:root{
  --ink:#08141f;
  --ink-2:#0d2130;
  --panel:#102b3a;
  --paper:#f4f1e9;
  --white:#fffef9;
  --text:#12202a;
  --muted:#60717b;
  --jade:#18b98a;
  --jade-dark:#087a5b;
  --mint:#8bf0cd;
  --gold:#d8ad4d;
  --gold-light:#f1d790;
  --sky:#7bd8ed;
  --line:rgba(12,36,50,.13);
  --dark-line:rgba(255,255,255,.13);
  --shadow:0 24px 70px rgba(3,18,27,.16);
  --radius:22px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:system-ui,-apple-system,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;background:var(--paper);color:var(--text);line-height:1.65;-webkit-font-smoothing:antialiased}
body.assistant-page{background:var(--ink);color:#eef7f6}
img{display:block;max-width:100%}
a{color:inherit}
button,input{font:inherit}
.container{width:min(1180px,calc(100% - 44px));margin:0 auto}
.serif{font-family:Georgia,"Songti SC","Noto Serif SC",serif}
.eyebrow{display:flex;align-items:center;gap:10px;color:var(--jade-dark);font-size:.78rem;font-weight:850;letter-spacing:.17em;text-transform:uppercase;margin-bottom:15px}
.eyebrow::before{content:"";width:26px;height:2px;background:currentColor}
.section-title{font-size:clamp(2rem,4.8vw,3.55rem);line-height:1.1;letter-spacing:-.035em;text-wrap:balance}
.section-lead{font-size:clamp(1.04rem,1.9vw,1.22rem);color:var(--muted);max-width:760px;margin-top:18px}
.section{padding:92px 0}
.dark-section{background:var(--ink);color:#f3f7f4}
.dark-section .eyebrow{color:var(--mint)}
.dark-section .section-lead{color:#abc0c6}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:52px;padding:0 24px;border:1px solid transparent;border-radius:999px;text-decoration:none;font-weight:850;transition:transform .18s,filter .18s,background .18s;cursor:pointer}
.btn:hover{transform:translateY(-2px);filter:brightness(1.04)}
.btn-primary{background:var(--jade);color:#03251b;box-shadow:0 12px 30px rgba(24,185,138,.25)}
.btn-secondary{background:transparent;color:inherit;border-color:currentColor}
.btn-gold{background:var(--gold);color:#281a00;box-shadow:0 12px 30px rgba(216,173,77,.22)}

/* Navigation */
.topnav{position:sticky;top:0;z-index:90;background:rgba(8,20,31,.94);backdrop-filter:blur(16px);border-bottom:1px solid var(--dark-line);color:#f6fbf9}
.nav-inner{height:72px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;font-size:1.03rem;font-weight:850;letter-spacing:.02em;white-space:nowrap}
.brand img{width:36px;height:36px;object-fit:contain}
.brand b{color:var(--jade)}
.navlinks{display:flex;align-items:center;gap:23px;font-size:.91rem;font-weight:700;color:#c6d5d7}
.navlinks a{text-decoration:none;transition:color .18s}
.navlinks a:hover,.navlinks a.active{color:var(--mint)}
.navlinks .nav-cta{padding:10px 17px;background:var(--jade);color:#03251b;border-radius:999px}
.menu-toggle{display:none;border:0;background:var(--jade);color:#03251b;font-weight:850;padding:9px 15px;border-radius:999px;cursor:pointer}

