/* ============================================================
   自动点击精灵官网 · 公共样式（午夜蓝调）
   ============================================================ */
:root{
  --bg:#0E1015;
  --bg2:#12141B;
  --panel:#171922;
  --panel2:#1C1F2B;
  --line:rgba(124,134,232,.22);
  --line2:rgba(227,230,240,.08);
  --text:#E3E6EF;
  --dim:#9BA1B8;
  --dim2:#62687F;
  --brand:#7C86E8;
  --brand-soft:rgba(124,134,232,.13);
  --cyan:#8CC2B2;
  --cyan-soft:rgba(140,194,178,.10);
  --red:#FF7A6B;
  --display:'Noto Sans SC',sans-serif;
  --body:'Noto Sans SC',sans-serif;
  --mono:'JetBrains Mono',monospace;
  --r:14px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--bg);color:var(--text);font-family:var(--body);
  font-size:16px;line-height:1.75;overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
::selection{background:var(--brand);color:#FFFFFF}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.wrap{max-width:1180px;margin:0 auto;padding:0 28px}

/* 滚动条 */
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-track{background:var(--bg)}
::-webkit-scrollbar-thumb{background:#272C40;border-radius:5px;border:2px solid var(--bg)}
::-webkit-scrollbar-thumb:hover{background:#37405C}

/* ============ 导航 ============ */
nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  transition:background .35s,border-color .35s,backdrop-filter .35s;
  border-bottom:1px solid transparent;
}
nav.scrolled{
  background:rgba(14,16,21,.85);backdrop-filter:blur(14px);
  border-bottom-color:var(--line2);
}
.nav-inner{
  max-width:1180px;margin:0 auto;padding:0 28px;
  height:68px;display:flex;align-items:center;gap:36px;
}
.logo{display:flex;align-items:center;gap:11px;font-family:var(--display);font-size:21px;font-weight:900;letter-spacing:.5px}
.logo-mark{
  width:34px;height:34px;border:1.5px solid var(--brand);border-radius:9px;
  display:grid;place-items:center;position:relative;flex-shrink:0;
  background:radial-gradient(circle at 50% 50%,rgba(124,134,232,.16),transparent 70%);
}
.logo-mark::before,.logo-mark::after{
  content:'';position:absolute;background:var(--brand);
}
.logo-mark::before{width:12px;height:1.5px}
.logo-mark::after{width:1.5px;height:12px}
.logo-mark i{
  position:absolute;width:5px;height:5px;border-radius:50%;
  background:var(--brand);animation:pulse-dot 2s infinite;
}
@keyframes pulse-dot{0%,100%{transform:scale(1);opacity:1}50%{transform:scale(.5);opacity:.5}}
.nav-links{display:flex;gap:30px;margin-left:auto}
.nav-links a{
  font-size:14px;color:var(--dim);transition:color .25s;position:relative;
}
.nav-links a::after{
  content:'';position:absolute;left:0;bottom:-6px;width:0;height:2px;
  background:var(--brand);transition:width .3s;
}
.nav-links a:hover{color:var(--text)}
.nav-links a:hover::after{width:100%}
.nav-links a.active{color:var(--text);font-weight:500}
.nav-links a.active::after{width:100%}
.nav-cta{
  margin-left:8px;font-family:var(--mono);font-size:13px;font-weight:700;
  padding:9px 22px;border-radius:8px;cursor:pointer;
  background:linear-gradient(135deg,#5560C9,#6B77E0);color:#FFFFFF;border:none;
  transition:transform .2s,box-shadow .25s;letter-spacing:.5px;
}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(124,134,232,.28)}
.nav-burger{display:none;margin-left:auto;cursor:pointer;width:38px;height:38px;border:1px solid var(--line2);border-radius:8px;background:none;flex-direction:column;align-items:center;justify-content:center;gap:5px}
.nav-burger span{width:16px;height:1.5px;background:var(--text);display:block;transition:.3s}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;gap:10px;cursor:pointer;
  font-family:var(--mono);font-size:14.5px;font-weight:700;letter-spacing:.5px;
  padding:15px 32px;border-radius:10px;transition:transform .22s,box-shadow .3s,background .3s,border-color .3s;
  border:1px solid transparent;
}
.btn-primary{background:linear-gradient(135deg,#5560C9,#6B77E0);color:#FFFFFF}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 14px 34px rgba(124,134,232,.3)}
.btn-ghost{border-color:var(--line2);color:var(--text);background:rgba(23,25,34,.6)}
.btn-ghost:hover{border-color:var(--brand);transform:translateY(-3px)}
.btn .arr{transition:transform .25s}
.btn:hover .arr{transform:translateX(4px)}

