/* ============================================================
   iTeaMDM Pro — landing
   Design: near-black stage, one accent, hairline borders.
   Motion: expo-out / back overshoot, staggered. No linear easing.
   ============================================================ */

:root{
  --bg:#08090B;
  --bg-2:#0B0D10;
  --panel:#0F1115;
  --line:rgba(255,255,255,.085);
  --line-2:rgba(255,255,255,.14);
  --ink:#EDEEF1;
  --ink-2:#9198A3;
  --ink-3:#626973;
  --accent:#78F088;
  --accent-dim:rgba(120,240,136,.15);
  --radius:16px;
  --ease-out:cubic-bezier(.16,1,.3,1);
  --ease-back:cubic-bezier(.34,1.56,.64,1);
  --max:1180px;
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","Segoe UI",Inter,Roboto,Helvetica,Arial,sans-serif;
  font-size:16px;line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit}
h1,h2,h3,h4,p,ul,ol,dl,dd{margin:0}
ul,ol{padding:0;list-style:none}

/* ---------- ambient ---------- */
.grain{
  position:fixed;inset:0;z-index:99;pointer-events:none;opacity:.032;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/></filter><rect width='160' height='160' filter='url(%23n)'/></svg>");
  mix-blend-mode:overlay;
}
.spotlight{
  position:fixed;top:0;left:0;width:760px;height:760px;z-index:0;pointer-events:none;
  border-radius:50%;opacity:0;transform:translate3d(-50%,-50%,0);
  background:radial-gradient(circle,rgba(120,240,136,.055),rgba(120,240,136,0) 62%);
  transition:opacity .8s var(--ease-out);
  will-change:transform;
}

/* ---------- layout ---------- */
.wrap{width:100%;max-width:var(--max);margin:0 auto;padding:0 28px;position:relative;z-index:2}
.wrap-narrow{max-width:820px}
.center{text-align:center}
.section{padding:104px 0;position:relative}
.section-alt{background:var(--bg-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}

/* ---------- type ---------- */
.eyebrow{
  font-size:12px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--ink-3);font-weight:600;margin-bottom:22px;
}
.h2{
  font-size:clamp(32px,4.4vw,54px);line-height:1.06;letter-spacing:-.032em;
  font-weight:600;
}
.lede{
  margin-top:22px;font-size:clamp(16px,1.5vw,19px);line-height:1.68;
  color:var(--ink-2);max-width:64ch;
}
.lede.center{margin-left:auto;margin-right:auto}
.lede strong{color:var(--ink);font-weight:500}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:9px;justify-content:center;
  height:50px;padding:0 24px;border-radius:11px;border:1px solid transparent;
  font-size:15px;font-weight:550;letter-spacing:-.01em;cursor:pointer;
  transition:transform .34s var(--ease-out),background .24s,border-color .24s,box-shadow .34s;
  white-space:nowrap;
}
.btn svg{width:16px;height:16px;flex:none;transition:transform .38s var(--ease-out)}
.btn:hover svg{transform:translateX(3px)}
.btn:active{transform:scale(.975)}
.btn-primary{
  background:var(--ink);color:#08090B;
  box-shadow:0 1px 0 rgba(255,255,255,.5) inset,0 10px 30px -12px rgba(255,255,255,.28);
}
.btn-primary:hover{background:#fff;box-shadow:0 1px 0 rgba(255,255,255,.7) inset,0 14px 40px -12px rgba(255,255,255,.4)}
.btn-outline{border-color:var(--line-2);color:var(--ink);background:rgba(255,255,255,.02)}
.btn-outline:hover{border-color:rgba(255,255,255,.28);background:rgba(255,255,255,.05)}
.btn-ghost{height:40px;padding:0 16px;font-size:14px;color:var(--ink-2);border-radius:9px}
.btn-ghost:hover{color:var(--ink);background:rgba(255,255,255,.055)}
.btn-lg{height:56px;padding:0 32px;font-size:16px}
.btn-block{width:100%}

/* ---------- nav ---------- */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:60;
  transition:background .4s var(--ease-out),border-color .4s,backdrop-filter .4s;
  border-bottom:1px solid transparent;
}
.nav.solid{
  background:rgba(8,9,11,.72);
  -webkit-backdrop-filter:saturate(180%) blur(18px);
  backdrop-filter:saturate(180%) blur(18px);
  border-bottom-color:var(--line);
}
.nav-inner{
  max-width:var(--max);margin:0 auto;padding:0 28px;height:66px;
  display:flex;align-items:center;gap:32px;
}
.brand{display:flex;align-items:center;gap:10px;font-weight:600;letter-spacing:-.02em;font-size:15.5px}
.brand-mark{width:26px;height:26px;color:var(--ink)}
.brand-logo{
  width:28px;height:28px;border-radius:7px;flex:none;
  box-shadow:0 0 0 1px rgba(255,255,255,.07),0 2px 8px -2px rgba(0,0,0,.6);
}
.brand-pro{
  font-size:9px;letter-spacing:.14em;color:var(--accent);
  border:1px solid rgba(120,240,136,.34);border-radius:4px;
  padding:1.5px 4px 1px;margin-left:6px;vertical-align:2px;font-weight:700;
}
.nav-links{display:flex;gap:26px;margin-left:auto}
.nav-links a{font-size:14px;color:var(--ink-2);transition:color .2s}
.nav-links a:hover{color:var(--ink)}
.nav-cta{border:1px solid var(--line-2)}
.nav-burger{display:none;background:none;border:0;padding:8px;margin-left:auto;cursor:pointer}
.nav-burger span{display:block;width:19px;height:1.5px;background:var(--ink);margin:4px 0;transition:transform .3s var(--ease-out)}

