:root{--teal:#00b0b9;--teal-d:#008a91;--teal-l:#5ad1d8;--navy:#0c2340;--ink:#12202e;--muted:#5b6b7d;--bg:#fff;--soft:#f4f8fb;--card:#fff;--card-2:#f5f8fc;--line:#e6edf4;--heading:#0c2340;--ok:#1ea672;--warn:#e0a100;--orange:#e07b00;--red:#d9433b;--radius:16px;--radius-lg:22px;--shadow:0 20px 48px rgba(12,35,64,.12);--shadow-s:0 6px 20px rgba(12,35,64,.08);--ease:cubic-bezier(.4,0,.2,1);--spring:cubic-bezier(.34,1.56,.64,1);--nav-h:64px}
[data-theme="dark"]{--teal:#3ad9e2;--teal-d:#7fe9ef;--teal-l:#8ff0f5;--navy:#f4f8fd;--ink:#e7eef7;--muted:#a9bccf;--bg:#0a1420;--soft:#0f1e2e;--card:#152538;--card-2:#1b3149;--line:#26405a;--heading:#fff;--shadow:0 20px 48px rgba(0,0,0,.55);--shadow-s:0 6px 20px rgba(0,0,0,.4)}
[data-theme="dark"] body{color:var(--ink)}
[data-theme="dark"] .lead,[data-theme="dark"] .feat p,[data-theme="dark"] .step p,[data-theme="dark"] .mod-card p,[data-theme="dark"] .uc-card p,[data-theme="dark"] .doc-card p,[data-theme="dark"] .stat-l,[data-theme="dark"] .flow-note,[data-theme="dark"] .about p,[data-theme="dark"] .split .sp,[data-theme="dark"] .dd-card p,[data-theme="dark"] .tut-side-note,[data-theme="dark"] .acc-inner,[data-theme="dark"] .demo-card p{color:var(--muted)}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:calc(var(--nav-h) + 20px)}
body{margin:0;font-family:"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.65;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;transition:background .4s var(--ease),color .4s var(--ease)}
h1,h2,h3,h4,h5{line-height:1.15;margin:0;color:var(--heading);font-weight:800;letter-spacing:-.02em}
p{margin:0}a{text-decoration:none;color:inherit}img{max-width:100%;display:block}
.wrap{max-width:1200px;margin:0 auto;padding:0 24px}
.grad{background:linear-gradient(100deg,var(--teal),var(--teal-l));-webkit-background-clip:text;background-clip:text;color:transparent}
.btn-primary,.btn-ghost{display:inline-flex;align-items:center;gap:8px;font-weight:700;border-radius:12px;padding:14px 26px;cursor:pointer;transition:.28s var(--ease);border:2px solid transparent;font-size:.98rem}
.btn-primary{background:var(--teal);color:#fff;box-shadow:0 10px 28px rgba(0,176,185,.35)}.btn-primary:hover{background:var(--teal-d);transform:translateY(-3px);box-shadow:0 16px 34px rgba(0,176,185,.45)}
.btn-ghost{background:transparent;color:var(--heading);border-color:var(--line)}.btn-ghost:hover{border-color:var(--teal);color:var(--teal-d);transform:translateY(-2px)}
.btn-ghost.light{color:#fff;border-color:rgba(255,255,255,.45)}.btn-ghost.light:hover{border-color:#fff;background:rgba(255,255,255,.12)}
.btn-ghost.lg,.btn-primary.lg{padding:16px 32px;font-size:1.05rem}
.btn-sm{display:inline-flex;align-items:center;gap:8px;font-weight:700;border-radius:11px;padding:11px 18px;font-size:.86rem;cursor:pointer;border:2px solid transparent;transition:.25s var(--ease)}
.btn-sm.ghost{background:transparent;color:var(--heading);border-color:var(--line)}.btn-sm.ghost:hover{border-color:var(--teal);color:var(--teal-d)}
.nav{position:fixed;top:0;left:0;right:0;z-index:200;height:var(--nav-h);background:rgba(255,255,255,.75);backdrop-filter:saturate(180%) blur(16px);-webkit-backdrop-filter:saturate(180%) blur(16px);border-bottom:1px solid transparent;transition:.3s var(--ease)}
[data-theme="dark"] .nav{background:rgba(10,20,32,.75)}
.nav.scrolled{border-bottom-color:var(--line);box-shadow:0 6px 24px rgba(12,35,64,.07)}
.nav-inner{max-width:1200px;height:100%;margin:0 auto;padding:0 24px;display:flex;align-items:center;gap:12px;min-width:0}
.nav-brand{display:flex;align-items:center;flex-shrink:0}.nav-brand img{height:30px;width:auto;display:block}
