/* =====================================================================
   表盘自定义  站群 - 共享样式
   主题色:  深空蓝  /  活力橙  /  点缀青
   ===================================================================== */

:root{
  --bg:#0b1220;
  --bg-2:#0e1730;
  --surface:#121d36;
  --surface-2:#16213c;
  --line:rgba(255,255,255,0.08);
  --line-strong:rgba(255,255,255,0.16);
  --text:#eaf2ff;
  --muted:#9fb0cc;
  --muted-2:#74849f;
  --brand:#ff8a1e;
  --brand-2:#ffb24d;
  --accent:#22c7f2;
  --good:#3ddc97;
  --danger:#ff6b6b;
  --radius:18px;
  --radius-sm:10px;
  --shadow:0 10px 30px rgba(0,0,0,.35);
  --shadow-soft:0 4px 16px rgba(0,0,0,.25);
  --max:1200px;
  --grad-1:linear-gradient(135deg,#ff8a1e 0%, #ff5a87 100%);
  --grad-2:linear-gradient(135deg,#22c7f2 0%, #6c63ff 100%);
  --grad-bg:radial-gradient(1200px 600px at 80% -10%,rgba(255,138,30,.18),transparent 60%),
            radial-gradient(800px 500px at 0% 30%,rgba(34,199,242,.12),transparent 60%),
            linear-gradient(180deg,#0b1220 0%, #0a1024 100%);
}

*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
  font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Helvetica,Arial,sans-serif;
  background:var(--grad-bg);
  color:var(--text);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block;height:auto}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
ul,ol{list-style:none}

/* ===== Layout helpers ===== */
.container{max-width:var(--max);margin:0 auto;padding:0 24px}
.section{padding:80px 0;position:relative}
.section-sm{padding:56px 0}
.section-title{margin-bottom:36px;text-align:center}
.section-title h2{
  font-size:34px;line-height:1.2;font-weight:800;letter-spacing:.5px;
  background:linear-gradient(180deg,#fff 0%, #cfd9f0 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.section-title p{color:var(--muted);margin-top:10px;font-size:15px}
.eyebrow{display:inline-block;padding:6px 14px;border-radius:999px;
  background:rgba(255,138,30,.12);color:var(--brand-2);
  font-size:12px;font-weight:700;letter-spacing:2px;margin-bottom:14px;
  border:1px solid rgba(255,138,30,.28)}

/* ===== Header / Nav ===== */
.site-header{
  position:sticky;top:0;z-index:50;
  backdrop-filter:saturate(1.4) blur(14px);
  -webkit-backdrop-filter:saturate(1.4) blur(14px);
  background:rgba(8,14,30,.72);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:68px}
.brand{display:flex;align-items:center;gap:12px;font-weight:800;font-size:18px}
.brand img{width:36px;height:36px;border-radius:9px;box-shadow:0 6px 18px rgba(255,138,30,.25)}
.brand small{display:block;font-size:11px;color:var(--muted);font-weight:500;letter-spacing:1px;margin-top:-2px}
.nav-links{display:flex;gap:6px;align-items:center}
.nav-links a{
  padding:8px 14px;border-radius:10px;font-size:14px;font-weight:500;color:var(--muted);
  transition:all .2s ease;
}
.nav-links a:hover{color:#fff;background:rgba(255,255,255,.05)}
.nav-links a.active{color:#fff;background:rgba(255,138,30,.14);box-shadow:inset 0 0 0 1px rgba(255,138,30,.4)}
.nav-cta{
  margin-left:8px;padding:9px 18px;border-radius:10px;font-weight:700;
  background:var(--grad-1);color:#fff;box-shadow:0 6px 20px rgba(255,90,135,.35);
  transition:transform .2s ease, box-shadow .2s ease;
}
.nav-cta:hover{transform:translateY(-1px);box-shadow:0 10px 28px rgba(255,90,135,.45)}
.nav-burger{display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--line-strong);align-items:center;justify-content:center}
.nav-burger span{width:18px;height:2px;background:#fff;position:relative;display:block}
.nav-burger span::before,.nav-burger span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:#fff}
.nav-burger span::before{top:-6px}
.nav-burger span::after{top:6px}