/* ---------- hero ---------- */
.hero{position:relative;padding:136px 0 96px;overflow:hidden}
.hero-glow{
  position:absolute;top:-320px;left:50%;transform:translateX(-50%);
  width:1100px;height:700px;pointer-events:none;
  background:radial-gradient(ellipse at center,rgba(120,240,136,.10),rgba(120,240,136,0) 62%);
  filter:blur(20px);
}
.hero-grid{
  display:grid;grid-template-columns:minmax(0,1fr) 512px;gap:40px;align-items:center;
}
.hero-copy{min-width:0}
.hero-badge{
  display:inline-flex;align-items:center;gap:9px;
  height:31px;padding:0 13px;border-radius:100px;
  border:1px solid var(--line-2);background:rgba(255,255,255,.025);
  font-size:12.5px;color:var(--ink-2);letter-spacing:.01em;margin-bottom:26px;
}
.hero-badge .dot{
  width:6px;height:6px;border-radius:50%;background:var(--accent);
  box-shadow:0 0 0 3px var(--accent-dim);
  animation:pulse 2.6s ease-in-out infinite;
}
@keyframes pulse{
  0%,100%{box-shadow:0 0 0 3px var(--accent-dim)}
  50%{box-shadow:0 0 0 7px rgba(120,240,136,.045)}
}
.hero-title{
  font-size:clamp(48px,6.9vw,78px);line-height:.95;letter-spacing:-.045em;
  font-weight:600;
}
.hero-title .line{display:block;overflow:hidden}
.hero-title .line:nth-child(2){
  background:linear-gradient(96deg,#fff 18%,#8A919B 92%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{
  margin-top:24px;font-size:clamp(16.5px,1.7vw,20px);line-height:1.62;
  color:var(--ink-2);max-width:60ch;
}
.hero-sub strong{color:var(--ink);font-weight:500}
.hero-actions{display:flex;gap:12px;margin-top:30px;flex-wrap:wrap}
.hero-proof{display:flex;align-items:center;gap:24px;margin-top:46px;flex-wrap:wrap}
.proof-item{display:flex;flex-direction:column;gap:2px}
.proof-item b{font-size:19px;font-weight:600;letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.proof-item span{font-size:12.5px;color:var(--ink-3)}
.proof-sep{width:1px;height:26px;background:var(--line)}

/* 手机视觉 */
.hero-visual{
  position:relative;width:100%;pointer-events:none;z-index:1;
  display:flex;align-items:center;justify-content:center;
}
.phone{
  position:relative;width:214px;height:436px;margin:0 auto;
  border-radius:38px;padding:9px;
  background:linear-gradient(168deg,#20242A,#0A0C0F 58%,#171A1F);
  box-shadow:
    0 0 0 1px rgba(255,255,255,.07),
    0 40px 90px -30px rgba(0,0,0,.9),
    0 0 120px -40px rgba(120,240,136,.16);
  transform:rotate(-5.5deg);
}
.phone-notch{
  position:absolute;top:16px;left:50%;transform:translateX(-50%);
  width:66px;height:19px;border-radius:100px;background:#05060A;z-index:3;
}
.phone-screen{
  position:relative;width:100%;height:100%;border-radius:31px;overflow:hidden;
  background:#05060A;
}
.screen-lock,.screen-ok{
  position:absolute;inset:0;display:flex;flex-direction:column;
  align-items:center;justify-content:center;text-align:center;padding:0 22px;gap:9px;
  transition:opacity .7s var(--ease-out),transform .7s var(--ease-out);
}
.screen-ok{opacity:0;transform:scale(.92)}
.phone.done .screen-lock{opacity:0;transform:scale(1.06)}
.phone.done .screen-ok{opacity:1;transform:scale(1)}
.lock-icon{width:34px;height:34px;color:var(--ink-2);margin-bottom:4px}
.screen-title{font-size:14.5px;font-weight:600;letter-spacing:-.01em}
.screen-body{font-size:11px;line-height:1.5;color:var(--ink-3)}
.screen-body b{color:var(--ink-2);font-weight:500}
.screen-btn{
  margin-top:9px;font-size:10.5px;color:var(--ink-2);
  border:1px solid var(--line-2);border-radius:7px;padding:5px 15px;
}
.ok-ring{
  width:50px;height:50px;border-radius:50%;color:var(--accent);
  border:1px solid rgba(120,240,136,.3);background:var(--accent-dim);
  display:grid;place-items:center;margin-bottom:6px;
}
.ok-ring svg{width:24px;height:24px}
.visual-scan{
  position:absolute;left:50%;top:0;transform:translateX(-50%);
  width:270px;height:1px;
  background:linear-gradient(90deg,transparent,rgba(120,240,136,.5),transparent);
  animation:scan 5.2s cubic-bezier(.5,0,.5,1) infinite;
}
@keyframes scan{
  0%{top:4%;opacity:0}
  12%{opacity:1}
  78%{opacity:1}
  100%{top:92%;opacity:0}
}