/* ============ Hero（首页） ============ */
.hero{
  position:relative;min-height:100vh;display:flex;align-items:center;
  padding:130px 0 90px;overflow:hidden;
}
.hero-bg{
  position:absolute;inset:0;pointer-events:none;
  background-image:
    linear-gradient(var(--line2) 1px,transparent 1px),
    linear-gradient(90deg,var(--line2) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(ellipse 90% 70% at 50% 40%,black 30%,transparent 75%);
  -webkit-mask-image:radial-gradient(ellipse 90% 70% at 50% 40%,black 30%,transparent 75%);
}
.hero-glow{
  position:absolute;width:900px;height:900px;top:-350px;right:-250px;pointer-events:none;
  background:radial-gradient(circle,rgba(124,134,232,.09) 0%,rgba(140,194,178,.04) 40%,transparent 70%);
  animation:glow-drift 14s ease-in-out infinite alternate;
}
@keyframes glow-drift{from{transform:translate(0,0)}to{transform:translate(-60px,50px)}}
.hero-inner{
  position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:center;
  max-width:1180px;margin:0 auto;padding:0 28px;
}
.hero-chip{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--mono);font-size:12.5px;color:var(--brand);
  border:1px solid var(--line);border-radius:100px;padding:7px 16px;
  background:var(--brand-soft);margin-bottom:30px;
  animation:fade-up .8s .1s both;
}
.hero-chip b{font-weight:500;color:var(--cyan)}
.hero h1{
  font-family:var(--display);font-weight:900;
  font-size:clamp(46px,6.2vw,84px);line-height:1.12;letter-spacing:1px;
  animation:fade-up .8s .22s both;
}
.hero h1 .lime{color:var(--brand);position:relative}
.hero h1 .lime::after{
  content:'';position:absolute;left:0;right:0;bottom:6px;height:3px;
  background:repeating-linear-gradient(90deg,var(--brand) 0 14px,transparent 14px 20px);
  opacity:.45;
}
.hero-sub{
  color:var(--dim);font-size:17.5px;max-width:520px;margin-top:26px;
  animation:fade-up .8s .34s both;
}
.hero-sub code{font-family:var(--mono);color:var(--cyan);font-size:14.5px}
.hero-actions{display:flex;gap:16px;margin-top:42px;animation:fade-up .8s .46s both;flex-wrap:wrap}
.hero-meta{
  display:flex;gap:26px;margin-top:48px;flex-wrap:wrap;
  animation:fade-up .8s .58s both;
}
.hero-meta span{
  font-family:var(--mono);font-size:12.5px;color:var(--dim2);
  display:flex;align-items:center;gap:8px;
}
.hero-meta i{width:5px;height:5px;background:var(--brand);border-radius:1px;flex-shrink:0}
@keyframes fade-up{from{opacity:0;transform:translateY(26px)}to{opacity:1;transform:translateY(0)}}