.nav-brand .logo-dark{display:block}.nav-brand .logo-light{display:none}
[data-theme="dark"] .nav-brand .logo-dark{display:none}[data-theme="dark"] .nav-brand .logo-light{display:block}
.nav-links{display:flex;align-items:center;gap:1px;margin-left:14px;height:100%;min-width:0;flex-wrap:nowrap}
.nav-links>a,.nav-item>button{position:relative;display:inline-flex;align-items:center;gap:5px;padding:8px 12px;border-radius:9px;color:var(--muted);font-weight:600;font-size:.9rem;transition:.2s var(--ease);white-space:nowrap;background:none;border:0;cursor:pointer;font-family:inherit;height:36px}
.nav-links>a:hover,.nav-item>button:hover,.nav-item:hover>button{color:var(--heading);background:var(--soft)}
.nav-links>a::after{content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;background:var(--teal);border-radius:2px;transform:scaleX(0);transition:transform .25s var(--ease)}
.nav-links>a:hover::after,.nav-links>a.active::after{transform:scaleX(1)}
.nav-links>a.active{color:var(--heading)}
.nav-item>button .chev{font-size:.6rem;transition:transform .25s var(--ease);opacity:.7}.nav-item:hover>button .chev{transform:rotate(180deg)}
.nav-item{position:relative;height:100%;display:flex;align-items:center}
.dd-panel{position:absolute;top:calc(100% - 6px);left:50%;transform:translateX(-50%) translateY(10px);width:560px;max-width:92vw;background:var(--card);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);padding:14px;opacity:0;visibility:hidden;transition:.28s var(--ease);z-index:210}
.nav-item:hover .dd-panel,.nav-item:focus-within .dd-panel{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.dd-panel::before{content:"";position:absolute;top:-16px;left:0;right:0;height:16px}
.dd-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.dd-card{display:flex;gap:12px;align-items:flex-start;padding:13px;border-radius:13px;transition:.2s var(--ease);border:1px solid transparent}
.dd-card:hover{background:var(--soft);border-color:var(--line);transform:translateY(-2px)}
.dd-ic{width:42px;height:42px;flex-shrink:0;border-radius:11px;display:flex;align-items:center;justify-content:center;font-size:1.3rem;background:linear-gradient(135deg,rgba(0,176,185,.15),rgba(12,35,64,.07))}
.dd-card h5{font-size:.92rem;color:var(--heading);margin-bottom:2px;display:flex;align-items:center;gap:7px}
.dd-tag{font-size:.62rem;font-weight:800;color:#fff;background:var(--ok);padding:1px 7px;border-radius:20px;letter-spacing:.02em}
.dd-card p{font-size:.78rem;color:var(--muted);line-height:1.45}
.dd-foot{margin-top:12px;padding:12px 13px 4px;border-top:1px solid var(--line);display:flex;justify-content:space-between;align-items:center}
.dd-foot a{font-size:.82rem;font-weight:700;color:var(--teal-d);display:inline-flex;align-items:center;gap:6px;transition:.2s}.dd-foot a:hover{gap:9px}
.nav-ctrls{margin-left:auto;display:flex;align-items:center;gap:7px;flex-shrink:0;flex-wrap:nowrap}
.lang-switch{display:inline-flex;border:1px solid var(--line);border-radius:9px;overflow:hidden;background:var(--card)}
.lang-opt{display:inline-flex;align-items:center;gap:6px;padding:6px 10px;cursor:pointer;font-size:.78rem;font-weight:700;color:var(--muted);background:transparent;border:0;transition:.2s;line-height:1}
.lang-opt svg{width:20px;height:14px;border-radius:2px;box-shadow:0 0 0 1px rgba(0,0,0,.08);display:block;flex-shrink:0}
.lang-opt:hover{color:var(--heading);background:var(--soft)}.lang-opt.active{background:var(--teal);color:#fff}