/* ---------- strip ---------- */
.strip{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:rgba(255,255,255,.012)}
.strip-inner{
  display:flex;align-items:center;justify-content:space-between;gap:26px;
  padding:24px 28px;flex-wrap:wrap;
}
.strip-label{font-size:12.5px;color:var(--ink-3);letter-spacing:.02em}
.strip-tags{display:flex;gap:10px;flex-wrap:wrap}
.strip-tags span{
  font-size:12.5px;color:var(--ink-2);padding:5px 11px;border-radius:7px;
  border:1px solid var(--line);background:rgba(255,255,255,.02);
}

/* ---------- cards ---------- */
.cards-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:56px}
.card{
  padding:30px 26px 32px;border-radius:var(--radius);
  border:1px solid var(--line);background:linear-gradient(180deg,rgba(255,255,255,.026),rgba(255,255,255,.008));
  transition:border-color .3s,transform .5s var(--ease-out),background .3s;
}
.card:hover{border-color:var(--line-2);transform:translateY(-3px);background:linear-gradient(180deg,rgba(255,255,255,.04),rgba(255,255,255,.012))}
.card-ico{width:38px;height:38px;border-radius:10px;color:var(--ink);display:grid;place-items:center;
  border:1px solid var(--line-2);background:rgba(255,255,255,.03);margin-bottom:20px}
.card-ico svg{width:19px;height:19px}
.card h3{font-size:16.5px;font-weight:580;letter-spacing:-.012em;margin-bottom:9px}
.card p{font-size:14px;line-height:1.62;color:var(--ink-2)}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin-top:62px;position:relative}
.step{position:relative;padding:0 30px 0 0}
.step:not(:last-child):after{
  content:"";position:absolute;right:8px;top:19px;width:calc(100% - 46px);height:1px;
  background:linear-gradient(90deg,var(--line-2),transparent);
}
.step-n{
  display:inline-block;font-size:12px;font-weight:600;letter-spacing:.1em;
  color:var(--accent);font-variant-numeric:tabular-nums;margin-bottom:22px;
  padding:4px 9px;border-radius:6px;border:1px solid rgba(120,240,136,.24);background:var(--accent-dim);
}
.step h3{font-size:19px;font-weight:580;letter-spacing:-.018em;margin-bottom:10px}
.step p{font-size:14.5px;line-height:1.66;color:var(--ink-2);max-width:34ch}
.how-note{
  display:flex;gap:15px;margin-top:66px;padding:24px 26px;border-radius:14px;
  border:1px solid var(--line);background:rgba(255,255,255,.018);
}
.note-ico{width:21px;height:21px;color:var(--ink-3);flex:none;margin-top:2px}
.how-note p{font-size:14px;line-height:1.68;color:var(--ink-2);max-width:76ch}
.how-note strong{color:var(--ink);font-weight:550}
.how-note em{font-style:normal;color:var(--accent)}

/* ---------- features ---------- */
.feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:58px}
.feat{
  padding:28px 26px;border-radius:var(--radius);border:1px solid var(--line);
  background:linear-gradient(180deg,rgba(255,255,255,.024),rgba(255,255,255,.006));
  transition:border-color .3s,transform .5s var(--ease-out);
  display:flex;flex-direction:column;
}
.feat:hover{border-color:var(--line-2);transform:translateY(-3px)}
.feat-lg{grid-column:span 2;position:relative;overflow:hidden;min-height:230px}
.feat-body{position:relative;z-index:2;max-width:56%}
.feat-ico{width:36px;height:36px;border-radius:10px;display:grid;place-items:center;color:var(--ink);
  border:1px solid var(--line-2);background:rgba(255,255,255,.03);margin-bottom:18px}
.feat-ico svg{width:18px;height:18px}
.feat h3{font-size:16.5px;font-weight:580;letter-spacing:-.012em;margin-bottom:9px}
.feat p{font-size:14px;line-height:1.64;color:var(--ink-2)}
.feat p em{font-style:normal;color:var(--ink)}
.tag{
  display:inline-block;font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;
  color:var(--accent);border:1px solid rgba(120,240,136,.26);border-radius:5px;
  padding:2.5px 7px;margin-bottom:16px;font-weight:650;
}
.feat-lg h3{font-size:21px;margin-bottom:12px}
.feat-lg p{font-size:14.5px;max-width:44ch}
.art-mdm{
  position:absolute;right:-10px;top:50%;transform:translateY(-50%);
  width:44%;height:150px;border-radius:11px;
  border:1px solid var(--line);background:rgba(0,0,0,.32);
  padding:16px;display:flex;flex-direction:column;gap:11px;justify-content:center;
}
.art-row{display:flex;flex-direction:column;gap:9px}
.art-row span{height:7px;border-radius:3px;background:rgba(255,255,255,.09)}
.art-row span:nth-child(1){width:62%}
.art-row span:nth-child(2){width:88%}
.art-row span:nth-child(3){width:74%}
.art-strike{
  position:absolute;left:12px;right:12px;top:50%;height:1.5px;
  background:linear-gradient(90deg,transparent,var(--accent),transparent);
  transform:rotate(-11deg) scaleX(0);transform-origin:left;
  animation:strike 3.4s var(--ease-out) infinite;
}
@keyframes strike{
  0%,28%{transform:rotate(-11deg) scaleX(0);opacity:0}
  40%{opacity:1}
  62%{transform:rotate(-11deg) scaleX(1);opacity:1}
  88%{transform:rotate(-11deg) scaleX(1);opacity:0}
  100%{transform:rotate(-11deg) scaleX(1);opacity:0}
}

