/* SmartSpace Solutions — v2 "Spatial OS" (futuristic dark) */
:root{
  --bg:#0c0b09;
  --bg-2:#131110;
  --bg-3:#1a1613;
  --panel:rgba(255,255,255,.035);
  --panel-2:rgba(255,255,255,.06);
  --ink:#f5f0e8;
  --ink-soft:#cabfb0;
  --muted:#8c8174;
  --line:rgba(245,240,232,.1);
  --line-2:rgba(245,240,232,.055);
  --orange:#f2a94d;
  --orange-br:#f6b860;
  --blue:#48a9dd;
  --blue-br:#63bdec;
  --grad:linear-gradient(112deg,#f6b860 0%,#ef8f3a 42%,#3aa0d6 100%);
  --grad-rev:linear-gradient(112deg,#3aa0d6,#ef8f3a 58%,#f6b860);
  --glow-o:rgba(242,150,60,.5);
  --glow-b:rgba(58,160,214,.5);
  --r:18px;--r-lg:26px;--r-xl:34px;
  --maxw:1240px;
  --serif:"Space Grotesk",sans-serif;
  --body:"Manrope",sans-serif;
  --mono:"JetBrains Mono",ui-monospace,monospace;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--body);background:var(--bg);color:var(--ink);
  line-height:1.55;font-size:17px;-webkit-font-smoothing:antialiased;overflow-x:hidden;
  position:relative;
}
/* global ambient backdrop */
body::before{
  content:"";position:fixed;inset:0;z-index:-2;pointer-events:none;
  background:
    radial-gradient(680px 560px at 78% -6%,rgba(58,160,214,.16),transparent 60%),
    radial-gradient(620px 520px at 10% 8%,rgba(242,150,60,.15),transparent 60%),
    var(--bg);
}
/* subtle global grid */
body::after{
  content:"";position:fixed;inset:0;z-index:-2;pointer-events:none;opacity:.5;
  background-image:linear-gradient(var(--line-2) 1px,transparent 1px),linear-gradient(90deg,var(--line-2) 1px,transparent 1px);
  background-size:64px 64px;
  -webkit-mask:radial-gradient(circle at 50% 30%,#000 0%,transparent 75%);
  mask:radial-gradient(circle at 50% 30%,#000 0%,transparent 75%);
}
h1,h2,h3,h4{font-family:var(--serif);font-weight:600;line-height:1.05;letter-spacing:-.025em}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 30px;position:relative}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.mono{font-family:var(--mono);font-weight:500}

/* scroll progress */
.scroll-prog{position:fixed;top:0;left:0;height:2px;width:0;background:var(--grad);z-index:200;box-shadow:0 0 12px var(--glow-o)}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:.5em;justify-content:center;font-family:var(--body);font-weight:700;font-size:.96rem;padding:.85em 1.6em;border-radius:999px;border:1px solid transparent;cursor:pointer;transition:transform .2s cubic-bezier(.2,.7,.3,1),box-shadow .25s,background .2s,border-color .2s;white-space:nowrap;position:relative}
.btn-grad{background:var(--grad);color:#1a1206;box-shadow:0 0 0 1px rgba(255,255,255,.08),0 8px 28px rgba(242,150,60,.32)}
.btn-grad:hover{box-shadow:0 0 0 1px rgba(255,255,255,.12),0 12px 38px rgba(242,150,60,.5);transform:translateY(-2px)}
.btn-ghost{background:var(--panel);border-color:var(--line);color:var(--ink);backdrop-filter:blur(8px)}
.btn-ghost:hover{background:var(--panel-2);border-color:rgba(245,240,232,.28);transform:translateY(-2px)}
.btn-arrow svg{width:17px;height:17px;transition:transform .25s}
.btn:hover .btn-arrow svg{transform:translateX(3px)}