/* Homepage hero */
.pitch-hero{position:relative;overflow:hidden;background:var(--ink);color:#f6fbf9;padding:94px 0 84px}
.pitch-hero::before{content:"";position:absolute;width:760px;height:760px;border-radius:50%;right:-240px;top:-420px;background:radial-gradient(circle,rgba(24,185,138,.3),transparent 65%)}
.pitch-hero::after{content:"";position:absolute;inset:auto 0 0;height:1px;background:linear-gradient(90deg,transparent,var(--jade),transparent)}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1.12fr) minmax(320px,.72fr);gap:74px;align-items:center}
.hero-kicker{display:inline-flex;align-items:center;gap:10px;color:var(--gold-light);font-size:.82rem;font-weight:800;letter-spacing:.14em;text-transform:uppercase;margin-bottom:23px}
.hero-kicker span{width:8px;height:8px;border-radius:50%;background:var(--jade);box-shadow:0 0 0 6px rgba(24,185,138,.16)}
.pitch-hero h1{font-size:clamp(2.65rem,6vw,4.75rem);line-height:1.01;letter-spacing:-.055em;font-weight:650}
.pitch-hero h1 .hero-line{display:block;white-space:nowrap}
.pitch-hero h1 em{font-style:normal;color:var(--mint)}
.hero-sub{max-width:690px;color:#b9c9cc;font-size:clamp(1.08rem,2.2vw,1.34rem);margin-top:27px}
.hero-actions{display:flex;flex-wrap:wrap;gap:13px;margin-top:34px}
.trust-row{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--dark-line);margin-top:46px;border:1px solid var(--dark-line);border-radius:18px;overflow:hidden;max-width:720px}
.trust-item{background:#0b1b27;padding:19px 20px;color:#9eb4ba;font-size:.85rem}
.trust-item b{display:block;color:var(--mint);font-family:Georgia,serif;font-size:1.45rem;line-height:1.1;margin-bottom:5px}
.sign-card{position:relative;max-width:410px;margin:0 auto}
.sign-card::before{content:"";position:absolute;inset:-18px;border:1px solid rgba(139,240,205,.22);border-radius:30px;transform:rotate(2.5deg)}
.sign-card img{position:relative;width:100%;border-radius:22px;box-shadow:0 34px 90px rgba(0,0,0,.52)}
.scan-chip{position:relative;right:auto;bottom:auto;margin:14px auto 0;background:var(--white);color:var(--text);padding:16px 18px;border-radius:16px;box-shadow:var(--shadow);font-weight:850;max-width:none;width:100%}
.scan-chip small{display:block;color:var(--jade-dark);font-size:.72rem;letter-spacing:.08em;margin-bottom:3px}

/* Transformation story */
.change-grid{display:grid;grid-template-columns:1fr 90px 1fr;gap:28px;align-items:stretch;margin-top:46px}
.change-card{border:1px solid var(--line);background:var(--white);border-radius:var(--radius);padding:34px;box-shadow:0 14px 40px rgba(14,37,48,.08)}
.change-card.before{background:#ece8de}
.change-card.after{background:var(--ink);color:#f7fbf9;border-color:transparent;box-shadow:var(--shadow)}
.change-label{display:inline-flex;padding:6px 11px;border-radius:999px;background:rgba(0,0,0,.07);font-size:.75rem;font-weight:850;letter-spacing:.09em;text-transform:uppercase}
.after .change-label{background:rgba(24,185,138,.16);color:var(--mint)}
.change-card h3{font-size:clamp(1.5rem,2.8vw,2.1rem);line-height:1.2;margin:17px 0 22px}
.change-list{list-style:none;display:grid;gap:13px;color:var(--muted)}
.after .change-list{color:#b8c9cc}
.change-list li{display:flex;gap:12px;align-items:flex-start}
.change-list li span{flex:0 0 28px;height:28px;border-radius:50%;display:grid;place-items:center;background:rgba(0,0,0,.07);font-weight:900}
.after .change-list li span{background:var(--jade);color:#04271d}
.change-arrow{display:grid;place-items:center;color:var(--jade-dark);font-size:2.3rem;font-weight:900}

/* QR journey */
.journey{margin-top:48px;display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.journey-step{position:relative;background:var(--white);border:1px solid var(--line);border-radius:18px;padding:25px 21px;min-height:190px}
.journey-step:not(:last-child)::after{content:"→";position:absolute;right:-15px;top:50%;transform:translateY(-50%);z-index:2;color:var(--jade-dark);font-size:1.5rem;font-weight:900}
.step-no{width:38px;height:38px;border-radius:12px;display:grid;place-items:center;background:var(--ink);color:var(--mint);font-family:Georgia,serif;font-weight:800;margin-bottom:18px}
.journey-step h3{font-size:1.12rem;margin-bottom:8px}
.journey-step p{font-size:.91rem;color:var(--muted)}

