/* =========================================================
   JMC2 · 漫画 App 航线
   Single-page download landing · mobile first
   ========================================================= */

:root{
  --bg:#071019;
  --bg-deep:#050c13;
  --bg-soft:#0b1824;
  --panel:rgba(17,31,45,.66);
  --panel-solid:#0d1b28;
  --panel-2:rgba(255,255,255,.045);
  --line:rgba(255,255,255,.105);
  --line-strong:rgba(255,255,255,.18);
  --text:#f5efe5;
  --text-soft:#d7dfe6;
  --muted:#a2b2c0;
  --muted-2:#8193a3;
  --amber:#ffb45f;
  --amber-soft:#ffd39a;
  --amber-deep:#ff7c4c;
  --mint:#6fe7c8;
  --mint-deep:#39c9b2;
  --blue:#8bb8ff;
  --danger:#ffb08a;
  --grad-main:linear-gradient(135deg,#ffd18d 0%,#ffb45f 42%,#ff7c4c 100%);
  --grad-text:linear-gradient(115deg,#fff0d1 0%,#ffd39a 34%,#ffb45f 64%,#ff8b5c 100%);
  --grad-panel:linear-gradient(160deg,rgba(255,255,255,.075),rgba(255,255,255,.02));
  --serif:"Songti SC","STSong","Noto Serif CJK SC","宋体",serif;
  --sans:-apple-system,BlinkMacSystemFont,"SF Pro Text","PingFang SC","Hiragino Sans GB","Noto Sans SC","Microsoft YaHei",sans-serif;
  --shadow-lg:0 35px 90px -35px rgba(0,0,0,.75);
  --shadow-card:0 22px 55px -30px rgba(0,0,0,.7);
  --radius-xl:32px;
  --radius-lg:24px;
  --radius-md:18px;
  --radius-sm:13px;
  --container:1160px;
}

*,*::before,*::after{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html{
  min-width:320px;
  scroll-behavior:smooth;
  -webkit-text-size-adjust:100%;
  text-size-adjust:100%;
}
body{
  margin:0;
  min-width:320px;
  color:var(--text);
  background:
    radial-gradient(1100px 720px at 12% -8%,rgba(255,154,77,.10),transparent 62%),
    radial-gradient(1000px 660px at 94% 12%,rgba(78,211,190,.075),transparent 64%),
    radial-gradient(900px 720px at 48% 100%,rgba(83,119,255,.06),transparent 68%),
    linear-gradient(180deg,#071019 0%,#08141f 44%,#061019 100%);
  font-family:var(--sans);
  font-size:16px;
  line-height:1.7;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  isolation:isolate;
}
body.nav-open{overflow:hidden}
::selection{background:var(--amber);color:#1d1107}
img,svg{display:block}
img{max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit}
h1,h2,h3,p,dl,dd,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--amber-soft);outline-offset:3px}
.svg-sprite{position:absolute;width:0;height:0;overflow:hidden;pointer-events:none}
.icon{width:20px;height:20px;flex:none}

/* ---------- Ambient background ---------- */
.bg-aurora{position:fixed;inset:-18%;z-index:0;pointer-events:none;opacity:.72;overflow:hidden;contain:paint}
.orb{position:absolute;display:block;border-radius:50%}
.orb-a{
  width:46vw;height:46vw;min-width:430px;min-height:430px;
  left:-10%;top:-12%;
  background:radial-gradient(circle at 44% 44%,rgba(255,153,72,.48),rgba(255,126,76,.16) 44%,transparent 70%);
  animation:orbDriftA 27s ease-in-out infinite;
}
.orb-b{
  width:40vw;height:40vw;min-width:360px;min-height:360px;
  right:-9%;top:8%;
  background:radial-gradient(circle at 50% 50%,rgba(82,220,194,.32),rgba(60,175,165,.10) 48%,transparent 70%);
  animation:orbDriftB 31s ease-in-out infinite;
}
.orb-c{
  width:38vw;height:38vw;min-width:340px;min-height:340px;
  left:22%;bottom:-19%;
  background:radial-gradient(circle at 50% 50%,rgba(94,123,255,.26),rgba(75,92,200,.08) 48%,transparent 70%);
}
.orb-d{
  width:20vw;height:20vw;min-width:190px;min-height:190px;
  right:18%;bottom:16%;
  background:radial-gradient(circle at 50% 50%,rgba(255,196,128,.18),transparent 68%);
}
.bg-grid{
  position:fixed;inset:0;z-index:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.038) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.038) 1px,transparent 1px);
  background-size:74px 74px;
  opacity:.5;
  -webkit-mask-image:radial-gradient(ellipse 85% 68% at 50% 18%,#000 5%,rgba(0,0,0,.72) 46%,transparent 78%);
  mask-image:radial-gradient(ellipse 85% 68% at 50% 18%,#000 5%,rgba(0,0,0,.72) 46%,transparent 78%);
}
.starfield{
  position:fixed;inset:0;z-index:0;width:100%;height:100%;
  pointer-events:none;opacity:.82;
}
.site-header,.site-footer,main,.mobile-dock,.skip-link{position:relative;z-index:2}
.scroll-progress{
  position:fixed;top:0;left:0;right:0;z-index:130;height:2px;
  pointer-events:none;background:transparent;
}
.scroll-progress span{
  display:block;width:100%;height:100%;
  transform:scaleX(0);transform-origin:0 50%;
  background:linear-gradient(90deg,var(--mint),var(--amber),var(--amber-deep));
  box-shadow:0 0 14px rgba(255,180,95,.55);
  will-change:transform;
}

@keyframes orbDriftA{
  0%,100%{transform:translate3d(0,0,0) scale(1)}
  50%{transform:translate3d(5vw,5vh,0) scale(1.11)}
}
@keyframes orbDriftB{
  0%,100%{transform:translate3d(0,0,0) scale(1.04)}
  50%{transform:translate3d(-5vw,7vh,0) scale(.92)}
}