/* ---------- header ---------- */
header.nav{position:sticky;top:0;z-index:120;transition:background .3s,border-color .3s,box-shadow .3s;border-bottom:1px solid transparent}
header.nav.scrolled{background:rgba(12,11,9,.72);backdrop-filter:saturate(150%) blur(16px);-webkit-backdrop-filter:saturate(150%) blur(16px);border-color:var(--line-2)}
.nav-inner{display:flex;align-items:center;gap:24px;height:74px}
.logo{display:flex;align-items:center;gap:11px;flex-shrink:0}
.logo-mark{width:40px;height:40px;border-radius:12px;background:var(--grad);display:grid;place-items:center;color:#1a1206;font-family:var(--serif);font-weight:700;font-size:23px;position:relative;box-shadow:0 0 22px rgba(242,150,60,.4)}
.logo-mark::after{content:"";position:absolute;inset:0;border-radius:12px;box-shadow:inset 0 1px 0 rgba(255,255,255,.45)}
.logo-txt{display:flex;flex-direction:column;line-height:1}
.logo-txt b{font-family:var(--serif);font-weight:600;font-size:1.04rem;letter-spacing:-.01em}
.logo-txt span{font-size:.6rem;letter-spacing:.26em;color:var(--muted);font-weight:600;margin-top:3px;font-family:var(--mono)}
.nav-links{display:flex;gap:2px;margin-left:auto}
.nav-links a{font-size:.92rem;font-weight:600;color:var(--ink-soft);padding:.5em .85em;border-radius:9px;transition:background .15s,color .15s}
.nav-links a:hover{background:var(--panel-2);color:var(--ink)}
.nav-right{display:flex;align-items:center;gap:13px}
.lang{display:flex;gap:2px;background:var(--panel);border:1px solid var(--line);border-radius:999px;padding:3px}
.lang button{font-family:var(--mono);font-weight:600;font-size:.72rem;letter-spacing:.04em;color:var(--muted);background:none;border:none;cursor:pointer;padding:.42em .68em;border-radius:999px;transition:all .15s}
.lang button.on{background:var(--grad);color:#1a1206;box-shadow:0 0 14px rgba(242,150,60,.4)}
.menu-btn{display:none;background:var(--panel);border:1px solid var(--line);border-radius:11px;width:44px;height:44px;cursor:pointer;align-items:center;justify-content:center}
.menu-btn span,.menu-btn span::before,.menu-btn span::after{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px}
.menu-btn span{position:relative}
.menu-btn span::before,.menu-btn span::after{content:"";position:absolute;left:0}
.menu-btn span::before{top:-6px}.menu-btn span::after{top:6px}

/* ---------- shared ---------- */
section{position:relative}
.sec-pad{padding:118px 0}
.kicker{display:inline-flex;align-items:center;gap:.6em;font-family:var(--mono);font-size:.74rem;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:var(--orange);margin-bottom:20px}
.kicker::before{content:"";width:24px;height:1px;background:var(--grad);box-shadow:0 0 8px var(--glow-o)}
.kicker.blue{color:var(--blue-br)}
.kicker.blue::before{box-shadow:0 0 8px var(--glow-b)}
.sec-title{font-size:clamp(2.05rem,3.9vw,3.2rem);max-width:19ch;letter-spacing:-.03em}
.sec-sub{font-size:1.12rem;color:var(--muted);max-width:48ch;margin-top:20px;text-wrap:pretty}

/* HUD label chip */
.hud{font-family:var(--mono);font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}

/* glass card base */
.glass{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);backdrop-filter:blur(10px);position:relative}

/* ---------- hero ---------- */
.hero{padding:58px 0 110px;overflow:hidden}
.hero-aurora{position:absolute;inset:-10% -10% 0 -10%;z-index:0;pointer-events:none;filter:blur(20px)}
.hero-aurora i{position:absolute;border-radius:50%;mix-blend-mode:screen;opacity:.55}
.aur-1{width:560px;height:560px;left:-6%;top:-12%;background:radial-gradient(circle,rgba(242,150,60,.55),transparent 62%);animation:drift1 18s ease-in-out infinite}
.aur-2{width:600px;height:600px;right:-8%;top:6%;background:radial-gradient(circle,rgba(58,160,214,.5),transparent 62%);animation:drift2 22s ease-in-out infinite}
.aur-3{width:420px;height:420px;left:38%;top:28%;background:radial-gradient(circle,rgba(246,184,96,.32),transparent 62%);animation:drift3 26s ease-in-out infinite}
@keyframes drift1{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(60px,40px) scale(1.12)}}
@keyframes drift2{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(-50px,50px) scale(1.08)}}
@keyframes drift3{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(30px,-40px) scale(1.15)}}
.hero-spot{position:absolute;inset:0;z-index:1;pointer-events:none;background:radial-gradient(360px 360px at var(--mx,50%) var(--my,30%),rgba(255,255,255,.05),transparent 65%);transition:background .12s}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:54px;align-items:center;position:relative;z-index:2}
.badge{display:inline-flex;align-items:center;gap:.6em;font-family:var(--mono);font-size:.76rem;font-weight:500;letter-spacing:.04em;color:var(--ink-soft);background:var(--panel);border:1px solid var(--line);border-radius:999px;padding:.5em .95em .5em .6em;margin-bottom:28px;backdrop-filter:blur(8px)}
.badge .dot{width:8px;height:8px;border-radius:50%;background:var(--orange-br);box-shadow:0 0 0 4px rgba(246,184,96,.18),0 0 10px var(--glow-o);animation:pulse 2.4s infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 3px rgba(246,184,96,.22),0 0 10px var(--glow-o)}50%{box-shadow:0 0 0 8px rgba(246,184,96,0),0 0 10px var(--glow-o)}}
.hero h1{font-size:clamp(2.6rem,5.4vw,4.4rem);letter-spacing:-.035em;line-height:1.02}
.hero h1 .w{display:inline-block;opacity:0;transform:translateY(26px) rotateX(40deg);transform-origin:bottom;animation:wordin .8s cubic-bezier(.2,.8,.2,1) forwards}
@keyframes wordin{to{opacity:1;transform:none}}
.hero p.lead{font-size:1.18rem;color:var(--ink-soft);margin-top:26px;max-width:40ch;text-wrap:pretty;opacity:0;animation:wordin .8s ease forwards;animation-delay:.5s}
.hero-cta{display:flex;gap:13px;margin-top:36px;flex-wrap:wrap;opacity:0;animation:wordin .8s ease forwards;animation-delay:.65s}
.hero-stats{display:flex;gap:34px;margin-top:50px;flex-wrap:wrap;opacity:0;animation:wordin .8s ease forwards;animation-delay:.8s}
.hstat .n{font-family:var(--serif);font-weight:600;font-size:2rem;letter-spacing:-.02em}
.hstat .l{font-size:.8rem;color:var(--muted);font-weight:600;margin-top:3px;max-width:15ch}

