31,227,194,.10);color:var(--mk-text-1)}
.mk-nav-item.is-active i{color:var(--mk-primary)}
.mk-nav-item.is-active::before{
  content:"";
  position:absolute;
  left:-8px;top:50%;transform:translateY(-50%);
  width:3px;height:26px;border-radius:3px;
  background:var(--mk-primary);
  box-shadow:0 0 14px rgba(31,227,194,.85);
}
.mk-nav-label{display:block}
.mk-sidebar-cta{
  margin-top:auto;
  width:44px;height:44px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:50%;
  color:#04121A;
  background:linear-gradient(120deg,var(--mk-accent),#FFB063);
  box-shadow:0 10px 26px -12px rgba(255,122,41,.9);
  transition:transform .22s var(--mk-ease),filter .22s var(--mk-ease);
}
.mk-sidebar-cta:hover{transform:translateY(-2px) scale(1.04);filter:brightness(1.08);color:#04121A}

/* 移动端顶栏 */
.mk-topbar{
  display:none;
  position:sticky;
  top:0;
  z-index:70;
  height:56px;
  align-items:center;
  justify-content:space-between;
  padding:0 16px;
  background:rgba(8,12,22,.92);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid var(--mk-line);
}
.mk-topbar-brand{display:flex;align-items:center;gap:10px}
.mk-topbar-brand strong{font-size:15px;letter-spacing:.02em}
.mk-topbar-brand .mk-logo-mark{width:32px;height:32px;border-radius:10px}
.mk-burger{
  width:44px;height:44px;
  display:inline-flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;
  background:transparent;border:1px solid var(--mk-line);border-radius:12px;cursor:pointer;
}
.mk-burger span{display:block;width:18px;height:2px;border-radius:2px;background:var(--mk-text-1);transition:transform .22s var(--mk-ease),opacity .22s var(--mk-ease)}
body.mk-nav-open .mk-burger span:nth-child(1){transform:translateY(7px) rotate(45deg)}
body.mk-nav-open .mk-burger span:nth-child(2){opacity:0}
body.mk-nav-open .mk-burger span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mk-mask{
  display:none;
  position:fixed;inset:0;z-index:55;
  background:rgba(3,6,12,.68);
  backdrop-filter:blur(2px);
}
body.mk-nav-open .mk-mask{display:block}

/* ============ 主区域 ============ */
.mk-main{
  position:relative;
  z-index:1;
  padding-left:var(--mk-side);
  padding-top:40px;
  padding-bottom:96px;
  min-height:70vh;
}
.mk-breadcrumb{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
  font-size:13px;
  color:var(--mk-text-3);
  margin-bottom:26px;
}
.mk-breadcrumb a{color:var(--mk-text-2)}
.mk-breadcrumb a:hover{color:var(--mk-primary)}
.mk-breadcrumb .sep{color:var(--mk-text-3);opacity:.6}
.mk-breadcrumb .now{color:var(--mk-text-1);max-width:340px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

.mk-article-head{
  max-width:860px;
  margin-bottom:32px;
}
.mk-badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 13px;
  border-radius:var(--mk-r-pill);
  font-size:12px;
  letter-spacing:.04em;
  background:rgba(31,227,194,.12);
  color:var(--mk-primary);
  border:1px solid rgba(31,227,194,.28);
}
.mk-article-title{
  font-size:clamp(28px,4.2vw,46px);
  line-height:1.18;
  margin:16px 0 18px;
  letter-spacing:-.01em;
}
.mk-meta{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px 20px;
  font-size:13.5px;
  color:var(--mk-text-3);
  font-variant-numeric:tabular-nums;
}
.mk-meta span{display:inline-flex;align-items:center;gap:7px}
.mk-meta i{color:var(--mk-primary);font-size:12px}

.mk-cover{
  max-width:1000px;
  margin:0 0 44px;
  border-radius:20px;
  overflow:hidden;
  position:relative;
  border:1px solid var(--mk-line);
  box-shadow:var(--mk-shadow-panel);
}
.mk-cover img{
  width:100%;
  aspect-ratio:16/9;
  object-fit:cover;
}
.mk-cover::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(6,10,18,0) 45%,rgba(6,10,18,.75));
  pointer-events:none;
}
.mk-cover figcaption{
  position:absolute;
  left:22px;bottom:16px;
  z-index:2;
  font-size:13px;
  color:var(--mk-text-2);
}

/* ============ 正文排版 ============ */
.mk-article-body{
  max-width:760px;
}
.mk-prose{
  color:var(--mk-text-2);
  font-size:17.5px;
  line-height:1.9;
}
.mk-prose p{margin:0 0 1.4em}
.mk-prose h2{
  position:relative;
  margin:2.2em 0 .9em;
  padding-left:16px;
  font-size:clamp(22px,2.6vw,30px);
  color:var(--mk-text-1);
  line-height:1.35;
}
.mk-prose h2::before{
  content:"";
  position:absolute;left:0;top:.2em;bottom:.2em;width:3px;border-radius:3px;
  background:var(--mk-primary);
  box-shadow:0 0 14px rgba(31,227,194,.8);
}
.mk-prose h3{
  margin:1.8em 0 .7em;
  font-size:19px;
  color:var(--mk-text-1);
}
.mk-prose blockquote{
  margin:1.7em 0;
  padding:18px 22px;
  border-left:3px solid var(--mk-primary);
  border-radius:0 18px 18px 0;
  background:var(--mk-glass);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  color:var(--mk-text-1);
}
.mk-prose ul,.mk-prose ol{margin:1.2em 0;padding:0;list-style:none}
.mk-prose li{position:relative;padding-left:24px;margin:.55em 0}
.mk-prose ul li::before{
  content:"";position:absolute;left:2px;top:.66em;
  width:8px;height:8px;border-radius:2px;
  background:var(--mk-primary);
  box-shadow:0 0 10px rgba(31,227,194,.65);
}
.mk-prose ol{counter-reset:mklist}
.mk-prose ol li::before{
  counter-increment:mklist;
  content:counter(mklist);
  position:absolute;left:0;top:.28em;
  font-size:13px;font-weight:700;color:var(--mk-primary);
  font-variant-numeric:tabular-nums;
}
.mk-prose img{border-radius:16px;margin:1.7em auto;border:1px solid var(--mk-line)}
.mk-prose figure{margin:1.7em 0}
.mk-prose figcaption{text-align:center;font-size:13px;color:var(--mk-text-3);margin-top:10px}
.mk-prose table{width:100%;border-collapse:collapse;margin:1.7em 0;font-size:15px;border-radius:14px;overflow:hidden}
.mk-prose th,.mk-prose td{padding:12px 14px;border-bottom:1px solid var(--mk-line);text-align:left}
.mk-prose th{background:rgba(31,227,194,.09);color:var(--mk-text-1);font-weight:700}
.mk-prose tbody tr:nth-child(odd){background:rgba(255,255,255,.03)}
.mk-prose a{color:var(--mk-primary);text-decoration:underline;text-underline-offset:3px;text-decoration-color:rgba(31,227,194,.45)}
.mk-prose a:hover{text-decoration-color:var(--mk-primary);box-shadow:0 0 14px rgba(31,227,194,.4)}
.mk-prose strong{color:var(--mk-text-1)}

.mk-empty{
  padding:48px 28px;
  text-align:center;
  border-radius:var(--mk-r-card);
  background:var(--mk-glass);
  border:1px solid var(--mk-line);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
}
.mk-empty i{font-size:30px;color:var(--mk-primary);margin-bottom:14px;display:block}
.mk-empty h2{font-size:22px;margin-bottom:10px}
.mk-empty p{color:var(--mk-text-2);margin-bottom:22px}

.mk-tags{
  display:flex;flex-wrap:wrap;gap:10px;
  margin:52px 0 0;
  max-width:760px;
}
.mk-tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:7px 15px;
  border-radius:var(--mk-r-pill);
  font-size:13px;
  color:var(--mk-text-2);
  background:var(--mk-glass);
  border:1px solid var(--mk-line);
  transition:border-color .22s var(--mk-ease),color .22s var(--mk-ease),transform .22s var(--mk-ease);
}
.mk-tag:hover{color:var(--mk-primary);border-color:rgba(31,227,194,.45);transform:translateY(-2px)}

.mk-share{
  display:flex;align-items:center;gap:12px;
  margin:26px 0 0;
  padding-top:26px;
  border-top:1px solid var(--mk-line);
  max-width:760px;
}
.mk-share span{font-size:13px;color:var(--mk-text-3);margin-right:4px}
.mk-share-btn{
  width:44px;height:44px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:50%;
  border:1px solid var(--mk-line);
  background:var(--mk-glass);
  color:var(--mk-text-2);
  cursor:pointer;
  transition:transform .22s var(--mk-ease),color .22s var(--mk-ease),border-color .22s var(--mk-ease),box-shadow .22s var(--mk-ease);
}
.mk-share-btn:hover{color:var(--mk-primary);border-color:rgba(31,227,194,.5);transform:translateY(-2px);box-shadow:0 10px 24px -14px rgba(31,227,194,.9)}
.mk-share-btn:active{transform:translateY(0)}