/* ---------- Layout basics ---------- */
.container{width:min(var(--container),calc(100% - 48px));margin-inline:auto}
.skip-link{
  position:fixed;left:16px;top:12px;z-index:200;
  padding:10px 16px;border-radius:10px;
  color:#221408;background:var(--amber);
  font-size:13px;font-weight:800;
  transform:translateY(-150%);
  transition:transform .2s ease;
}
.skip-link:focus{transform:translateY(0)}
.section{position:relative;padding:104px 0}
.section-head{max-width:720px;margin-bottom:42px}
.section-head-center{margin-left:auto;margin-right:auto;text-align:center}
.section-head-center .kicker{justify-content:center}
.section-head-split{
  display:grid;grid-template-columns:minmax(0,1.08fr) minmax(280px,.75fr);
  gap:52px;align-items:end;max-width:none;
}
.section-head-split .section-desc{margin-bottom:7px}
.kicker{
  display:inline-flex;align-items:center;gap:11px;
  color:var(--mint);font-family:var(--sans);
  font-size:10.5px;font-weight:800;line-height:1.2;
  letter-spacing:.22em;text-transform:uppercase;
}
.kicker::before{
  content:"";width:28px;height:1px;flex:none;
  background:linear-gradient(90deg,var(--mint),transparent);
}
h2{
  margin:15px 0 14px;
  color:var(--text);
  font-family:var(--serif);
  font-size:clamp(30px,3.5vw,46px);
  font-weight:800;
  line-height:1.24;
  letter-spacing:-.035em;
}
.section-desc{
  max-width:640px;
  color:var(--muted);
  font-size:15.5px;
  line-height:1.95;
}
.section-desc + .section-desc{margin-top:10px}
#overview,#preview,#features,#install,#troubleshoot,#answers,#faq,#about,#download{scroll-margin-top:96px}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  min-height:46px;padding:0 22px;
  border:1px solid transparent;border-radius:999px;
  font-family:var(--sans);font-size:14px;font-weight:800;line-height:1.2;
  white-space:nowrap;cursor:pointer;
  transition:transform .24s ease,box-shadow .24s ease,background .24s ease,border-color .24s ease,color .24s ease;
}
.btn .icon{width:18px;height:18px}
.btn-primary{
  color:#281506;
  background:var(--grad-main);
  box-shadow:0 18px 38px -20px rgba(255,128,76,.95),inset 0 1px 0 rgba(255,255,255,.44);
}
.btn-primary:hover{
  transform:translateY(-2px);
  box-shadow:0 25px 48px -22px rgba(255,128,76,1),inset 0 1px 0 rgba(255,255,255,.5);
}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{
  color:var(--text-soft);
  border-color:rgba(255,255,255,.16);
  background:rgba(255,255,255,.055);
}
.btn-ghost:hover{
  transform:translateY(-2px);
  color:#fff;border-color:rgba(255,255,255,.28);background:rgba(255,255,255,.075);
}
.btn-lg{min-height:55px;padding:0 27px;font-size:15px}
.btn-sm{min-height:40px;padding:0 17px;font-size:13px}
.btn-block{width:100%}
.btn-arrow{width:16px!important;height:16px!important;opacity:.72;transition:transform .24s ease}
.btn:hover .btn-arrow{transform:translateX(3px)}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  border-bottom:1px solid transparent;
  background:rgba(6,15,23,.88);
  transition:background .3s ease,border-color .3s ease;
}
.site-header.is-scrolled{
  background:rgba(6,15,23,.96);
  border-bottom-color:var(--line);
}
.nav-shell{display:flex;align-items:center;gap:26px;min-height:76px;position:relative}
.brand{display:inline-flex;align-items:center;gap:11px;flex:none;min-width:0}
.brand img{
  width:44px;height:44px;border-radius:13px;object-fit:cover;
  border:1px solid rgba(255,255,255,.2);
  box-shadow:0 9px 24px -9px rgba(255,130,72,.8);
}
.brand-text{display:flex;flex-direction:column;line-height:1.05}
.brand-name{
  color:#fff;font-family:var(--sans);font-size:20px;font-weight:900;
  letter-spacing:-.035em;
}
.brand-sub{
  margin-top:4px;color:var(--muted);font-size:9px;font-weight:700;
  letter-spacing:.18em;text-transform:uppercase;
}
.primary-nav{display:flex;align-items:center;gap:2px;margin-left:auto}
.primary-nav a{
  display:inline-flex;align-items:center;
  padding:9px 13px;border-radius:999px;
  color:#b8c6d2;font-size:13px;font-weight:600;
  transition:color .2s ease,background .2s ease;
}
.primary-nav a:hover,.primary-nav a.is-active{color:#fff;background:rgba(255,255,255,.065)}
.nav-actions{display:flex;align-items:center;gap:8px;flex:none}
.nav-download{box-shadow:0 12px 28px -16px rgba(255,128,76,.9)}
.menu-toggle{
  display:none;width:40px;height:40px;padding:0;
  border:1px solid var(--line);border-radius:50%;
  color:var(--text);background:rgba(255,255,255,.045);
  cursor:pointer;place-items:center;
}
.menu-toggle .icon{width:19px;height:19px}
.menu-toggle .close-icon{display:none}
.menu-toggle[aria-expanded="true"] .menu-icon{display:none}
.menu-toggle[aria-expanded="true"] .close-icon{display:block}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  padding:76px 0 42px;
  overflow:hidden;
}
.hero-halo{
  position:absolute;z-index:-1;pointer-events:none;
  top:2%;right:-5%;width:58vw;height:58vw;max-width:820px;max-height:820px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(255,173,97,.12) 0%,rgba(255,130,76,.045) 38%,transparent 68%);
}
.hero-grid{
  display:grid;grid-template-columns:minmax(0,1.03fr) minmax(440px,.97fr);
  align-items:center;gap:34px;
}
.hero-copy{position:relative;z-index:3;padding:10px 0}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  min-height:34px;padding:0 14px;
  border:1px solid rgba(255,180,95,.24);border-radius:999px;
  color:var(--amber-soft);background:rgba(255,180,95,.065);
  font-size:11.5px;font-weight:700;letter-spacing:.04em;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.05);
}
.eyebrow-dot{
  width:6px;height:6px;border-radius:50%;
  background:var(--mint);
  box-shadow:0 0 0 4px rgba(111,231,200,.11);
  animation:livePulse 2.4s ease-out infinite;
}
.eyebrow-sep{width:1px;height:12px;background:rgba(255,255,255,.18)}
.eyebrow-muted{color:var(--muted);font-weight:600;letter-spacing:.06em}
h1{
  margin:24px 0 0;
  font-family:var(--serif);
  font-weight:800;
  letter-spacing:-.045em;
  line-height:1.12;
}
.h1-main{
  display:block;
  color:#fff;
  font-size:clamp(40px,4.9vw,66px);
  white-space:nowrap;
}
.h1-sub{
  display:block;margin-top:12px;
  font-size:clamp(27px,3.25vw,43px);
  line-height:1.34;
  letter-spacing:-.035em;
  color:transparent;
  background:var(--grad-text);
  -webkit-background-clip:text;background-clip:text;
}
.hero-lead{
  max-width:556px;margin-top:23px;
  color:#aebdca;font-size:15.5px;line-height:1.95;
}
.hero-actions{display:flex;align-items:center;gap:11px;flex-wrap:wrap;margin-top:29px}
.hero-note{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  margin-top:15px;color:var(--muted-2);font-size:11.5px;
}
.hero-note span{white-space:nowrap}
.hero-note i{width:3px;height:3px;border-radius:50%;background:rgba(255,255,255,.28)}
.hero-facts{
  display:flex;align-items:center;flex-wrap:wrap;gap:10px 18px;
  max-width:560px;margin-top:31px;padding-top:21px;
  border-top:1px solid var(--line);
}
.hero-facts li{display:flex;align-items:center;gap:7px;color:#c5d0da;font-size:12px;font-weight:600}
.hero-facts .icon{width:16px;height:16px;color:var(--amber)}

/* Hero stage */
.hero-stage{
  position:relative;z-index:2;
  min-height:592px;
  display:flex;align-items:center;justify-content:center;
  perspective:1200px;
}
.stage-glow{
  position:absolute;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,165,89,.2),rgba(255,123,72,.05) 45%,transparent 69%);
}
.orbit{
  position:absolute;border-radius:50%;border:1px solid rgba(255,255,255,.095);
  pointer-events:none;
}
.orbit-1{width:420px;height:420px;animation:spin 44s linear infinite}
.orbit-2{width:548px;height:548px;border-style:dashed;border-color:rgba(255,255,255,.07);animation:spin 70s linear infinite reverse}
.orbit-3{width:318px;height:318px;border-color:rgba(255,180,95,.16);box-shadow:inset 0 0 60px rgba(255,154,77,.035)}
.orbit-dot{
  position:absolute;top:49%;left:-3px;width:6px;height:6px;border-radius:50%;
  background:var(--amber);box-shadow:0 0 12px 4px rgba(255,180,95,.28);
}
.orbit-dot-mint{top:14%;left:auto;right:13%;background:var(--mint);box-shadow:0 0 12px 4px rgba(111,231,200,.22)}
.route-svg{
  position:absolute;width:560px;height:580px;overflow:visible;
  opacity:.9;pointer-events:none;
}
.phone-wrap{position:relative;z-index:4;width:250px;transform:rotate(-3.5deg);animation:phoneFloat 7.8s ease-in-out infinite}
.phone-shadow{
  position:absolute;left:8%;right:8%;bottom:-30px;height:52px;border-radius:50%;
  background:radial-gradient(ellipse at center,rgba(0,0,0,.62) 0%,rgba(0,0,0,.26) 44%,transparent 72%);
}
.phone-shell{
  position:relative;padding:8px;border-radius:42px;
  background:linear-gradient(145deg,#3c4b5e 0%,#111c28 24%,#050a10 62%,#2b3746 100%);
  box-shadow:
    0 48px 105px -34px rgba(0,0,0,.88),
    0 0 0 1px rgba(255,255,255,.22),
    inset 0 0 0 1px rgba(255,255,255,.09),
    inset 0 1px 1px rgba(255,255,255,.2);
}
.phone-screen{
  position:relative;overflow:hidden;border-radius:34px;
  background:#101415;aspect-ratio:300/500;
}
.phone-screen img{
  width:100%;height:100%;object-fit:cover;object-position:center top;
  filter:saturate(.94) contrast(1.025);
}
.phone-notch{
  position:absolute;z-index:3;top:15px;left:50%;transform:translateX(-50%);
  width:80px;height:18px;border-radius:999px;background:#05090d;
  box-shadow:inset 0 -1px 0 rgba(255,255,255,.08);
}
.phone-shine{
  position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(118deg,rgba(255,255,255,.16) 0%,transparent 22%,transparent 69%,rgba(255,255,255,.04) 100%);
  opacity:.72;
}
.float-card{
  position:absolute;z-index:6;
  display:flex;align-items:center;gap:10px;
  padding:9px 12px;border-radius:15px;
  background:rgba(11,24,36,.95);
  border:1px solid rgba(255,255,255,.14);
  box-shadow:0 18px 38px -22px rgba(0,0,0,.9),inset 0 1px 0 rgba(255,255,255,.08);
}
.status-card{top:8%;left:-2%}
.status-card img{width:36px;height:36px;border-radius:10px;object-fit:cover;border:1px solid rgba(255,255,255,.2)}
.status-copy{display:flex;flex-direction:column;line-height:1.25}
.status-copy b{color:#fff;font-size:11.5px;font-weight:800;white-space:nowrap}
.status-copy span{margin-top:3px;color:var(--muted);font-size:9.5px;white-space:nowrap}
.live-dot{
  width:6px;height:6px;border-radius:50%;background:var(--mint);
  box-shadow:0 0 0 4px rgba(111,231,200,.1);animation:livePulse 2.2s ease-out infinite;
}
.float-chip{
  position:absolute;z-index:6;
  display:flex;align-items:center;gap:7px;
  min-height:36px;padding:0 13px;border-radius:999px;
  color:#e5edf3;background:rgba(11,24,36,.93);
  border:1px solid rgba(255,255,255,.13);
  box-shadow:0 15px 32px -22px rgba(0,0,0,.9),inset 0 1px 0 rgba(255,255,255,.07);
  font-size:10.5px;font-weight:700;white-space:nowrap;
}
.float-chip .icon{width:15px;height:15px;color:var(--amber)}
.chip-route{top:20%;right:-4%}
.chip-shelf{bottom:14%;left:-5%}
.chip-shelf .icon{color:var(--mint)}
.logo-medallion{
  position:absolute;z-index:6;right:4%;bottom:17%;
  width:88px;height:88px;padding:6px;border-radius:25px;
  background:linear-gradient(145deg,rgba(33,51,69,.96),rgba(15,29,43,.96));
  border:1px solid rgba(255,255,255,.18);
  box-shadow:0 24px 50px -24px rgba(0,0,0,.9),inset 0 1px 0 rgba(255,255,255,.18);
  transform:rotate(7deg);
}
.logo-medallion img{width:100%;height:100%;object-fit:cover;border-radius:19px}
.stage-caption{
  position:absolute;z-index:5;right:7%;top:16%;
  color:rgba(255,255,255,.24);
  font-size:8.5px;font-weight:800;letter-spacing:.28em;
  writing-mode:vertical-rl;
}
.scroll-cue{
  position:relative;z-index:3;
  display:flex;align-items:center;justify-content:center;gap:8px;
  width:max-content;margin:38px auto 0;
  color:var(--muted-2);font-size:10px;font-weight:700;letter-spacing:.16em;
  text-transform:uppercase;
}
.scroll-cue .icon{width:14px;height:14px;transform:rotate(180deg);animation:cueBounce 2.2s ease-in-out infinite}