/* hero media — scanning frame */
.hero-media{position:relative;z-index:2;perspective:1200px}
.scanframe{position:relative;border-radius:var(--r-xl);overflow:hidden;border:1px solid var(--line);box-shadow:0 40px 90px rgba(0,0,0,.5),0 0 0 1px rgba(255,255,255,.04);aspect-ratio:4/4.2;transform:rotateY(-7deg) rotateX(3deg);transition:transform .4s cubic-bezier(.2,.7,.3,1)}
.hero-media:hover .scanframe{transform:rotateY(-2deg) rotateX(1deg)}
.scanframe img{width:100%;height:100%;object-fit:cover}
.scanframe::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(12,11,9,.1),rgba(12,11,9,.4));z-index:1}
.scanline{position:absolute;left:0;right:0;height:140px;z-index:2;background:linear-gradient(180deg,transparent,rgba(58,160,214,.18) 60%,rgba(99,189,236,.5));border-bottom:2px solid rgba(99,189,236,.9);box-shadow:0 0 30px rgba(58,160,214,.5);animation:scan 4.2s cubic-bezier(.5,0,.5,1) infinite}
@keyframes scan{0%{top:-20%}50%{top:90%}100%{top:-20%}}
.corner{position:absolute;width:26px;height:26px;border:2px solid var(--orange-br);z-index:3;opacity:.85}
.corner.tl{top:16px;left:16px;border-right:0;border-bottom:0}
.corner.tr{top:16px;right:16px;border-left:0;border-bottom:0}
.corner.bl{bottom:16px;left:16px;border-right:0;border-top:0}
.corner.br{bottom:16px;right:16px;border-left:0;border-top:0}
.chip-data{position:absolute;z-index:4;font-family:var(--mono);font-size:.7rem;white-space:nowrap;background:rgba(12,11,9,.72);border:1px solid var(--line);border-radius:10px;padding:.55em .8em;backdrop-filter:blur(8px);display:flex;align-items:center;gap:.55em;box-shadow:0 8px 24px rgba(0,0,0,.4)}
.chip-data .pip{width:7px;height:7px;border-radius:50%;background:var(--blue-br);box-shadow:0 0 8px var(--glow-b)}
.chip-data .pip.o{background:var(--orange-br);box-shadow:0 0 8px var(--glow-o)}
.cd-1{top:8%;left:-26px;animation:float1 6s ease-in-out infinite}
.cd-2{bottom:14%;right:-22px;animation:float2 7s ease-in-out infinite}
.cd-3{bottom:40%;left:-34px;animation:float3 8s ease-in-out infinite}
@keyframes float1{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}
@keyframes float2{0%,100%{transform:translateY(0)}50%{transform:translateY(11px)}}
@keyframes float3{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}

/* ---------- marquee ---------- */
.marquee{border-top:1px solid var(--line-2);border-bottom:1px solid var(--line-2);background:rgba(255,255,255,.018);padding:20px 0;overflow:hidden;position:relative}
.marquee::before,.marquee::after{content:"";position:absolute;top:0;bottom:0;width:120px;z-index:2;pointer-events:none}
.marquee::before{left:0;background:linear-gradient(90deg,var(--bg),transparent)}
.marquee::after{right:0;background:linear-gradient(270deg,var(--bg),transparent)}
.mq-track{display:flex;gap:0;width:max-content;animation:marq 28s linear infinite}
.mq-track span{font-family:var(--serif);font-weight:500;font-size:1.5rem;color:var(--ink-soft);display:inline-flex;align-items:center;padding:0 36px;white-space:nowrap}
.mq-track .star{color:var(--orange);font-size:1rem}
@keyframes marq{to{transform:translateX(-50%)}}