/* 上下篇 */
.mk-adjacent{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:18px;
  margin:56px 0 0;
  max-width:1000px;
}
.mk-adj-card{
  display:flex;flex-direction:column;gap:8px;
  padding:20px;
  border-radius:var(--mk-r-card);
  background:var(--mk-bg-1);
  border:1px solid var(--mk-line);
  transition:transform .22s var(--mk-ease),border-color .22s var(--mk-ease),box-shadow .22s var(--mk-ease);
}
.mk-adj-card:hover{transform:translateY(-3px);border-color:rgba(31,227,194,.4);box-shadow:var(--mk-shadow-hover)}
.mk-adj-card small{font-size:12px;color:var(--mk-text-3);letter-spacing:.08em}
.mk-adj-card strong{font-size:16px;color:var(--mk-text-1);line-height:1.45}
.mk-adj-card i{color:var(--mk-primary);font-size:13px}

.mk-section{margin-top:88px}
.mk-section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:20px;
  margin-bottom:28px;
}
.mk-section-head h2{font-size:clamp(22px,2.6vw,32px)}
.mk-section-head p{font-size:13.5px;color:var(--mk-text-3);margin-top:8px}
.mk-text-link{
  display:inline-flex;align-items:center;gap:8px;
  color:var(--mk-primary);font-size:14px;white-space:nowrap;
}
.mk-text-link i{transition:transform .22s var(--mk-ease)}
.mk-text-link:hover i{transform:translateX(4px)}
.mk-text-link:hover{text-shadow:0 0 16px rgba(31,227,194,.6)}

.mk-card-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:22px;
}
.mk-card{
  display:flex;flex-direction:column;
  border-radius:var(--mk-r-card);
  background:var(--mk-bg-1);
  border:1px solid var(--mk-line);
  overflow:hidden;
  transition:transform .24s var(--mk-ease),border-color .24s var(--mk-ease),box-shadow .24s var(--mk-ease);
}
.mk-card:hover{transform:translateY(-3px);border-color:rgba(31,227,194,.35);box-shadow:var(--mk-shadow-hover)}
.mk-card-media{position:relative;overflow:hidden}
.mk-card-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .4s var(--mk-ease)}
.mk-card:hover .mk-card-media img{transform:scale(1.04)}
.mk-card-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(6,10,18,0) 50%,rgba(6,10,18,.72));
}
.mk-card-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.mk-card-body h3{
  font-size:17px;
  line-height:1.45;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.mk-card-body p{
  font-size:14px;color:var(--mk-text-2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.mk-card-foot{
  margin-top:auto;
  display:flex;align-items:center;justify-content:space-between;
  font-size:12.5px;color:var(--mk-text-3);
  font-variant-numeric:tabular-nums;
  padding-top:12px;border-top:1px solid var(--mk-line);
}
.mk-card-foot i{color:var(--mk-primary);transition:transform .22s var(--mk-ease)}
.mk-card:hover .mk-card-foot i{transform:translateX(4px)}

.mk-cta{
  margin-top:88px;
  padding:34px 36px;
  border-radius:var(--mk-r-card);
  background:linear-gradient(120deg,rgba(31,227,194,.10),rgba(56,200,255,.06));
  border:1px solid rgba(31,227,194,.28);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
}
.mk-cta h2{font-size:clamp(20px,2.2vw,26px);margin-bottom:10px}
.mk-cta p{font-size:14px;color:var(--mk-text-2)}
.mk-cta-points{display:flex;flex-wrap:wrap;gap:8px 18px;margin-top:14px;font-size:13px;color:var(--mk-text-2)}
.mk-cta-points span{display:inline-flex;align-items:center;gap:7px}
.mk-cta-points i{color:var(--mk-accent-2);font-size:12px}
.mk-cta-actions{display:flex;gap:12px;flex-wrap:wrap}

.mk-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;
  padding:0 24px;
  border-radius:var(--mk-r-pill);
  font-size:15px;font-weight:700;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .2s var(--mk-ease),filter .2s var(--mk-ease),box-shadow .2s var(--mk-ease),background .2s var(--mk-ease),color .2s var(--mk-ease);
}
.mk-btn-primary{
  color:#04121A;
  background:linear-gradient(120deg,var(--mk-primary),var(--mk-primary-2));
  box-shadow:0 12px 30px -14px rgba(31,227,194,.95);
}
.mk-btn-primary:hover{color:#04121A;filter:brightness(1.08);transform:translateY(-2px);box-shadow:0 18px 42px -16px rgba(31,227,194,1)}
.mk-btn-primary:active{transform:translateY(0);box-shadow:inset 0 2px 10px rgba(0,0,0,.35)}
.mk-btn-ghost{
  color:var(--mk-text-1);
  background:rgba(255,255,255,.03);
  border-color:rgba(31,227,194,.4);
}
.mk-btn-ghost:hover{color:var(--mk-text-1);background:rgba(31,227,194,.08);transform:translateY(-2px)}
.mk-btn-accent{
  color:#1A0A00;
  background:linear-gradient(120deg,var(--mk-accent),#FFB063);
  box-shadow:0 12px 30px -14px rgba(255,122,41,.95);
}
.mk-btn-accent:hover{color:#1A0A00;filter:brightness(1.07);transform:translateY(-2px)}

/* ============ 页脚 ============ */
.mk-footer{
  position:relative;
  z-index:1;
  margin-left:var(--mk-side);
  background:var(--mk-bg-1);
  border-top:1px solid var(--mk-line);
  padding:64px 0 26px;
}
.mk-footer h4{font-size:15px;margin-bottom:18px;color:var(--mk-text-1)}
.mk-footer p{color:var(--mk-text-2);font-size:14px;margin:14px 0 18px;max-width:320px}
.mk-brand{display:flex;align-items:center;gap:12px;margin-bottom:6px}
.mk-brand strong{font-size:17px;letter-spacing:.02em}
.mk-footer ul li{margin-bottom:11px}
.mk-footer ul a{color:var(--mk-text-2);font-size:14px}
.mk-footer ul a:hover{color:var(--mk-primary)}
.mk-social{display:flex;gap:10px;margin-top:6px}
.mk-social a{
  width:38px;height:38px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--mk-line);
  background:var(--mk-glass);
  color:var(--mk-text-2);
  transition:transform .22s var(--mk-ease),color .22s var(--mk-ease),border-color .22s var(--mk-ease);
}
.mk-social a:hover{color:var(--mk-primary);border-color:rgba(31,227,194,.5);transform:translateY(-2px)}
.mk-footer-bottom{
  margin-top:44px;
  padding-top:22px;
  border-top:1px solid var(--mk-line);
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;
  font-size:13px;color:var(--mk-text-3);
}
.mk-to-top{display:inline-flex;align-items:center;gap:8px;color:var(--mk-text-2)}
.mk-to-top:hover{color:var(--mk-primary)}

@media (max-width:1199.98px){
  :root{--mk-side:72px}
  .mk-sidebar-brand strong{font-size:11px}
}
@media (max-width:991.98px){
  :root{--mk-side:0px}
  .mk-topbar{display:flex}
  .mk-sidebar{
    width:min(80vw,320px);
    transform:translateX(-104%);
    transition:transform .28s var(--mk-ease);
    background:rgba(8,12,22,.97);
  }
  body.mk-nav-open .mk-sidebar{transform:none}
  .mk-sidebar-inner{align-items:flex-start;padding:20px 18px 28px;gap:18px}
  .mk-sidebar-brand{flex-direction:row;align-items:center;justify-content:flex-start;gap:12px}
  .mk-sidebar-brand strong{writing-mode:horizontal-tb;font-size:16px;letter-spacing:.02em}
  .mk-nav-list{align-items:stretch;gap:6px}
  .mk-nav-item{
    flex-direction:row;
    justify-content:flex-start;
    gap:12px;
    padding:14px 14px;
    font-size:15px;
    text-align:left;
    min-height:48px;
  }
  .mk-nav-item.is-active::before{left:0;width:3px;height:22px}
  .mk-nav-label br{display:none}
  .mk-sidebar-cta{margin-top:12px;width:100%;height:48px;border-radius:999px;gap:8px}
  .mk-sidebar-cta::after{content:"立即跟买";font-size:15px;font-weight:700}
  .mk-main{padding-top:28px;padding-bottom:72px}
  .mk-section{margin-top:64px}
  .mk-cta{margin-top:64px}
  .mk-footer{margin-left:0;padding:52px 0 24px}
  .mk-card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:767.98px){
  .container{padding-left:16px;padding-right:16px}
  .mk-prose{font-size:16px;line-height:1.85}
  .mk-section{margin-top:48px}
  .mk-cta{margin-top:48px;padding:26px 20px}
  .mk-adjacent{grid-template-columns:1fr;margin-top:40px}
  .mk-cover{margin-bottom:32px;border-radius:16px}
  .mk-card-grid{grid-template-columns:1fr;gap:18px}
  .mk-card-body h3{font-size:16.5px}
  .mk-section-head{flex-direction:column;align-items:flex-start;gap:10px}
  .mk-cta-actions{width:100%}
  .mk-cta-actions .mk-btn{flex:1 1 100%}
  .mk-meta{gap:8px 16px;font-size:13px}
  .mk-footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:519.98px){
  .mk-btn{width:100%}
  .mk-share{flex-wrap:wrap}
  .mk-article-title{font-size:26px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important}
}