/* Jean case */
.case-grid{display:grid;grid-template-columns:.82fr 1.18fr;gap:62px;align-items:center;margin-top:48px}
.case-visual{position:relative;display:flex;flex-direction:column;align-items:flex-start}
.case-visual img{width:100%;border-radius:24px;box-shadow:0 34px 80px rgba(0,0,0,.35)}
.case-badge{position:static;display:inline-flex;margin:16px 0 0 12px;background:var(--gold);color:#281b00;padding:11px 17px;border-radius:999px;font-weight:900;box-shadow:0 10px 28px rgba(0,0,0,.22)}
.case-copy h3{font-size:clamp(1.8rem,3.6vw,2.9rem);line-height:1.1;margin-bottom:18px}
.case-copy>p{color:#b8c8cb;font-size:1.08rem}
.deliverables{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:27px 0 31px}
.deliverable{display:flex;align-items:center;gap:12px;padding:14px 15px;border:1px solid var(--dark-line);border-radius:14px;background:rgba(255,255,255,.035);color:#d6e2e2;font-size:.92rem}
.deliverable i{font-style:normal;color:var(--mint);font-weight:900}

/* AI team */
.team-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:45px}
.team-card{background:var(--white);border:1px solid var(--line);border-radius:20px;padding:28px;transition:transform .18s,box-shadow .18s}
.team-card:hover{transform:translateY(-5px);box-shadow:0 18px 46px rgba(8,31,43,.1)}
.team-icon{width:50px;height:50px;border-radius:16px;display:grid;place-items:center;background:#dff7ee;font-size:1.35rem;margin-bottom:19px}
.team-card h3{font-size:1.19rem;margin-bottom:8px}
.team-card p{color:var(--muted);font-size:.94rem}

/* Platform universe */
.universe{margin-top:48px;display:grid;grid-template-columns:repeat(3,1fr);gap:17px}
.universe-card{background:#0c2230;border:1px solid var(--dark-line);border-radius:20px;padding:28px}
.universe-card strong{display:block;color:var(--mint);font-size:1.16rem;margin-bottom:10px}
.universe-card p{color:#a9bdc1;font-size:.93rem}
.universe-card a{display:inline-flex;margin-top:16px;color:var(--gold-light);text-decoration:none;font-weight:800;font-size:.9rem}

/* Roadmap */
.roadmap{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:46px}
.quarter{position:relative;background:var(--white);border:1px solid var(--line);border-radius:19px;padding:26px 23px;overflow:hidden}
.quarter::before{content:"";position:absolute;left:0;right:0;top:0;height:5px;background:linear-gradient(90deg,var(--jade),var(--gold))}
.quarter b{display:block;color:var(--jade-dark);font-family:Georgia,serif;font-size:1.45rem;margin-bottom:9px}
.quarter h3{font-size:1.06rem;margin-bottom:8px}
.quarter p{color:var(--muted);font-size:.9rem}

/* Closing */
.closing{position:relative;overflow:hidden;background:linear-gradient(135deg,#0a1d29,#0a342e);color:white;padding:88px 0}
.closing::after{content:"AI";position:absolute;right:-35px;bottom:-125px;font:800 260px/1 system-ui;color:rgba(255,255,255,.035)}
.closing-inner{position:relative;z-index:1;display:grid;grid-template-columns:1fr auto;gap:50px;align-items:center}
.closing h2{font-size:clamp(2.15rem,5vw,4rem);line-height:1.06;max-width:800px}
.closing p{color:#b8cfce;margin-top:17px;font-size:1.12rem;max-width:730px}
.closing-actions{display:flex;flex-direction:column;gap:12px;min-width:220px}
.site-footer{background:#06111a;color:#91a8ad;padding:31px 0;font-size:.83rem}
.footer-inner{display:flex;justify-content:space-between;gap:24px;align-items:center}
.site-footer b{color:var(--gold-light)}
.site-footer a{text-decoration:none;color:var(--mint)}

