/* ===== Tag机场 · 全站样式 v2 ===== */
:root{
  --bg:#04120f;
  --bg-2:#071c18;
  --card:#0b2721;
  --card-2:#0f322a;
  --line:rgba(255,255,255,.08);
  --line-2:rgba(255,255,255,.14);
  --txt:#e9eefb;
  --body:#c3d0e6;
  --muted:#8fa2c0;
  --brand:#34d399;
  --brand-2:#2dd4bf;
  --brand-3:#38bdf8;
  --warn:#ffcf5c;
  --radius:16px;
  --max:1180px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;overflow-x:hidden}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  background:var(--bg);color:var(--txt);line-height:1.78;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;width:100%;
}
a{color:inherit;text-decoration:none}
img,svg,table{max-width:100%}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
section{padding:84px 0;position:relative}
.sec-head{text-align:center;margin-bottom:50px}
.sec-head h1,.sec-head h2{font-size:clamp(24px,3.2vw,34px);line-height:1.35;letter-spacing:-.022em;font-weight:800}
.sec-head p{color:var(--muted);margin-top:12px;font-size:15px}
.tagline{
  display:inline-block;padding:6px 15px;border-radius:999px;font-size:13px;font-weight:600;
  background:linear-gradient(90deg,rgba(52,211,153,.14),rgba(45,212,191,.12));
  color:var(--brand);border:1px solid rgba(52,211,153,.28);margin-bottom:18px;
}

/* ============ 全局矢量背景：网格 + 蓝色粒子 ============ */
.bg-fx{
  position:fixed;inset:0;z-index:-1;pointer-events:none;overflow:hidden;
}
.bg-fx .grid{
  position:absolute;inset:-2px;
  background-image:
    linear-gradient(rgba(45,212,191,.055) 1px,transparent 1px),
    linear-gradient(90deg,rgba(45,212,191,.055) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(circle at 50% 22%,#000 0%,#000 42%,transparent 78%);
  -webkit-mask-image:radial-gradient(circle at 50% 22%,#000 0%,#000 42%,transparent 78%);
}
.bg-fx .dots{
  position:absolute;inset:0;
  background-image:radial-gradient(rgba(45,212,191,.30) 1.1px,transparent 1.1px);
  background-size:34px 34px;
  mask-image:radial-gradient(ellipse 70% 55% at 50% 12%,#000,transparent 72%);
  -webkit-mask-image:radial-gradient(ellipse 70% 55% at 50% 12%,#000,transparent 72%);
  animation:dotdrift 26s ease-in-out infinite alternate;
}
@keyframes dotdrift{from{transform:translate3d(0,0,0)}to{transform:translate3d(-34px,-22px,0)}}
.bg-fx .aura{position:absolute;border-radius:50%;filter:blur(90px);opacity:.5}
.bg-fx .a1{width:640px;height:640px;top:-260px;left:-160px;background:radial-gradient(circle,rgba(52,211,153,.34),transparent 68%)}
.bg-fx .a2{width:720px;height:720px;top:-320px;right:-220px;background:radial-gradient(circle,rgba(45,212,191,.30),transparent 68%)}
.bg-fx .a3{width:560px;height:560px;top:44%;left:38%;background:radial-gradient(circle,rgba(56,189,248,.16),transparent 70%)}

/* 漂浮粒子 */
.pt{position:absolute;border-radius:50%;background:var(--brand-2);opacity:.5}
.pt.s{width:3px;height:3px;box-shadow:0 0 8px rgba(45,212,191,.9)}
.pt.m{width:5px;height:5px;box-shadow:0 0 14px rgba(45,212,191,.85)}
.pt.g{background:var(--brand);box-shadow:0 0 14px rgba(52,211,153,.9)}
.p1{top:16%;left:9%;animation:rise 15s ease-in-out infinite}
.p2{top:28%;left:82%;animation:rise 19s ease-in-out infinite 1.4s}
.p3{top:47%;left:24%;animation:rise 22s ease-in-out infinite .8s}
.p4{top:61%;left:71%;animation:rise 17s ease-in-out infinite 2.2s}
.p5{top:12%;left:56%;animation:rise 24s ease-in-out infinite 3.1s}
.p6{top:74%;left:41%;animation:rise 20s ease-in-out infinite 1.1s}
.p7{top:36%;left:64%;animation:rise 26s ease-in-out infinite 2.7s}
.p8{top:83%;left:14%;animation:rise 18s ease-in-out infinite .4s}
@keyframes rise{0%,100%{transform:translateY(0);opacity:.28}50%{transform:translateY(-46px);opacity:.75}}