/* roulang page: category1 */
:root{
  --mk-bg-0:#060A12;
  --mk-bg-1:#0B1220;
  --mk-bg-2:#111A2C;
  --mk-primary:#1FE3C2;
  --mk-primary-2:#38C8FF;
  --mk-accent:#FF7A29;
  --mk-accent-2:#C8FF4D;
  --mk-text-1:#EEF4FF;
  --mk-text-2:#A6B4CC;
  --mk-text-3:#6B7A93;
  --mk-line:rgba(255,255,255,.10);
  --mk-glass:rgba(255,255,255,.055);
  --mk-glow:0 0 0 1px rgba(31,227,194,.35), 0 12px 36px -12px rgba(31,227,194,.55);
  --mk-r-pill:999px;
  --mk-r-card:22px;
  --mk-r-input:14px;
  --mk-sh-panel:0 10px 30px -18px rgba(0,0,0,.8);
  --mk-sh-hover:0 18px 48px -16px rgba(0,0,0,.85);
  --mk-ease:cubic-bezier(.2,.7,.3,1);
  --mk-side:92px;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:
    radial-gradient(1200px 600px at 78% -8%, rgba(31,227,194,.07), transparent 60%),
    radial-gradient(900px 520px at 8% 12%, rgba(56,200,255,.06), transparent 62%),
    var(--mk-bg-0);
  color:var(--mk-text-1);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.72;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border-style:none}
a{color:inherit;text-decoration:none;transition:color .2s var(--mk-ease)}
a:hover{color:var(--mk-primary)}
button{font-family:inherit;border:0;background:none;cursor:pointer}
ul{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.25;letter-spacing:.01em}
p{margin:0}
:focus-visible{outline:2px solid var(--mk-accent-2);outline-offset:3px;border-radius:6px}

.container,.container-lg,.container-md,.container-sm,.container-xl{
  --bs-gutter-x:24px;
  width:100%;
  max-width:1320px;
  padding-inline:24px;
  margin-inline:auto;
}
@media (min-width:1440px){
  .container,.container-lg,.container-md,.container-sm,.container-xl{max-width:1360px}
}
@media (max-width:575.98px){
  .container,.container-lg,.container-md,.container-sm,.container-xl{padding-inline:16px}
}

/* ============ 左侧竖向导航 ============ */
.mk-sidebar{
  position:fixed;
  top:0;left:0;bottom:0;
  width:var(--mk-side);
  z-index:60;
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:10px;
  padding:22px 10px 20px;
  background:rgba(11,18,32,.74);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  border-right:1px solid var(--mk-line);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.07);
  overflow-y:auto;
  scrollbar-width:none;
}
.mk-sidebar::-webkit-scrollbar{width:0;height:0}
.mk-sidebar-logo{
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:8px;
  padding:6px 4px 14px;
  border-bottom:1px solid var(--mk-line);
  width:100%;
}
.mk-logo-mark{
  width:42px;height:42px;
  display:grid;place-items:center;
  border-radius:14px;
  color:#04121A;
  background:linear-gradient(120deg,var(--mk-primary),var(--mk-primary-2));
  box-shadow:0 10px 26px -12px rgba(31,227,194,.85);
}
.mk-logo-text{
  font-size:10.5px;
  font-weight:700;
  letter-spacing:.05em;
  line-height:1.3;
  text-align:center;
  color:var(--mk-text-1);
}
.mk-logo-text span{display:block;color:var(--mk-primary)}
.mk-nav-list{
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:10px;
  width:100%;
  padding-top:8px;
}
.mk-nav-item{
  position:relative;
  width:66px;
  min-height:76px;
  padding:13px 6px;
  border-radius:18px;
  border:1px solid transparent;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:8px;
  font-size:12px;
  line-height:1.25;
  text-align:center;
  color:var(--mk-text-2);
  transition:background .22s var(--mk-ease),color .22s var(--mk-ease),border-color .22s var(--mk-ease),transform .22s var(--mk-ease),box-shadow .22s var(--mk-ease);
}
.mk-nav-item i{font-size:17px;transition:transform .22s var(--mk-ease)}
.mk-nav-item:hover{
  color:var(--mk-text-1);
  background:var(--mk-glass);
  border-color:var(--mk-line);
  transform:translateY(-2px);
}
.mk-nav-item:hover i{transform:scale(1.08)}
.mk-nav-item.is-active{
  color:var(--mk-primary);
  background:rgba(31,227,194,.10);
  border-color:rgba(31,227,194,.32);
  box-shadow:0 14px 32px -16px rgba(31,227,194,.75);
}
.mk-nav-item.is-active::before{
  content:"";
  position:absolute;
  left:-11px;top:50%;
  transform:translateY(-50%);
  width:3px;height:28px;
  border-radius:3px;
  background:var(--mk-primary);
  box-shadow:0 0 12px 2px rgba(31,227,194,.7);
}
.mk-nav-label{display:block;letter-spacing:.02em}
.mk-side-cta{
  margin-top:auto;
  width:58px;height:58px;
  border-radius:var(--mk-r-pill);
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:1px;
  font-size:10px;
  font-weight:700;
  color:#04121A;
  background:linear-gradient(120deg,var(--mk-primary),var(--mk-primary-2));
  box-shadow:0 14px 32px -14px rgba(31,227,194,.85);
  transition:transform .22s var(--mk-ease),filter .22s var(--mk-ease);
}
.mk-side-cta i{font-size:15px}
.mk-side-cta:hover{transform:translateY(-3px);filter:brightness(1.08);color:#04121A}

/* ============ 移动端顶栏与抽屉 ============ */
.mk-topbar{
  display:none;
  position:sticky;
  top:0;
  z-index:70;
  height:56px;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding-inline:16px;
  background:rgba(11,18,32,.86);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid var(--mk-line);
}
.mk-topbar-brand{
  display:flex;
  align-items:center;
  gap:9px;
  font-size:14px;
  font-weight:700;
  color:var(--mk-text-1);
}
.mk-topbar-brand .mk-logo-mark{width:32px;height:32px;border-radius:11px}
.mk-topbar-brand .mk-logo-mark svg{width:18px;height:18px}
.mk-burger{
  width:44px;height:44px;
  border-radius:var(--mk-r-input);
  display:grid;place-items:center;
  color:var(--mk-text-1);
  border:1px solid var(--mk-line);
  background:var(--mk-glass);
  font-size:16px;
}
.mk-burger:hover{color:var(--mk-primary);border-color:rgba(31,227,194,.4)}
.mk-drawer{
  position:fixed;
  inset:0;
  z-index:120;
  display:flex;
  flex-direction:column;
  gap:6px;
  padding:22px 20px 28px;
  background:rgba(6,10,18,.97);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  opacity:0;
  visibility:hidden;
  pointer-events:none;
  transform:translateY(-14px);
  transition:opacity .24s var(--mk-ease),transform .28s var(--mk-ease),visibility .28s;
}
.mk-drawer.is-open{opacity:1;visibility:visible;pointer-events:auto;transform:translateY(0)}
.mk-drawer-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding-bottom:14px;
  border-bottom:1px solid var(--mk-line);
}
.mk-drawer-brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:15px}
.mk-drawer-close{
  width:44px;height:44px;
  border-radius:var(--mk-r-input);
  border:1px solid var(--mk-line);
  background:var(--mk-glass);
  color:var(--mk-text-1);
  display:grid;place-items:center;
}
.mk-drawer-nav{display:flex;flex-direction:column;gap:10px;padding-top:16px}
.mk-drawer-nav a{
  display:flex;
  align-items:center;
  gap:14px;
  min-height:56px;
  padding:14px 16px;
  border-radius:var(--mk-r-input);
  border:1px solid var(--mk-line);
  background:var(--mk-glass);
  font-size:16px;
  font-weight:600;
  color:var(--mk-text-1);
}
.mk-drawer-nav a i{color:var(--mk-primary);font-size:16px;width:20px;text-align:center}
.mk-drawer-nav a.is-active{
  border-color:rgba(31,227,194,.4);
  background:rgba(31,227,194,.1);
  color:var(--mk-primary);
}
.mk-drawer-cta{margin-top:auto}