@keyframes spin{to{transform:rotate(360deg)}}
@keyframes phoneFloat{
  0%,100%{transform:rotate(-3.5deg) translate3d(0,0,0)}
  50%{transform:rotate(-2.3deg) translate3d(0,-11px,0)}
}
@keyframes livePulse{
  0%,100%{box-shadow:0 0 0 0 rgba(111,231,200,.22)}
  50%{box-shadow:0 0 0 5px rgba(111,231,200,0)}
}
@keyframes cueBounce{
  0%,100%{transform:rotate(180deg) translateY(0)}
  50%{transform:rotate(180deg) translateY(4px)}
}

/* ---------- Stats ---------- */
.stats-wrap{position:relative;z-index:4;margin-top:-2px}
.stats{
  display:grid;grid-template-columns:repeat(4,1fr);
  overflow:hidden;border:1px solid var(--line);border-radius:24px;
  background:
    linear-gradient(115deg,rgba(255,255,255,.075),rgba(255,255,255,.022) 52%,rgba(255,255,255,.055));
  box-shadow:var(--shadow-card),inset 0 1px 0 rgba(255,255,255,.07);
}
.stats > div{position:relative;padding:23px 25px;display:flex;flex-direction:column;gap:3px}
.stats > div + div::before{
  content:"";position:absolute;left:0;top:22%;height:56%;width:1px;
  background:linear-gradient(180deg,transparent,var(--line),transparent);
}
.stats b{
  color:var(--amber-soft);
  font-family:var(--serif);font-size:31px;font-weight:800;line-height:1.1;
  letter-spacing:-.03em;
}
.stats b span{font-size:.65em;vertical-align:top;margin-left:1px}
.stats span:not(b span){color:var(--muted);font-size:11.5px;font-weight:600;letter-spacing:.03em}

/* ---------- Overview ---------- */
.overview{padding-top:104px;padding-bottom:98px}
.overview-grid{
  display:grid;grid-template-columns:minmax(0,1fr) minmax(420px,.86fr);
  gap:68px;align-items:center;
}
.overview-copy h2{font-size:clamp(32px,3.8vw,48px)}
.check-list{display:grid;gap:19px;margin-top:29px}
.check-list li{display:flex;align-items:flex-start;gap:13px}
.tick{
  display:grid;place-items:center;flex:none;
  width:27px;height:27px;margin-top:1px;
  border:1px solid rgba(111,231,200,.28);border-radius:50%;
  background:rgba(111,231,200,.075);color:var(--mint);
}
.tick .icon{width:14px;height:14px}
.check-list b{display:block;color:#f1ece3;font-size:14px;font-weight:800;line-height:1.55}
.check-list p{margin-top:4px;color:var(--muted);font-size:13px;line-height:1.8}
.overview-note{
  margin-top:27px;padding-left:13px;
  border-left:1px solid rgba(255,180,95,.28);
  color:var(--muted-2);font-size:11.5px;line-height:1.8;
}
.app-card{
  position:relative;
  padding:1px;border-radius:28px;
  background:linear-gradient(145deg,rgba(255,180,95,.5),rgba(255,255,255,.08) 32%,rgba(111,231,200,.25) 70%,rgba(255,255,255,.08));
  box-shadow:0 40px 90px -40px rgba(0,0,0,.85);
  overflow:hidden;
}
.app-card-inner{
  position:relative;z-index:1;
  padding:27px;border-radius:27px;
  background:
    radial-gradient(500px 280px at 100% 0%,rgba(255,164,89,.08),transparent 66%),
    linear-gradient(160deg,#101f2e 0%,#0a1621 72%,#08121c 100%);
}
.app-card-glint{
  position:absolute;z-index:0;top:-120px;right:-80px;
  width:260px;height:260px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,180,95,.18),transparent 68%);
  pointer-events:none;
}
.app-head{display:flex;align-items:center;gap:15px}
.app-head > img{
  width:68px;height:68px;flex:none;object-fit:cover;border-radius:19px;
  border:2px solid rgba(255,255,255,.22);
  box-shadow:0 14px 30px -12px rgba(255,125,72,.6);
}
.app-title-row{display:flex;align-items:center;gap:9px;flex-wrap:wrap}
.app-head h2{
  margin:0;color:#fff;font-family:var(--sans);
  font-size:24px;font-weight:900;line-height:1.1;letter-spacing:-.03em;
}
.mini-badge{
  display:inline-flex;align-items:center;
  min-height:21px;padding:0 8px;border-radius:999px;
  color:#2c1708;background:var(--grad-main);
  font-size:9px;font-weight:900;letter-spacing:.02em;white-space:nowrap;
}
.app-head p{margin-top:5px;color:var(--muted);font-size:11.5px}
.app-meta{
  display:grid;grid-template-columns:1fr 1fr;gap:1px;
  overflow:hidden;margin:23px 0;
  border:1px solid rgba(255,255,255,.095);border-radius:15px;
  background:rgba(255,255,255,.075);
}
.app-meta > div{padding:12px 14px;background:#0a1621}
.app-meta dt{color:var(--muted-2);font-size:9.5px;font-weight:700;letter-spacing:.06em}
.app-meta dd{margin-top:3px;color:#edf1f4;font-size:13px;font-weight:800}
.app-card .micro{margin-top:12px;color:var(--muted-2);font-size:10px;line-height:1.7;text-align:center}
.app-card .btn{min-height:49px}