/* ===== Buttons ===== */
.btn{
  display:inline-flex;align-items:center;gap:8px;padding:14px 26px;border-radius:12px;
  font-weight:700;font-size:15px;letter-spacing:.5px;
  transition:transform .2s ease, box-shadow .2s ease, background .2s ease;
}
.btn-primary{background:var(--grad-1);color:#fff;box-shadow:0 10px 30px rgba(255,90,135,.35)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 36px rgba(255,90,135,.45)}
.btn-ghost{background:rgba(255,255,255,.06);color:#fff;border:1px solid var(--line-strong)}
.btn-ghost:hover{background:rgba(255,255,255,.1)}
.btn-lg{padding:16px 32px;font-size:16px;border-radius:14px}
.btn svg{width:18px;height:18px;stroke:currentColor;fill:none;stroke-width:2}

/* ===== Hero ===== */
.hero{padding:96px 0 88px;position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;
  background:radial-gradient(900px 400px at 70% 0%,rgba(255,138,30,.18),transparent 60%),
             radial-gradient(600px 300px at 10% 20%,rgba(34,199,242,.10),transparent 60%);
  pointer-events:none}
.hero-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:64px;align-items:center;position:relative}
.hero h1{
  font-size:54px;line-height:1.1;letter-spacing:.5px;font-weight:900;
  background:linear-gradient(180deg,#fff 0%, #b9c6e2 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero h1 .hl{
  background:linear-gradient(90deg,#ff8a1e 0%, #ff5a87 50%, #22c7f2 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  filter:drop-shadow(0 6px 18px rgba(255,138,30,.25));
}
.hero-sub{font-size:17px;color:var(--muted);margin-top:22px;max-width:560px}
.hero-actions{display:flex;gap:14px;margin-top:36px;flex-wrap:wrap}
.hero-meta{display:flex;gap:22px;margin-top:36px;flex-wrap:wrap;color:var(--muted);font-size:13px}
.hero-meta b{color:#fff;font-weight:700;margin-right:6px}
.hero-visual{position:relative}
.hero-card{
  position:relative;border-radius:24px;overflow:hidden;border:1px solid var(--line);
  box-shadow:0 30px 80px rgba(0,0,0,.45);
  transform:rotate(-2deg);
}
.hero-card img{width:100%;display:block}
.hero-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 50%, rgba(11,18,32,.6))}
.hero-tag{
  position:absolute;left:24px;top:24px;display:flex;align-items:center;gap:8px;
  padding:8px 14px;border-radius:999px;background:rgba(0,0,0,.55);backdrop-filter:blur(6px);
  border:1px solid rgba(255,255,255,.18);font-size:12px;font-weight:700;color:#fff;
}
.hero-tag .dot{width:8px;height:8px;border-radius:50%;background:var(--good);box-shadow:0 0 12px var(--good)}
.floating-pill{
  position:absolute;display:flex;align-items:center;gap:10px;
  padding:12px 18px;border-radius:14px;background:rgba(20,28,52,.85);
  border:1px solid var(--line-strong);backdrop-filter:blur(10px);
  box-shadow:0 12px 36px rgba(0,0,0,.35);font-size:13px;font-weight:600;
}
.floating-pill .pico{width:32px;height:32px;border-radius:9px;display:grid;place-items:center;
  background:var(--grad-1);color:#fff;font-size:14px}
.pill-1{left:-22px;bottom:34px}
.pill-2{right:-22px;top:36px}
.pill-2 .pico{background:var(--grad-2)}

/* ===== Stats ===== */
.stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:0;
  padding:24px;border-radius:20px;background:rgba(255,255,255,.03);
  border:1px solid var(--line);
}
.stat{text-align:center;padding:12px}
.stat .num{
  font-size:32px;font-weight:900;letter-spacing:1px;
  background:linear-gradient(90deg,#ff8a1e,#ff5a87);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.stat .lbl{color:var(--muted);font-size:13px;margin-top:4px}

/* ===== Features grid ===== */
.features{
  display:grid;grid-template-columns:repeat(3,1fr);gap:22px;
}
.feature-card{
  position:relative;padding:28px 24px;border-radius:20px;
  background:linear-gradient(180deg,rgba(255,255,255,.04),rgba(255,255,255,.02));
  border:1px solid var(--line);transition:transform .25s ease, border-color .25s ease, background .25s ease;
}
.feature-card:hover{transform:translateY(-4px);border-color:rgba(255,138,30,.4);
  background:linear-gradient(180deg,rgba(255,138,30,.08),rgba(255,255,255,.02))}
.feature-icon{
  width:48px;height:48px;border-radius:14px;display:grid;place-items:center;
  background:var(--grad-1);color:#fff;margin-bottom:16px;box-shadow:0 10px 24px rgba(255,138,30,.35);
}
.feature-icon svg{width:24px;height:24px;stroke:#fff;fill:none;stroke-width:2}
.feature-card:nth-child(2n) .feature-icon{background:var(--grad-2);box-shadow:0 10px 24px rgba(34,199,242,.35)}
.feature-card:nth-child(3n) .feature-icon{background:linear-gradient(135deg,#a8e063,#3ddc97);box-shadow:0 10px 24px rgba(61,220,151,.35)}
.feature-card h3{font-size:18px;margin-bottom:8px}
.feature-card p{color:var(--muted);font-size:14px;line-height:1.75}