/* Assistant */
.assistant-intro{background:radial-gradient(700px 360px at 85% 0,rgba(24,185,138,.2),transparent 65%),var(--ink);padding:46px 0 30px;border-bottom:1px solid var(--dark-line)}
.assistant-intro-grid{display:flex;justify-content:space-between;gap:30px;align-items:end}
.assistant-intro h1{font-size:clamp(2rem,4.8vw,3.8rem);line-height:1.05;letter-spacing:-.04em}
.assistant-intro p{color:#aec2c6;max-width:680px;margin-top:15px;font-size:1.08rem}
.mode-pills{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
.mode-pill{padding:8px 12px;border-radius:999px;background:rgba(255,255,255,.06);border:1px solid var(--dark-line);color:#bfd0d2;font-size:.8rem;font-weight:750}
.mode-pill.live{color:#06261c;background:var(--mint);border-color:transparent}
.assistant-shell{padding:34px 0 55px}
.assistant-layout{display:grid;grid-template-columns:320px minmax(0,1fr);gap:25px;align-items:start}
.agent-panel{background:#0d2535;border:1px solid var(--dark-line);border-radius:22px;padding:25px;position:sticky;top:92px}
.agent-top{display:flex;align-items:center;gap:15px}
.agent-top img{width:78px;height:78px;border-radius:20px;object-fit:cover;border:2px solid var(--gold)}
.agent-name{font:750 1.45rem/1.1 Georgia,serif}
.agent-role{color:var(--gold-light);font-size:.78rem;font-weight:800;margin-top:5px}
.agent-proof{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin:21px 0}
.proof{background:rgba(255,255,255,.04);border:1px solid var(--dark-line);border-radius:13px;padding:12px;color:#aabfc3;font-size:.78rem}
.proof b{display:block;color:var(--mint);font-size:1.02rem;margin-bottom:2px}
.agent-contact{border-top:1px solid var(--dark-line);padding-top:17px;color:#acc0c4;font-size:.86rem;line-height:1.9}
.agent-contact b{color:var(--mint)}
.voice-toggle{display:flex;align-items:center;gap:8px;margin-top:15px;color:#b8c8cc;font-size:.82rem;cursor:pointer}
.voice-toggle input{accent-color:var(--jade);width:17px;height:17px}
.callbtn{width:100%;margin-top:14px;min-height:49px;border:0;border-radius:999px;background:var(--jade);color:#03251b;font-weight:900;cursor:pointer;box-shadow:0 10px 25px rgba(24,185,138,.2)}
.callbtn.live{background:#ff4667;color:white;animation:pulse 1.3s infinite}
.callbtn:disabled{opacity:.55;cursor:not-allowed}
.callhint{color:#93aab0;text-align:center;font-size:.72rem;margin-top:8px}
.assistant-main{min-width:0}
.demo-prompts{display:grid;grid-template-columns:repeat(4,1fr);gap:9px;margin-bottom:13px}
.prompt-btn{border:1px solid var(--dark-line);background:#0c2230;color:#d7e5e5;border-radius:14px;padding:12px 10px;cursor:pointer;text-align:left;font-size:.8rem;line-height:1.35;transition:border-color .18s,background .18s}
.prompt-btn:hover{border-color:var(--jade);background:#103243}
.prompt-btn b{display:block;color:var(--mint);font-size:.72rem;margin-bottom:3px}
.chat{height:620px;display:flex;flex-direction:column;background:#0d2535;border:1px solid var(--dark-line);border-radius:22px;overflow:hidden;box-shadow:0 24px 60px rgba(0,0,0,.18)}
.chat-head{display:flex;align-items:center;gap:10px;padding:15px 18px;background:#071923;border-bottom:1px solid var(--dark-line)}
.online-dot{width:9px;height:9px;border-radius:50%;background:var(--jade);box-shadow:0 0 0 4px rgba(24,185,138,.14)}
.chat-head b{font-size:.9rem}
.chat-status{margin-left:auto;color:#91aab0;font-size:.75rem}
.msgs{flex:1;overflow-y:auto;padding:20px;display:flex;flex-direction:column;gap:13px}
.bub{max-width:min(82%,680px);padding:12px 16px;border-radius:17px;font-size:.94rem;white-space:pre-wrap;word-break:break-word}
.bub.a{align-self:flex-start;background:#102d3d;border:1px solid var(--dark-line);border-radius:17px 17px 17px 5px}
.bub.u{align-self:flex-end;background:var(--jade);color:#03251b;font-weight:600;border-radius:17px 17px 5px 17px}
.bub.think{color:#a7bbc0;font-style:italic}
.chat-bar{display:flex;align-items:center;gap:9px;padding:12px;background:#071923;border-top:1px solid var(--dark-line)}
.chat-bar input{min-width:0;flex:1;height:48px;border-radius:999px;border:1px solid var(--dark-line);background:#0d2535;color:#f1f8f7;padding:0 17px}
.chat-bar input:focus{outline:2px solid var(--jade);outline-offset:1px}
.icon-btn{flex:0 0 48px;width:48px;height:48px;border-radius:50%;border:1px solid var(--dark-line);display:grid;place-items:center;cursor:pointer;font-size:1.05rem}
.mic{background:#0d2535;color:white}.mic.rec{background:#ff4667;animation:pulse 1s infinite}.send{background:var(--jade);color:#03251b;border-color:transparent}
.assistant-note{color:#93aab0;text-align:center;font-size:.76rem;margin-top:11px}
.setup-note{margin-top:12px;padding:12px 15px;border:1px solid rgba(216,173,77,.4);background:rgba(216,173,77,.08);border-radius:13px;color:var(--gold-light);font-size:.82rem}
@keyframes pulse{50%{opacity:.55}}