/* ---------- split / matrix ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}
.specs{margin-top:38px;display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);
  border:1px solid var(--line);border-radius:12px;overflow:hidden}
.specs>div{background:var(--bg-2);padding:16px 18px}
.specs dt{font-size:11.5px;letter-spacing:.09em;text-transform:uppercase;color:var(--ink-3);margin-bottom:5px}
.specs dd{font-size:15px;font-weight:520;letter-spacing:-.01em}
.matrix{
  border:1px solid var(--line);border-radius:14px;overflow:hidden;
  background:linear-gradient(180deg,rgba(255,255,255,.028),rgba(255,255,255,.008));
}
.matrix-head,.matrix-row{display:grid;grid-template-columns:1fr 1.5fr .9fr;gap:12px;
  padding:13px 20px;align-items:center}
.matrix-head{font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3);
  border-bottom:1px solid var(--line);background:rgba(255,255,255,.02)}
.matrix-row{border-bottom:1px solid rgba(255,255,255,.045);font-size:13.5px;transition:background .25s}
.matrix-row:last-child{border-bottom:0}
.matrix-row:hover{background:rgba(255,255,255,.022)}
.matrix-row span:nth-child(1){font-weight:550;letter-spacing:-.01em}
.matrix-row span:nth-child(2){color:var(--ink-2);font-size:13px}
.ok{color:var(--accent);font-size:12px;font-weight:550}
.no{color:var(--ink-3);font-size:12px;font-weight:550}

/* ---------- pricing ---------- */
/* ★ 2026-11-04 老板砍掉右侧「Twenty-five or more?」板块，价格卡改单列居中 */
.price-wrap{display:grid;grid-template-columns:minmax(0,520px);justify-content:center;gap:20px;margin-top:56px;align-items:start}
.price-card{
  position:relative;border-radius:18px;padding:34px 32px 30px;
  background:linear-gradient(180deg,rgba(255,255,255,.045),rgba(255,255,255,.012));
  border:1px solid var(--line-2);
  box-shadow:0 40px 80px -50px rgba(120,240,136,.25);
}
.price-head{padding-bottom:26px;border-bottom:1px solid var(--line)}
.price-name{font-size:13px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3);font-weight:600}
.price-num{display:flex;align-items:baseline;gap:2px;margin-top:14px;font-size:60px;font-weight:600;
  letter-spacing:-.045em;line-height:1;font-variant-numeric:tabular-nums}
.price-num .cur{font-size:26px;font-weight:500;color:var(--ink-2);margin-right:3px;align-self:flex-start;margin-top:9px}
.price-num .dec{font-size:32px;color:var(--ink-2);letter-spacing:-.02em}
.price-per{display:block;margin-top:11px;font-size:13px;color:var(--ink-3)}
.price-list{margin:26px 0 28px;display:flex;flex-direction:column;gap:12px}
.price-list li{position:relative;padding-left:26px;font-size:14px;color:var(--ink-2)}
.price-list li:before{
  content:"";position:absolute;left:0;top:7px;width:14px;height:14px;border-radius:50%;
  background:var(--accent-dim);
  box-shadow:inset 0 0 0 1px rgba(120,240,136,.3);
}
.price-list li:after{
  content:"";position:absolute;left:4.4px;top:10.6px;width:5px;height:2.4px;
  border-left:1.4px solid var(--accent);border-bottom:1.4px solid var(--accent);
  transform:rotate(-45deg);
}
.price-fine{margin-top:15px;font-size:12px;line-height:1.6;color:var(--ink-3);text-align:center}
.price-side{padding:34px 32px;border-radius:18px;border:1px solid var(--line);
  background:rgba(255,255,255,.014)}
.price-side h3{font-size:19px;font-weight:580;letter-spacing:-.018em;margin-bottom:11px}
.price-side p{font-size:14.5px;line-height:1.66;color:var(--ink-2)}
.link-arrow{display:inline-flex;align-items:center;gap:8px;margin-top:20px;
  font-size:14.5px;font-weight:520;color:var(--accent);transition:gap .3s var(--ease-out)}
.link-arrow:hover{gap:12px}
.link-arrow svg{width:15px;height:15px}
.price-trust{margin-top:34px;padding-top:26px;border-top:1px solid var(--line);
  display:flex;flex-direction:column;gap:16px}
.price-trust>div{display:flex;gap:14px;align-items:baseline}
.price-trust b{font-size:13px;font-weight:600;color:var(--ink);min-width:62px}
.price-trust span{font-size:13px;color:var(--ink-3);line-height:1.55}