/* Hero 手机模拟 */
.hero-visual{position:relative;display:flex;justify-content:center;animation:fade-up .9s .4s both}
.phone{
  width:310px;height:640px;border-radius:42px;position:relative;
  background:linear-gradient(160deg,#181B28,#0E1016);
  border:1.5px solid rgba(124,134,232,.22);
  box-shadow:0 40px 90px rgba(0,0,0,.6),0 0 0 8px rgba(227,230,240,.03),inset 0 1px 0 rgba(227,230,240,.08);
  padding:14px;
}
.phone::before{
  content:'';position:absolute;top:16px;left:50%;transform:translateX(-50%);
  width:74px;height:8px;border-radius:5px;background:#060907;border:1px solid rgba(227,230,240,.07);
}
.screen{
  width:100%;height:100%;border-radius:30px;overflow:hidden;position:relative;
  background:linear-gradient(175deg,#12151F,#0C0E15);
  border:1px solid rgba(227,230,240,.06);
}
.app-ui{position:absolute;inset:0;padding:52px 18px 18px;font-family:var(--body)}
.app-status{
  display:flex;justify-content:space-between;font-family:var(--mono);
  font-size:10px;color:var(--dim2);margin-bottom:14px;
}
.app-title{font-family:var(--display);font-weight:700;font-size:22px;letter-spacing:1px;margin-bottom:4px}
.app-title em{font-style:normal;color:var(--brand)}
.app-sub{font-family:var(--mono);font-size:10px;color:var(--dim2);margin-bottom:16px}
.task-card{
  border:1px solid var(--line2);border-radius:12px;padding:12px 14px;
  background:rgba(28,31,43,.7);margin-bottom:10px;position:relative;
  transition:border-color .3s;
}
.task-card.active{border-color:var(--line)}
.task-card .t-name{font-size:13px;font-weight:500;display:flex;align-items:center;gap:8px}
.task-card .t-name .dot{width:6px;height:6px;border-radius:50%;background:var(--dim2)}
.task-card.active .t-name .dot{background:var(--brand);animation:pulse-dot 1.2s infinite}
.task-card .t-meta{font-family:var(--mono);font-size:9.5px;color:var(--dim2);margin-top:3px}
.fab{
  position:absolute;right:18px;bottom:24px;width:52px;height:52px;border-radius:50%;
  background:linear-gradient(140deg,#5560C9,#6B77E0);
  box-shadow:0 10px 26px rgba(108,119,217,.4);
  display:grid;place-items:center;z-index:5;
}
.fab::after{content:'';width:16px;height:16px;border-radius:50%;border:2.5px solid #FFFFFF}
.tap-point{position:absolute;z-index:4}
.tap-ripple{
  position:absolute;left:50%;top:50%;width:14px;height:14px;border-radius:50%;
  border:2px solid var(--brand);transform:translate(-50%,-50%) scale(.3);
  opacity:0;pointer-events:none;
}
.tap-point.firing .tap-ripple{animation:ripple .7s ease-out}
@keyframes ripple{
  0%{transform:translate(-50%,-50%) scale(.3);opacity:1}
  100%{transform:translate(-50%,-50%) scale(4.2);opacity:0}
}
.crosshair{
  position:absolute;width:34px;height:34px;z-index:6;pointer-events:none;
  transition:left 1s cubic-bezier(.5,0,.2,1),top 1s cubic-bezier(.5,0,.2,1);
}
.crosshair::before,.crosshair::after{
  content:'';position:absolute;background:var(--cyan);
  box-shadow:0 0 8px rgba(140,194,178,.8);
}
.crosshair::before{left:50%;top:0;bottom:0;width:1px;transform:translateX(-50%)}
.crosshair::after{top:50%;left:0;right:0;height:1px;transform:translateY(-50%)}
.crosshair .ring{
  position:absolute;inset:8px;border:1.5px dashed var(--cyan);border-radius:50%;
  animation:spin 6s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg)}}
.readout{
  position:absolute;right:-30px;top:52px;z-index:10;
  background:rgba(15,17,24,.92);border:1px solid var(--line);border-radius:12px;
  padding:13px 17px;font-family:var(--mono);font-size:12px;color:var(--dim);
  backdrop-filter:blur(8px);box-shadow:0 14px 40px rgba(0,0,0,.5);
  min-width:215px;
}
.readout .r-title{color:var(--brand);font-size:10.5px;letter-spacing:1.5px;margin-bottom:7px;display:flex;align-items:center;gap:7px}
.readout .r-title::before{content:'';width:6px;height:6px;background:var(--brand);border-radius:50%;animation:pulse-dot 1.4s infinite}
.readout .r-line{display:flex;justify-content:space-between;gap:18px;padding:2.5px 0}
.readout .r-line b{color:var(--text);font-weight:500}
.readout .r-line b.cyan{color:var(--cyan)}
.loop-badge{
  position:absolute;left:-26px;bottom:70px;z-index:10;
  background:rgba(15,17,24,.92);border:1px solid rgba(140,194,178,.25);border-radius:12px;
  padding:10px 16px;font-family:var(--mono);font-size:11.5px;color:var(--cyan);
  backdrop-filter:blur(8px);box-shadow:0 14px 40px rgba(0,0,0,.5);
}
.loop-badge b{font-size:20px;color:var(--text);font-weight:700}