/* ---------- Preview ---------- */
.preview{
  background:
    radial-gradient(800px 460px at 8% 36%,rgba(111,231,200,.045),transparent 68%),
    radial-gradient(800px 460px at 92% 62%,rgba(255,164,89,.06),transparent 68%);
}
.preview-track{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.preview-card{
  position:relative;padding:16px 16px 22px;
  border:1px solid var(--line);border-radius:26px;
  background:linear-gradient(165deg,rgba(255,255,255,.055),rgba(255,255,255,.018));
  box-shadow:var(--shadow-card);
  transition:transform .26s ease,border-color .26s ease,background .26s ease;
}
.preview-card:hover{transform:translateY(-5px);border-color:rgba(255,180,95,.34);background:linear-gradient(165deg,rgba(255,255,255,.075),rgba(255,255,255,.025))}
.preview-top{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:14px;padding:0 3px}
.preview-tag{color:var(--amber-soft);font-size:9.5px;font-weight:800;letter-spacing:.14em}
.preview-status{display:inline-flex;align-items:center;gap:5px;color:var(--mint);font-size:9.5px;font-weight:700}
.preview-status i{width:5px;height:5px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 3px rgba(111,231,200,.09)}
.preview-status-muted{color:var(--muted-2)}
.device-frame{
  position:relative;width:232px;margin:0 auto;
  padding:7px;border-radius:31px;
  background:linear-gradient(150deg,#394759 0%,#101a25 23%,#050a10 65%,#2b3745 100%);
  box-shadow:0 30px 58px -30px rgba(0,0,0,.9),0 0 0 1px rgba(255,255,255,.18),inset 0 0 0 1px rgba(255,255,255,.07);
}
.device-frame::before{
  content:"";position:absolute;z-index:3;top:13px;left:50%;transform:translateX(-50%);
  width:64px;height:14px;border-radius:999px;background:#05090d;
}
.device-screen{
  position:relative;overflow:hidden;border-radius:25px;
  aspect-ratio:300/500;background:#101415;
}
.device-screen > img{width:100%;height:100%;object-fit:cover;object-position:center top}
.preview-card h3{margin:19px 4px 0;color:#f4efe6;font-size:16px;font-weight:800;letter-spacing:-.01em}
.preview-card > p{margin:7px 4px 0;color:var(--muted);font-size:12.5px;line-height:1.8}

/* CSS bookshelf mock-up */
.shelf-screen{background:#f6f0e7;color:#202a36}
.shelf-ui{height:100%;padding:12px 12px 0;display:flex;flex-direction:column;background:linear-gradient(170deg,#fbf7f0 0%,#f3eadf 100%)}
.shelf-status{display:flex;justify-content:space-between;align-items:center;color:#46515e;font-size:7px;font-weight:800;letter-spacing:.04em;padding:0 2px 7px}
.shelf-status span:last-child{font-size:6px;letter-spacing:1px}
.shelf-head{display:flex;align-items:center;justify-content:space-between;padding:4px 2px 9px}
.shelf-head b{font-size:15px;font-weight:900;letter-spacing:-.03em}
.shelf-head span{font-size:7.5px;font-weight:800;color:#8d7862;background:#efe2d2;border-radius:999px;padding:3px 7px}
.shelf-tabs{display:flex;gap:14px;padding:0 2px 8px;border-bottom:1px solid #e6d9ca;color:#897b6d;font-size:8px;font-weight:700}
.shelf-tabs span{position:relative;padding-bottom:6px}
.shelf-tabs .is-on{color:#c65a26}
.shelf-tabs .is-on::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:2px;border-radius:99px;background:#e8763a}
.shelf-grid{display:grid;grid-template-columns:1fr 1fr;gap:9px;padding-top:10px}
.book small{display:block;margin-top:4px;color:#8e8174;font-size:6.8px;line-height:1.4}
.book-cover{
  position:relative;overflow:hidden;height:92px;border-radius:7px;
  padding:8px 7px;display:flex;flex-direction:column;justify-content:flex-end;
  color:#fff;box-shadow:0 7px 12px -7px rgba(60,40,25,.55);
}
.book-cover::before{content:"";position:absolute;right:-14px;top:-18px;width:58px;height:58px;border:1px solid rgba(255,255,255,.36);border-radius:50%}
.book-cover::after{content:"";position:absolute;left:-24px;bottom:-24px;width:66px;height:66px;border-radius:50%;background:rgba(255,255,255,.1)}
.book-cover span{position:absolute;z-index:2;right:5px;top:5px;font-size:5.8px;font-weight:700;padding:2px 4px;border-radius:3px;background:rgba(20,20,20,.52)}
.book-cover b{position:relative;z-index:2;font-size:9.5px;line-height:1.35;letter-spacing:.02em;text-shadow:0 1px 5px rgba(0,0,0,.3)}
.cover-a{background:linear-gradient(145deg,#d4774d 0%,#983f45 48%,#38263e 100%)}
.cover-a::before{border-color:rgba(255,229,184,.55)}
.cover-b{background:linear-gradient(145deg,#5c9c92 0%,#2d6677 52%,#183447 100%)}
.cover-c{background:linear-gradient(145deg,#7086ba 0%,#3e4f8d 50%,#25264d 100%)}
.cover-d{background:linear-gradient(145deg,#b9845f 0%,#75524c 48%,#352f36 100%)}
.shelf-progress{margin-top:10px;padding:7px 8px;border-radius:8px;background:#efe4d6}
.shelf-progress span{display:block;height:3px;width:64%;border-radius:99px;background:linear-gradient(90deg,#e8763a,#f0ad69);margin-bottom:5px}
.shelf-progress b{font-size:6.8px;color:#846f5c;font-weight:700}
.shelf-nav{
  display:flex;align-items:center;justify-content:space-around;
  margin-top:auto;padding:9px 0 8px;border-top:1px solid #e5d8c8;
  color:#9b8d7e;font-size:7px;font-weight:700;
}
.shelf-nav .is-on{color:#c65a26}
.shelf-nav .is-on::before{
  content:"";display:block;width:5px;height:5px;margin:0 auto 2px;border-radius:50%;background:#e8763a;
}
.swipe-hint{display:none;align-items:center;justify-content:center;gap:7px;margin-top:16px;color:var(--muted-2);font-size:10px;letter-spacing:.08em}
.swipe-hint span{display:block;width:25px;height:1px;background:linear-gradient(90deg,transparent,var(--muted-2))}

/* ---------- Features ---------- */
.features{background:linear-gradient(180deg,transparent,rgba(255,255,255,.018) 44%,transparent)}
.feature-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.feature-card{
  position:relative;overflow:hidden;min-height:216px;padding:25px 23px;
  border:1px solid var(--line);border-radius:22px;
  background:linear-gradient(160deg,rgba(255,255,255,.052),rgba(255,255,255,.017));
  box-shadow:0 16px 38px -30px rgba(0,0,0,.72);
  transition:transform .26s ease,border-color .26s ease,background .26s ease;
}
.feature-card::after{
  content:"";position:absolute;left:22px;right:22px;top:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,180,95,.5),transparent);
  opacity:0;transition:opacity .26s ease;
}
.feature-card:hover{transform:translateY(-4px);border-color:rgba(255,180,95,.28);background:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.023))}
.feature-card:hover::after{opacity:1}
.feature-num{position:absolute;top:20px;right:21px;color:rgba(255,255,255,.2);font-size:9px;font-weight:800;letter-spacing:.13em}
.feature-icon{
  display:grid;place-items:center;width:45px;height:45px;
  border:1px solid rgba(255,180,95,.23);border-radius:14px;
  color:var(--amber);background:rgba(255,180,95,.075);
}
.feature-icon .icon{width:21px;height:21px}
.feature-icon.icon-mint{color:var(--mint);border-color:rgba(111,231,200,.22);background:rgba(111,231,200,.07)}
.feature-icon.icon-blue{color:var(--blue);border-color:rgba(139,184,255,.22);background:rgba(139,184,255,.07)}
.feature-card h3{margin-top:18px;color:#f1ece4;font-size:16.5px;font-weight:800;letter-spacing:-.01em}
.feature-card p{margin-top:7px;color:var(--muted);font-size:12.8px;line-height:1.82}
.fit-strip{
  display:grid;grid-template-columns:repeat(3,1fr) auto;gap:20px;align-items:center;
  margin-top:26px;padding:17px 18px 17px 22px;
  border:1px solid var(--line);border-radius:19px;
  background:linear-gradient(115deg,rgba(255,180,95,.08),rgba(255,255,255,.027) 50%,rgba(111,231,200,.055));
}
.fit-strip > div{position:relative;padding-right:18px}
.fit-strip > div + div::before{content:"";position:absolute;left:-10px;top:8%;height:84%;width:1px;background:var(--line)}
.fit-strip span{display:block;color:var(--amber);font-size:8.5px;font-weight:800;letter-spacing:.13em}
.fit-strip b{display:block;margin-top:2px;color:#eae5dd;font-size:13px}
.fit-strip p{color:var(--muted-2);font-size:10.5px;line-height:1.6}
.fit-strip > a{
  display:inline-flex;align-items:center;gap:7px;
  color:var(--amber-soft);font-size:11.5px;font-weight:800;white-space:nowrap;
}
.fit-strip > a .icon{width:14px;height:14px;transition:transform .2s ease}
.fit-strip > a:hover .icon{transform:translateX(3px)}