/* ============ 主体骨架 ============ */
.mk-main{margin-left:var(--mk-side);min-height:100vh;display:flex;flex-direction:column}
.mk-main > main{flex:1 1 auto}

@media (min-width:992px) and (max-width:1199.98px){
  :root{--mk-side:72px}
  .mk-sidebar{padding-inline:6px}
  .mk-nav-item{width:58px;padding-inline:4px;font-size:11.5px}
  .mk-logo-text{font-size:9.5px}
}
@media (max-width:991.98px){
  .mk-sidebar{display:none}
  .mk-main{margin-left:0}
  .mk-topbar{display:flex}
}

/* ============ 通用组件 ============ */
.mk-section{padding-block:88px;position:relative}
@media (max-width:991.98px){.mk-section{padding-block:64px}}
@media (max-width:575.98px){.mk-section{padding-block:48px}}

.mk-eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12px;
  letter-spacing:.14em;
  color:var(--mk-primary);
  margin-bottom:12px;
}
.mk-eyebrow::before{
  content:"";
  width:18px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--mk-primary),var(--mk-primary-2));
}
.mk-sec-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  flex-wrap:wrap;
  margin-bottom:34px;
}
.mk-sec-head h2{font-size:clamp(22px,2.6vw,34px)}
.mk-sec-desc{color:var(--mk-text-2);font-size:14.5px;margin-top:10px;max-width:640px}

.mk-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:9px;
  min-height:44px;
  padding:13px 26px;
  border-radius:var(--mk-r-pill);
  border:1px solid transparent;
  font-size:15px;
  font-weight:700;
  letter-spacing:.02em;
  white-space:nowrap;
  transition:transform .22s var(--mk-ease),box-shadow .22s var(--mk-ease),background .22s var(--mk-ease),color .22s var(--mk-ease),filter .22s var(--mk-ease);
}
.mk-btn-primary{
  background:linear-gradient(120deg,var(--mk-primary),var(--mk-primary-2));
  color:#04121A;
  box-shadow:0 12px 32px -14px rgba(31,227,194,.85);
}
.mk-btn-primary:hover{
  color:#04121A;
  transform:translateY(-2px);
  filter:brightness(1.08);
  box-shadow:0 20px 46px -16px rgba(31,227,194,.92);
}
.mk-btn-primary:active{transform:translateY(0);box-shadow:inset 0 3px 10px rgba(4,18,26,.45)}
.mk-btn-ghost{
  background:var(--mk-glass);
  border-color:rgba(31,227,194,.4);
  color:var(--mk-text-1);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
}
.mk-btn-ghost:hover{color:#fff;background:rgba(31,227,194,.12);transform:translateY(-2px)}
.mk-btn-accent{
  background:linear-gradient(120deg,var(--mk-accent),#FF9A55);
  color:#1B0C02;
  box-shadow:0 12px 32px -14px rgba(255,122,41,.8);
}
.mk-btn-accent:hover{color:#1B0C02;transform:translateY(-2px);filter:brightness(1.06)}
.mk-btn-sm{min-height:38px;padding:9px 18px;font-size:13.5px}

.mk-link-more{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:14px;
  font-weight:600;
  color:var(--mk-primary);
  border-bottom:1px solid transparent;
}
.mk-link-more i{transition:transform .2s var(--mk-ease)}
.mk-link-more:hover{color:var(--mk-primary);border-bottom-color:rgba(31,227,194,.6)}
.mk-link-more:hover i{transform:translateX(4px)}

.mk-badge{
  display:inline-flex;
  align-items:center;
  gap:7px;
  padding:6px 13px;
  border-radius:var(--mk-r-pill);
  font-size:12.5px;
  font-weight:600;
  background:rgba(31,227,194,.11);
  color:var(--mk-primary);
  border:1px solid rgba(31,227,194,.24);
}
.mk-badge-accent{
  background:rgba(255,122,41,.12);
  color:var(--mk-accent);
  border-color:rgba(255,122,41,.3);
}
.mk-spec{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:5px 11px;
  border-radius:var(--mk-r-pill);
  font-size:12px;
  color:var(--mk-text-2);
  background:rgba(255,255,255,.05);
  border:1px solid var(--mk-line);
}
.mk-spec i{color:var(--mk-primary);font-size:10.5px}

.mk-glass-card{
  background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.025));
  border:1px solid var(--mk-line);
  border-radius:var(--mk-r-card);
  box-shadow:var(--mk-sh-panel),inset 0 1px 0 rgba(255,255,255,.07);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
}

/* ============ Hero ============ */
.mk-hero{
  position:relative;
  padding:84px 0 68px;
  overflow:hidden;
  background-image:
    radial-gradient(900px 440px at 10% -12%, rgba(31,227,194,.18), transparent 62%),
    radial-gradient(700px 380px at 96% 8%, rgba(56,200,255,.12), transparent 66%),
    linear-gradient(180deg, rgba(6,10,18,.72), rgba(6,10,18,.95)),
    url(/assets/images/backpic/back-1.png);
  background-size:auto,auto,auto,cover;
  background-position:center,center,center,center;
  background-repeat:no-repeat;
  border-bottom:1px solid var(--mk-line);
}
.mk-hero::after{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  opacity:.45;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size:58px 58px;
  mask-image:radial-gradient(700px 380px at 22% 10%, #000 12%, transparent 78%);
  -webkit-mask-image:radial-gradient(700px 380px at 22% 10%, #000 12%, transparent 78%);
}
.mk-hero .container{position:relative;z-index:2}
.mk-hero-inner{max-width:840px}
.mk-hero h1{
  font-size:clamp(28px,4.2vw,52px);
  line-height:1.15;
  margin:18px 0 0;
  letter-spacing:-.01em;
}
.mk-hero h1 em{
  font-style:normal;
  color:var(--mk-primary);
  text-shadow:0 0 26px rgba(31,227,194,.45);
}
.mk-hero-sub{
  margin-top:18px;
  font-size:clamp(15px,1.4vw,17.5px);
  color:var(--mk-text-2);
  max-width:620px;
}
.mk-hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.mk-hero-stats{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:34px;
}
.mk-pill-stat{
  display:flex;
  align-items:center;
  gap:10px;
  padding:11px 18px;
  border-radius:var(--mk-r-pill);
  border:1px solid var(--mk-line);
  background:var(--mk-glass);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
}
.mk-pill-stat strong{
  font-size:22px;
  font-variant-numeric:tabular-nums;
  color:var(--mk-primary);
  font-weight:700;
  line-height:1;
}
.mk-pill-stat span{font-size:12.5px;color:var(--mk-text-3);line-height:1.3}

/* ============ 胶囊标签条 ============ */
.mk-chipbar-wrap{
  border-bottom:1px solid var(--mk-line);
  background:rgba(11,18,32,.55);
  padding-block:16px;
}
.mk-chipbar{
  display:flex;
  gap:10px;
  overflow-x:auto;
  scrollbar-width:none;
  padding-bottom:2px;
}
.mk-chipbar::-webkit-scrollbar{height:0}
.mk-chip{
  flex:0 0 auto;
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:9px 18px;
  border-radius:var(--mk-r-pill);
  font-size:13.5px;
  color:var(--mk-text-2);
  border:1px solid var(--mk-line);
  background:var(--mk-glass);
  transition:all .2s var(--mk-ease);
}
.mk-chip:hover{
  color:var(--mk-primary);
  border-color:rgba(31,227,194,.45);
  background:rgba(31,227,194,.1);
  transform:translateY(-1px);
}
.mk-chip.is-current{
  color:#04121A;
  background:linear-gradient(120deg,var(--mk-primary),var(--mk-primary-2));
  border-color:transparent;
  font-weight:700;
}