/* ============ 子页 Page Hero ============ */
.page-hero{
  position:relative;padding:170px 0 90px;overflow:hidden;
}
.page-hero .hero-bg,.page-hero .hero-glow{transform:scale(1)}
.page-hero h1{
  font-family:var(--display);font-weight:900;
  font-size:clamp(36px,4.6vw,58px);line-height:1.2;letter-spacing:1px;
  animation:fade-up .8s .18s both;
}
.page-hero h1 .lime{color:var(--brand)}
.page-hero .p-sub{
  color:var(--dim);font-size:17px;max-width:640px;margin-top:22px;
  animation:fade-up .8s .3s both;
}
.page-hero .hero-chip{margin-bottom:24px}
.breadcrumb{
  font-family:var(--mono);font-size:12px;color:var(--dim2);letter-spacing:2px;
  margin-bottom:22px;animation:fade-up .8s .1s both;
}
.breadcrumb a:hover{color:var(--brand)}

/* ============ 跑马灯 ============ */
.marquee{
  border-top:1px solid var(--line2);border-bottom:1px solid var(--line2);
  background:var(--bg2);overflow:hidden;padding:17px 0;position:relative;
}
.marquee::before,.marquee::after{
  content:'';position:absolute;top:0;bottom:0;width:120px;z-index:2;pointer-events:none;
}
.marquee::before{left:0;background:linear-gradient(90deg,var(--bg2),transparent)}
.marquee::after{right:0;background:linear-gradient(-90deg,var(--bg2),transparent)}
.marquee-track{
  display:flex;gap:48px;width:max-content;
  animation:marquee 36s linear infinite;
  font-family:var(--mono);font-size:13.5px;color:var(--dim);letter-spacing:1px;white-space:nowrap;
}
.marquee-track span{display:flex;align-items:center;gap:48px}
.marquee-track i{color:var(--brand);font-style:normal}
@keyframes marquee{to{transform:translateX(-50%)}}

/* ============ 通用 Section ============ */
section{padding:110px 0;position:relative}
.sec-head{max-width:640px;margin-bottom:64px}
.sec-kicker{
  font-family:var(--mono);font-size:12.5px;color:var(--brand);letter-spacing:3px;
  display:flex;align-items:center;gap:12px;margin-bottom:18px;
}
.sec-kicker::before{content:'';width:26px;height:1px;background:var(--brand)}
.sec-kicker .num{color:var(--dim2)}
.sec-head h2{
  font-family:var(--display);font-weight:900;font-size:clamp(30px,4vw,46px);
  line-height:1.25;letter-spacing:1.5px;
}
.sec-head p{color:var(--dim);margin-top:16px;font-size:16px}
.reveal{opacity:0;transform:translateY(34px);transition:opacity .8s cubic-bezier(.2,.6,.2,1),transform .8s cubic-bezier(.2,.6,.2,1)}
.reveal.in{opacity:1;transform:none}
.sec-more{margin-top:44px}