/* ---------- faq ---------- */
.faq{margin-top:48px;border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{
  cursor:pointer;padding:22px 34px 22px 0;position:relative;
  font-size:16px;font-weight:520;letter-spacing:-.012em;list-style:none;
  transition:color .2s;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary:hover{color:#fff}
.faq summary:after{
  content:"";position:absolute;right:4px;top:50%;width:11px;height:11px;
  border-right:1.5px solid var(--ink-3);border-bottom:1.5px solid var(--ink-3);
  transform:translateY(-70%) rotate(45deg);
  transition:transform .35s var(--ease-back),border-color .25s;
}
.faq details[open] summary:after{transform:translateY(-25%) rotate(-135deg);border-color:var(--ink)}
.faq details p{
  padding:0 52px 26px 0;font-size:14.5px;line-height:1.72;color:var(--ink-2);
  animation:faqIn .45s var(--ease-out) both;
}
@keyframes faqIn{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:none}}

/* ---------- final cta ---------- */
.cta-final{position:relative;padding:124px 0;overflow:hidden;border-top:1px solid var(--line)}
.cta-glow{
  position:absolute;bottom:-380px;left:50%;transform:translateX(-50%);
  width:900px;height:620px;pointer-events:none;
  background:radial-gradient(ellipse at center,rgba(120,240,136,.13),rgba(120,240,136,0) 64%);
  filter:blur(30px);
}
.cta-final .lede{margin-bottom:38px}

/* ---------- footer ---------- */
.foot{border-top:1px solid var(--line);background:#06070A;padding:56px 0 44px}
.foot-inner{display:flex;flex-direction:column;gap:26px}
.foot-brand{display:flex;align-items:center;gap:10px;font-size:15px;font-weight:600;letter-spacing:-.02em}
.foot-brand .brand-mark{width:24px;height:24px}
.foot-links{display:flex;gap:26px;flex-wrap:wrap}
.foot-links a{font-size:13.5px;color:var(--ink-2);transition:color .2s}
.foot-links a:hover{color:var(--ink)}
.foot-legal{font-size:11.5px;line-height:1.68;color:var(--ink-3);max-width:78ch}
.foot-copy{font-size:11.5px;color:var(--ink-3)}

/* ---------- motion (JS hands out the class) ---------- */
[data-anim]{opacity:0;will-change:transform,opacity}
[data-anim].in{opacity:1}
[data-anim="fade"]{transform:none;transition:opacity .9s var(--ease-out)}
[data-anim="rise"]{transform:translateY(26px);transition:opacity .8s var(--ease-out),transform .95s var(--ease-out)}
[data-anim="rise"].in{transform:none}
[data-anim="scale"]{transform:scale(.955) translateY(14px);transition:opacity .7s var(--ease-out),transform .9s var(--ease-back)}
[data-anim="scale"].in{transform:none}
[data-anim="float"]{transform:translateY(30px) rotate(1.5deg);transition:opacity 1.2s var(--ease-out),transform 1.4s var(--ease-back)}
[data-anim="float"].in{transform:none}
.hero-title .line span{display:inline-block;transform:translateY(105%);transition:transform 1.05s var(--ease-out)}
.hero-title.in .line span{transform:none}

/* ---------- responsive ---------- */
@media (max-width:1080px){
  .hero-grid{grid-template-columns:1fr}
  .hero-visual{display:block;max-width:560px;margin:6px auto 0}
  .split{gap:44px;grid-template-columns:1fr}
  .price-wrap{grid-template-columns:1fr}
}
@media (max-width:900px){
  .nav-links{display:none}
  .nav-cta{display:none}
  .nav-burger{display:block}
  .cards-3{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr;gap:36px}
  .step{padding-right:0}
  .step:not(:last-child):after{display:none}
  .feat-grid{grid-template-columns:1fr}
  .feat-lg{grid-column:span 1;min-height:0}
  .feat-body{max-width:100%}
  .art-mdm{display:none}
  .section{padding:92px 0}
  .hero{padding:88px 0 54px}
  /* ★ 手机上把 hero 的数据带收起来：它和下面 strip 区内容重复，
     留着会把软件截图挤到首屏外，老板要求「Four minutes. 下面就得看见界面」。 */
  .hero-proof{display:none}
  .specs{grid-template-columns:1fr}
  .foot-inner{gap:20px}
}
@media (max-width:560px){
  .wrap{padding:0 20px}
  .hero-title{font-size:clamp(44px,12vw,62px)}
  .hero-actions .btn{width:100%}
  .hero-proof{gap:18px}
  .matrix-head,.matrix-row{grid-template-columns:1fr 1fr .8fr;padding:12px 14px;font-size:12.5px}
  .matrix-row span:nth-child(2){font-size:12px}
  .price-card,.price-side{padding:26px 22px}
}