/* ============ 横向大卡 ============ */
.mk-cards{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:24px;
}
.mk-wide-card{
  display:grid;
  grid-template-columns:248px minmax(0,1fr);
  background:var(--mk-bg-1);
  border:1px solid var(--mk-line);
  border-radius:var(--mk-r-card);
  overflow:hidden;
  box-shadow:var(--mk-sh-panel);
  transition:transform .24s var(--mk-ease),border-color .24s var(--mk-ease),box-shadow .24s var(--mk-ease);
}
.mk-wide-card:hover{
  transform:translateY(-3px);
  border-color:rgba(31,227,194,.32);
  box-shadow:var(--mk-sh-hover),0 0 0 1px rgba(31,227,194,.18);
}
.mk-wide-media{
  position:relative;
  overflow:hidden;
  background:rgba(31,227,194,.08);
  border-right:1px solid var(--mk-line);
}
.mk-wide-media img{
  width:100%;
  height:100%;
  object-fit:cover;
  aspect-ratio:4/3;
  transition:transform .5s var(--mk-ease);
}
.mk-wide-card:hover .mk-wide-media img{transform:scale(1.04)}
.mk-wide-media::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(6,10,18,0) 40%,rgba(6,10,18,.62));
  pointer-events:none;
}
.mk-media-tag{
  position:absolute;
  left:12px;top:12px;
  z-index:2;
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:5px 11px;
  border-radius:var(--mk-r-pill);
  font-size:11.5px;
  font-weight:700;
  color:#1B0C02;
  background:linear-gradient(120deg,var(--mk-accent),#FF9A55);
  box-shadow:0 8px 20px -10px rgba(255,122,41,.9);
}
.mk-media-time{
  position:absolute;
  right:12px;bottom:12px;
  z-index:2;
  padding:5px 11px;
  border-radius:var(--mk-r-pill);
  font-size:11.5px;
  font-variant-numeric:tabular-nums;
  color:var(--mk-text-1);
  background:rgba(6,10,18,.72);
  border:1px solid var(--mk-line);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
}
.mk-wide-body{
  padding:20px;
  display:flex;
  flex-direction:column;
  gap:12px;
}
.mk-wide-body h3{
  font-size:18px;
  line-height:1.35;
}
.mk-wide-body h3 a:hover{color:var(--mk-primary)}
.mk-wide-specs{display:flex;flex-wrap:wrap;gap:8px}
.mk-wide-text{
  color:var(--mk-text-2);
  font-size:14px;
  line-height:1.65;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.mk-wide-foot{
  margin-top:auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding-top:4px;
}
.mk-wide-meta{
  font-size:12.5px;
  color:var(--mk-text-3);
  font-variant-numeric:tabular-nums;
}

/* ============ 指标面板 ============ */
.mk-metrics{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:18px;
}
.mk-metric{
  position:relative;
  padding:24px 20px;
  border-radius:var(--mk-r-card);
  background:linear-gradient(180deg,rgba(17,26,44,.92),rgba(11,18,32,.92));
  border:1px solid var(--mk-line);
  box-shadow:var(--mk-sh-panel);
  overflow:hidden;
  transition:transform .24s var(--mk-ease),border-color .24s var(--mk-ease);
}
.mk-metric:hover{transform:translateY(-3px);border-color:rgba(31,227,194,.3)}
.mk-metric::before{
  content:"";
  position:absolute;
  left:0;top:0;
  width:100%;height:2px;
  background:linear-gradient(90deg,var(--mk-primary),transparent);
  opacity:.7;
}
.mk-metric strong{
  display:block;
  font-size:30px;
  line-height:1;
  font-variant-numeric:tabular-nums;
  color:var(--mk-primary);
  font-weight:700;
}
.mk-metric strong small{font-size:15px;color:var(--mk-text-2);margin-left:4px;font-weight:600}
.mk-metric span{display:block;margin-top:10px;font-size:13px;color:var(--mk-text-3)}
.mk-metric em{
  display:block;
  margin-top:14px;
  font-style:normal;
  font-size:12.5px;
  color:var(--mk-text-2);
}

/* ============ 口碑横条 ============ */
.mk-reviews-wrap{
  background:linear-gradient(180deg,rgba(11,18,32,.9),rgba(6,10,18,.9));
  border-block:1px solid var(--mk-line);
}
.mk-reviews{
  display:flex;
  gap:16px;
  overflow-x:auto;
  scroll-snap-type:x proximity;
  padding-bottom:8px;
  scrollbar-width:none;
}
.mk-reviews::-webkit-scrollbar{height:0}
.mk-review{
  flex:0 0 auto;
  width:282px;
  scroll-snap-align:start;
  padding:18px;
  border-radius:18px;
  background:var(--mk-glass);
  border:1px solid var(--mk-line);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  transition:transform .24s var(--mk-ease),border-color .24s var(--mk-ease);
}
.mk-review:hover{transform:translateY(-3px);border-color:rgba(31,227,194,.3)}
.mk-review-head{display:flex;align-items:center;gap:11px}
.mk-avatar{
  width:36px;height:36px;
  flex:0 0 36px;
  border-radius:var(--mk-r-pill);
  display:grid;place-items:center;
  font-size:14px;
  font-weight:700;
  color:#04121A;
  background:linear-gradient(140deg,var(--mk-primary),var(--mk-primary-2));
}
.mk-review-head b{display:block;font-size:13.5px;font-weight:600}
.mk-stars{display:flex;gap:2px;color:var(--mk-accent);font-size:11px;margin-top:2px}
.mk-review p{margin-top:12px;font-size:13.8px;color:var(--mk-text-2);line-height:1.62}
.mk-review time{display:block;margin-top:10px;font-size:12px;color:var(--mk-text-3);font-variant-numeric:tabular-nums}

/* ============ 观看路径 ============ */
.mk-path-grid{
  display:grid;
  grid-template-columns:minmax(0,4fr) minmax(0,7fr);
  gap:44px;
  align-items:start;
}
.mk-path-list{display:flex;flex-direction:column;gap:16px}
.mk-path-item{
  display:flex;
  align-items:flex-start;
  gap:18px;
  padding:22px;
  border-radius:var(--mk-r-card);
  background:linear-gradient(180deg,rgba(255,255,255,.055),rgba(255,255,255,.02));
  border:1px solid var(--mk-line);
  box-shadow:var(--mk-sh-panel);
  transition:transform .24s var(--mk-ease),border-color .24s var(--mk-ease);
}
.mk-path-item:hover{transform:translateY(-3px);border-color:rgba(31,227,194,.32)}
.mk-path-num{
  flex:0 0 46px;
  width:46px;height:46px;
  border-radius:15px;
  display:grid;place-items:center;
  font-size:15px;
  font-weight:700;
  font-variant-numeric:tabular-nums;
  color:var(--mk-primary);
  background:rgba(31,227,194,.1);
  border:1px solid rgba(31,227,194,.28);
}
.mk-path-item h3{font-size:17px;margin-bottom:7px}
.mk-path-item p{font-size:14px;color:var(--mk-text-2);line-height:1.66}

/* ============ FAQ ============ */
.mk-faq{max-width:860px;display:flex;flex-direction:column;gap:14px}
.mk-faq-item{
  border-radius:18px;
  border:1px solid var(--mk-line);
  background:linear-gradient(180deg,rgba(255,255,255,.055),rgba(255,255,255,.02));
  box-shadow:var(--mk-sh-panel);
  overflow:hidden;
  transition:border-color .24s var(--mk-ease),box-shadow .24s var(--mk-ease);
}
.mk-faq-item.is-open{
  border-color:rgba(31,227,194,.35);
  border-left:3px solid var(--mk-primary);
  box-shadow:var(--mk-sh-panel),0 0 26px -14px rgba(31,227,194,.7);
}
.mk-faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:20px 22px;
  text-align:left;
  color:var(--mk-text-1);
  font-size:16.5px;
  font-weight:700;
  line-height:1.45;
}
.mk-faq-q i{
  flex:0 0 auto;
  width:30px;height:30px;
  border-radius:var(--mk-r-pill);
  display:grid;place-items:center;
  font-size:12px;
  color:var(--mk-primary);
  border:1px solid rgba(31,227,194,.35);
  background:rgba(31,227,194,.08);
  transition:transform .26s var(--mk-ease),background .26s var(--mk-ease);
}
.mk-faq-item.is-open .mk-faq-q i{transform:rotate(45deg);background:rgba(31,227,194,.2)}
.mk-faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .32s var(--mk-ease);
}
.mk-faq-a p{
  padding:0 22px 22px;
  color:var(--mk-text-2);
  font-size:14.8px;
  line-height:1.75;
}
.mk-faq-item.is-open .mk-faq-a{max-height:340px}

/* ============ CTA 横幅 ============ */
.mk-cta-band{
  position:relative;
  padding:44px;
  border-radius:26px;
  overflow:hidden;
  background-image:
    radial-gradient(600px 300px at 88% 0%, rgba(31,227,194,.2), transparent 66%),
    linear-gradient(150deg, rgba(17,26,44,.94), rgba(11,18,32,.96)),
    url(/assets/images/backpic/back-2.png);
  background-size:auto,auto,cover;
  background-position:center,center,center;
  border:1px solid var(--mk-line);
  box-shadow:var(--mk-sh-panel),inset 0 1px 0 rgba(255,255,255,.07);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  display:grid;
  grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);
  gap:32px;
  align-items:center;
}
.mk-cta-band h2{font-size:clamp(21px,2.4vw,30px)}
.mk-cta-band p{margin-top:12px;color:var(--mk-text-2);font-size:14.8px;max-width:560px}
.mk-cta-points{display:flex;flex-wrap:wrap;gap:10px 20px;margin-top:18px}
.mk-cta-points span{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12.8px;
  color:var(--mk-text-2);
}
.mk-cta-points i{color:var(--mk-accent-2);font-size:12px}
.mk-cta-actions{display:flex;flex-direction:column;gap:12px}
.mk-cta-actions .mk-btn{width:100%}