/* ============ 页眉 · 分组导航 ============ */
header{
  position:sticky;top:0;z-index:80;
  background:rgba(6,11,21,.78);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:68px;gap:16px}
.logo{display:flex;align-items:center;gap:9px;font-weight:800;font-size:19px;letter-spacing:-.01em;flex-shrink:0}
.logo-mark{
  width:31px;height:31px;border-radius:9px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  color:#04121c;font-weight:900;font-size:17px;
}
.menu{display:flex;align-items:center;gap:4px;margin-left:auto}
.menu>li{list-style:none;position:relative}
.menu>li>a,.menu .top{
  display:flex;align-items:center;gap:5px;padding:9px 14px;border-radius:10px;
  font-size:15px;color:var(--muted);cursor:pointer;white-space:nowrap;transition:color .18s,background .18s;
}
.menu>li>a:hover,.menu .top:hover,.menu>li:hover .top{color:var(--txt);background:rgba(255,255,255,.05)}
.menu .top::after{content:"";width:5px;height:5px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg) translateY(-1px);transition:transform .2s}
.menu>li:hover .top::after{transform:rotate(-135deg) translateY(-1px)}
.drop{
  position:absolute;top:calc(100% + 8px);left:0;min-width:236px;padding:8px;
  background:rgba(12,21,36,.97);backdrop-filter:blur(16px);
  border:1px solid var(--line-2);border-radius:14px;
  box-shadow:0 20px 48px rgba(0,0,0,.55);
  opacity:0;visibility:hidden;transform:translateY(-6px);transition:.2s;
}
.menu>li:hover .drop{opacity:1;visibility:visible;transform:translateY(0)}
.drop a{display:block;padding:9px 12px;border-radius:9px;font-size:14.5px;color:var(--body)}
.drop a small{display:block;font-size:12.5px;color:var(--muted);margin-top:1px}
.drop a:hover{background:rgba(52,211,153,.1);color:var(--brand)}
.nav-cta{
  padding:9px 18px;border-radius:10px;font-size:14.5px;font-weight:700;flex-shrink:0;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#04121c;
}

/* 手机端汉堡菜单（纯 CSS，无 JS） */
#navtoggle{display:none}
.burger{display:none;width:42px;height:42px;border-radius:11px;place-items:center;cursor:pointer;border:1px solid var(--line-2);flex-shrink:0}
.burger span{display:block;width:18px;height:1.8px;background:var(--txt);position:relative;transition:.2s}
.burger span::before,.burger span::after{content:"";position:absolute;left:0;width:18px;height:1.8px;background:var(--txt);transition:.2s}
.burger span::before{top:-6px}.burger span::after{top:6px}
#navtoggle:checked+.burger span{background:transparent}
#navtoggle:checked+.burger span::before{top:0;transform:rotate(45deg)}
#navtoggle:checked+.burger span::after{top:0;transform:rotate(-45deg)}

/* ============ 主视觉 ============ */
.hero{padding:80px 0 90px}
.hero-grid{display:grid;grid-template-columns:1.06fr .94fr;gap:56px;align-items:center}
.hero h1{font-size:clamp(29px,4.2vw,50px);line-height:1.2;letter-spacing:-.028em;font-weight:800}
.hero h1 .hl{background:linear-gradient(110deg,var(--brand),var(--brand-2) 55%,var(--brand-3));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .sub{color:var(--body);font-size:16.5px;margin-top:20px;max-width:540px}
.stats{display:flex;gap:30px;margin-top:30px;flex-wrap:wrap}
.stats b{display:block;font-size:25px;color:var(--brand);letter-spacing:-.02em}
.stats span{font-size:13px;color:var(--muted)}

/* ============ 按钮 ============ */
.btns{display:flex;gap:14px;margin-top:32px;flex-wrap:wrap}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:15px 30px;border-radius:12px;font-weight:700;font-size:16px;
  min-height:52px;transition:transform .18s,box-shadow .18s,background .18s;
}
.btn:hover{transform:translateY(-2px)}
.btn-main{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#04121c;box-shadow:0 10px 30px rgba(52,211,153,.24)}
.btn-main:hover{box-shadow:0 16px 40px rgba(52,211,153,.4)}
.btn-ghost{border:1px solid rgba(45,212,191,.42);color:var(--brand-2);background:rgba(45,212,191,.07)}
.btn-ghost:hover{background:rgba(45,212,191,.15)}
.cta-note{margin-top:14px;font-size:13.5px;color:var(--muted)}
.cta-note b{color:var(--warn);font-weight:700}

/* ============ 主视觉动态图 ============ */
.visual{position:relative;height:410px}
.orb{position:absolute;inset:0;margin:auto;width:220px;height:220px;border-radius:50%;
  background:radial-gradient(circle at 35% 32%,rgba(52,211,153,.34),rgba(45,212,191,.07) 62%,transparent 72%);
  filter:blur(4px);animation:breathe 6s ease-in-out infinite}
@keyframes breathe{0%,100%{transform:scale(1);opacity:.85}50%{transform:scale(1.12);opacity:1}}
.ring{position:absolute;inset:0;margin:auto;border-radius:50%;border:1px solid rgba(45,212,191,.22)}
.ring.r1{width:200px;height:200px;animation:spin 18s linear infinite}
.ring.r2{width:300px;height:300px;border-style:dashed;animation:spin 30s linear infinite reverse}
.ring.r3{width:396px;height:396px;border-color:rgba(52,211,153,.13);animation:spin 46s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.chip{
  position:absolute;padding:8px 14px;border-radius:11px;font-size:13px;font-weight:600;
  background:rgba(15,27,46,.92);border:1px solid var(--line-2);
  backdrop-filter:blur(6px);white-space:nowrap;box-shadow:0 8px 26px rgba(0,0,0,.42);
}
.chip i{font-style:normal;color:var(--brand);margin-right:6px}
.chip.c1{top:13%;left:1%;animation:float 5.5s ease-in-out infinite}
.chip.c2{top:39%;right:-2%;animation:float 6.8s ease-in-out infinite .6s}
.chip.c3{bottom:16%;left:6%;animation:float 6.1s ease-in-out infinite 1.2s}
.chip.c4{bottom:4%;right:5%;animation:float 7.4s ease-in-out infinite .3s}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-13px)}}
.core{
  position:absolute;inset:0;margin:auto;width:106px;height:106px;border-radius:27px;
  display:grid;place-items:center;text-align:center;line-height:1.3;
  background:linear-gradient(135deg,rgba(52,211,153,.96),rgba(45,212,191,.92));
  color:#04121c;font-weight:900;font-size:15px;box-shadow:0 16px 46px rgba(52,211,153,.34);
}
.dot{position:absolute;width:7px;height:7px;border-radius:50%;background:var(--brand-2);box-shadow:0 0 12px var(--brand-2)}
.dot.d1{top:50%;left:50%;margin:-100px 0 0 -3px;animation:spin 7s linear infinite}
.dot.d2{top:50%;left:50%;margin:-150px 0 0 -3px;animation:spin 11s linear infinite reverse}