/* ---------- Install ---------- */
.install{
  background:
    radial-gradient(760px 500px at 0% 24%,rgba(111,231,200,.045),transparent 66%),
    radial-gradient(720px 480px at 100% 72%,rgba(255,159,81,.055),transparent 66%);
}
.install-grid{display:grid;grid-template-columns:minmax(0,.74fr) minmax(0,1.26fr);gap:62px;align-items:start}
.install-aside{position:sticky;top:106px}
.install-note{
  position:relative;overflow:hidden;
  padding:30px 28px 28px;
  border:1px solid var(--line);border-radius:26px;
  background:
    radial-gradient(360px 300px at 100% 0%,rgba(255,170,91,.12),transparent 66%),
    linear-gradient(160deg,rgba(255,255,255,.06),rgba(255,255,255,.018));
  box-shadow:var(--shadow-card);
}
.install-note::after{
  content:"";position:absolute;right:-40px;bottom:-72px;
  width:210px;height:210px;border-radius:50%;
  border:1px dashed rgba(255,255,255,.09);
  pointer-events:none;
}
.install-note h2{font-size:clamp(30px,3vw,41px)}
.install-note > p{color:var(--muted);font-size:13.5px;line-height:1.9}
.install-check{display:grid;gap:11px;margin-top:23px;padding-top:20px;border-top:1px solid var(--line)}
.install-check li{display:flex;align-items:flex-start;gap:8px;color:#bcc9d4;font-size:11.5px;line-height:1.7}
.install-check .icon{width:14px;height:14px;margin-top:3px;color:var(--mint)}
.text-link{
  display:inline-flex;align-items:center;gap:7px;margin-top:24px;
  color:var(--amber-soft);font-size:11.5px;font-weight:800;
}
.text-link .icon{width:14px;height:14px;transition:transform .2s ease}
.text-link:hover .icon{transform:translateX(3px)}
.steps{display:grid;gap:11px}
.step{
  display:grid;grid-template-columns:52px minmax(0,1fr);gap:17px;align-items:start;
  padding:19px 21px;border:1px solid var(--line);border-radius:18px;
  background:rgba(255,255,255,.031);
  transition:border-color .22s ease,background .22s ease;
}
.step:hover{border-color:rgba(255,180,95,.26);background:rgba(255,255,255,.045)}
.step-num{
  display:grid;place-items:center;width:52px;height:52px;
  border:1px solid rgba(255,180,95,.28);border-radius:15px;
  color:var(--amber-soft);background:rgba(255,180,95,.06);
  font-family:var(--serif);font-size:20px;font-weight:800;line-height:1;
}
.step-body h3{color:#f2ede5;font-size:16px;font-weight:800;line-height:1.5}
.step-body p{margin-top:4px;color:var(--muted);font-size:12.7px;line-height:1.83}
.platform-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:13px}
.platform-card{
  padding:20px;border:1px solid var(--line);border-radius:19px;
  background:linear-gradient(160deg,rgba(255,255,255,.047),rgba(255,255,255,.014));
}
.platform-head{display:flex;align-items:center;gap:10px}
.platform-icon{
  display:grid;place-items:center;width:38px;height:38px;border-radius:11px;
  color:var(--amber);background:rgba(255,180,95,.08);border:1px solid rgba(255,180,95,.2);
}
.platform-icon .icon{width:19px;height:19px}
.platform-icon-mint{color:var(--mint);background:rgba(111,231,200,.07);border-color:rgba(111,231,200,.2)}
.platform-head b{display:block;color:#f1ece4;font-size:13.5px;line-height:1.3}
.platform-head span:not(.platform-icon){display:block;margin-top:2px;color:var(--muted-2);font-size:9px;font-weight:700;letter-spacing:.08em}
.platform-card ol{display:grid;gap:7px;margin-top:16px;counter-reset:step}
.platform-card li{
  position:relative;padding-left:20px;color:#aebdca;font-size:11px;line-height:1.65;
}
.platform-card li::before{
  counter-increment:step;content:counter(step);
  position:absolute;left:0;top:2px;
  display:grid;place-items:center;width:13px;height:13px;border-radius:50%;
  color:#241307;background:rgba(255,180,95,.75);
  font-size:7.5px;font-weight:900;line-height:1;
}
.warning-box{
  display:flex;gap:13px;margin-top:14px;padding:17px 18px;
  border:1px solid rgba(255,180,95,.2);border-radius:17px;
  background:rgba(255,180,95,.055);
}
.warning-icon{
  display:grid;place-items:center;flex:none;width:35px;height:35px;border-radius:10px;
  color:var(--amber);background:rgba(255,180,95,.1);border:1px solid rgba(255,180,95,.18);
}
.warning-icon .icon{width:18px;height:18px}
.warning-box b{display:block;color:var(--amber-soft);font-size:12.5px}
.warning-box p{margin-top:4px;color:#bda98f;font-size:11.3px;line-height:1.78}
.install-footnote{margin-top:13px;color:var(--muted-2);font-size:10px;line-height:1.7}

/* ---------- Search cloud ---------- */
/* ---------- Troubleshoot ---------- */
.troubleshoot{
  background:
    radial-gradient(760px 460px at 96% 20%,rgba(255,164,89,.055),transparent 68%),
    radial-gradient(700px 440px at 4% 82%,rgba(111,231,200,.04),transparent 68%);
}
.trouble-grid{display:grid;grid-template-columns:1fr 1fr;gap:13px}
.trouble-card{
  position:relative;padding:23px 22px 20px;
  border:1px solid var(--line);border-radius:20px;
  background:linear-gradient(160deg,rgba(255,255,255,.052),rgba(255,255,255,.017));
  box-shadow:0 17px 40px -32px rgba(0,0,0,.8);
  transition:transform .24s ease,border-color .24s ease,background .24s ease;
}
.trouble-card:hover{transform:translateY(-3px);border-color:rgba(255,180,95,.28);background:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.022))}
.trouble-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:15px}
.trouble-icon{
  display:grid;place-items:center;width:41px;height:41px;border-radius:12px;
  color:var(--amber);background:rgba(255,180,95,.075);border:1px solid rgba(255,180,95,.22);
}
.trouble-icon .icon{width:19px;height:19px}
.trouble-icon.icon-mint{color:var(--mint);background:rgba(111,231,200,.07);border-color:rgba(111,231,200,.21)}
.trouble-icon.icon-blue{color:var(--blue);background:rgba(139,184,255,.07);border-color:rgba(139,184,255,.21)}
.trouble-label{color:var(--muted-2);font-size:8.5px;font-weight:800;letter-spacing:.14em}
.trouble-card h3{color:#f0ebe3;font-size:16px;font-weight:800;line-height:1.45}
.trouble-card p{margin-top:6px;color:var(--muted);font-size:12.5px;line-height:1.82}
.trouble-card > a{
  display:inline-flex;align-items:center;gap:5px;margin-top:15px;
  color:var(--amber-soft);font-size:10.5px;font-weight:800;
}
.trouble-card > a .icon{width:12px;height:12px;transition:transform .2s ease}
.trouble-card > a:hover .icon{transform:translateX(3px)}
.trouble-foot{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  margin-top:15px;padding:17px 19px;
  border:1px solid var(--line);border-radius:17px;
  background:rgba(255,255,255,.027);
}
.trouble-foot p{color:var(--muted-2);font-size:11px;line-height:1.7}
.trouble-foot b{color:#d9d4cc;font-weight:800}
.trouble-foot .btn{flex:none;min-height:37px;font-size:11px}
.trouble-foot .icon{width:14px;height:14px}