/* ============ 页脚 ============ */
.mk-footer{
  margin-top:auto;
  padding-top:72px;
  background:linear-gradient(180deg,rgba(11,18,32,.92),rgba(6,10,18,.98));
  border-top:1px solid var(--mk-line);
}
.mk-footer .mk-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.mk-footer .mk-brand strong{font-size:17px;letter-spacing:.02em}
.mk-footer p{color:var(--mk-text-2);font-size:14px;line-height:1.72;max-width:330px}
.mk-footer h4{font-size:14px;margin-bottom:18px;color:var(--mk-text-1);letter-spacing:.04em}
.mk-footer ul{display:flex;flex-direction:column;gap:11px}
.mk-footer ul a{font-size:14px;color:var(--mk-text-2)}
.mk-footer ul a:hover{color:var(--mk-primary)}
.mk-social{display:flex;gap:10px;margin-top:20px}
.mk-social a{
  width:42px;height:42px;
  border-radius:var(--mk-r-pill);
  display:grid;place-items:center;
  color:var(--mk-text-2);
  border:1px solid var(--mk-line);
  background:var(--mk-glass);
  transition:all .22s var(--mk-ease);
}
.mk-social a:hover{
  color:#04121A;
  background:linear-gradient(120deg,var(--mk-primary),var(--mk-primary-2));
  border-color:transparent;
  transform:translateY(-2px);
}
.mk-footer-bottom{
  margin-top:52px;
  padding:22px 0 26px;
  border-top:1px solid var(--mk-line);
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  font-size:13px;
  color:var(--mk-text-3);
}
.mk-to-top{display:inline-flex;align-items:center;gap:8px;color:var(--mk-text-2)}
.mk-to-top:hover{color:var(--mk-primary)}

/* ============ 动效 ============ */
.mk-reveal{opacity:0;transform:translateY(12px);transition:opacity .55s var(--mk-ease),transform .55s var(--mk-ease)}
.mk-reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important}
  .mk-reveal{opacity:1;transform:none}
  html{scroll-behavior:auto}
}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .mk-cards{grid-template-columns:1fr}
  .mk-wide-card{grid-template-columns:280px minmax(0,1fr)}
  .mk-path-grid{grid-template-columns:1fr;gap:32px}
  .mk-metrics{grid-template-columns:repeat(2,minmax(0,1fr))}
  .mk-cta-band{grid-template-columns:1fr;padding:34px 28px}
  .mk-cta-actions{flex-direction:row;flex-wrap:wrap}
  .mk-cta-actions .mk-btn{width:auto;flex:1 1 200px}
}
@media (max-width:767.98px){
  .mk-wide-card{grid-template-columns:1fr}
  .mk-wide-media{border-right:0;border-bottom:1px solid var(--mk-line)}
  .mk-wide-media img{aspect-ratio:16/9}
  .mk-hero{padding:54px 0 46px}
  .mk-hero-cta{flex-direction:column;align-items:stretch}
  .mk-hero-cta .mk-btn{width:100%}
  .mk-pill-stat{flex:1 1 calc(50% - 6px)}
  .mk-metric strong{font-size:26px}
}
@media (max-width:575.98px){
  body{font-size:15px}
  .mk-sec-head{margin-bottom:24px}
  .mk-wide-body{padding:18px}
  .mk-cta-band{padding:26px 20px;border-radius:22px}
  .mk-cta-points{flex-direction:column;gap:8px}
  .mk-faq-q{font-size:15.5px;padding:17px 18px}
  .mk-faq-a p{padding:0 18px 18px}
  .mk-review{width:250px}
  .mk-footer{padding-top:52px}
}

/* roulang page: category2 */
:root{
  --mk-bg-0:#060A12;
  --mk-bg-1:#0B1220;
  --mk-bg-2:#111A2C;
  --mk-primary:#1FE3C2;
  --mk-primary-2:#38C8FF;
  --mk-accent:#FF7A29;
  --mk-accent-2:#C8FF4D;
  --mk-text-1:#EEF4FF;
  --mk-text-2:#A6B4CC;
  --mk-text-3:#6B7A93;
  --mk-line:rgba(255,255,255,.10);
  --mk-glass:rgba(255,255,255,.055);
  --mk-glow:0 0 0 1px rgba(31,227,194,.35), 0 12px 36px -12px rgba(31,227,194,.55);
  --mk-r-pill:999px;
  --mk-r-video:24px;
  --mk-r-card:22px;
  --mk-r-input:14px;
  --mk-shadow-panel:0 10px 30px -18px rgba(0,0,0,.8);
  --mk-shadow-hover:0 18px 48px -16px rgba(0,0,0,.85);
  --mk-ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--mk-bg-0);
  color:var(--mk-text-1);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background:
    radial-gradient(920px 520px at 10% -10%, rgba(31,227,194,.10), transparent 62%),
    radial-gradient(760px 460px at 94% 4%, rgba(56,200,255,.07), transparent 64%),
    linear-gradient(transparent 0 100%);
}
img{max-width:100%;display:block}
a{color:var(--mk-primary);text-decoration:none;transition:color .22s var(--mk-ease)}
a:hover{color:#7BF3DF}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.01em;line-height:1.25}
p{margin:0 0 12px}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit}
::selection{background:rgba(31,227,194,.3);color:#fff}
:focus-visible{outline:2px solid var(--mk-accent-2);outline-offset:2px}

/* 布局骨架 */
.mk-shell{position:relative;z-index:1;display:flex;min-height:100vh}
.mk-main{flex:1;min-width:0;margin-left:88px}
.mk-main .container{max-width:1320px;padding-left:24px;padding-right:24px}
@media (min-width:1440px){.mk-main .container{max-width:1360px}}
@media (max-width:1199.98px) and (min-width:992px){.mk-main{margin-left:72px}}
@media (max-width:991.98px){.mk-main{margin-left:0}}

/* 左侧竖向导航 */
.mk-side{
  position:fixed;top:0;left:0;bottom:0;width:88px;z-index:80;
  display:flex;flex-direction:column;align-items:center;gap:18px;
  padding:18px 0 20px;overflow-y:auto;
  background:rgba(9,14,24,.82);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  border-right:1px solid var(--mk-line);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06);
  scrollbar-width:none;
}
.mk-side::-webkit-scrollbar{display:none}
@media (max-width:1199.98px) and (min-width:992px){.mk-side{width:72px}}
@media (max-width:991.98px){.mk-side{display:none}}
.mk-side-brand{display:flex;flex-direction:column;align-items:center;gap:8px;padding:6px 4px 4px}
.mk-logo-mark{
  width:46px;height:46px;border-radius:16px;display:grid;place-items:center;
  color:#04121A;
  background:linear-gradient(120deg,var(--mk-primary),var(--mk-primary-2));
  box-shadow:var(--mk-glow);
}
.mk-side-brand strong{font-size:11px;color:var(--mk-text-2);letter-spacing:.02em;text-align:center;line-height:1.25}
.mk-nav-list{display:flex;flex-direction:column;gap:8px;width:100%;padding:0 10px}
.mk-nav-item{
  position:relative;display:flex;flex-direction:column;align-items:center;gap:7px;
  padding:13px 4px;border-radius:16px;color:var(--mk-text-2);text-decoration:none;
  font-size:12px;text-align:center;line-height:1.2;
  transition:background .22s var(--mk-ease),color .22s var(--mk-ease),transform .22s var(--mk-ease);
}
.mk-nav-item i{font-size:18px}
.mk-nav-item:hover{color:var(--mk-text-1);background:rgba(255,255,255,.07);transform:translateY(-1px)}
.mk-nav-item.is-active{
  color:var(--mk-primary);
  background:rgba(31,227,194,.10);
  box-shadow:inset 0 0 0 1px rgba(31,227,194,.30);
}
.mk-nav-item.is-active::before{
  content:"";position:absolute;left:-10px;top:15px;bottom:15px;width:3px;
  border-radius:var(--mk-r-pill);background:var(--mk-primary);
  box-shadow:0 0 12px rgba(31,227,194,.9);
}
.mk-nav-label{font-size:11px}
.mk-side-cta{
  margin-top:auto;width:48px;height:48px;border-radius:50%;
  display:grid;place-items:center;color:#04121A;font-size:17px;
  background:linear-gradient(120deg,var(--mk-accent),#FFB05C);
  box-shadow:0 12px 30px -12px rgba(255,122,41,.85);
  transition:transform .22s var(--mk-ease),filter .22s var(--mk-ease);
}
.mk-side-cta:hover{transform:translateY(-2px) scale(1.04);filter:brightness(1.08);color:#04121A}