/* Motion */
.reveal{opacity:1;transform:none}
.keep{white-space:nowrap}

@media(max-width:980px){
  .hero-grid{grid-template-columns:1fr;gap:54px}.sign-card{max-width:330px}
  .journey{grid-template-columns:repeat(2,1fr)}.journey-step:not(:last-child)::after{display:none}.journey-step:last-child{grid-column:1/-1}
  .team-grid,.universe{grid-template-columns:repeat(2,1fr)}
  .roadmap{grid-template-columns:repeat(2,1fr)}
  .assistant-layout{grid-template-columns:1fr}.agent-panel{position:static;display:grid;grid-template-columns:1fr 1fr;gap:0 24px}.agent-top,.agent-proof{grid-column:1/-1}
  .demo-prompts{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:920px) and (min-width:761px){
  .menu-toggle{display:inline-flex}.navlinks{position:absolute;left:0;right:0;top:72px;display:none;flex-direction:column;align-items:stretch;gap:0;background:#071923;border-bottom:1px solid var(--dark-line);padding:7px 16px 17px;box-shadow:0 20px 45px rgba(0,0,0,.4)}.navlinks.open{display:flex}.navlinks a{padding:13px 8px;border-bottom:1px solid var(--dark-line)}.navlinks .nav-cta{text-align:center;margin-top:8px;border:0}
}
@media(max-width:760px){
  .container{width:min(100% - 32px,1180px)}.section{padding:68px 0}
  .menu-toggle{display:inline-flex}.navlinks{position:absolute;left:0;right:0;top:72px;display:none;flex-direction:column;align-items:stretch;gap:0;background:#071923;border-bottom:1px solid var(--dark-line);padding:7px 16px 17px;box-shadow:0 20px 45px rgba(0,0,0,.4)}.navlinks.open{display:flex}.navlinks a{padding:13px 8px;border-bottom:1px solid var(--dark-line)}.navlinks .nav-cta{text-align:center;margin-top:8px;border:0}
  .pitch-hero{padding:64px 0 66px}.pitch-hero h1{font-size:clamp(2.2rem,9.5vw,3rem)}
  .trust-row{grid-template-columns:1fr}.trust-item{padding:15px 17px}.sign-card{max-width:290px}.scan-chip{font-size:.8rem}
  .change-grid{grid-template-columns:1fr;gap:14px}.change-arrow{transform:rotate(90deg);height:48px}
  .journey{grid-template-columns:1fr}.journey-step:last-child{grid-column:auto}.journey-step{min-height:0}
  .case-grid{grid-template-columns:1fr;gap:40px}.case-visual{max-width:390px;margin:0 auto}.case-badge{margin-left:0;align-self:center}
  .team-grid,.universe,.roadmap{grid-template-columns:1fr}
  .closing-inner{grid-template-columns:1fr}.closing-actions{min-width:0;flex-direction:row;flex-wrap:wrap}
  .footer-inner{flex-direction:column;text-align:center}
  .assistant-intro{padding-top:32px}.assistant-intro-grid{display:block}.assistant-layout{display:flex;flex-direction:column}.assistant-main{order:1;width:100%}.agent-panel{order:2;width:100%;display:block}.demo-prompts{grid-template-columns:1fr 1fr}.chat{height:64vh;min-height:520px}.bub{max-width:91%}
}
@media(max-width:440px){
  .hero-actions,.closing-actions{flex-direction:column}.hero-actions .btn,.closing-actions .btn{width:100%}.deliverables{grid-template-columns:1fr}.demo-prompts{grid-template-columns:1fr 1fr}.prompt-btn{font-size:.74rem;padding:10px 9px}.chat{min-height:500px}.chat-bar{gap:6px}.icon-btn{flex-basis:43px;width:43px;height:43px}.chat-bar input{height:43px;padding:0 13px}.agent-panel{padding:21px}
}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}.reveal{opacity:1;transform:none}}
:focus-visible{outline:3px solid var(--gold);outline-offset:3px}