/* ---------- problem ---------- */
.prob-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
.prob-cards{display:flex;flex-direction:column;gap:14px;margin-top:32px}
.prob-card{padding:22px 24px;transition:transform .25s,border-color .25s,background .25s}
.prob-card:hover{transform:translateX(6px);border-color:rgba(242,150,60,.4);background:var(--panel-2)}
.prob-card .top{display:flex;align-items:center;gap:14px;margin-bottom:8px}
.prob-card .big{font-family:var(--serif);font-size:2.1rem;font-weight:600;letter-spacing:-.02em;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;min-width:2.3em}
.prob-card h4{font-size:1.08rem}
.prob-card p{font-size:.94rem;color:var(--muted)}
.prob-media{position:sticky;top:100px}
.prob-frame{position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);aspect-ratio:3/3.4;box-shadow:0 30px 70px rgba(0,0,0,.5)}
.prob-frame img{width:100%;height:100%;object-fit:cover;filter:saturate(1.05)}
.prob-frame::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 50%,rgba(12,11,9,.7))}
.prob-frame .tag{position:absolute;left:18px;bottom:18px;z-index:2;font-family:var(--mono);font-size:.78rem;letter-spacing:.06em;color:var(--ink);background:rgba(12,11,9,.6);border:1px solid var(--line);padding:.5em .9em;border-radius:999px;backdrop-filter:blur(8px)}
.proof{margin-top:46px;border-radius:var(--r-lg);padding:46px 48px;display:flex;gap:26px;align-items:center;position:relative;overflow:hidden;background:linear-gradient(120deg,rgba(242,150,60,.08),rgba(58,160,214,.08));border:1px solid var(--line)}
.proof .qmark{font-family:var(--serif);font-size:4.5rem;line-height:.55;color:var(--orange-br);flex-shrink:0;text-shadow:0 0 30px var(--glow-o)}
.proof p{font-family:var(--serif);font-size:clamp(1.2rem,2vw,1.55rem);font-weight:500;letter-spacing:-.01em;text-wrap:pretty}

/* ---------- how (timeline) ---------- */
.how-head{display:flex;justify-content:space-between;align-items:flex-end;gap:30px;flex-wrap:wrap;margin-bottom:54px}
.timeline{position:relative}
.timeline .rail{position:absolute;top:34px;left:0;right:0;height:2px;background:var(--line)}
.timeline .rail .fill{position:absolute;inset:0 100% 0 0;background:var(--grad);box-shadow:0 0 12px var(--glow-o);transition:right .1s linear}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;position:relative}
.step{padding:0}
.step .node{width:68px;height:68px;border-radius:18px;display:grid;place-items:center;background:var(--bg-2);border:1px solid var(--line);position:relative;z-index:2;margin-bottom:24px;transition:border-color .3s,box-shadow .3s,transform .3s}
.step .node svg{width:30px;height:30px}
.step.lit .node{border-color:rgba(242,150,60,.55);box-shadow:0 0 28px rgba(242,150,60,.22);transform:translateY(-4px)}
.step .sn{font-family:var(--mono);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--orange);margin-bottom:12px}
.step h4{font-size:1.15rem;margin-bottom:9px}
.step p{font-size:.93rem;color:var(--muted)}

/* ---------- tech edge ---------- */
.tech{border-top:1px solid var(--line-2)}
.tech-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:50px}
.tech-card{border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);background:var(--panel);position:relative;transition:transform .3s,border-color .3s,box-shadow .3s}
.tech-card:hover{transform:translateY(-5px);border-color:rgba(58,160,214,.4);box-shadow:0 30px 60px rgba(0,0,0,.4)}
.tech-card .media{position:relative;aspect-ratio:16/8.4;overflow:hidden;border-bottom:1px solid var(--line)}
.tech-card .media img{width:100%;height:100%;object-fit:cover}
.tech-card .media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(12,11,9,.85))}
.tech-card .gridfx{position:absolute;inset:0;z-index:1;background-image:linear-gradient(rgba(99,189,236,.14) 1px,transparent 1px),linear-gradient(90deg,rgba(99,189,236,.14) 1px,transparent 1px);background-size:34px 34px;opacity:.6;-webkit-mask:linear-gradient(180deg,#000,transparent);mask:linear-gradient(180deg,#000,transparent)}
.tech-card .body{padding:26px 28px 30px}
.tech-card h3{font-size:1.32rem;margin-bottom:10px}
.tech-card p{font-size:.96rem;color:var(--muted)}
.tech-metrics{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.metric{font-family:var(--mono);font-size:.72rem;letter-spacing:.04em;color:var(--ink-soft);border:1px solid var(--line);border-radius:999px;padding:.42em .8em;display:flex;align-items:center;gap:.5em}
.metric b{color:var(--blue-br);font-weight:600}
.tech-tag{position:absolute;top:16px;left:16px;z-index:2;font-family:var(--mono);font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;color:#1a1206;background:var(--grad);padding:.4em .75em;border-radius:8px;box-shadow:0 0 18px rgba(242,150,60,.4)}