.theme-btn{display:inline-flex;align-items:center;justify-content:center;width:36px;height:34px;border:1px solid var(--line);border-radius:9px;background:var(--card);color:var(--heading);cursor:pointer;font-size:1rem;transition:.2s}
.theme-btn:hover{border-color:var(--teal);transform:rotate(15deg)}.theme-btn .ti-sun{display:none}body.is-dark .theme-btn .ti-moon{display:none}body.is-dark .theme-btn .ti-sun{display:inline}
.nav-cta{background:var(--navy);color:#fff;padding:9px 16px;border-radius:10px;font-weight:700;font-size:.85rem;transition:.25s var(--ease);white-space:nowrap}
[data-theme="dark"] .nav-cta{background:var(--teal);color:#08131f}.nav-cta:hover{transform:translateY(-2px)}
.nav-burger{display:none;background:none;border:0;font-size:1.4rem;cursor:pointer;color:var(--heading);align-items:center;justify-content:center;width:38px;height:38px;border-radius:9px}
.nav-burger .ic-open{display:inline}.nav-burger .ic-close{display:none}
body.menu-open .nav-burger .ic-open{display:none}body.menu-open .nav-burger .ic-close{display:inline}
.hero-h{position:relative;padding:132px 0 90px;overflow:hidden;background:radial-gradient(1300px 640px at 82% -12%,#123a6b 0%,#0c2340 46%,#081a30 100%)}
[data-theme="dark"] .hero-h{background:radial-gradient(1300px 640px at 82% -12%,#103352 0%,#0a1826 46%,#050d16 100%)}
.hero-bg{position:absolute;inset:0;background:radial-gradient(600px 400px at 12% 26%,rgba(0,176,185,.18),transparent 60%),radial-gradient(500px 420px at 92% 74%,rgba(90,209,216,.12),transparent 60%);pointer-events:none}
.hero-grid{position:relative;max-width:1240px;margin:0 auto;padding:0 24px;display:grid;grid-template-columns:1fr 1.12fr;gap:56px;align-items:center}
.badge-pill{display:inline-flex;align-items:center;gap:7px;background:rgba(0,176,185,.16);color:#8fe8ee;border:1px solid rgba(0,176,185,.4);padding:7px 15px;border-radius:30px;font-size:.8rem;font-weight:700;margin-bottom:22px;animation:fadeUp .7s var(--ease) both}
.hero-h h1{color:#fff;font-size:3.15rem;letter-spacing:-.03em;line-height:1.08;animation:fadeUp .7s var(--ease) .08s both}
.hero-h .hsub{color:#cbd8e8;font-size:1.16rem;margin:22px 0 30px;max-width:560px;line-height:1.7;animation:fadeUp .7s var(--ease) .16s both}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;animation:fadeUp .7s var(--ease) .24s both}
.hero-h .btn-ghost{color:#fff;border-color:rgba(255,255,255,.5)}.hero-h .btn-ghost:hover{background:rgba(255,255,255,.12);border-color:#fff}
.hero-trust{display:flex;gap:24px;flex-wrap:wrap;margin-top:30px;color:#9fb4cc;font-size:.85rem;font-weight:600;animation:fadeUp .7s var(--ease) .32s both}
.hero-visual{position:relative;width:100%;animation:fadeUp .9s var(--ease) .2s both}
.hero-visual img{width:100%;height:auto;aspect-ratio:3/2;object-fit:cover;border-radius:22px;border:1px solid rgba(255,255,255,.14);box-shadow:0 40px 90px rgba(0,0,0,.6),0 0 70px rgba(0,176,185,.28);transition:transform .5s var(--spring),box-shadow .5s var(--ease)}
.hero-visual:hover img{transform:translateY(-6px) scale(1.01);box-shadow:0 52px 110px rgba(0,0,0,.66),0 0 100px rgba(0,176,185,.42)}
.hero-visual::before{content:"";position:absolute;inset:-10% -8%;z-index:-1;background:radial-gradient(closest-side,rgba(0,176,185,.4),transparent 70%);filter:blur(38px);animation:heroGlow 6s ease-in-out infinite}
.hero-visual::after{content:"";position:absolute;left:8%;right:8%;bottom:-26px;height:40px;background:radial-gradient(closest-side,rgba(0,0,0,.55),transparent 75%);filter:blur(14px);z-index:-1}
@keyframes heroGlow{0%,100%{opacity:.55;transform:scale(1)}50%{opacity:.95;transform:scale(1.05)}}