/* ============ 硬核指标徽章 Badges Grid ============ */
.badges{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}
.badge-i{
  position:relative;overflow:hidden;text-align:center;padding:22px 12px;border-radius:14px;
  background:linear-gradient(180deg,var(--card-2),var(--card));
  border:1px solid var(--line);transition:transform .2s,border-color .2s;
}
.badge-i::after{content:"";position:absolute;top:-40%;left:-40%;width:80%;height:80%;border-radius:50%;
  background:radial-gradient(circle,rgba(52,211,153,.20),transparent 70%);pointer-events:none}
.badge-i:hover{transform:translateY(-4px);border-color:rgba(52,211,153,.4)}
.badge-i .bi{display:block;font-size:22px;margin-bottom:8px}
.badge-i .bv{display:block;font-size:20px;font-weight:800;color:var(--brand);letter-spacing:-.02em;line-height:1.3}
.badge-i .bl{display:block;font-size:12.5px;color:var(--muted);margin-top:3px}

/* ============ 评测摘要 Verdict ============ */
.verdict{
  display:grid;grid-template-columns:210px 1fr;gap:34px;align-items:center;
  background:linear-gradient(135deg,var(--card-2),var(--card));
  border:1px solid var(--line-2);border-radius:20px;padding:34px;position:relative;overflow:hidden;
}
.verdict::before{content:"";position:absolute;top:-90px;right:-70px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(45,212,191,.18),transparent 68%);pointer-events:none}
.score{text-align:center;position:relative;z-index:1}
.score .ring-s{
  width:150px;height:150px;border-radius:50%;margin:0 auto 12px;display:grid;place-items:center;
  background:conic-gradient(var(--brand) 0turn .96turn,rgba(255,255,255,.07) .96turn 1turn);
}
.score .ring-s span{
  width:120px;height:120px;border-radius:50%;background:var(--card);display:grid;place-items:center;
  font-size:38px;font-weight:800;letter-spacing:-.03em;color:var(--brand);
}
.score .sl{font-size:13px;color:var(--muted)}
.verdict-body{position:relative;z-index:1}
.verdict-body h3{font-size:20px;margin-bottom:10px}
.verdict-body p{color:var(--body);font-size:15px;margin-bottom:16px}
.meters{display:grid;gap:11px}
.meter{display:grid;grid-template-columns:98px 1fr 46px;align-items:center;gap:12px;font-size:13.5px}
.meter .ml{color:var(--muted)}
.meter .mb{height:7px;border-radius:99px;background:rgba(255,255,255,.08);overflow:hidden}
.meter .mf{height:100%;border-radius:99px;background:linear-gradient(90deg,var(--brand),var(--brand-2));animation:grow 1.1s cubic-bezier(.2,.8,.2,1) both}
@keyframes grow{from{width:0 !important}}
.meter .mv{color:var(--brand);font-weight:700;text-align:right}

/* ============ 卡片：光晕 + 全域可点击 ============ */
.cards{display:grid;gap:22px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.card{
  position:relative;overflow:hidden;display:block;
  background:linear-gradient(180deg,var(--card-2),var(--card));
  border:1px solid var(--line);border-radius:var(--radius);padding:30px 26px;
  transition:transform .22s,border-color .22s,box-shadow .22s;
}
/* 角落柔和光晕 */
.card::before{
  content:"";position:absolute;top:-52px;right:-52px;width:170px;height:170px;border-radius:50%;
  background:radial-gradient(circle,rgba(52,211,153,.17),transparent 68%);
  pointer-events:none;transition:opacity .25s,transform .25s;opacity:.75;
}
.card::after{
  content:"";position:absolute;bottom:-60px;left:-60px;width:160px;height:160px;border-radius:50%;
  background:radial-gradient(circle,rgba(45,212,191,.13),transparent 70%);
  pointer-events:none;opacity:.55;transition:opacity .25s;
}
.card:hover{transform:translateY(-5px);border-color:rgba(52,211,153,.4);box-shadow:0 18px 46px rgba(0,0,0,.4)}
.card:hover::before{opacity:1;transform:scale(1.15)}
.card:hover::after{opacity:.9}
.card>*{position:relative;z-index:1}
.card .ico{
  width:48px;height:48px;border-radius:13px;display:grid;place-items:center;margin-bottom:18px;
  background:rgba(52,211,153,.11);border:1px solid rgba(52,211,153,.22);
}
.card h3{font-size:19px;margin-bottom:10px}
.card p{color:var(--muted);font-size:14.5px}
/* 全域可点击卡片 */
a.card{color:inherit}
a.card .go{display:inline-block;margin-top:14px;color:var(--brand);font-size:14px;font-weight:600}
a.card:hover .go{text-decoration:underline}