/* ===== Screens / Preview ===== */
.preview{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.preview .ph{grid-column:1 / -1;display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:6px}
.preview h2{font-size:30px;font-weight:800}
.preview .ph p{color:var(--muted);font-size:14px;max-width:480px}
.screenshot{
  position:relative;border-radius:20px;overflow:hidden;border:1px solid var(--line);
  background:#0c1426;aspect-ratio:9/16;
  cursor:zoom-in;transition:transform .25s ease, box-shadow .25s ease;
}
.screenshot:hover{transform:translateY(-4px);box-shadow:0 20px 50px rgba(0,0,0,.45)}
.screenshot img{width:100%;height:100%;object-fit:cover;display:block}
.screenshot .cap{
  position:absolute;left:0;right:0;bottom:0;padding:14px 16px;
  background:linear-gradient(0deg,rgba(0,0,0,.75),transparent);
  font-size:12px;color:#fff;letter-spacing:.5px;font-weight:600;
}
.hero-shot{
  grid-column:1/-1;aspect-ratio:16/7;border-radius:24px;overflow:hidden;
  border:1px solid var(--line);position:relative;
}
.hero-shot img{width:100%;height:100%;object-fit:cover;display:block}
.hero-shot .cap{position:absolute;left:24px;bottom:20px;padding:10px 16px;border-radius:12px;
  background:rgba(0,0,0,.5);backdrop-filter:blur(8px);font-size:13px;font-weight:600;color:#fff}

/* Lightbox */
.lightbox{position:fixed;inset:0;background:rgba(0,0,0,.86);display:none;align-items:center;justify-content:center;z-index:200;padding:24px}
.lightbox.open{display:flex}
.lightbox img{max-width:min(560px,90vw);max-height:88vh;border-radius:18px;box-shadow:0 30px 80px rgba(0,0,0,.6)}
.lightbox .close{position:absolute;top:24px;right:24px;width:44px;height:44px;border-radius:50%;
  background:rgba(255,255,255,.1);display:grid;place-items:center;font-size:24px;color:#fff;border:1px solid rgba(255,255,255,.2)}

/* ===== Highlights strip ===== */
.highlights{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.hl{padding:22px 20px;border-radius:18px;background:rgba(255,255,255,.04);border:1px solid var(--line)}
.hl h4{font-size:18px;margin-bottom:6px;color:#fff}
.hl p{color:var(--muted);font-size:13px;line-height:1.7}
.hl svg{width:28px;height:28px;stroke:var(--brand-2);fill:none;stroke-width:2;margin-bottom:12px}

/* ===== Reviews / Testimonials ===== */
.reviews{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.review{padding:26px 24px;border-radius:20px;background:linear-gradient(180deg,rgba(255,255,255,.04),rgba(255,255,255,.015));
  border:1px solid var(--line);position:relative}
.review::before{content:"\201C";position:absolute;left:18px;top:6px;font-size:64px;color:rgba(255,138,30,.4);line-height:1;font-family:Georgia,serif}
.review p{color:#dde6f7;font-size:15px;line-height:1.85;padding-top:18px}
.review .who{display:flex;align-items:center;gap:12px;margin-top:18px;padding-top:18px;border-top:1px solid var(--line)}
.avatar{width:42px;height:42px;border-radius:50%;display:grid;place-items:center;font-weight:800;color:#fff;background:var(--grad-1)}
.review:nth-child(2n) .avatar{background:var(--grad-2)}
.review:nth-child(3n) .avatar{background:linear-gradient(135deg,#a8e063,#3ddc97)}
.review .who b{font-size:14px}
.review .who span{display:block;color:var(--muted);font-size:12px;margin-top:2px}
.stars{color:#ffb24d;letter-spacing:2px;font-size:13px;margin-top:4px}