/* ============ 核心能力 Bento ============ */
.bento{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.cell{
  background:var(--panel);border:1px solid var(--line2);border-radius:var(--r);
  padding:34px 30px;position:relative;overflow:hidden;
  transition:transform .35s,border-color .35s,box-shadow .35s;
}
.cell:hover{transform:translateY(-5px);border-color:var(--line);box-shadow:0 22px 48px rgba(0,0,0,.4)}
.cell::before{
  content:attr(data-idx);position:absolute;top:18px;right:22px;
  font-family:var(--mono);font-size:11px;color:var(--dim2);letter-spacing:1px;
}
.cell .ico{
  width:46px;height:46px;border-radius:11px;background:var(--brand-soft);
  border:1px solid var(--line);display:grid;place-items:center;margin-bottom:22px;
  font-size:21px;
}
.cell h3{font-size:19px;font-weight:700;margin-bottom:10px;letter-spacing:.5px}
.cell p{color:var(--dim);font-size:14.5px;line-height:1.8}
.cell p code{font-family:var(--mono);font-size:12.5px;color:var(--cyan)}
.cell.tall{grid-row:span 2;display:flex;flex-direction:column}
.cell.wide{grid-column:span 2}
.cell .mono-tag{
  margin-top:auto;padding-top:20px;font-family:var(--mono);font-size:11.5px;color:var(--dim2);
}
.cell .mini-demo{
  margin-top:20px;border:1px solid var(--line2);border-radius:10px;padding:14px 16px;
  font-family:var(--mono);font-size:11.5px;color:var(--dim);background:var(--bg);
  line-height:2;
}
.cell .mini-demo .ok{color:var(--brand)}
.cell .mini-demo .cy{color:var(--cyan)}

/* ============ 视觉识别 ============ */
.vision-wrap{
  border:1px solid var(--line);border-radius:20px;overflow:hidden;
  background:linear-gradient(170deg,var(--panel2),var(--bg2));
  display:grid;grid-template-columns:1fr 1fr;
}
.vision-list{padding:52px 48px;display:flex;flex-direction:column;gap:34px}
.vision-item{display:flex;gap:20px}
.vision-item .v-ico{
  width:44px;height:44px;border-radius:10px;flex-shrink:0;
  background:var(--cyan-soft);border:1px solid rgba(140,194,178,.22);
  display:grid;place-items:center;font-size:19px;
}
.vision-item h4{font-size:17px;font-weight:700;margin-bottom:5px;display:flex;align-items:center;gap:10px}
.vision-item h4 .v-tag{
  font-family:var(--mono);font-size:10px;font-weight:400;color:var(--cyan);
  border:1px solid rgba(140,194,178,.3);border-radius:4px;padding:1.5px 7px;letter-spacing:1px;
}
.vision-item p{color:var(--dim);font-size:14px;line-height:1.8}
.vision-demo{
  border-left:1px solid var(--line);position:relative;min-height:480px;
  background:
    linear-gradient(var(--line2) 1px,transparent 1px),
    linear-gradient(90deg,var(--line2) 1px,transparent 1px);
  background-size:40px 40px;background-position:center;
}
.vision-demo .scan{
  position:absolute;left:8%;right:8%;height:2px;
  background:linear-gradient(90deg,transparent,var(--cyan),transparent);
  box-shadow:0 0 18px rgba(140,194,178,.55);
  animation:scan 4.5s ease-in-out infinite;
}
@keyframes scan{0%,100%{top:16%}50%{top:82%}}
.vd-box{
  position:absolute;border:1.5px dashed var(--cyan);border-radius:6px;
  animation:vd-pulse 2.4s ease-in-out infinite;
}
@keyframes vd-pulse{0%,100%{box-shadow:0 0 0 0 rgba(140,194,178,.25)}50%{box-shadow:0 0 0 8px rgba(140,194,178,0)}}
.vd-box::before{
  content:attr(data-label);position:absolute;top:-24px;left:0;
  font-family:var(--mono);font-size:10.5px;color:var(--cyan);white-space:nowrap;
}
.vd-hit{
  position:absolute;width:14px;height:14px;border-radius:50%;
  border:2px solid var(--brand);background:rgba(124,134,232,.15);
}
.vd-hit::before,.vd-hit::after{
  content:'';position:absolute;background:var(--brand);
}
.vd-hit::before{left:-9px;right:-9px;top:50%;height:1px}
.vd-hit::after{top:-9px;bottom:-9px;left:50%;width:1px}
.vd-score{
  position:absolute;bottom:26px;left:50%;transform:translateX(-50%);
  background:rgba(15,17,24,.92);border:1px solid var(--line);border-radius:10px;
  padding:11px 20px;font-family:var(--mono);font-size:12px;color:var(--dim);
  backdrop-filter:blur(6px);white-space:nowrap;
}
.vd-score b{color:var(--brand);font-size:15px}