/* ============ 流媒体 / AI ============ */
.media-sec{background:rgba(10,19,34,.72);border-block:1px solid var(--line);backdrop-filter:blur(2px)}
.media{
  position:relative;overflow:hidden;background:var(--card);border:1px solid var(--line);border-radius:14px;
  padding:22px 14px;text-align:center;transition:border-color .2s,transform .2s;
}
.media::before{content:"";position:absolute;top:-36px;right:-36px;width:110px;height:110px;border-radius:50%;
  background:radial-gradient(circle,rgba(45,212,191,.16),transparent 68%);pointer-events:none}
.media:hover{border-color:rgba(45,212,191,.42);transform:translateY(-4px)}
.media>*{position:relative;z-index:1}
.media .name{font-weight:700;font-size:15.5px;margin-bottom:5px}
.media .ok{font-size:12.5px;color:var(--brand)}
.media .em{font-size:26px;display:block;margin-bottom:9px}

/* ============ 价格 ============ */
.price-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;align-items:stretch}
.plan{
  position:relative;overflow:hidden;
  background:linear-gradient(180deg,var(--card-2),var(--card));
  border:1px solid var(--line);border-radius:var(--radius);padding:32px 24px;
  display:flex;flex-direction:column;transition:transform .2s,border-color .2s;
}
.plan::before{content:"";position:absolute;top:-58px;right:-58px;width:180px;height:180px;border-radius:50%;
  background:radial-gradient(circle,rgba(52,211,153,.14),transparent 68%);pointer-events:none}
.plan:hover{transform:translateY(-4px);border-color:rgba(52,211,153,.35)}
.plan>*{position:relative;z-index:1}
.plan.hot{border-color:var(--brand);box-shadow:0 0 0 1px rgba(52,211,153,.35),0 18px 50px rgba(52,211,153,.12)}
.plan .badge{
  position:absolute;top:-1px;left:50%;transform:translateX(-50%);z-index:2;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#04121c;
  font-size:12px;font-weight:800;padding:4px 15px;border-radius:0 0 10px 10px;white-space:nowrap;
}
.plan .pname{font-size:17px;font-weight:700;color:var(--muted)}
.plan .pprice{font-size:38px;font-weight:800;letter-spacing:-.03em;margin:12px 0 2px}
.plan .pprice small{font-size:15px;color:var(--muted);font-weight:500}
.plan .pyear{font-size:13px;color:var(--muted);margin-bottom:18px}
.plan .pbar{height:6px;border-radius:99px;background:rgba(255,255,255,.07);overflow:hidden;margin-bottom:18px}
.plan .pbar i{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,var(--brand),var(--brand-2))}
.plan ul{list-style:none;flex:1;margin-bottom:24px}
.plan li{font-size:14.5px;color:var(--muted);padding:7px 0 7px 24px;position:relative}
.plan li::before{content:"✓";position:absolute;left:0;color:var(--brand);font-weight:800}
.plan .btn{width:100%;padding:13px;font-size:15px}
.price-foot{text-align:center;margin-top:34px;color:var(--muted);font-size:14px}

/* ============ 评价 ============ */
.review{position:relative;overflow:hidden;background:linear-gradient(180deg,var(--card-2),var(--card));border:1px solid var(--line);border-radius:var(--radius);padding:28px}
.review::before{content:"";position:absolute;top:-48px;right:-48px;width:150px;height:150px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,207,92,.11),transparent 70%);pointer-events:none}
.review>*{position:relative;z-index:1}
.review .stars{color:var(--warn);font-size:15px;letter-spacing:2px;margin-bottom:12px}
.review p{color:var(--muted);font-size:14.5px;margin-bottom:18px}
.review .who{display:flex;align-items:center;gap:11px}
.review .av{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;font-weight:800;color:#04121c;background:linear-gradient(135deg,var(--brand),var(--brand-2));font-size:15px}
.review .who b{display:block;font-size:14.5px}
.review .who span{font-size:12.5px;color:var(--muted)}

/* ============ FAQ ============ */
.faq{max-width:840px;margin:0 auto}
.faq details{background:var(--card);border:1px solid var(--line);border-radius:13px;padding:18px 22px;margin-bottom:13px;transition:border-color .2s}
.faq details[open]{border-color:rgba(52,211,153,.35)}
.faq summary{cursor:pointer;font-weight:600;font-size:16px;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:14px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--brand);font-size:22px;font-weight:400;flex-shrink:0}
.faq details[open] summary::after{content:"−"}
.faq .ans{color:var(--muted);font-size:14.5px;margin-top:13px}

/* ============ 底部转化 ============ */
.final{text-align:center;background:linear-gradient(180deg,transparent,rgba(10,19,34,.85));border-top:1px solid var(--line)}
.final h2{font-size:clamp(25px,3.4vw,38px);letter-spacing:-.022em}
.final p{color:var(--muted);margin-top:14px;font-size:16px}
.final .btns{justify-content:center}

/* ============ SEO 内链矩阵 ============ */
.matrix{border-top:1px solid var(--line);background:rgba(8,14,26,.6)}
.matrix h2{font-size:20px;text-align:center;margin-bottom:8px}
.matrix .mp{text-align:center;color:var(--muted);font-size:14px;margin-bottom:28px}
.mgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:26px}
.mcol h3{font-size:14px;color:var(--brand);margin-bottom:12px;letter-spacing:.02em}
.mcol ul{list-style:none}
.mcol li{margin-bottom:9px}
.mcol a{font-size:13.8px;color:var(--muted);transition:color .18s;display:inline-block;line-height:1.6}
.mcol a:hover{color:var(--brand-2)}