.search-cloud{padding:66px 0 62px;border-top:1px solid rgba(255,255,255,.065);border-bottom:1px solid rgba(255,255,255,.065)}
.search-head{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;margin-bottom:22px}
.search-head h2{margin:9px 0 0;font-family:var(--sans);font-size:22px;font-weight:900;letter-spacing:-.02em}
.search-head p{max-width:430px;color:var(--muted-2);font-size:11px;line-height:1.75;text-align:right}
.cloud{display:flex;flex-wrap:wrap;gap:8px}
.cloud a{
  display:inline-flex;align-items:center;min-height:33px;padding:0 13px;
  border:1px solid var(--line);border-radius:999px;
  color:#aebbc7;background:rgba(255,255,255,.025);
  font-size:11.5px;font-weight:600;
  transition:color .2s ease,border-color .2s ease,background .2s ease,transform .2s ease;
}
.cloud a:hover{color:#fff;border-color:rgba(255,180,95,.34);background:rgba(255,180,95,.07);transform:translateY(-1px)}

/* ---------- Search answers ---------- */
.answers{
  background:
    radial-gradient(760px 480px at 8% 18%,rgba(111,231,200,.04),transparent 68%),
    radial-gradient(720px 460px at 94% 84%,rgba(255,164,89,.045),transparent 68%);
}
.answer-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:13px}
.answer-card{
  position:relative;padding:21px 20px 19px;
  border:1px solid var(--line);border-radius:18px;
  background:linear-gradient(160deg,rgba(255,255,255,.047),rgba(255,255,255,.015));
  transition:transform .22s ease,border-color .22s ease,background .22s ease;
}
.answer-card:hover{transform:translateY(-3px);border-color:rgba(255,180,95,.27);background:linear-gradient(160deg,rgba(255,255,255,.065),rgba(255,255,255,.02))}
.answer-tag{
  display:inline-flex;align-items:center;min-height:21px;padding:0 8px;
  border:1px solid rgba(255,180,95,.2);border-radius:999px;
  color:var(--amber-soft);background:rgba(255,180,95,.055);
  font-size:8.5px;font-weight:800;letter-spacing:.06em;
}
.answer-card h3{margin-top:11px;color:#eee9e1;font-size:14.5px;font-weight:800;line-height:1.55}
.answer-card p{margin-top:6px;color:var(--muted);font-size:11.7px;line-height:1.8}
.answer-card > a{
  display:inline-flex;align-items:center;gap:4px;margin-top:13px;
  color:var(--amber-soft);font-size:10px;font-weight:800;
}
.answer-card > a .icon{width:12px;height:12px;transition:transform .2s ease}
.answer-card > a:hover .icon{transform:translateX(3px)}

/* ---------- Reviews ---------- */
.reviews{
  background:radial-gradient(720px 540px at 8% 35%,rgba(111,231,200,.042),transparent 68%);
}
.review-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.review-card{
  position:relative;padding:23px 22px 21px;
  border:1px solid var(--line);border-radius:20px;
  background:linear-gradient(160deg,rgba(255,255,255,.052),rgba(255,255,255,.017));
  box-shadow:0 17px 40px -32px rgba(0,0,0,.8);
  transition:transform .24s ease,border-color .24s ease;
}
.review-card:hover{transform:translateY(-3px);border-color:rgba(255,180,95,.26)}
.quote-icon{width:21px;height:21px;color:rgba(255,180,95,.5);margin-bottom:14px}
.review-card > p{color:#c9d3dc;font-size:13.2px;line-height:1.88}
.review-by{display:flex;align-items:center;gap:9px;margin-top:18px;padding-top:15px;border-top:1px solid rgba(255,255,255,.075)}
.avatar{
  display:grid;place-items:center;flex:none;width:29px;height:29px;border-radius:50%;
  color:#fff;font-size:10px;font-weight:800;
}
.avatar-a{background:linear-gradient(135deg,#d27b52,#8f3f44)}
.avatar-b{background:linear-gradient(135deg,#5aa99d,#2d5f72)}
.avatar-c{background:linear-gradient(135deg,#7089bb,#3d4f88)}
.avatar-d{background:linear-gradient(135deg,#b88763,#75514b)}
.avatar-e{background:linear-gradient(135deg,#7b6caf,#413a6d)}
.avatar-f{background:linear-gradient(135deg,#a47754,#634239)}
.review-by b{display:block;color:#e9e5de;font-size:11px;line-height:1.3}
.review-by span:not(.avatar){display:block;margin-top:2px;color:var(--muted-2);font-size:9px}

/* ---------- FAQ ---------- */
.faq{padding-bottom:96px}
.faq-grid{display:grid;grid-template-columns:minmax(0,.72fr) minmax(0,1.28fr);gap:62px;align-items:start}
.faq-aside{position:sticky;top:106px}
.faq-aside h2{font-size:clamp(30px,3.3vw,43px)}
.faq-aside > p{color:var(--muted);font-size:13.3px;line-height:1.9}
.faq-aside .btn{margin-top:23px}
.faq-note{display:flex;align-items:flex-start;gap:10px;margin-top:25px;padding-top:19px;border-top:1px solid var(--line)}
.faq-note span{
  display:grid;place-items:center;flex:none;width:32px;height:26px;
  border:1px solid rgba(255,180,95,.28);border-radius:7px;
  color:var(--amber-soft);font-size:9px;font-weight:900;
}
.faq-note p{color:var(--muted-2);font-size:10.5px;line-height:1.75}
.faq-list{display:grid;gap:9px}
.faq-list details{
  overflow:hidden;border:1px solid var(--line);border-radius:15px;
  background:rgba(255,255,255,.03);
  transition:border-color .22s ease,background .22s ease;
}
.faq-list details[open]{border-color:rgba(255,180,95,.27);background:rgba(255,255,255,.043)}
.faq-list summary{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  min-height:60px;padding:14px 18px;
  color:#e7e2da;font-size:13.5px;font-weight:700;line-height:1.6;
  cursor:pointer;list-style:none;
}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary i{
  position:relative;display:block;flex:none;width:23px;height:23px;
  border:1px solid rgba(255,180,95,.22);border-radius:50%;
  background:rgba(255,180,95,.055);
  transition:transform .25s ease,background .25s ease;
}
.faq-list summary i::before,.faq-list summary i::after{
  content:"";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);
  background:var(--amber);border-radius:1px;
}
.faq-list summary i::before{width:9px;height:1px}
.faq-list summary i::after{width:1px;height:9px}
.faq-list details[open] summary i{transform:rotate(45deg);background:rgba(255,180,95,.13)}
.faq-a{padding:0 18px 17px}
.faq-a p{color:var(--muted);font-size:12.5px;line-height:1.85}

/* ---------- About / trust ---------- */
.about-site{padding:10px 0 88px}
.about-grid{display:grid;grid-template-columns:minmax(0,1.02fr) minmax(0,.98fr);gap:54px;align-items:start}
.about-copy h2{font-size:clamp(30px,3.4vw,43px)}
.about-copy p{max-width:570px;margin-top:13px;color:var(--muted);font-size:13.5px;line-height:1.9}
.about-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px}
.about-meta span{
  display:inline-flex;align-items:center;min-height:29px;padding:0 11px;
  border:1px solid var(--line);border-radius:999px;
  color:var(--muted-2);background:rgba(255,255,255,.025);
  font-size:10px;font-weight:700;
}
.about-card{
  padding:24px;border:1px solid var(--line);border-radius:20px;
  background:linear-gradient(160deg,rgba(255,255,255,.05),rgba(255,255,255,.016));
  box-shadow:0 17px 40px -32px rgba(0,0,0,.8);
}
.about-card h3{color:#eee9e1;font-size:13.5px;font-weight:800}
.about-card h3 + .about-list{margin-top:10px}
.about-list{display:grid;gap:8px;margin-bottom:21px}
.about-list li{position:relative;padding-left:15px;color:var(--muted);font-size:11.5px;line-height:1.75}
.about-list li::before{
  content:"";position:absolute;left:0;top:.66em;width:5px;height:5px;border-radius:50%;
  background:var(--amber);box-shadow:0 0 0 3px rgba(255,180,95,.08);
}
.update-list{border-top:1px solid var(--line);margin-top:10px}
.update-list li{display:flex;gap:12px;align-items:baseline;padding:8px 0;border-bottom:1px solid rgba(255,255,255,.06)}
.update-list time{flex:none;color:var(--amber-soft);font-size:9.5px;font-weight:800;letter-spacing:.02em}
.update-list span{color:var(--muted-2);font-size:10.5px;line-height:1.65}