/* ============ 自动化中心 ============ */
.auto-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.auto-card{
  background:var(--panel);border:1px solid var(--line2);border-radius:var(--r);
  padding:32px 32px 28px;position:relative;transition:border-color .3s,transform .3s;
}
.auto-card:hover{border-color:var(--line);transform:translateY(-4px)}
.auto-card .a-time{
  font-family:var(--mono);font-size:12px;color:var(--brand);letter-spacing:1.5px;margin-bottom:14px;
  display:flex;align-items:center;gap:10px;
}
.auto-card .a-time::before{content:'';width:7px;height:7px;border-radius:50%;background:var(--brand)}
.auto-card h3{font-size:19px;font-weight:700;margin-bottom:10px}
.auto-card p{color:var(--dim);font-size:14.5px}
.auto-card .a-chips{display:flex;gap:8px;margin-top:18px;flex-wrap:wrap}
.auto-card .a-chips span{
  font-family:var(--mono);font-size:11px;color:var(--dim);
  border:1px solid var(--line2);border-radius:5px;padding:3.5px 10px;
}

/* ============ 三步上手 ============ */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;counter-reset:step}
.step{
  border:1px solid var(--line2);border-radius:var(--r);padding:38px 32px;
  background:linear-gradient(175deg,var(--panel),transparent);position:relative;
  transition:border-color .3s,transform .3s;
}
.step:hover{border-color:var(--line);transform:translateY(-4px)}
.step .s-num{
  font-family:var(--mono);font-size:52px;font-weight:700;line-height:1;
  color:transparent;-webkit-text-stroke:1.5px rgba(124,134,232,.5);margin-bottom:20px;
}
.step h3{font-size:20px;font-weight:700;margin-bottom:10px}
.step p{color:var(--dim);font-size:14.5px}
.step .s-code{
  margin-top:18px;font-family:var(--mono);font-size:11.5px;color:var(--cyan);
  background:var(--bg);border:1px solid var(--line2);border-radius:8px;padding:10px 14px;
  display:inline-block;
}

/* ============ 生态 ============ */
.eco-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.eco-card{
  border:1px solid var(--line2);border-radius:var(--r);padding:34px 30px;
  background:var(--panel);transition:border-color .3s,transform .3s;
}
.eco-card:hover{border-color:var(--line);transform:translateY(-4px)}
.eco-card .e-ico{
  width:44px;height:44px;border-radius:10px;display:grid;place-items:center;
  background:var(--brand-soft);border:1px solid var(--line);font-size:19px;margin-bottom:20px;
}
.eco-card h3{font-size:18px;font-weight:700;margin-bottom:9px}
.eco-card p{color:var(--dim);font-size:14px}

/* ============ 教程 ============ */
.tut-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.tut-card{
  border:1px solid var(--line2);border-radius:var(--r);overflow:hidden;
  background:var(--panel);display:flex;flex-direction:column;
  transition:border-color .3s,transform .3s;
}
.tut-card:hover{border-color:var(--line);transform:translateY(-4px)}
.tut-card .t-cover{
  height:120px;position:relative;
  background:linear-gradient(140deg,#1B2033,#12151F);
  border-bottom:1px solid var(--line2);display:grid;place-items:center;
}
.tut-card .t-cover::before{
  content:'';position:absolute;inset:0;
  background-image:radial-gradient(rgba(124,134,232,.14) 1px,transparent 1px);
  background-size:18px 18px;
}
.tut-card .t-cover .t-emoji{font-size:34px;position:relative;filter:grayscale(.15)}
.tut-card .t-body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1}
.tut-card h4{font-size:16.5px;font-weight:700;margin-bottom:8px;display:flex;align-items:center;gap:8px}
.tut-card p{color:var(--dim);font-size:13.5px;flex:1}
.tut-card .t-tags{display:flex;gap:7px;margin-top:16px;flex-wrap:wrap}
.tut-card .t-tags span{
  font-family:var(--mono);font-size:10.5px;color:var(--dim);
  border:1px solid var(--line2);border-radius:4px;padding:2px 8px;
}
.tut-card .t-tags .vip{
  color:var(--brand);border-color:var(--line);background:var(--brand-soft);
}
.tut-card .t-diff{font-family:var(--mono);font-size:10.5px;color:var(--cyan);margin-left:auto}