/* ============ 页脚 ============ */
footer{background:#04080f;border-top:1px solid var(--line);padding:44px 0 34px}
.foot-links{display:flex;gap:34px;justify-content:center;flex-wrap:wrap;margin-bottom:22px}
.foot-links a{color:var(--muted);font-size:14.5px}
.foot-links a:hover{color:var(--brand)}
.foot-btm{text-align:center;font-size:13px;color:#5d7191;line-height:1.9}

/* ============ 内页 / 长文排版 ============ */
.page{padding:52px 20px 76px;max-width:900px;margin:0 auto}
.page h1{font-size:clamp(25px,3.6vw,38px);letter-spacing:-.024em;margin-bottom:10px;line-height:1.32;font-weight:800}
.page .meta{color:var(--muted);font-size:13.5px;margin-bottom:38px;padding-bottom:22px;border-bottom:1px solid var(--line)}
/* 标题引线 */
.page h2{
  font-size:23px;margin:52px 0 18px;letter-spacing:-.012em;position:relative;padding-left:16px;line-height:1.45;
}
.page h2::before{
  content:"";position:absolute;left:0;top:.32em;bottom:.32em;width:4px;border-radius:99px;
  background:linear-gradient(180deg,var(--brand),var(--brand-2));
}
.page h3{font-size:18px;margin:34px 0 12px;color:var(--brand);font-weight:700}
.page p{color:var(--body);margin-bottom:20px;font-size:16px;line-height:1.92}
.page ul,.page ol{color:var(--body);margin:0 0 22px 22px;font-size:16px;line-height:1.9}
.page li{margin-bottom:11px}
.page li::marker{color:var(--brand)}
.page strong{color:var(--txt);font-weight:700}
.page a.ilink{color:var(--brand-2);border-bottom:1px solid rgba(45,212,191,.38);transition:.18s}
.page a.ilink:hover{color:var(--brand);border-color:var(--brand)}
.page code{background:rgba(45,212,191,.1);border:1px solid rgba(45,212,191,.2);border-radius:6px;padding:2px 7px;font-size:14px;color:var(--brand-2);font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
.page pre{background:var(--card);border:1px solid var(--line-2);border-radius:12px;padding:18px;overflow-x:auto;margin-bottom:22px;font-size:13.5px;line-height:1.8}
.page pre code{background:none;border:none;padding:0}
.crumb{font-size:13.5px;color:var(--muted);margin-bottom:22px}
.crumb a{color:var(--brand)}
.callout{
  position:relative;overflow:hidden;
  background:linear-gradient(135deg,rgba(52,211,153,.08),rgba(45,212,191,.05));
  border:1px solid rgba(52,211,153,.22);border-left:3px solid var(--brand);
  border-radius:12px;padding:20px 24px;margin:28px 0;
}
.callout::before{content:"";position:absolute;top:-50px;right:-50px;width:150px;height:150px;border-radius:50%;
  background:radial-gradient(circle,rgba(52,211,153,.14),transparent 70%);pointer-events:none}
.callout p{margin:0;color:#d3e7de;font-size:15.5px;position:relative;z-index:1}

/* ============ 表格：斑马纹 + 横向安全滚动 ============ */
.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:26px 0;border:1px solid var(--line);border-radius:13px}
.table-wrap::-webkit-scrollbar{height:7px}
.table-wrap::-webkit-scrollbar-thumb{background:rgba(45,212,191,.32);border-radius:99px}
table{width:100%;border-collapse:collapse;font-size:14.8px;min-width:520px}
th,td{padding:13px 15px;text-align:left;border-bottom:1px solid var(--line)}
thead th{background:linear-gradient(180deg,var(--card-2),var(--card));color:var(--txt);font-weight:700;white-space:nowrap}
tbody tr:nth-child(odd){background:rgba(255,255,255,.022)}
tbody tr:nth-child(even){background:rgba(45,212,191,.038)}
tbody tr:hover{background:rgba(52,211,153,.075)}
tbody tr:last-child td{border-bottom:none}
td{color:var(--muted)}
td strong{color:var(--txt)}