/* ---------- DEMO ---------- */
.demo{border-top:1px solid var(--line-2)}
.demo-head{text-align:center;max-width:680px;margin:0 auto 50px}
.demo-head .sec-title{max-width:none}.demo-head .sec-sub{margin:20px auto 0;max-width:54ch}
.demo-stage{position:relative;border-radius:var(--r-xl);overflow:hidden;max-width:1040px;margin:0 auto;border:1px solid var(--line);background:var(--bg-2)}
.demo-stage::before{content:"";position:absolute;inset:0;border-radius:var(--r-xl);padding:1px;background:var(--grad);-webkit-mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);-webkit-mask-composite:xor;mask-composite:exclude;opacity:.5;pointer-events:none;z-index:6}
.demo-bar{display:flex;align-items:center;gap:9px;padding:15px 22px;border-bottom:1px solid var(--line);background:rgba(255,255,255,.02)}
.demo-bar .dots{display:flex;gap:6px}
.demo-bar .dots i{width:11px;height:11px;border-radius:50%;display:block}
.demo-bar .dots i:nth-child(1){background:#ef8f3a}.demo-bar .dots i:nth-child(2){background:#f6b860}.demo-bar .dots i:nth-child(3){background:#3aa0d6}
.demo-bar .title{font-family:var(--mono);font-size:.78rem;letter-spacing:.04em;color:var(--muted);margin-left:8px}
.demo-bar .live{margin-left:auto;display:flex;align-items:center;gap:7px;font-family:var(--mono);font-size:.72rem;letter-spacing:.1em;color:var(--blue-br)}
.demo-bar .live .dot{width:8px;height:8px;border-radius:50%;background:var(--blue);box-shadow:0 0 10px var(--glow-b);animation:pulse 2s infinite}
.demo-body{padding:36px}

.dropzone{border:1.5px dashed rgba(245,240,232,.2);border-radius:var(--r-lg);background:rgba(255,255,255,.02);min-height:360px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:44px;cursor:pointer;transition:border-color .25s,background .25s,transform .25s;position:relative;overflow:hidden}
.dropzone::after{content:"";position:absolute;inset:0;background-image:linear-gradient(var(--line-2) 1px,transparent 1px),linear-gradient(90deg,var(--line-2) 1px,transparent 1px);background-size:40px 40px;opacity:.5;pointer-events:none}
.dropzone:hover{border-color:var(--orange);background:rgba(242,150,60,.04)}
.dropzone.drag{border-color:var(--blue);background:rgba(58,160,214,.06);transform:scale(1.01)}
.dropzone .up-ico{width:78px;height:78px;border-radius:22px;background:var(--panel);border:1px solid var(--line);display:grid;place-items:center;margin-bottom:24px;position:relative;z-index:1;box-shadow:0 0 30px rgba(242,150,60,.18)}
.dropzone .up-ico svg{width:36px;height:36px}
.dropzone h4{font-size:1.36rem;margin-bottom:6px;position:relative;z-index:1}
.dropzone .or{font-family:var(--mono);font-size:.78rem;color:var(--muted);margin:16px 0;position:relative;z-index:1}
.dropzone .hint{font-family:var(--mono);font-size:.74rem;color:var(--muted);margin-top:20px;position:relative;z-index:1}

/* processing */
.processing{min-height:360px;display:none;gap:34px;align-items:center;padding:30px;flex-direction:row}
.processing.show{display:flex}
.proc-visual{flex:1;border-radius:var(--r-lg);overflow:hidden;position:relative;align-self:stretch;border:1px solid var(--line);min-height:300px;background:var(--bg-3)}
.proc-visual img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0;filter:saturate(.85) brightness(.8)}
.proc-visual .scanline{height:120px}
.proc-visual .vgrid{position:absolute;inset:0;z-index:2;background-image:linear-gradient(rgba(99,189,236,.18) 1px,transparent 1px),linear-gradient(90deg,rgba(99,189,236,.18) 1px,transparent 1px);background-size:30px 30px;opacity:.55}
.proc-visual .reticle{position:absolute;z-index:3;width:54px;height:54px;border:1.5px solid var(--orange-br);border-radius:6px;box-shadow:0 0 16px var(--glow-o);animation:reticle 3s ease-in-out infinite}
@keyframes reticle{0%{top:20%;left:22%}33%{top:55%;left:62%}66%{top:38%;left:40%}100%{top:20%;left:22%}}
.proc-side{width:300px;flex-shrink:0;display:flex;flex-direction:column;justify-content:center}
.proc-side h4{font-size:1.2rem;margin-bottom:6px}
.proc-side .scan-label{font-family:var(--mono);font-size:.76rem;color:var(--blue-br);margin-bottom:24px}
.proc-steps{display:flex;flex-direction:column;gap:13px}
.proc-step{display:flex;align-items:center;gap:12px;font-size:.92rem;font-weight:600;color:var(--muted);opacity:.45;transition:opacity .3s,color .3s}
.proc-step.active,.proc-step.done{opacity:1;color:var(--ink)}
.proc-step .tick{width:24px;height:24px;border-radius:50%;border:2px solid var(--line);display:grid;place-items:center;flex-shrink:0;transition:all .3s}
.proc-step.active .tick{border-color:var(--orange)}
.proc-step.done .tick{background:var(--grad);border-color:transparent}
.proc-step .tick svg{width:13px;height:13px;opacity:0;transition:opacity .2s}
.proc-step.done .tick svg{opacity:1}
.proc-step .tick .mini{width:7px;height:7px;border-radius:50%;background:var(--orange);opacity:0}
.proc-step.active .tick .mini{opacity:1;animation:pulse 1.4s infinite}
.proc-readout{margin-top:24px;font-family:var(--mono);font-size:.74rem;color:var(--muted);display:flex;flex-direction:column;gap:7px}
.proc-readout .ro{display:flex;justify-content:space-between;border-bottom:1px dashed var(--line-2);padding-bottom:5px}
.proc-readout .ro b{color:var(--blue-br);font-weight:600}