/* ===== How to (steps) ===== */
.steps{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;counter-reset:step}
.step{
  padding:28px 24px 24px;border-radius:20px;background:rgba(255,255,255,.04);
  border:1px solid var(--line);position:relative;counter-increment:step;
}
.step::before{
  content:counter(step,decimal-leading-zero);
  position:absolute;left:-18px;top:-18px;width:54px;height:54px;border-radius:14px;
  display:grid;place-items:center;font-weight:900;font-size:20px;color:#fff;
  background:var(--grad-1);box-shadow:0 12px 28px rgba(255,138,30,.4);
}
.step h3{font-size:18px;margin-bottom:8px}
.step p{color:var(--muted);font-size:14px;line-height:1.8}
.step .hint{margin-top:12px;font-size:12px;color:var(--brand-2);font-weight:600}

/* ===== FAQ ===== */
.faq-list{display:grid;grid-template-columns:1fr;gap:12px;max-width:920px;margin:0 auto}
.faq-item{
  border:1px solid var(--line);border-radius:14px;background:rgba(255,255,255,.03);overflow:hidden;
  transition:border-color .2s ease;
}
.faq-item.open{border-color:rgba(255,138,30,.45);background:rgba(255,138,30,.05)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;text-align:left;font-size:15px;font-weight:600;color:#fff;
}
.faq-q .ic{
  width:28px;height:28px;border-radius:8px;display:grid;place-items:center;flex-shrink:0;
  background:rgba(255,138,30,.18);color:var(--brand-2);
  transition:transform .2s ease;
}
.faq-item.open .faq-q .ic{transform:rotate(45deg);background:var(--brand);color:#fff}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease, padding .3s ease;color:var(--muted);font-size:14px;line-height:1.85}
.faq-item.open .faq-a{max-height:480px;padding:0 22px 20px 22px}

/* ===== CTA ===== */
.cta{
  position:relative;padding:64px 56px;border-radius:28px;overflow:hidden;
  background:linear-gradient(135deg,rgba(255,138,30,.12),rgba(34,199,242,.08));
  border:1px solid var(--line);
  display:grid;grid-template-columns:1.4fr 1fr;gap:36px;align-items:center;
}
.cta::before{content:"";position:absolute;inset:0;background:radial-gradient(500px 300px at 90% 10%,rgba(255,138,30,.25),transparent 60%);pointer-events:none}
.cta h3{font-size:30px;font-weight:800;line-height:1.25}
.cta p{color:var(--muted);margin-top:10px;font-size:15px;max-width:520px}
.cta .cta-actions{display:flex;gap:14px;justify-content:flex-end;flex-wrap:wrap}

/* ===== Footer ===== */
.site-footer{padding:64px 0 30px;border-top:1px solid var(--line);background:linear-gradient(180deg,transparent,rgba(0,0,0,.4))}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;margin-bottom:36px}
.foot-col h5{font-size:14px;letter-spacing:1px;color:#fff;margin-bottom:14px;text-transform:uppercase}
.foot-col ul li{margin-bottom:10px}
.foot-col a{color:var(--muted);font-size:14px}
.foot-col a:hover{color:#fff}
.foot-brand{display:flex;align-items:center;gap:12px;font-size:18px;font-weight:800;margin-bottom:14px}
.foot-brand img{width:42px;height:42px;border-radius:11px}
.foot-brand small{display:block;font-size:12px;color:var(--muted);font-weight:500;letter-spacing:1px;margin-top:-2px}
.foot-disclaimer{
  padding:18px 20px;border-radius:14px;background:rgba(255,255,255,.04);
  border:1px solid var(--line);color:var(--muted);font-size:13px;line-height:1.85;
}
.copyright{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;align-items:center;
  padding-top:24px;border-top:1px solid var(--line);color:var(--muted-2);font-size:12px;
}
.copyright a{color:var(--muted-2)}
.copyright a:hover{color:#fff}

/* ===== Article / Inner page ===== */
.page-hero{padding:80px 0 50px;position:relative}
.page-hero h1{font-size:46px;line-height:1.15;font-weight:900;letter-spacing:.5px;
  background:linear-gradient(180deg,#fff 0%, #b9c6e2 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent}
.page-hero h1 .hl{background:linear-gradient(90deg,#ff8a1e,#ff5a87);-webkit-background-clip:text;background-clip:text;color:transparent}
.page-hero p{color:var(--muted);font-size:16px;margin-top:18px;max-width:760px}
.crumbs{font-size:13px;color:var(--muted-2);margin-bottom:18px}
.crumbs a{color:var(--muted-2)}
.crumbs a:hover{color:#fff}
.crumbs .sep{margin:0 8px;opacity:.5}