/* ============ 文中数据可视化 ============ */
.viz{
  background:linear-gradient(180deg,var(--card-2),var(--card));
  border:1px solid var(--line);border-radius:15px;padding:26px 24px;margin:30px 0;position:relative;overflow:hidden;
}
.viz::before{content:"";position:absolute;top:-56px;right:-56px;width:180px;height:180px;border-radius:50%;
  background:radial-gradient(circle,rgba(45,212,191,.14),transparent 70%);pointer-events:none}
.viz>*{position:relative;z-index:1}
.viz .vt{font-size:15px;font-weight:700;margin-bottom:4px}
.viz .vs{font-size:12.8px;color:var(--muted);margin-bottom:20px}
/* 横向条形图 */
.hbars{display:grid;gap:14px}
.hbar{display:grid;grid-template-columns:104px 1fr 62px;align-items:center;gap:13px;font-size:13.5px}
.hbar .hl{color:var(--body);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.hbar .ht{height:9px;border-radius:99px;background:rgba(255,255,255,.07);overflow:hidden}
.hbar .hf{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,var(--brand),var(--brand-2));animation:grow 1s cubic-bezier(.2,.8,.2,1) both}
.hbar .hf.alt{background:linear-gradient(90deg,#5b6b85,#8fa2c0)}
.hbar .hf.warn{background:linear-gradient(90deg,#ff9a5c,var(--warn))}
.hbar .hv{color:var(--brand);font-weight:700;text-align:right;white-space:nowrap}
.hbar .hv.dim{color:var(--muted)}
/* 纵向柱状图 */
.vbars{display:flex;align-items:flex-end;gap:12px;height:190px;padding-top:10px}
.vbar{flex:1;display:flex;flex-direction:column;justify-content:flex-end;align-items:center;height:100%;text-align:center}
.vbar .col{width:100%;max-width:64px;border-radius:9px 9px 3px 3px;background:linear-gradient(180deg,var(--brand-2),rgba(52,211,153,.55));animation:rise-b .9s cubic-bezier(.2,.8,.2,1) both}
.vbar .col.dim{background:linear-gradient(180deg,#5b6b85,rgba(91,107,133,.4))}
@keyframes rise-b{from{height:0 !important}}
.vbar .vn{font-size:12.5px;color:var(--muted);margin-top:9px;line-height:1.4}
.vbar .vv{font-size:13px;font-weight:700;color:var(--brand);margin-bottom:7px}
/* 图例 */
.legend{display:flex;gap:18px;flex-wrap:wrap;margin-top:16px;font-size:12.5px;color:var(--muted)}
.legend i{display:inline-block;width:11px;height:11px;border-radius:3px;margin-right:6px;vertical-align:-1px}
.legend .k1{background:linear-gradient(135deg,var(--brand),var(--brand-2))}
.legend .k2{background:#5b6b85}
.legend .k3{background:var(--warn)}
/* 环形评分 */
.donuts{display:flex;gap:26px;flex-wrap:wrap;justify-content:center}
.donut{text-align:center}
.donut .d{width:104px;height:104px;border-radius:50%;display:grid;place-items:center;margin-bottom:9px}
.donut .d span{width:82px;height:82px;border-radius:50%;background:var(--card);display:grid;place-items:center;font-size:21px;font-weight:800;color:var(--brand)}
.donut .dl{font-size:12.5px;color:var(--muted)}
/* 时间线 */
.tline{position:relative;padding-left:26px;margin:26px 0}
.tline::before{content:"";position:absolute;left:6px;top:6px;bottom:6px;width:2px;background:linear-gradient(180deg,var(--brand),rgba(45,212,191,.25))}
.tline .ti{position:relative;margin-bottom:20px}
.tline .ti::before{content:"";position:absolute;left:-26px;top:8px;width:12px;height:12px;border-radius:50%;background:var(--brand);box-shadow:0 0 0 4px rgba(52,211,153,.16)}
.tline .ti b{display:block;font-size:15px;margin-bottom:4px}
.tline .ti p{margin:0;font-size:14.8px;color:var(--muted)}
/* 对比双栏 */
.vs-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:26px 0}
.vs-box{border:1px solid var(--line);border-radius:13px;padding:20px;background:var(--card)}
.vs-box.good{border-color:rgba(52,211,153,.3)}
.vs-box.bad{border-color:rgba(255,138,92,.26)}
.vs-box h4{font-size:15px;margin-bottom:12px}
.vs-box.good h4{color:var(--brand)}
.vs-box.bad h4{color:#ff9a5c}
.vs-box ul{margin:0 0 0 18px;font-size:14.2px;color:var(--muted)}
.vs-box li{margin-bottom:7px}

/* ============ 文中嵌入式 CTA ============ */
.incta{
  display:flex;align-items:center;justify-content:space-between;gap:22px;flex-wrap:wrap;
  background:linear-gradient(120deg,rgba(52,211,153,.11),rgba(45,212,191,.08));
  border:1px solid rgba(52,211,153,.26);border-radius:16px;padding:22px 26px;margin:34px 0;
  position:relative;overflow:hidden;
}
.incta::before{content:"";position:absolute;top:-70px;right:-40px;width:220px;height:220px;border-radius:50%;
  background:radial-gradient(circle,rgba(52,211,153,.16),transparent 70%);pointer-events:none}
.incta>*{position:relative;z-index:1}
.incta .ic-t{font-size:16px;font-weight:700;margin-bottom:5px}
.incta .ic-s{font-size:13.6px;color:var(--muted);margin:0}
.incta .code{
  display:inline-block;margin-top:9px;padding:5px 13px;border-radius:8px;font-weight:700;font-size:13.5px;
  background:rgba(255,207,92,.13);border:1px dashed rgba(255,207,92,.45);color:var(--warn);
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;letter-spacing:.06em;
}
.incta .btn{margin:0;flex-shrink:0}

/* ============ 文章聚合 ============ */
.post-list{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.post{
  position:relative;overflow:hidden;display:flex;flex-direction:column;
  background:linear-gradient(180deg,var(--card-2),var(--card));
  border:1px solid var(--line);border-radius:var(--radius);padding:28px;
  transition:transform .22s,border-color .22s,box-shadow .22s;color:inherit;
}
.post::before{content:"";position:absolute;top:-52px;right:-52px;width:170px;height:170px;border-radius:50%;
  background:radial-gradient(circle,rgba(45,212,191,.16),transparent 68%);pointer-events:none;transition:.25s}
.post::after{content:"";position:absolute;bottom:-56px;left:-56px;width:150px;height:150px;border-radius:50%;
  background:radial-gradient(circle,rgba(52,211,153,.11),transparent 70%);pointer-events:none}
.post:hover{transform:translateY(-5px);border-color:rgba(52,211,153,.42);box-shadow:0 18px 46px rgba(0,0,0,.4)}
.post:hover::before{transform:scale(1.15)}
.post>*{position:relative;z-index:1}
.post .tag{align-self:flex-start;font-size:12px;padding:4px 11px;border-radius:999px;margin-bottom:14px;
  background:rgba(45,212,191,.11);color:var(--brand-2);border:1px solid rgba(45,212,191,.22)}
.post h3{font-size:18.5px;line-height:1.48;margin-bottom:11px}
.post p{color:var(--muted);font-size:14.5px;flex:1;margin-bottom:16px}
.post .pstat{display:flex;gap:16px;font-size:12.5px;color:var(--muted);margin-bottom:14px}
.post .pstat b{color:var(--brand);font-weight:700}
.post .more{color:var(--brand);font-size:14px;font-weight:600}
.post:hover .more{text-decoration:underline}