/* 移动顶栏 */
.mk-topbar{display:none}
@media (max-width:991.98px){
  .mk-topbar{
    display:flex;position:sticky;top:0;z-index:70;height:56px;
    align-items:center;justify-content:space-between;padding:0 16px;
    background:rgba(6,10,18,.86);
    backdrop-filter:blur(16px) saturate(140%);
    -webkit-backdrop-filter:blur(16px) saturate(140%);
    border-bottom:1px solid var(--mk-line);
  }
  .mk-topbar-brand{display:flex;align-items:center;gap:10px;color:var(--mk-text-1);font-weight:700;font-size:15px}
  .mk-topbar-brand .mk-logo-mark{width:34px;height:34px;border-radius:12px}
  .mk-burger{
    width:44px;height:44px;border-radius:14px;border:1px solid var(--mk-line);
    background:var(--mk-glass);color:var(--mk-text-1);display:grid;place-items:center;font-size:16px;
  }
}
.mk-drawer{
  position:fixed;inset:0;z-index:120;display:none;
  background:rgba(4,8,15,.96);backdrop-filter:blur(16px) saturate(140%);
  padding:22px 20px 28px;overflow-y:auto;
}
.mk-drawer.is-open{display:flex;flex-direction:column;gap:22px}
.mk-drawer-head{display:flex;align-items:center;justify-content:space-between}
.mk-drawer-head strong{font-size:16px;color:var(--mk-text-1)}
.mk-drawer-close{
  width:44px;height:44px;border-radius:14px;border:1px solid var(--mk-line);
  background:var(--mk-glass);color:var(--mk-text-1);display:grid;place-items:center;font-size:16px;
}
.mk-drawer-list{display:grid;gap:10px}
.mk-drawer-item{
  display:flex;align-items:center;gap:12px;padding:16px;border-radius:18px;
  background:var(--mk-glass);border:1px solid var(--mk-line);
  color:var(--mk-text-1);font-weight:600;min-height:56px;
}
.mk-drawer-item i{color:var(--mk-primary);width:20px;text-align:center}
.mk-drawer-item.is-active{border-color:rgba(31,227,194,.45);box-shadow:inset 0 0 0 1px rgba(31,227,194,.2);color:var(--mk-primary)}
.mk-drawer-cta{
  margin-top:auto;display:flex;align-items:center;justify-content:center;gap:8px;
  min-height:52px;border-radius:var(--mk-r-pill);color:#04121A;font-weight:700;
  background:linear-gradient(120deg,var(--mk-primary),var(--mk-primary-2));
}

/* 按钮体系 */
.btn{--bs-btn-border-radius:var(--mk-r-pill)}
.mk-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 26px;border-radius:var(--mk-r-pill);
  font-size:15px;font-weight:700;border:1px solid transparent;cursor:pointer;
  transition:transform .22s var(--mk-ease),filter .22s var(--mk-ease),box-shadow .22s var(--mk-ease),background .22s var(--mk-ease);
}
.mk-btn-primary{
  color:#04121A;
  background:linear-gradient(120deg,var(--mk-primary),var(--mk-primary-2));
  box-shadow:var(--mk-glow);
}
.mk-btn-primary:hover{color:#04121A;transform:translateY(-2px);filter:brightness(1.08);box-shadow:0 0 0 1px rgba(31,227,194,.5),0 18px 44px -14px rgba(31,227,194,.8)}
.mk-btn-primary:active{transform:translateY(0);box-shadow:inset 0 3px 10px rgba(0,0,0,.35)}
.mk-btn-ghost{
  color:var(--mk-text-1);background:rgba(255,255,255,.05);
  border-color:rgba(31,227,194,.4);
}
.mk-btn-ghost:hover{color:var(--mk-text-1);background:rgba(31,227,194,.12);transform:translateY(-2px)}
.mk-btn-accent{
  color:#1A0A00;background:linear-gradient(120deg,var(--mk-accent),#FFB05C);
  box-shadow:0 14px 34px -16px rgba(255,122,41,.9);
}
.mk-btn-accent:hover{color:#1A0A00;transform:translateY(-2px);filter:brightness(1.06)}
.mk-text-link{display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--mk-primary)}
.mk-text-link i{transition:transform .22s var(--mk-ease)}
.mk-text-link:hover i{transform:translateX(4px)}

/* 页头 */
.mk-pagehead{padding:52px 0 40px;position:relative}
.mk-breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--mk-text-3);margin-bottom:18px;
}
.mk-breadcrumb a{color:var(--mk-text-2)}
.mk-breadcrumb a:hover{color:var(--mk-primary)}
.mk-breadcrumb span.sep{color:var(--mk-text-3);opacity:.7}
.mk-page-title{
  font-size:clamp(28px,4.2vw,50px);line-height:1.16;font-weight:700;
  max-width:22ch;
}
.mk-page-title em{
  font-style:normal;
  background:linear-gradient(120deg,var(--mk-primary),var(--mk-primary-2));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.mk-lede{margin-top:14px;font-size:16px;color:var(--mk-text-2);max-width:640px}
.mk-head-meta{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-top:20px}
.mk-badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 13px;border-radius:var(--mk-r-pill);
  font-size:12px;font-weight:600;color:var(--mk-primary);
  background:rgba(31,227,194,.12);
  box-shadow:inset 0 0 0 1px rgba(31,227,194,.22);
}
.mk-badge-accent{color:var(--mk-accent);background:rgba(255,122,41,.12);box-shadow:inset 0 0 0 1px rgba(255,122,41,.25)}
.mk-badge-lime{color:var(--mk-accent-2);background:rgba(200,255,77,.10);box-shadow:inset 0 0 0 1px rgba(200,255,77,.22)}
.mk-stats{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.mk-stat{
  flex:1 1 150px;min-width:140px;padding:16px 18px;border-radius:18px;
  background:var(--mk-glass);border:1px solid var(--mk-line);
  backdrop-filter:blur(16px) saturate(140%);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.07);
}
.mk-stat b{
  display:block;font-size:24px;line-height:1.1;color:var(--mk-primary);
  font-variant-numeric:tabular-nums;letter-spacing:-.02em;
}
.mk-stat span{display:block;margin-top:6px;font-size:12px;color:var(--mk-text-3)}

/* 通用板块 */
.mk-section{padding:56px 0}
.mk-section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:30px}
.mk-section-head h2{font-size:clamp(22px,2.6vw,32px)}
.mk-section-head p{margin:8px 0 0;color:var(--mk-text-2);font-size:14px;max-width:60ch}

/* 胶囊标签条 */
.mk-chips{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:26px}
.mk-chip{
  padding:9px 16px;border-radius:var(--mk-r-pill);font-size:13px;font-weight:600;
  color:var(--mk-text-2);background:var(--mk-glass);border:1px solid var(--mk-line);
  transition:color .22s var(--mk-ease),border-color .22s var(--mk-ease),transform .22s var(--mk-ease);
}
.mk-chip:hover{color:var(--mk-primary);border-color:rgba(31,227,194,.4);transform:translateY(-2px)}
.mk-chip.is-on{color:#04121A;background:linear-gradient(120deg,var(--mk-primary),var(--mk-primary-2));border-color:transparent}

/* 时间线 */
.mk-timeline{display:grid;gap:0}
.mk-tl-item{position:relative;display:grid;grid-template-columns:48px minmax(0,1fr);gap:18px;padding-bottom:24px}
.mk-tl-item::before{
  content:"";position:absolute;left:23px;top:52px;bottom:6px;width:2px;
  background:linear-gradient(180deg,rgba(31,227,194,.45),rgba(31,227,194,0));
}
.mk-tl-item:last-child{padding-bottom:0}
.mk-tl-item:last-child::before{display:none}
.mk-tl-node{
  width:48px;height:48px;border-radius:50%;display:grid;place-items:center;
  font-size:14px;font-weight:700;font-variant-numeric:tabular-nums;
  color:var(--mk-primary);background:rgba(31,227,194,.10);
  border:1px solid rgba(31,227,194,.38);
  box-shadow:0 0 18px -6px rgba(31,227,194,.7);
}
.mk-tl-card{
  display:flex;gap:18px;padding:18px;border-radius:var(--mk-r-card);
  background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.025));
  border:1px solid var(--mk-line);
  box-shadow:var(--mk-shadow-panel);
  transition:transform .22s var(--mk-ease),box-shadow .22s var(--mk-ease),border-color .22s var(--mk-ease);
}
.mk-tl-card:hover{
  transform:translateY(-3px);border-color:rgba(31,227,194,.32);
  box-shadow:var(--mk-shadow-hover),0 0 0 1px rgba(31,227,194,.18);
}
.mk-tl-thumb{
  flex:0 0 132px;border-radius:16px;overflow:hidden;position:relative;
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.08);
}
.mk-tl-thumb img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;transition:transform .3s var(--mk-ease)}
.mk-tl-card:hover .mk-tl-thumb img{transform:scale(1.05)}
.mk-tl-body{min-width:0;flex:1}
.mk-tl-meta{display:flex;align-items:center;gap:10px;font-size:12px;color:var(--mk-text-3);font-variant-numeric:tabular-nums}
.mk-tl-body h3{font-size:18px;margin:10px 0 8px;line-height:1.4}
.mk-tl-body h3 a{color:var(--mk-text-1)}
.mk-tl-body h3 a:hover{color:var(--mk-primary)}
.mk-tl-body p{margin:0 0 12px;font-size:14px;color:var(--mk-text-2);
  display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden;}
.mk-tl-arrow{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;color:var(--mk-primary)}
.mk-tl-arrow i{transition:transform .22s var(--mk-ease)}
.mk-tl-card:hover .mk-tl-arrow i{transform:translateX(4px)}