/* ============ 会员 ============ */
.vip-section{position:relative;overflow:hidden}
.vip-glow{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  width:1000px;height:600px;pointer-events:none;
  background:radial-gradient(ellipse,rgba(124,134,232,.08),transparent 65%);
}
.vip-card{
  max-width:560px;margin:0 auto;border:1px solid var(--line);border-radius:22px;
  background:linear-gradient(165deg,#1A2038,#12141D);
  padding:54px 56px;text-align:center;position:relative;overflow:hidden;
}
.vip-card::before{
  content:'';position:absolute;top:0;left:20%;right:20%;height:1px;
  background:linear-gradient(90deg,transparent,var(--brand),transparent);
}
.vip-card .v-crown{font-size:38px;margin-bottom:16px}
.vip-card h3{font-family:var(--display);font-size:34px;font-weight:900;letter-spacing:1px;margin-bottom:8px}
.vip-card .v-desc{color:var(--dim);font-size:14.5px;margin-bottom:34px}
.vip-rows{text-align:left;display:flex;flex-direction:column;gap:13px;margin-bottom:36px}
.vip-row{
  display:flex;align-items:center;gap:13px;font-size:14.5px;color:var(--dim);
  border-bottom:1px dashed var(--line2);padding-bottom:13px;
}
.vip-row:last-child{border-bottom:none;padding-bottom:0}
.vip-row .v-check{
  width:20px;height:20px;border-radius:6px;background:var(--brand-soft);
  border:1px solid var(--line);display:grid;place-items:center;flex-shrink:0;
  color:var(--brand);font-size:11px;font-weight:700;
}
.vip-row b{color:var(--text);font-weight:500}
.vip-card .v-note{font-family:var(--mono);font-size:11.5px;color:var(--dim2);margin-top:20px}

/* ============ FAQ ============ */
.faq{max-width:760px;margin:0 auto}
.faq-item{
  border:1px solid var(--line2);border-radius:12px;margin-bottom:12px;
  background:var(--panel);overflow:hidden;transition:border-color .3s;
}
.faq-item.open{border-color:var(--line)}
.faq-q{
  width:100%;display:flex;align-items:center;gap:16px;padding:21px 26px;
  background:none;border:none;color:var(--text);font-family:var(--body);
  font-size:15.5px;font-weight:500;cursor:pointer;text-align:left;
}
.faq-q .f-mark{
  font-family:var(--mono);color:var(--brand);font-size:14px;flex-shrink:0;
  transition:transform .35s;
}
.faq-item.open .f-mark{transform:rotate(45deg)}
.faq-q .f-plus{margin-left:auto;font-family:var(--mono);color:var(--dim2);font-size:18px;flex-shrink:0}
.faq-a{
  max-height:0;overflow:hidden;transition:max-height .45s cubic-bezier(.4,0,.2,1);
}
.faq-a-inner{padding:0 26px 22px 58px;color:var(--dim);font-size:14.5px}
.faq-a code{font-family:var(--mono);color:var(--cyan);font-size:13px}