/* ============ 常驻转化 CTA（桌面浮动卡 / 手机底部条）============ */
#ctaclose{display:none}
.sticky-cta{
  position:fixed;z-index:70;right:22px;bottom:22px;width:326px;
  display:flex;align-items:center;gap:14px;
  padding:14px 16px;border-radius:16px;
  background:linear-gradient(135deg,rgba(14,26,44,.97),rgba(10,19,34,.97));
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  border:1px solid rgba(52,211,153,.34);
  box-shadow:0 20px 54px rgba(0,0,0,.62),0 0 0 1px rgba(255,255,255,.04) inset;
  animation:sc-in .5s cubic-bezier(.2,.8,.2,1) both .8s;
}
@keyframes sc-in{from{opacity:0;transform:translateY(18px)}}
.sticky-cta::before{
  content:"";position:absolute;top:-60px;right:-40px;width:190px;height:190px;border-radius:50%;
  background:radial-gradient(circle,rgba(52,211,153,.20),transparent 70%);pointer-events:none;
}
.sticky-cta>*{position:relative;z-index:1}
.sc-info{flex:1;min-width:0;line-height:1.45}
.sc-info b{display:block;font-size:14.5px;color:var(--txt)}
.sc-info span{display:block;font-size:12.4px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sc-info span em{font-style:normal;color:var(--warn);font-weight:700}
.sc-btn{
  flex-shrink:0;display:inline-flex;align-items:center;justify-content:center;
  min-height:44px;padding:0 18px;border-radius:11px;font-size:14.5px;font-weight:700;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#04121c;
  box-shadow:0 8px 22px rgba(52,211,153,.3);transition:transform .18s,box-shadow .18s;
}
.sc-btn:hover{transform:translateY(-2px);box-shadow:0 12px 30px rgba(52,211,153,.45)}
.sc-x{
  position:absolute;top:-9px;right:-9px;width:24px;height:24px;border-radius:50%;
  display:grid;place-items:center;cursor:pointer;font-size:15px;line-height:1;
  background:var(--card-2);border:1px solid var(--line-2);color:var(--muted);
  transition:color .18s,border-color .18s;
}
/* 视觉保持 26px，但把可点击热区扩到 44px，符合触控推荐值 */
.sc-x::before{content:"";position:absolute;inset:-9px;border-radius:50%}
.sc-x:hover{color:var(--txt);border-color:var(--brand)}
#ctaclose:checked~.sticky-cta{display:none}

@media (max-width:860px){
  /* 手机端：贴底通条，高度受控，绝不做成弹窗遮罩 */
  .sticky-cta{
    right:0;left:0;bottom:0;width:auto;border-radius:16px 16px 0 0;
    padding:11px 14px calc(11px + env(safe-area-inset-bottom));
    border-left:none;border-right:none;border-bottom:none;
    box-shadow:0 -12px 38px rgba(0,0,0,.55);
  }
  .sc-info b{font-size:14px}
  .sc-info span{font-size:12px}
  .sc-btn{min-height:46px;padding:0 20px}
  .sc-x{top:-11px;right:12px;width:26px;height:26px}
  /* 给页脚留出空间，避免被通条压住（不触发 CLS，纯静态留白） */
  body{padding-bottom:76px}
}
@media (max-width:380px){
  .sticky-cta{gap:9px;padding-left:11px;padding-right:11px}
  .sc-btn{padding:0 14px;font-size:13.6px}
  .sc-info span{font-size:11.4px}
}