/* result — drag compare slider */
.result{display:none}
.result.show{display:block;animation:fadein .5s ease}
@keyframes fadein{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}
.compare{position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);aspect-ratio:16/10;user-select:none;touch-action:none;box-shadow:0 0 0 1px rgba(255,255,255,.04)}
.compare img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;pointer-events:none}
.compare .after-wrap{position:absolute;inset:0;overflow:hidden;width:50%;will-change:width}
.compare .after-wrap img{width:100vw;max-width:none}
.cmp-lbl{position:absolute;top:16px;z-index:4;font-family:var(--mono);font-size:.72rem;letter-spacing:.06em;padding:.45em .85em;border-radius:999px;backdrop-filter:blur(8px)}
.cmp-lbl.before{right:16px;background:rgba(12,11,9,.66);border:1px solid var(--line);color:var(--ink)}
.cmp-lbl.after{left:16px;background:var(--grad);color:#1a1206}
.cmp-handle{position:absolute;top:0;bottom:0;left:50%;width:2px;background:linear-gradient(180deg,transparent,var(--orange-br),var(--blue-br),transparent);transform:translateX(-50%);z-index:5;box-shadow:0 0 16px rgba(255,255,255,.3);cursor:ew-resize}
.cmp-knob{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:46px;height:46px;border-radius:50%;background:rgba(12,11,9,.85);border:1.5px solid var(--orange-br);display:grid;place-items:center;cursor:ew-resize;backdrop-filter:blur(6px);box-shadow:0 0 22px rgba(242,150,60,.45)}
.cmp-knob svg{width:22px;height:22px;color:var(--ink)}
.cmp-hint{position:absolute;left:50%;bottom:16px;transform:translateX(-50%);z-index:4;font-family:var(--mono);font-size:.7rem;letter-spacing:.06em;color:var(--ink);background:rgba(12,11,9,.6);border:1px solid var(--line);padding:.4em .8em;border-radius:999px;backdrop-filter:blur(8px);animation:hintpulse 2.6s ease-in-out infinite;pointer-events:none}
@keyframes hintpulse{0%,100%{opacity:.55}50%{opacity:1}}
.result .caveat{display:flex;gap:11px;align-items:flex-start;margin-top:22px;background:rgba(58,160,214,.06);border:1px solid rgba(58,160,214,.2);border-radius:14px;padding:15px 18px}
.result .caveat svg{width:19px;height:19px;flex-shrink:0;margin-top:2px;color:var(--blue-br)}
.result .caveat p{font-size:.86rem;color:var(--ink-soft);line-height:1.5}
.result-actions{display:flex;gap:12px;justify-content:center;margin-top:26px;flex-wrap:wrap}

/* ---------- why ---------- */
.why-grid{display:grid;grid-template-columns:1.15fr 1fr;gap:54px;align-items:center}
.cmp-table{width:100%;border-collapse:separate;border-spacing:0;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;background:var(--panel)}
.cmp-table th,.cmp-table td{padding:15px 16px;text-align:left;font-size:.92rem}
.cmp-table thead th{font-family:var(--mono);font-weight:500;font-size:.74rem;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);border-bottom:1px solid var(--line);background:rgba(255,255,255,.02)}
.cmp-table thead th.us{background:var(--grad);color:#1a1206;text-align:center;font-weight:700;font-family:var(--body)}
.cmp-table tbody th{font-weight:600;color:var(--ink);font-family:var(--body)}
.cmp-table tbody td{text-align:center;border-top:1px solid var(--line-2)}
.cmp-table tbody th{border-top:1px solid var(--line-2)}
.cmp-table td.us-col{background:rgba(242,150,60,.07)}
.chip{display:inline-flex;align-items:center;gap:.4em;font-family:var(--mono);font-size:.74rem;font-weight:500;padding:.32em .7em;border-radius:999px}
.chip.yes{background:rgba(58,160,214,.16);color:var(--blue-br)}
.chip.yes.strong{background:var(--grad);color:#1a1206;font-weight:700}
.chip.partial{background:rgba(242,150,60,.16);color:var(--orange-br)}
.chip.no{background:rgba(245,240,232,.06);color:var(--muted)}
.why-highlights{display:flex;flex-direction:column;gap:14px}
.hl{display:flex;gap:16px;align-items:flex-start;padding:18px 20px;border-radius:var(--r);transition:transform .25s,border-color .25s,background .25s}
.hl:hover{transform:translateX(6px);border-color:rgba(242,150,60,.35);background:var(--panel-2)}
.hl .ico{width:46px;height:46px;border-radius:13px;background:var(--bg-2);border:1px solid var(--line);display:grid;place-items:center;flex-shrink:0}
.hl .ico svg{width:23px;height:23px}
.hl h4{font-size:1.1rem;margin-bottom:4px}
.hl p{font-size:.93rem;color:var(--muted)}