/* ---------- Final CTA ---------- */
.final-cta{padding:10px 0 106px}
.cta-panel{
  position:relative;overflow:hidden;
  padding:72px 30px 65px;border-radius:36px;
  border:1px solid rgba(255,255,255,.13);
  background:
    radial-gradient(620px 420px at 78% 12%,rgba(255,158,83,.22),transparent 68%),
    radial-gradient(520px 400px at 12% 90%,rgba(73,199,177,.10),transparent 68%),
    linear-gradient(145deg,#132435 0%,#0b1825 54%,#08121c 100%);
  box-shadow:0 50px 110px -55px rgba(0,0,0,.95),inset 0 1px 0 rgba(255,255,255,.08);
  text-align:center;
}
.cta-glow{
  position:absolute;left:50%;top:-46%;width:600px;height:600px;transform:translateX(-50%);
  border-radius:50%;background:radial-gradient(circle,rgba(255,177,95,.14),transparent 66%);
  pointer-events:none;
}
.cta-orbit{position:absolute;border-radius:50%;border:1px solid rgba(255,255,255,.075);pointer-events:none}
.cta-orbit-a{width:530px;height:530px;left:50%;top:50%;transform:translate(-50%,-50%)}
.cta-orbit-b{width:750px;height:750px;left:50%;top:50%;transform:translate(-50%,-50%);border-style:dashed;border-color:rgba(255,255,255,.05)}
.cta-eyebrow{
  position:relative;z-index:1;
  color:var(--mint);font-size:9.5px;font-weight:800;letter-spacing:.22em;
}
.cta-panel h2{
  position:relative;z-index:1;
  margin:15px 0 12px;
  font-size:clamp(34px,4.7vw,60px);
  line-height:1.22;
}
.cta-panel > p{position:relative;z-index:1;color:#aebdca;font-size:13px;line-height:1.8}
.cta-actions{position:relative;z-index:1;display:flex;justify-content:center;gap:11px;flex-wrap:wrap;margin-top:27px}
.cta-fine{position:relative;z-index:1;margin-top:14px!important;color:var(--muted-2)!important;font-size:10px!important;line-height:1.8!important}

/* ---------- Footer ---------- */
.site-footer{
  border-top:1px solid var(--line);
  background:rgba(5,12,19,.48);
  padding:55px 0 34px;
}
.footer-top{display:flex;justify-content:space-between;gap:50px;align-items:flex-start}
.footer-brand{max-width:390px}
.footer-brand .brand-name{font-size:19px}
.footer-brand .brand-sub{font-size:8.5px}
.footer-brand > p{margin-top:17px;color:var(--muted-2);font-size:11.5px;line-height:1.85}
.footer-age{display:flex;align-items:center;gap:8px;margin-top:16px;color:var(--muted-2);font-size:10px}
.footer-age span{
  display:grid;place-items:center;width:29px;height:22px;
  border:1px solid rgba(255,180,95,.25);border-radius:5px;
  color:var(--amber-soft);font-size:8px;font-weight:900;
}
.footer-nav{display:grid;grid-template-columns:1fr 1fr;gap:55px}
.footer-nav > div{display:grid;align-content:start;gap:7px}
.footer-nav b{color:#d9d4cc;font-size:11px;font-weight:800;margin-bottom:4px}
.footer-nav a{color:var(--muted-2);font-size:10.5px;transition:color .2s ease}
.footer-nav a:hover{color:var(--amber-soft)}
.footer-disclaimer{
  margin-top:38px;padding-top:22px;border-top:1px solid rgba(255,255,255,.065);
  display:grid;gap:6px;
}
.footer-disclaimer p{color:#66798a;font-size:10px;line-height:1.75}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:10px;
  margin-top:21px;padding-top:17px;border-top:1px solid rgba(255,255,255,.055);
  color:#647586;font-size:9.5px;
}
.footer-bottom a{display:inline-flex;align-items:center;gap:5px;color:#8fa1b1;font-weight:700}
.footer-bottom a .icon{width:12px;height:12px}

/* ---------- Mobile dock ---------- */
.mobile-dock{display:none}

/* ---------- Toast ---------- */
.toast{
  position:fixed;z-index:120;left:50%;bottom:96px;transform:translate(-50%,14px);
  max-width:calc(100% - 36px);padding:10px 16px;
  border:1px solid rgba(255,180,95,.25);border-radius:999px;
  color:#f6e8d2;background:rgba(12,24,36,.98);
  box-shadow:0 16px 40px -20px rgba(0,0,0,.9);
  font-size:11.5px;font-weight:600;line-height:1.4;text-align:center;
  opacity:0;visibility:hidden;pointer-events:none;
  transition:opacity .22s ease,transform .22s ease,visibility .22s ease;
}
.toast.is-visible{opacity:1;visibility:visible;transform:translate(-50%,0)}

/* ---------- Reveal ---------- */
.js .reveal{opacity:0;transform:translateY(18px);transition:opacity .7s cubic-bezier(.2,.65,.3,1),transform .7s cubic-bezier(.2,.65,.3,1)}
.js .reveal.is-visible{opacity:1;transform:none}
.reveal-fallback .reveal{opacity:1!important;transform:none!important;transition:none!important}

/* ---------- Low-power mode ---------- */
.low-power .orb-a,
.low-power .orb-b,
.low-power .orb-c,
.low-power .orb-d,
.low-power .phone-wrap,
.low-power .float-card,
.low-power .float-chip,
.low-power .logo-medallion,
.low-power .orbit-1,
.low-power .orbit-2{animation:none}
.low-power .route-svg{display:none}
.low-power .phone-screen img{filter:none}

/* ---------- Responsive ---------- */
@media (max-width:1080px){
  .hero-grid{grid-template-columns:minmax(0,1fr) minmax(390px,.95fr);gap:18px}
  .hero-stage{min-height:540px;transform:scale(.92);transform-origin:center}
  .overview-grid{gap:42px}
  .install-grid,.faq-grid{gap:42px}
  .feature-grid{grid-template-columns:repeat(3,1fr)}
  .h1-main{font-size:clamp(40px,5vw,58px)}
}

@media (max-width:920px){
  .container{width:min(100% - 36px,var(--container))}
  .primary-nav{
    position:absolute;top:calc(100% + 9px);left:0;right:0;
    display:flex;flex-direction:column;align-items:stretch;gap:2px;
    padding:9px;border:1px solid var(--line);border-radius:17px;
    background:rgba(8,19,29,.99);
    box-shadow:0 30px 60px -25px rgba(0,0,0,.9),inset 0 1px 0 rgba(255,255,255,.06);
  }
  .js .primary-nav{
    opacity:0;visibility:hidden;pointer-events:none;transform:translateY(-7px);
    transition:opacity .22s ease,transform .22s ease,visibility .22s ease;
  }
  .js .primary-nav.is-open{opacity:1;visibility:visible;pointer-events:auto;transform:none}
  .primary-nav a{padding:12px 14px;border-radius:11px;font-size:13.5px}
  .menu-toggle{display:grid}
  .hero{padding-top:56px}
  .hero-grid{grid-template-columns:1fr;gap:24px}
  .hero-copy{text-align:center;padding-bottom:0}
  .eyebrow{margin-inline:auto}
  .h1-main{white-space:normal}
  .hero-lead{margin-left:auto;margin-right:auto}
  .hero-actions,.hero-note,.hero-facts{justify-content:center}
  .hero-facts{max-width:620px;margin-left:auto;margin-right:auto}
  .hero-stage{min-height:545px;width:min(560px,100%);margin:0 auto;transform:none}
  .overview-grid{grid-template-columns:1fr;gap:36px}
  .overview-copy{max-width:680px}
  .app-card{max-width:560px}
  .preview-track{
    display:flex;gap:14px;overflow-x:auto;
    margin-inline:-18px;padding:2px 18px 15px;
    scroll-snap-type:x mandatory;scrollbar-width:none;
  }
  .preview-track::-webkit-scrollbar{display:none}
  .preview-card{flex:0 0 min(68vw,320px);scroll-snap-align:center}
  .swipe-hint{display:flex}
  .feature-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .answer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .fit-strip{grid-template-columns:repeat(3,1fr)}
  .fit-strip > a{grid-column:1/-1;justify-self:start;padding-top:3px}
  .install-grid{grid-template-columns:1fr;gap:28px}
  .install-aside{position:static;max-width:680px}
  .faq-grid{grid-template-columns:1fr;gap:28px}
  .faq-aside{position:static;max-width:680px}
  .section-head-split{grid-template-columns:1fr;gap:16px}
  .search-head{display:block}
  .search-head p{margin-top:8px;text-align:left}
  .review-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}