/* 侧栏 */
.mk-aside{position:sticky;top:24px;display:grid;gap:18px}
.mk-aside-card{
  padding:20px;border-radius:var(--mk-r-card);
  background:var(--mk-glass);border:1px solid var(--mk-line);
  backdrop-filter:blur(16px) saturate(140%);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.07),var(--mk-shadow-panel);
}
.mk-aside-card h3{font-size:16px;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.mk-aside-card h3 i{color:var(--mk-primary);font-size:14px}
.mk-aside-chips{display:flex;flex-wrap:wrap;gap:8px}
.mk-aside-chips a{
  font-size:12px;padding:7px 12px;border-radius:var(--mk-r-pill);
  color:var(--mk-text-2);background:rgba(255,255,255,.05);border:1px solid var(--mk-line);
}
.mk-aside-chips a:hover{color:var(--mk-primary);border-color:rgba(31,227,194,.4)}
.mk-mini-list{display:grid;gap:14px}
.mk-mini{display:flex;gap:12px;align-items:flex-start}
.mk-mini img{
  flex:0 0 56px;width:56px;height:56px;border-radius:14px;object-fit:cover;
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.08);
}
.mk-mini b{display:block;font-size:13.5px;font-weight:600;line-height:1.45;color:var(--mk-text-1)}
.mk-mini:hover b{color:var(--mk-primary)}
.mk-mini span{display:block;margin-top:4px;font-size:12px;color:var(--mk-text-3);font-variant-numeric:tabular-nums}
.mk-buycard{
  padding:20px;border-radius:var(--mk-r-card);
  background:
    radial-gradient(320px 200px at 100% 0%,rgba(31,227,194,.16),transparent 68%),
    var(--mk-bg-2);
  border:1px solid rgba(31,227,194,.28);
  box-shadow:var(--mk-shadow-panel);
}
.mk-buycard h3{font-size:17px;margin-bottom:8px}
.mk-buycard p{font-size:13px;color:var(--mk-text-2);margin-bottom:16px}
.mk-buycard .mk-btn{width:100%}
.mk-buycard ul{margin-top:14px;display:grid;gap:8px}
.mk-buycard li{font-size:12.5px;color:var(--mk-text-2);display:flex;gap:8px;align-items:center}
.mk-buycard li i{color:var(--mk-accent-2);font-size:11px}

/* 参数解读 */
.mk-params{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.mk-param{
  padding:22px;border-radius:var(--mk-r-card);
  background:linear-gradient(180deg,rgba(255,255,255,.055),rgba(255,255,255,.02));
  border:1px solid var(--mk-line);
  box-shadow:var(--mk-shadow-panel);
  transition:transform .22s var(--mk-ease),border-color .22s var(--mk-ease);
}
.mk-param:hover{transform:translateY(-3px);border-color:rgba(31,227,194,.3)}
.mk-param .mk-param-idx{font-size:12px;font-weight:700;color:var(--mk-accent-2);font-variant-numeric:tabular-nums;letter-spacing:.08em}
.mk-param h3{font-size:18px;margin:10px 0 8px}
.mk-param p{font-size:14px;color:var(--mk-text-2);margin:0}

/* FAQ */
.mk-faq{max-width:860px}
.accordion-item.mk-faq-item{
  background:linear-gradient(180deg,rgba(255,255,255,.055),rgba(255,255,255,.02));
  border:1px solid var(--mk-line);border-radius:18px;margin-bottom:12px;overflow:hidden;
}
.accordion-item.mk-faq-item:last-child{margin-bottom:0}
.mk-faq .accordion-button{
  background:transparent;color:var(--mk-text-1);font-size:16px;font-weight:600;
  padding:18px 20px;box-shadow:none;border-radius:18px;min-height:56px;
}
.mk-faq .accordion-button:not(.collapsed){color:var(--mk-primary);background:rgba(31,227,194,.06);box-shadow:inset 3px 0 0 var(--mk-primary)}
.mk-faq .accordion-button:focus{box-shadow:none;border-color:transparent}
.mk-faq .accordion-button::after{
  background-image:none;content:"+";width:auto;height:auto;margin-left:14px;
  font-size:20px;line-height:1;color:var(--mk-primary);transition:transform .22s var(--mk-ease);
}
.mk-faq .accordion-button:not(.collapsed)::after{transform:rotate(45deg)}
.mk-faq .accordion-body{padding:4px 20px 20px;color:var(--mk-text-2);font-size:14.5px}

/* CTA */
.mk-cta-band{
  display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);gap:24px;align-items:center;
  padding:30px;border-radius:var(--mk-r-video);
  background:
    radial-gradient(520px 260px at 8% 0%,rgba(31,227,194,.18),transparent 66%),
    radial-gradient(420px 240px at 100% 100%,rgba(255,122,41,.14),transparent 70%),
    rgba(17,26,44,.86);
  border:1px solid rgba(31,227,194,.24);
  backdrop-filter:blur(16px) saturate(140%);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.08),var(--mk-shadow-panel);
}
.mk-cta-band h2{font-size:clamp(20px,2.3vw,28px);margin-bottom:10px}
.mk-guarantee{display:flex;flex-wrap:wrap;gap:14px;margin-top:14px}
.mk-guarantee span{font-size:12.5px;color:var(--mk-text-2);display:inline-flex;align-items:center;gap:7px}
.mk-guarantee i{color:var(--mk-accent-2);font-size:11px}
.mk-cta-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end}

/* 页脚 */
.mk-footer{margin-top:40px;padding:56px 0 24px;background:var(--mk-bg-1);border-top:1px solid var(--mk-line);position:relative;z-index:1}
.mk-footer h4{font-size:14px;color:var(--mk-text-1);margin-bottom:16px;letter-spacing:.02em}
.mk-footer p{font-size:13.5px;color:var(--mk-text-2);max-width:34ch}
.mk-footer ul{display:grid;gap:10px}
.mk-footer ul a{font-size:13.5px;color:var(--mk-text-2)}
.mk-footer ul a:hover{color:var(--mk-primary)}
.mk-brand{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.mk-brand strong{font-size:17px;color:var(--mk-text-1)}
.mk-social{display:flex;gap:10px;margin-top:18px}
.mk-social a{
  width:40px;height:40px;border-radius:50%;display:grid;place-items:center;
  color:var(--mk-text-2);background:var(--mk-glass);border:1px solid var(--mk-line);
  transition:color .22s var(--mk-ease),border-color .22s var(--mk-ease),transform .22s var(--mk-ease);
}
.mk-social a:hover{color:var(--mk-primary);border-color:rgba(31,227,194,.45);transform:translateY(-2px)}
.mk-footer-bottom{
  margin-top:36px;padding-top:20px;border-top:1px solid var(--mk-line);
  display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;
  font-size:12.5px;color:var(--mk-text-3);
}
.mk-to-top{display:inline-flex;align-items:center;gap:7px;color:var(--mk-text-2);font-size:12.5px}
.mk-to-top:hover{color:var(--mk-primary)}

/* 进视口动效 */
.mk-reveal{opacity:0;transform:translateY(12px);transition:opacity .5s var(--mk-ease),transform .5s var(--mk-ease)}
.mk-reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .mk-reveal{opacity:1;transform:none;transition:none}
  *{scroll-behavior:auto !important}
}

/* 响应式 */
@media (max-width:1199.98px){
  .mk-params{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:991.98px){
  .mk-side{display:none}
  .mk-aside{position:static}
  .mk-pagehead{padding:34px 0 28px}
  .mk-section{padding:44px 0}
  .mk-cta-band{grid-template-columns:1fr}
  .mk-cta-actions{justify-content:flex-start}
}
@media (max-width:767.98px){
  body{font-size:15px}
  .mk-main .container{padding-left:16px;padding-right:16px}
  .mk-params{grid-template-columns:1fr}
  .mk-tl-item{grid-template-columns:38px minmax(0,1fr);gap:12px}
  .mk-tl-item::before{left:18px}
  .mk-tl-node{width:38px;height:38px;font-size:12.5px}
  .mk-tl-card{flex-direction:column;gap:14px;padding:16px}
  .mk-tl-thumb{flex:none;width:100%}
  .mk-tl-thumb img{aspect-ratio:16/10}
  .mk-tl-body h3{font-size:16.5px}
  .mk-tl-body p{-webkit-line-clamp:2}
  .mk-cta-band{padding:22px}
  .mk-cta-actions .mk-btn{width:100%}
  .mk-page-title{max-width:100%}
  .mk-section-head{margin-bottom:22px}
  .mk-footer{padding:44px 0 20px}
  .mk-footer-bottom{flex-direction:column;align-items:flex-start;gap:14px}
}