.hero-wave{position:absolute;bottom:-1px;left:0;right:0;height:64px;background:var(--bg);clip-path:polygon(0 55%,100% 0,100% 100%,0 100%)}
@keyframes fadeUp{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:none}}
.back-hub{display:flex;width:fit-content;align-items:center;gap:6px;color:#8fe8ee;font-weight:700;font-size:.85rem;margin-bottom:18px;transition:.2s var(--ease)}.back-hub:hover{color:#fff;gap:10px}
.float-chip{position:absolute;background:rgba(255,255,255,.98);color:#0c2340;font-weight:700;font-size:.78rem;padding:9px 13px;border-radius:12px;box-shadow:0 14px 34px rgba(0,0,0,.34);animation:floaty 5s ease-in-out infinite;display:flex;align-items:center;gap:7px;z-index:4;white-space:nowrap;backdrop-filter:blur(4px)}
.float-chip b{color:var(--teal-d);font-family:"Consolas",monospace;letter-spacing:.02em}.float-chip .fc-ic{font-size:.95rem}
.chip-a{top:9%;left:-14px}.chip-b{top:46%;right:-16px;animation-delay:1.3s}.chip-c{bottom:9%;left:8%;animation-delay:2.6s}.chip-c b{color:var(--ok)}
@keyframes floaty{0%,100%{transform:translateY(0) rotate(-1deg)}50%{transform:translateY(-14px) rotate(1deg)}}
.section{padding:88px 0}.section.alt{background:var(--soft)}
.sec-head{max-width:800px;margin:0 auto 50px;text-align:center}
.kicker{display:inline-block;color:var(--teal-d);font-weight:800;font-size:.8rem;letter-spacing:.1em;text-transform:uppercase;margin-bottom:14px}
.sec-head h2{font-size:2.2rem;letter-spacing:-.025em}.lead{color:var(--muted);font-size:1.12rem;margin-top:16px;line-height:1.7}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;max-width:1200px;margin:0 auto}
.stat{position:relative;overflow:hidden;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px;text-align:center;box-shadow:var(--shadow-s);transition:.3s var(--ease)}
.stat::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--teal),var(--teal-l));transform:scaleX(0);transform-origin:left;transition:transform .5s var(--ease)}
.stat:hover::before,.stat.in::before{transform:scaleX(1)}
.stat:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.stat-n{font-size:2rem;font-weight:900;line-height:1;letter-spacing:-.02em;background:linear-gradient(120deg,var(--teal-d),var(--teal-l));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:var(--teal-d)}
.stat-l{font-size:.8rem;color:var(--muted);margin-top:9px}
.mods{display:grid;grid-template-columns:repeat(auto-fit,minmax(258px,1fr));gap:22px}
.mod-card{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:20px;overflow:hidden;box-shadow:var(--shadow-s);transition:.4s var(--spring)}
.mod-card:hover{transform:translateY(-10px);box-shadow:var(--shadow);border-color:var(--teal);text-decoration:none}
.mod-media{height:160px;overflow:hidden;position:relative;background:#0c2340}.mod-media img{width:100%;height:100%;object-fit:cover;transition:.6s var(--ease)}
.mod-media::after{content:"";position:absolute;inset:0;box-shadow:inset 0 -40px 50px -20px rgba(6,17,33,.85);pointer-events:none}
.mod-card:hover .mod-media img{transform:scale(1.08)}
.mod-badge{position:absolute;top:12px;left:12px;z-index:2;background:rgba(30,166,114,.96);color:#fff;font-size:.7rem;font-weight:800;padding:4px 12px;border-radius:20px;box-shadow:0 6px 16px rgba(0,0,0,.3)}
.mod-body{padding:24px;display:flex;flex-direction:column;flex:1}.mod-ic{font-size:1.7rem;margin-bottom:10px}
.mod-card h3{font-size:1.22rem;margin-bottom:9px;color:var(--heading)}.mod-card p{color:var(--muted);font-size:.92rem;flex:1;line-height:1.6}
.mod-tags{display:flex;flex-wrap:wrap;gap:6px;margin:15px 0}.mod-tag{font-size:.7rem;font-weight:700;color:var(--teal-d);background:rgba(0,176,185,.1);padding:3px 10px;border-radius:20px}