@media (max-width:720px){
  .container{width:min(100% - 30px,var(--container))}
  /* Mobile: keep the look, drop the compositor-heavy ambient motion. */
  .orb-c,.orb-d{display:none}
  .orb-a,.orb-b,
  .phone-wrap,
  .float-card,.float-chip,.logo-medallion,
  .orbit-1,.orbit-2{animation:none}
  .route-svg{display:none}
  .section{padding:74px 0}
  .nav-shell{min-height:68px;gap:12px}
  .brand img{width:39px;height:39px;border-radius:11px}
  .brand-name{font-size:18px}
  .brand-sub{font-size:8px}
  .nav-download{min-height:37px;padding:0 13px;font-size:11.5px}
  .nav-download .icon{width:15px;height:15px}
  .hero{padding:42px 0 36px}
  .h1-main{font-size:clamp(35px,9.3vw,48px);line-height:1.16}
  .h1-sub{font-size:clamp(24px,6.5vw,34px);margin-top:9px}
  h1{margin-top:19px}
  .hero-lead{font-size:14.3px;line-height:1.9;margin-top:18px}
  .hero-actions{margin-top:25px}
  .hero-actions .btn{flex:1 1 auto;min-width:150px}
  .hero-note{font-size:10.5px;margin-top:13px}
  .hero-facts{gap:8px 15px;margin-top:25px;padding-top:17px}
  .hero-facts li{font-size:11px}
  .hero-stage{min-height:475px;margin-top:8px}
  .orbit-1{width:335px;height:335px}
  .orbit-2{width:440px;height:440px}
  .orbit-3{width:265px;height:265px}
  .route-svg{width:440px;height:470px;opacity:.72}
  .phone-wrap{width:213px}
  .phone-shell{border-radius:35px;padding:7px}
  .phone-screen{border-radius:28px}
  .phone-notch{width:66px;height:15px;top:13px}
  .status-card{top:3%;left:0;padding:7px 10px}
  .status-card img{width:30px;height:30px}
  .status-copy b{font-size:10px}
  .status-copy span{font-size:8.5px}
  .chip-route{top:15%;right:-1%;min-height:31px;padding:0 10px;font-size:9px}
  .chip-shelf{bottom:9%;left:0;min-height:31px;padding:0 10px;font-size:9px}
  .logo-medallion{width:63px;height:63px;right:1%;bottom:12%;padding:4px;border-radius:18px}
  .logo-medallion img{border-radius:14px}
  .stage-caption{display:none}
  .scroll-cue{display:none}
  .stats > div{padding:18px 16px}
  .stats b{font-size:25px}
  .stats span:not(b span){font-size:10px}
  .overview{padding-top:78px;padding-bottom:78px}
  .section-head{margin-bottom:31px}
  h2{font-size:clamp(27px,7.2vw,35px);line-height:1.3}
  .section-desc{font-size:13.8px;line-height:1.9}
  .check-list{gap:15px}
  .check-list b{font-size:13px}
  .check-list p{font-size:12px}
  .app-card-inner{padding:21px}
  .app-head > img{width:58px;height:58px}
  .app-head h2{font-size:21px}
  .app-meta > div{padding:11px 12px}
  .app-meta dd{font-size:12px}
  .preview-track{
    display:flex;gap:13px;overflow-x:auto;
    margin-inline:-15px;padding:2px 15px 14px;
    scroll-snap-type:x mandatory;scrollbar-width:none;
  }
  .preview-track::-webkit-scrollbar{display:none}
  .preview-card{flex:0 0 min(78vw,300px);scroll-snap-align:center}
  .preview-card h3{font-size:15px}
  .preview-card > p{font-size:12px}
  .swipe-hint{display:flex}
  .feature-grid{grid-template-columns:1fr;gap:10px}
  .answer-grid{grid-template-columns:1fr;gap:10px}
  .answer-card{padding:19px 18px}
  .feature-card{min-height:auto;padding:21px 20px}
  .feature-card h3{font-size:15.5px}
  .feature-card p{font-size:12.4px}
  .fit-strip{grid-template-columns:1fr 1fr;gap:14px;padding:16px}
  .fit-strip > div{padding-right:8px}
  .fit-strip > div:nth-child(3){grid-column:1/-1}
  .fit-strip > div + div::before{display:none}
  .install-note{padding:23px 20px}
  .step{grid-template-columns:44px 1fr;gap:13px;padding:16px}
  .step-num{width:44px;height:44px;border-radius:13px;font-size:17px}
  .step-body h3{font-size:14.5px}
  .step-body p{font-size:12px}
  .platform-grid{grid-template-columns:1fr}
  .platform-card{padding:18px}
  .warning-box{padding:15px}
  .trouble-grid{grid-template-columns:1fr;gap:10px}
  .trouble-card{padding:20px}
  .trouble-foot{display:block;padding:16px}
  .trouble-foot .btn{margin-top:11px;width:100%}
  .about-site{padding:0 0 66px}
  .about-grid{grid-template-columns:1fr;gap:24px}
  .about-card{padding:20px}
  .about-copy p{font-size:12.5px}
  .search-cloud{padding:48px 0 46px}
  .cloud a{min-height:31px;padding:0 11px;font-size:10.5px}
  .review-grid{grid-template-columns:1fr;gap:10px}
  .review-card{padding:20px}
  .faq-list summary{min-height:56px;padding:12px 15px;font-size:12.5px}
  .faq-list summary i{width:21px;height:21px}
  .faq-a{padding:0 15px 15px}
  .faq-a p{font-size:12px}
  .final-cta{padding-bottom:84px}
  .cta-panel{padding:52px 18px 47px;border-radius:27px}
  .cta-panel h2{font-size:clamp(30px,8.5vw,43px)}
  .cta-orbit-a{width:360px;height:360px}
  .cta-orbit-b{width:520px;height:520px}
  .cta-actions .btn{width:100%;max-width:330px}
  .site-footer{padding:42px 0 105px}
  .footer-top{display:block}
  .footer-nav{margin-top:28px;gap:32px}
  .footer-bottom{display:block;line-height:2}
  .footer-bottom p+p{margin-top:2px}
  .footer-bottom a{margin-top:8px}
  .mobile-dock{
    display:flex;align-items:center;gap:9px;
    position:fixed;z-index:90;left:50%;bottom:calc(9px + env(safe-area-inset-bottom));
    transform:translateX(-50%);
    width:calc(100% - 22px);max-width:600px;
    min-height:57px;padding:8px 9px 8px 10px;
    border:1px solid rgba(255,255,255,.16);border-radius:999px;
    background:rgba(8,19,29,.98);
    box-shadow:0 18px 44px -18px rgba(0,0,0,.95),inset 0 1px 0 rgba(255,255,255,.09);
  }
  .mobile-dock > img{width:39px;height:39px;border-radius:11px;object-fit:cover;border:1px solid rgba(255,255,255,.18)}
  .dock-text{flex:1;min-width:0;line-height:1.3}
  .dock-text b{display:block;color:#f1ece4;font-size:11.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .dock-text span{display:block;margin-top:2px;color:var(--muted-2);font-size:8.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .mobile-dock .btn{min-height:39px;padding:0 20px;font-size:12px}
  .toast{bottom:84px}
}

@media (max-width:430px){
  .container{width:min(100% - 26px,var(--container))}
  .brand-text{max-width:90px}
  .brand-name{font-size:17px}
  .brand-sub{letter-spacing:.11em}
  .nav-download{padding:0 10px}
  .nav-download span{display:none}
  .nav-download .icon{width:17px;height:17px}
  .h1-main{font-size:clamp(32px,9.2vw,42px)}
  .h1-sub{font-size:clamp(22px,6.2vw,29px)}
  .hero-actions{gap:9px}
  .hero-actions .btn{width:100%;flex:1 1 100%}
  .hero-actions .btn-ghost{min-height:46px}
  .stats{border-radius:19px}
  .stats > div{padding:16px 12px}
  .stats b{font-size:23px}
  .stats span:not(b span){font-size:9px}
  .app-meta{grid-template-columns:1fr 1fr}
  .app-meta > div{padding:10px}
  .app-meta dt{font-size:8.5px}
  .app-meta dd{font-size:11px}
  .device-frame{width:216px}
  .preview-card{flex-basis:82vw}
  .cta-actions .btn{max-width:none}
  .footer-nav{gap:22px}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.01ms!important;
    animation-iteration-count:1!important;
    transition-duration:.01ms!important;
  }
  .starfield,.route-svg{display:none}
  .js .reveal{opacity:1;transform:none}
}