@media (prefers-reduced-motion:reduce){
  *,*:before,*:after{animation-duration:.001ms!important;animation-iteration-count:1!important;
    transition-duration:.001ms!important}
  [data-anim]{opacity:1!important;transform:none!important}
  .hero-title .line span{transform:none!important}
}

/* ---------- mobile drawer (built by app.js) ---------- */
.nav-drawer{
  position:fixed;inset:66px 0 0;z-index:59;
  background:rgba(8,9,11,.98);
  -webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);
  padding:22px 24px 40px;display:flex;flex-direction:column;gap:2px;
  opacity:0;pointer-events:none;transform:translateY(-8px);
  transition:opacity .34s var(--ease-out),transform .42s var(--ease-out);
}
.nav-drawer.open{opacity:1;pointer-events:auto;transform:none}
.nav-drawer a{
  font-size:19px;font-weight:520;letter-spacing:-.018em;padding:16px 2px;
  border-bottom:1px solid var(--line);color:var(--ink);
}
.nav-drawer .drawer-cta{
  margin-top:24px;text-align:center;font-size:15px;font-weight:550;border:0;border-radius:11px;
  background:var(--ink);color:#08090B;padding:16px;
}
@media (min-width:901px){ .nav-drawer{display:none} }


/* ============================================================
   真实软件界面（截图）
   ============================================================ */
.shot-frame{
  position:relative;border-radius:12px;overflow:hidden;
  border:1px solid rgba(120,240,136,.20);
  background:#050705;
  box-shadow:
    0 0 0 1px rgba(0,0,0,.7),
    0 34px 80px -34px rgba(0,0,0,.95),
    0 0 70px -26px rgba(120,240,136,.22);
  transition:transform .6s var(--ease-out),box-shadow .6s var(--ease-out);
}
.shot-frame:hover{
  transform:translateY(-2px);
  box-shadow:
    0 0 0 1px rgba(0,0,0,.7),
    0 40px 90px -34px rgba(0,0,0,.95),
    0 0 90px -26px rgba(120,240,136,.3);
}
.shot-frame img{display:block;width:100%;height:auto}
.shot-hero{transform:none}
.shot-hero img{image-rendering:auto}

/* ---- 区块标题两栏 ---- */
.console-head{
  display:grid;grid-template-columns:1fr .86fr;gap:48px;align-items:end;
}
.console-head .lede{margin-top:0;font-size:15.5px;line-height:1.66}

/* ---- 主界面 + 三条说明 ---- */
.console-main{
  display:grid;grid-template-columns:1.42fr .8fr;gap:30px;align-items:start;margin-top:48px;
}
.console-notes{display:flex;flex-direction:column;gap:20px;padding-top:4px}
.note{border-left:1px solid rgba(120,240,136,.22);padding-left:16px}
.note h4{font-size:14px;font-weight:590;letter-spacing:-.01em;margin-bottom:6px}
.note p{font-size:13.2px;line-height:1.62;color:var(--ink-2)}
.note code{
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px;
  background:rgba(120,240,136,.1);color:var(--accent);padding:1px 5px;border-radius:4px;
}

/* ---- 两张并排 + 一张通栏 ---- */
.shot-row{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:40px}
.shot-cell figcaption{
  margin-top:15px;font-size:13px;line-height:1.62;color:var(--ink-2);max-width:54ch;
}
.shot-cell figcaption b{display:block;color:var(--ink);font-weight:570;margin-bottom:3px;font-size:13.5px}
.shot-wide{max-width:760px;margin:40px auto 0;display:block}

/* ---- 四步 ---- */
.steps-4{grid-template-columns:repeat(4,1fr)}
.steps-4 .step p{font-size:13.4px;line-height:1.6}
.steps-4 .step:not(:last-child):after{width:calc(100% - 52px)}

@media (max-width:1180px){
  .hero-grid{grid-template-columns:minmax(0,1fr) 400px;gap:36px}
  .console-head{grid-template-columns:1fr;gap:18px}
  .console-main{grid-template-columns:1fr;gap:26px}
  .console-notes{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:6px}
}
@media (max-width:900px){
  /* ★★★ 2026-11-04 手机端塌掉的根因：上面 1180 断点把 hero-grid 定成
     「内容 + 400px 截图列」，这个断点只把截图 display:none，却没把列数改回 1。
     390px 的手机上，第二列仍占 400px，左栏被压到几十像素 ⇒ 正文一行一个词。 */
  .hero-grid{grid-template-columns:1fr}
  /* ★ 2026-11-04 老板要求：手机首屏「Four minutes.」下面要能直接看到软件截图，
     所以这里不再 display:none，改成单列排在文案之后（DOM 顺序本来就是第二列）。 */
  .hero-visual{display:block;margin-top:2px}
  .hero-visual .shot-frame{margin:0}
  .hero-visual .shot-frame img{width:100%;height:auto}
  .shot-row{grid-template-columns:1fr}
  .console-notes{grid-template-columns:1fr}
  .steps-4{grid-template-columns:1fr 1fr;gap:30px 20px}
}
@media (max-width:560px){
  .steps-4{grid-template-columns:1fr}
}