/* ============ 响应式 ============ */
@media (max-width:1080px){
  .badges{grid-template-columns:repeat(3,1fr)}
  .mgrid{grid-template-columns:repeat(2,1fr);gap:22px}
}
@media (max-width:980px){
  .hero-grid{grid-template-columns:1fr;gap:44px}
  .visual{height:350px;transform:scale(.9)}
  .g4,.price-grid{grid-template-columns:repeat(2,1fr)}
  .verdict{grid-template-columns:1fr;gap:26px;text-align:center}
  .meter{grid-template-columns:88px 1fr 44px}
}
@media (max-width:860px){
  /* 手机导航：紧凑折叠，不铺满整屏 */
  .burger{display:grid}
  .menu{
    position:fixed;top:68px;right:12px;left:12px;
    flex-direction:column;align-items:stretch;gap:2px;margin:0;padding:10px;
    background:rgba(10,18,32,.985);backdrop-filter:blur(18px);
    border:1px solid var(--line-2);border-radius:16px;
    box-shadow:0 24px 60px rgba(0,0,0,.6);
    max-height:calc(100vh - 92px);overflow-y:auto;
    opacity:0;visibility:hidden;transform:translateY(-10px);transition:.22s;
  }
  #navtoggle:checked~.menu{opacity:1;visibility:visible;transform:translateY(0)}
  .menu>li>a,.menu .top{padding:12px 14px;font-size:15.5px;color:var(--txt);min-height:46px}
  .menu .top{font-weight:600}
  .menu .top::after{margin-left:auto}
  /* 手机端下拉：改用 :focus-within 触发（手机没有 hover），点一下展开 */
  .drop{
    position:static;opacity:1;visibility:visible;transform:none;
    background:rgba(255,255,255,.03);border:none;box-shadow:none;
    padding:0;min-width:0;
    max-height:0;overflow:hidden;border-radius:10px;
    transition:max-height .26s ease,margin .26s ease;
  }
  .menu>li:focus-within .drop,
  .menu>li:hover .drop{max-height:260px;margin:2px 0 6px;padding:6px 0 6px 12px}
  .menu .top{outline:none}
  .menu>li:focus-within .top{color:var(--brand);background:rgba(52,211,153,.09)}
  .menu>li:focus-within .top::after{transform:rotate(-135deg) translateY(-1px)}
  .drop a{padding:9px 12px;font-size:14px;min-height:42px;display:flex;align-items:center}
  .drop a small{display:none}
  .nav-cta{order:2;margin-left:auto;margin-right:6px;padding:9px 15px;font-size:13.5px}
  .burger{order:3}
  .logo{order:1}
}
@media (max-width:720px){
  section{padding:58px 0}
  .hero{padding:48px 0 62px}
  .hero .sub{font-size:15.5px}
  .g2,.g3,.g4,.price-grid,.post-list,.vs-grid{grid-template-columns:1fr}
  .badges{grid-template-columns:repeat(2,1fr);gap:11px}
  .mgrid{grid-template-columns:1fr;gap:18px}
  .btns{flex-direction:column}
  .btn{width:100%;padding:16px 22px;min-height:56px}
  .stats{gap:20px}
  .stats b{font-size:21px}
  /* 主视觉：改用缩小实际尺寸而非 scale，避免留白过多 */
  .visual{height:290px;transform:none}
  .ring.r1{width:150px;height:150px}
  .ring.r2{width:218px;height:218px}
  .ring.r3{width:280px;height:280px}
  .orb{width:160px;height:160px}
  .core{width:82px;height:82px;border-radius:21px;font-size:12.5px}
  .dot.d1{margin:-72px 0 0 -3px}
  .dot.d2{margin:-108px 0 0 -3px}
  /* 节点标签内收，防止被屏幕边缘裁切 */
  .chip{font-size:11.4px;padding:6px 10px;border-radius:9px}
  .chip.c1{top:2%;left:0}
  .chip.c2{top:31%;right:0}
  .chip.c3{bottom:20%;left:0}
  .chip.c4{bottom:1%;right:0}
  .foot-links{gap:16px 22px}
  .page{padding:40px 18px 64px}
  .page h1{font-size:24px}
  .page h2{font-size:20px;margin:40px 0 14px}
  .page p,.page ul,.page ol{font-size:15.5px}
  .card{padding:24px 20px}

  /* 表格：手机端取消最小宽度，靠换行自适应，不再需要左右拖动 */
  .table-wrap{overflow-x:visible;border-radius:11px}
  table{min-width:0;font-size:12.6px;table-layout:fixed}
  th,td{padding:9px 7px;word-break:break-word;line-height:1.6}
  thead th{white-space:normal;font-size:12.4px}
  /* 代码块：手机端自动换行，不横向溢出 */
  .page pre{overflow-x:visible;white-space:pre-wrap;word-break:break-all;font-size:12.4px;padding:14px}
  .page code{word-break:break-all}

  .verdict{padding:26px 20px}
  .score .ring-s{width:126px;height:126px}
  .score .ring-s span{width:100px;height:100px;font-size:32px}
  .meter{grid-template-columns:76px 1fr 40px;font-size:12.5px;gap:9px}
  .incta{flex-direction:column;align-items:stretch;text-align:left;padding:20px}
  .incta .btn{width:100%}
  .hbar{grid-template-columns:82px 1fr 54px;gap:10px;font-size:12.6px}
  .vbars{height:160px;gap:8px}
  .viz{padding:22px 18px}
  .donuts{gap:16px}
  .donut .d{width:88px;height:88px}
  .donut .d span{width:70px;height:70px;font-size:18px}
}
@media (max-width:420px){
  .badges{grid-template-columns:repeat(2,1fr)}
  .badge-i{padding:18px 8px}
  .badge-i .bv{font-size:17px}
  .visual{height:250px}
  .ring.r1{width:126px;height:126px}
  .ring.r2{width:182px;height:182px}
  .ring.r3{width:232px;height:232px}
  .orb{width:132px;height:132px}
  .core{width:70px;height:70px;border-radius:18px;font-size:11px}
  .dot.d1{margin:-61px 0 0 -3px}
  .dot.d2{margin:-90px 0 0 -3px}
  .chip{font-size:10.6px;padding:5px 8px}
  .hbar{grid-template-columns:64px 1fr 46px;font-size:11.6px;gap:8px}
  .meter{grid-template-columns:62px 1fr 34px;font-size:11.6px}
  .vbars{height:140px;gap:6px}
  .vbar .vn{font-size:11px}
  .vbar .vv{font-size:11.6px}
  th,td{padding:7px 5px;font-size:11.6px}
  .incta{padding:16px}
  .sec-head h1,.sec-head h2{font-size:22px}
}
/* 尊重系统降低动效偏好 */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important}
}