/* ---------- roadmap ---------- */
.road{border-top:1px solid var(--line-2)}
.road-track{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:54px;position:relative}
.road-line{position:absolute;top:30px;left:8%;right:8%;height:2px;background:repeating-linear-gradient(90deg,var(--line) 0 8px,transparent 8px 16px)}
.road-node{position:relative}
.road-node .dot{width:60px;height:60px;border-radius:50%;background:var(--bg-2);border:1px solid var(--line);display:grid;place-items:center;font-family:var(--mono);font-size:.72rem;letter-spacing:.06em;color:var(--orange);position:relative;z-index:2;margin-bottom:24px;transition:border-color .3s,box-shadow .3s}
.road-node:hover .dot{border-color:rgba(242,150,60,.5);box-shadow:0 0 26px rgba(242,150,60,.25)}
.road-node h3{font-size:1.5rem;margin-bottom:8px}
.road-node h3 .grad-text{font-size:inherit}
.road-node p{font-size:.95rem;color:var(--muted)}
.road-node .pin{position:absolute;top:0;left:0;width:60px;height:60px;display:grid;place-items:center;z-index:3;pointer-events:none}

/* ---------- pricing ---------- */
.pricing{border-top:1px solid var(--line-2)}
.price-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:50px}
.price-card{padding:30px 26px;border-radius:var(--r-lg);position:relative;overflow:hidden;background:var(--panel);border:1px solid var(--line);transition:transform .25s,box-shadow .25s}
.price-card::before{content:"";position:absolute;inset:-1px;border-radius:var(--r-lg);padding:1px;background:conic-gradient(from var(--ang,0deg),transparent 0%,var(--orange-br) 18%,var(--blue-br) 32%,transparent 46%);-webkit-mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);-webkit-mask-composite:xor;mask-composite:exclude;opacity:0;transition:opacity .3s}
.price-card:hover{transform:translateY(-6px);box-shadow:0 30px 60px rgba(0,0,0,.4)}
.price-card:hover::before{opacity:1;animation:spin 4s linear infinite}
@keyframes spin{to{--ang:360deg}}
@property --ang{syntax:'<angle>';initial-value:0deg;inherits:false}
.price-card .barline{height:3px;border-radius:3px;background:var(--grad);width:38px;margin-bottom:22px;box-shadow:0 0 12px var(--glow-o)}
.price-card .pk{font-size:.92rem;font-weight:600;color:var(--ink-soft);margin-bottom:18px;min-height:2.6em;display:flex;align-items:flex-start}
.price-card .pv{font-family:var(--serif);font-size:2.35rem;font-weight:600;letter-spacing:-.02em}
.price-card .pu{font-family:var(--mono);font-size:.78rem;color:var(--muted);margin-top:5px}

/* ---------- contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
.cf{display:flex;flex-direction:column;gap:15px}
.cf .row{display:grid;grid-template-columns:1fr 1fr;gap:15px}
.field{display:flex;flex-direction:column;gap:7px}
.field label{font-family:var(--mono);font-size:.74rem;letter-spacing:.04em;color:var(--muted);text-transform:uppercase}
.field input,.field select,.field textarea{font-family:var(--body);font-size:.97rem;color:var(--ink);background:var(--bg-2);border:1px solid var(--line);border-radius:12px;padding:.82em 1em;transition:border-color .15s,box-shadow .15s;width:100%}
.field select{color:var(--ink)}
.field option{background:var(--bg-2);color:var(--ink)}
.field textarea{resize:vertical;min-height:112px}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--orange);box-shadow:0 0 0 3px rgba(242,150,60,.16),0 0 22px rgba(242,150,60,.12)}
.field input::placeholder,.field textarea::placeholder{color:var(--muted)}
.cf .btn{margin-top:6px;width:100%;padding:1em}
.contact-aside{border-radius:var(--r-xl);padding:42px;position:relative;overflow:hidden;background:linear-gradient(150deg,rgba(242,150,60,.1),rgba(58,160,214,.08));border:1px solid var(--line)}
.contact-aside h3{font-size:1.55rem;margin-bottom:14px}
.contact-aside p{color:var(--ink-soft);margin-bottom:30px}
.ca-list{display:flex;flex-direction:column;gap:16px}
.ca-item{display:flex;align-items:center;gap:14px}
.ca-item .ico{width:46px;height:46px;border-radius:13px;background:var(--bg-2);border:1px solid var(--line);display:grid;place-items:center;flex-shrink:0}
.ca-item .ico svg{width:21px;height:21px;color:var(--orange-br)}
.ca-item b{font-family:var(--serif);font-weight:500;font-size:1.02rem;display:block}
.ca-item small{color:var(--muted);font-family:var(--mono);font-size:.74rem}
.form-success{display:none;text-align:center;padding:54px 20px}
.form-success.show{display:block;animation:fadein .4s}
.form-success .ico{width:66px;height:66px;border-radius:50%;background:var(--grad);display:grid;place-items:center;margin:0 auto 20px;box-shadow:0 0 30px rgba(242,150,60,.4)}
.form-success .ico svg{width:30px;height:30px;color:#1a1206}
.form-success p{font-size:1.15rem;font-weight:600}