.prose{max-width:880px;margin:0 auto;color:#dde6f7;font-size:16px;line-height:1.95}
.prose h2{font-size:26px;font-weight:800;color:#fff;margin:48px 0 16px;position:relative;padding-left:14px}
.prose h2::before{content:"";position:absolute;left:0;top:8px;width:5px;height:24px;border-radius:4px;background:var(--grad-1)}
.prose h3{font-size:19px;font-weight:700;color:#fff;margin:30px 0 10px}
.prose p{margin:12px 0}
.prose ul,.prose ol{margin:14px 0 14px 22px}
.prose ul li{list-style:disc;margin-bottom:6px;color:#dde6f7}
.prose ol li{list-style:decimal;margin-bottom:6px;color:#dde6f7}
.prose blockquote{margin:18px 0;padding:16px 20px;border-left:3px solid var(--brand);background:rgba(255,138,30,.06);border-radius:0 12px 12px 0;color:#dde6f7;font-style:normal}
.prose code{background:rgba(255,255,255,.06);padding:2px 8px;border-radius:6px;font-family:Consolas,Monaco,monospace;font-size:13px;color:var(--brand-2)}
.prose .tip{background:rgba(34,199,242,.07);border:1px solid rgba(34,199,242,.25);padding:14px 18px;border-radius:12px;color:#dde6f7;font-size:14px;margin:18px 0}
.prose .warn{background:rgba(255,107,107,.08);border:1px solid rgba(255,107,107,.25);padding:14px 18px;border-radius:12px;color:#dde6f7;font-size:14px;margin:18px 0}
.prose .hl-word{color:var(--brand-2);font-weight:600}

.toc{background:rgba(255,255,255,.04);border:1px solid var(--line);border-radius:14px;padding:20px 22px;margin:8px 0 36px;max-width:880px;margin-left:auto;margin-right:auto}
.toc h4{font-size:14px;letter-spacing:1px;color:#fff;margin-bottom:10px}
.toc ol{counter-reset:tc;margin-left:22px;list-style:decimal}
.toc a{color:var(--muted);font-size:14px;display:block;padding:4px 0}
.toc a:hover{color:#fff}

.related-posts{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:48px}
.rel-card{padding:24px;border-radius:18px;background:rgba(255,255,255,.04);border:1px solid var(--line);transition:transform .2s ease,border-color .2s ease}
.rel-card:hover{transform:translateY(-3px);border-color:rgba(255,138,30,.4)}
.rel-card h4{font-size:17px;margin-bottom:8px}
.rel-card p{color:var(--muted);font-size:14px;line-height:1.7}
.rel-card a.more{display:inline-flex;align-items:center;gap:6px;margin-top:12px;color:var(--brand-2);font-weight:600;font-size:13px}

/* ===== Reveal animation ===== */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .6s ease, transform .6s ease}
.reveal.in{opacity:1;transform:none}

/* ===== Responsive ===== */
@media (max-width: 1024px){
  .hero-grid{grid-template-columns:1fr;gap:48px}
  .hero h1{font-size:42px}
  .features,.preview,.reviews,.highlights{grid-template-columns:repeat(2,1fr)}
  .stats{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr}
  .cta{grid-template-columns:1fr;padding:40px 32px}
  .cta .cta-actions{justify-content:flex-start}
  .related-posts{grid-template-columns:1fr 1fr}
}
@media (max-width: 720px){
  .section{padding:60px 0}
  .hero{padding:56px 0 64px}
  .hero h1{font-size:34px}
  .page-hero{padding:56px 0 36px}
  .page-hero h1{font-size:32px}
  .features,.preview,.reviews,.highlights,.related-posts{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr 1fr}
  .nav-links{display:none;position:absolute;top:68px;left:0;right:0;background:rgba(8,14,30,.95);
    flex-direction:column;padding:14px 18px;gap:6px;border-bottom:1px solid var(--line)}
  .nav-links.open{display:flex}
  .nav-burger{display:flex}
  .pill-1,.pill-2{display:none}
  .step::before{left:-6px;top:-18px;width:46px;height:46px;font-size:16px}
  .foot-grid{grid-template-columns:1fr}
  .prose h2{font-size:22px}
}