/* ---- 防抹除 / 屏蔽更新 ---- */
.duo{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:50px}
.duo-card{
  padding:30px 28px 26px;border-radius:16px;
  border:1px solid var(--line);
  background:linear-gradient(180deg,rgba(255,255,255,.03),rgba(255,255,255,.008));
  transition:border-color .3s,transform .5s var(--ease-out);
}
.duo-card:hover{border-color:var(--line-2);transform:translateY(-3px)}
.duo-head{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.duo-head svg{width:23px;height:23px;color:var(--accent);flex:none}
.duo-head h3{font-size:17.5px;font-weight:580;letter-spacing:-.015em}
.duo-sub{font-size:13px !important;color:var(--accent) !important;margin:-6px 0 12px;letter-spacing:.01em}
.duo-card>p{font-size:14.2px;line-height:1.7;color:var(--ink-2)}
.duo-card>p em{font-style:normal;color:var(--ink)}
.duo-foot{
  margin-top:18px;padding-top:15px;border-top:1px solid rgba(255,255,255,.055);
  font-size:11.5px;color:var(--ink-3);letter-spacing:.01em;
}
.duo-foot code{
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:11.5px;
  color:rgba(120,240,136,.72);background:rgba(120,240,136,.07);
  padding:1px 5px;border-radius:4px;
}
.duo-note{margin-top:28px;font-size:13.5px;line-height:1.6;color:var(--ink-3);text-align:center}
.duo-note b{color:var(--ink-2);font-weight:550}
@media (max-width:820px){ .duo{grid-template-columns:1fr} }

/* ============================================================
   2026-11-04 文案重写配套样式
   ① .pair   锁住 → 干净 两机对比（老板给的实拍素材）
   ② .names  四种屏幕名
   ③ .mdm-box  MDM 科普框
   ============================================================ */

/* ---------- ① 两机对比 ---------- */
.pair{
  display:flex;align-items:center;justify-content:center;gap:12px;
}
.pair-item{
  margin:0;flex:0 1 auto;
  display:flex;flex-direction:column;align-items:center;
}
.pair-item img{
  display:block;width:100%;max-width:206px;height:auto;
  filter:drop-shadow(0 26px 42px rgba(0,0,0,.78));
}
.pair-item figcaption{
  margin-top:14px;display:flex;flex-direction:column;align-items:center;gap:7px;
  font-size:11.5px;letter-spacing:.02em;color:var(--ink-2);white-space:nowrap;
}
.tag{
  font-size:9px;font-weight:600;letter-spacing:.11em;text-transform:uppercase;
  padding:3px 8px;border-radius:999px;line-height:1;
}
.tag-bad{color:#F87171;background:rgba(248,113,113,.11);box-shadow:inset 0 0 0 1px rgba(248,113,113,.3)}
.tag-ok{color:var(--accent);background:rgba(120,240,136,.11);box-shadow:inset 0 0 0 1px rgba(120,240,136,.32)}
.pair-mid{
  flex:none;display:flex;flex-direction:column;align-items:center;gap:6px;
  color:var(--accent);opacity:.9;
}
.pair-mid svg{width:21px;height:21px}
.pair-mid span{font-size:10px;letter-spacing:.09em;color:var(--ink-3)}

/* ---------- ② 四种屏幕名 ---------- */
.names{
  display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:44px;
}
.name-card{
  display:flex;flex-direction:column;gap:10px;
  padding:22px 24px 20px;border-radius:14px;
  border:1px solid var(--line);
  background:linear-gradient(180deg,rgba(255,255,255,.028),rgba(255,255,255,.006));
}
.name-where{
  font-size:10px;letter-spacing:.11em;text-transform:uppercase;color:var(--ink-3);
}
.name-quote{
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;
  font-size:12.6px;line-height:1.66;color:var(--ink-2);
}
.name-quote b{color:var(--accent);font-weight:600}
.name-quote i{color:var(--ink-3);font-style:normal}
.name-ver{font-size:11px;color:var(--ink-3);margin-top:auto;padding-top:4px}
.names-foot{margin-top:26px;font-size:13.2px;color:var(--ink-3)}
.names-foot b{color:var(--ink-2)}

/* ---------- ③ MDM 科普框 ---------- */
.split-mdm{align-items:start}
.mdm-box{
  border:1px solid var(--line);border-radius:14px;overflow:hidden;
  background:linear-gradient(180deg,rgba(255,255,255,.03),rgba(255,255,255,.007));
}
.mdm-row{
  display:flex;flex-direction:column;gap:5px;
  padding:15px 20px;border-bottom:1px solid rgba(255,255,255,.055);
}
.mdm-row:last-child{border-bottom:0}
.mdm-row>span{
  font-size:10px;letter-spacing:.11em;text-transform:uppercase;color:var(--ink-3);
}
.mdm-row>b{font-size:13.2px;font-weight:520;line-height:1.5;color:var(--ink-2)}
.mdm-row-note{
  background:rgba(120,240,136,.045);
}
.mdm-row-note>b{color:var(--accent);font-weight:510}