/* ---------- footer ---------- */
footer.ft{border-top:1px solid var(--line);padding:70px 0 38px;position:relative;overflow:hidden}
.ft-glow{position:absolute;bottom:-60%;left:50%;transform:translateX(-50%);width:900px;height:500px;background:radial-gradient(circle,rgba(242,150,60,.12),transparent 60%);pointer-events:none}
.ft-top{display:flex;justify-content:space-between;gap:40px;flex-wrap:wrap;padding-bottom:42px;border-bottom:1px solid var(--line-2);position:relative}
.ft-brand{max-width:320px}
.ft-brand p{color:var(--muted);font-size:.93rem;margin-top:16px}
.ft-cols{display:flex;gap:64px;flex-wrap:wrap}
.ft-col h5{font-family:var(--mono);font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:16px;font-weight:500}
.ft-col a{display:block;color:var(--ink-soft);font-size:.93rem;padding:5px 0;transition:color .15s}
.ft-col a:hover{color:var(--orange-br)}
.ft-bottom{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;padding-top:28px;font-family:var(--mono);font-size:.76rem;color:var(--muted);position:relative}
.ft-bottom a{color:var(--ink-soft)}

/* reveal */
.reveal{opacity:0;transform:translateY(30px);filter:blur(6px);transition:opacity .8s cubic-bezier(.2,.7,.3,1),transform .8s cubic-bezier(.2,.7,.3,1),filter .8s}
.reveal.in{opacity:1;transform:none;filter:none}
.reveal.d1{transition-delay:.08s}.reveal.d2{transition-delay:.16s}.reveal.d3{transition-delay:.24s}.reveal.d4{transition-delay:.32s}

.mobile-panel{display:none}

/* ---------- responsive ---------- */
@media(max-width:980px){
  .nav-links{display:none}.menu-btn{display:flex}.nav-right .btn-grad{display:none}
  .hero-grid{grid-template-columns:1fr;gap:48px}
  .hero-media{max-width:440px;margin:0 auto}.scanframe{transform:none}
  .prob-grid{grid-template-columns:1fr}.prob-media{position:static;max-width:480px}
  .steps{grid-template-columns:repeat(2,1fr)}.timeline .rail{display:none}
  .tech-grid{grid-template-columns:1fr}
  .why-grid{grid-template-columns:1fr;gap:40px}
  .price-grid{grid-template-columns:repeat(2,1fr)}
  .road-track{grid-template-columns:1fr;gap:28px}.road-line{display:none}
  .contact-grid{grid-template-columns:1fr}
  .processing{flex-direction:column}.proc-side{width:100%}.proc-visual{width:100%;min-height:220px}
  .mobile-panel{position:fixed;inset:74px 0 0 0;background:rgba(12,11,9,.97);backdrop-filter:blur(16px);z-index:110;padding:28px 30px;flex-direction:column;gap:6px;transform:translateY(-120%);transition:transform .38s cubic-bezier(.2,.7,.3,1)}
  .mobile-panel.open{transform:translateY(0);display:flex}
  .mobile-panel a{font-family:var(--serif);font-size:1.6rem;padding:.5em 0;border-bottom:1px solid var(--line-2)}
  .mobile-panel .btn{margin-top:18px}
}
@media(max-width:600px){
  body{font-size:16px}.wrap{padding:0 20px}.sec-pad{padding:80px 0}
  .steps{grid-template-columns:1fr}.price-grid{grid-template-columns:1fr}
  .demo-body{padding:18px}.hero-stats{gap:24px}
  .chip-data{display:none}.proof{flex-direction:column;align-items:flex-start;gap:10px;padding:30px}
  .mq-track span{font-size:1.2rem;padding:0 24px}
}
@media(prefers-reduced-motion:reduce){
  *{animation-duration:.001s !important;animation-iteration-count:1 !important}
  .reveal{filter:none}
}

/* ---------- AI advice panel ---------- */
.ai-advice{
  border:1px solid var(--line);border-radius:var(--r);padding:22px 26px;margin-top:22px;
  background:var(--panel);
}
.advice-header{display:flex;align-items:center;gap:10px;margin-bottom:12px}
.advice-header h4{
  font-family:var(--mono);font-size:.76rem;font-weight:500;
  letter-spacing:.1em;text-transform:uppercase;color:var(--orange);
}
.advice-obs{font-size:.91rem;color:var(--ink-soft);line-height:1.62;margin-bottom:16px}
.advice-list{list-style:none;display:flex;flex-direction:column;gap:10px}
.advice-item{
  display:flex;align-items:flex-start;gap:10px;
  font-size:.9rem;color:var(--ink);line-height:1.48;
}
.advice-item::before{
  content:"";width:6px;height:6px;border-radius:50%;
  background:var(--grad);flex-shrink:0;margin-top:.44em;
}

/* ---------- processing error ---------- */
.proc-error{
  display:none;margin-top:14px;padding:10px 14px;
  font-size:.86rem;color:#e06060;line-height:1.45;
  border:1px solid rgba(224,96,96,.22);border-radius:var(--r);
  background:rgba(224,96,96,.07);
}
.proc-error.show{display:block}