/* ============ 下载页 ============ */
.dl-hero{
  max-width:760px;margin:0 auto;border:1px solid var(--line);border-radius:22px;
  background:linear-gradient(165deg,#1A2038,#12141D);
  padding:56px 52px;text-align:center;position:relative;overflow:hidden;
}
.dl-hero::before{
  content:'';position:absolute;top:0;left:20%;right:20%;height:1px;
  background:linear-gradient(90deg,transparent,var(--brand),transparent);
}
.dl-hero .d-icon{font-size:44px;margin-bottom:14px}
.dl-hero h3{font-family:var(--display);font-size:30px;font-weight:900;margin-bottom:10px}
.dl-hero .d-ver{font-family:var(--mono);font-size:13px;color:var(--cyan);margin-bottom:26px}
.dl-hero .d-meta{
  display:flex;justify-content:center;gap:24px;flex-wrap:wrap;margin-top:30px;
  font-family:var(--mono);font-size:12px;color:var(--dim2);
}
.dl-changelog{
  margin-top:26px;border:1px solid var(--line2);border-radius:12px;
  background:var(--bg);padding:16px 20px;text-align:left;
  font-family:var(--mono);font-size:12.5px;color:var(--dim);line-height:2;
}
.dl-changelog b{color:var(--brand);font-family:var(--mono);font-size:11px;letter-spacing:2px;display:block;margin-bottom:4px}
.req-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.req-card{
  border:1px solid var(--line2);border-radius:var(--r);padding:30px 32px;
  background:var(--panel);
}
.req-card .rq-line{
  display:flex;justify-content:space-between;align-items:center;
  padding:12px 0;border-bottom:1px dashed var(--line2);font-size:14.5px;
}
.req-card .rq-line:last-child{border-bottom:none}
.req-card .rq-line span{color:var(--dim)}
.req-card .rq-line b{font-weight:500;font-family:var(--mono);font-size:13px;color:var(--cyan)}
.req-card h4{font-family:var(--mono);font-size:12px;color:var(--brand);letter-spacing:2.5px;margin-bottom:10px}

/* ============ CTA + Footer ============ */
.final-cta{text-align:center;padding:120px 0 130px;position:relative;overflow:hidden}
.final-cta h2{
  font-family:var(--display);font-weight:900;font-size:clamp(34px,4.6vw,56px);
  letter-spacing:1px;line-height:1.3;
}
.final-cta h2 .lime{color:var(--brand)}
.final-cta p{color:var(--dim);margin:20px 0 44px}
footer{
  border-top:1px solid var(--line2);background:var(--bg2);
  padding:56px 0 40px;
}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;margin-bottom:44px}
.foot-brand p{color:var(--dim2);font-size:13.5px;margin-top:16px;max-width:300px}
.foot-col h5{
  font-family:var(--mono);font-size:11.5px;color:var(--dim2);
  letter-spacing:2.5px;margin-bottom:18px;font-weight:500;
}
.foot-col a{
  display:block;color:var(--dim);font-size:14px;padding:5px 0;
  transition:color .25s,transform .25s;
}
.foot-col a:hover{color:var(--brand);transform:translateX(4px)}
.foot-bottom{
  border-top:1px solid var(--line2);padding-top:26px;
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:14px;
  font-family:var(--mono);font-size:11.5px;color:var(--dim2);
}
.foot-bottom .admin-link{
  display:flex;align-items:center;gap:8px;color:var(--dim2);
  transition:color .25s;
}
.foot-bottom .admin-link:hover{color:var(--cyan)}

/* ============ 响应式 ============ */
@media (max-width:1020px){
  .hero-inner{grid-template-columns:1fr;gap:80px}
  .hero-visual{margin-top:20px}
  .readout{right:6%}
  .loop-badge{left:2%}
  .bento{grid-template-columns:1fr 1fr}
  .cell.wide{grid-column:span 1}
  .vision-wrap{grid-template-columns:1fr}
  .vision-demo{border-left:none;border-top:1px solid var(--line)}
  .auto-grid,.steps,.eco-grid,.tut-grid{grid-template-columns:1fr 1fr}
  .req-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  .nav-links,.nav-cta{display:none}
  .nav-burger{display:flex}
  nav.open{background:rgba(14,16,21,.96);backdrop-filter:blur(14px)}
  nav.open .nav-links{
    display:flex;position:absolute;top:68px;left:0;right:0;
    flex-direction:column;padding:26px 28px 34px;gap:22px;
    background:rgba(14,16,21,.98);border-bottom:1px solid var(--line2);
  }
  .bento,.auto-grid,.steps,.eco-grid,.tut-grid{grid-template-columns:1fr}
  .cell.tall{grid-row:span 1}
  .hero{padding-top:110px}
  .page-hero{padding:140px 0 70px}
  .readout{display:none}
  .loop-badge{display:none}
  .phone{width:min(310px,86vw)}
  .vip-card{padding:44px 30px}
  .dl-hero{padding:44px 26px}
  .foot-grid{grid-template-columns:1fr}
  section{padding:80px 0}
}