/* ---------- 响应式 ---------- */
@media (max-width:1080px){
  .pair-item img{max-width:170px}
}
@media (max-width:900px){
  .names{grid-template-columns:1fr;gap:12px;margin-top:34px}
  .pair{gap:8px}
  .pair-item img{max-width:148px}
  .pair-mid svg{width:18px;height:18px}
  .name-card{padding:18px 18px 16px}
}
@media (max-width:400px){
  .pair-item img{max-width:130px}
  .pair-item figcaption{font-size:10px}
}

/* ---------- 入群入口（移植母站 join-pill：TG 一个药丸按钮） ---------- */
.join-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.tg-pill{
  display:inline-flex;align-items:center;gap:10px;height:42px;padding:0 17px 0 11px;
  border-radius:99px;border:1px solid var(--line-2);
  background:rgba(255,255,255,.035);color:var(--ink);
  font-size:13.5px;font-weight:550;letter-spacing:-.005em;
  transition:border-color .22s,background .22s,transform .22s var(--ease-out);
}
.tg-pill:hover{
  border-color:rgba(120,240,136,.34);background:rgba(120,240,136,.07);
  transform:translateY(-1px);
}
.tg-dot{
  width:26px;height:26px;border-radius:50%;display:grid;place-items:center;flex:none;
  background:linear-gradient(180deg,#2AABEE,#229ED9);color:#fff;
  box-shadow:0 0 0 1px rgba(255,255,255,.08) inset;
}
.tg-dot svg{width:15px;height:15px}
.tg-pill .ar{color:var(--ink-3);font-size:13px;
  transition:transform .22s var(--ease-out),color .22s}
.tg-pill:hover .ar{transform:translateX(3px);color:var(--accent)}

/* 联系页的社区卡 */
.join-card{display:grid;gap:10px;margin-top:26px}
.join-card .tg-pill{height:64px;padding:0 20px 0 13px;border-radius:14px;width:100%;
  justify-content:flex-start;font-size:14.5px}
.join-card .tg-dot{width:34px;height:34px}
.join-card .tg-dot svg{width:19px;height:19px}
.join-card .tg-pill .ar{margin-left:auto}
.join-card p{font-size:12.5px;color:var(--ink-3);line-height:1.6;margin:0}

/* ---------- 多语言 ---------- */
/* 语言包没落地之前先把正文藏住，避免「英文闪一下变西语」 */
html.i18n-boot{background:var(--bg)}
html.i18n-boot body{opacity:0 !important}

select.itm-lang{
  -webkit-appearance:none;appearance:none;
  height:36px;padding:0 24px 0 11px;margin-right:4px;border-radius:9px;
  border:1px solid var(--line-2);background-color:rgba(255,255,255,.04);
  color:var(--ink-2);font:inherit;font-size:12.5px;font-weight:500;cursor:pointer;
  background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 10 10'%3E%3Cpath d='M2 3.6l3 3 3-3' fill='none' stroke='%239198A3' stroke-width='1.4' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 8px center;
  transition:border-color .2s,color .2s;
}
select.itm-lang:hover{border-color:rgba(255,255,255,.22);color:var(--ink)}
select.itm-lang:focus{outline:none;border-color:rgba(120,240,136,.4)}
select.itm-lang option{background:#12151a;color:#EDEEF1}

/* RTL：阿拉伯语时把整站的文字对齐和图标方向掰回来（不做整版镜像，够读） */
html[dir="rtl"] body{direction:rtl}
html[dir="rtl"] .nav-inner,html[dir="rtl"] .foot-inner{direction:rtl}
html[dir="rtl"] .hero-title,html[dir="rtl"] .h2{text-align:right}
html[dir="rtl"] .tg-pill .ar{transform:scaleX(-1)}
html[dir="rtl"] .step{border-left:0;border-right:1px solid var(--line)}

/* RTL 细节：纯数字/拉丁片段在阿语里会被 bidi 翻序（27.0 – 27.2 变成 27.2 – 27.0，
   $9.90 变成 9.90$，4 min 变成 min 4）。这些片段必须自己 isolate 成 LTR。 */
html[dir="rtl"] .proof-item b,
html[dir="rtl"] .strip-tags span,
html[dir="rtl"] .price-num,
html[dir="rtl"] .price-per,
html[dir="rtl"] .name-ver,
html[dir="rtl"] .matrix-row span,
html[dir="rtl"] .specs dd,
html[dir="rtl"] .pay-row b,
html[dir="rtl"] .step-n,
html[dir="rtl"] .hero-badge span,
html[dir="rtl"] .duo-foot{
  direction:ltr;unicode-bidi:isolate;
}
html[dir="rtl"] .proof-item b,
html[dir="rtl"] .specs dd,
html[dir="rtl"] .matrix-row span,
html[dir="rtl"] .price-per{text-align:right}
html[dir="rtl"] select.itm-lang{padding:0 11px 0 24px;background-position:left 8px center}
html[dir="rtl"] .hero-badge{flex-direction:row-reverse}
html[dir="rtl"] .foot-links{direction:rtl}