.mod-go{margin-top:6px;font-weight:800;color:var(--teal-d);font-size:.9rem;display:inline-flex;align-items:center;gap:6px;transition:.25s var(--ease)}.mod-card:hover .mod-go{gap:11px}
.flow{display:flex;align-items:stretch;justify-content:center;gap:12px;flex-wrap:wrap}
.step{flex:1;min-width:184px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow-s);transition:.3s var(--ease)}
.step:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.step .sn{width:40px;height:40px;border-radius:50%;background:var(--teal);color:#fff;font-weight:900;display:flex;align-items:center;justify-content:center;margin-bottom:13px}
.step h4{font-size:1.04rem;margin-bottom:7px}.step p{color:var(--muted);font-size:.88rem;line-height:1.55}
.farr{display:flex;align-items:center;color:var(--teal);font-size:1.6rem;font-weight:900}
.uc{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.uc-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow-s);transition:.35s var(--ease);border-top:4px solid var(--teal);display:flex;flex-direction:column}
.uc-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.uc-ic{font-size:2rem;display:block;margin-bottom:13px}.uc-card h4{font-size:1.1rem;margin-bottom:9px}.uc-card p{color:var(--muted);font-size:.9rem;flex:1;line-height:1.6}
.feats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.feat{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow-s);transition:.35s var(--ease);display:flex;flex-direction:column}
.feat:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:rgba(0,176,185,.4)}
.feat .fi{width:50px;height:50px;border-radius:13px;background:linear-gradient(135deg,rgba(0,176,185,.16),rgba(12,35,64,.08));display:flex;align-items:center;justify-content:center;font-size:1.55rem;margin-bottom:16px;transition:.35s var(--spring)}
.feat:hover .fi{transform:scale(1.1) rotate(-6deg)}
.feat h4{font-size:1.06rem;margin-bottom:9px}.feat p{color:var(--muted);font-size:.9rem;flex:1;line-height:1.6}
.doc-link{margin-top:15px;display:inline-flex;align-items:center;gap:6px;font-size:.79rem;font-weight:700;color:var(--teal-d);border-top:1px dashed var(--line);padding-top:13px;transition:.2s var(--ease)}
.doc-link:hover{color:var(--teal);gap:9px;text-decoration:none}.doc-link::before{content:"\1F4C4"}
.docs{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.doc-card{display:flex;align-items:flex-start;gap:15px;background:var(--card);border:1px solid var(--line);border-radius:15px;padding:22px;box-shadow:var(--shadow-s);transition:.3s var(--ease)}
.doc-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--teal);text-decoration:none}
.doc-ic{width:46px;height:46px;border-radius:12px;flex-shrink:0;display:flex;align-items:center;justify-content:center;font-size:1.45rem;background:linear-gradient(135deg,rgba(0,176,185,.16),rgba(12,35,64,.08))}
.doc-card h4{font-size:1.02rem;margin-bottom:5px;color:var(--heading)}.doc-card p{font-size:.85rem;color:var(--muted);line-height:1.55}
.doc-card .doc-go{font-size:.78rem;font-weight:800;color:var(--teal-d);margin-top:9px;display:inline-block}
.about{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);padding:36px;box-shadow:var(--shadow-s)}
.about p{color:var(--muted);margin-bottom:15px;line-height:1.75}
.about-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:15px;margin-top:22px}
.about-item{display:flex;gap:13px;align-items:flex-start;background:var(--soft);border:1px solid var(--line);border-radius:13px;padding:16px 18px;transition:.25s var(--ease)}
.about-item:hover{border-color:var(--teal);transform:translateY(-2px)}
.about-item .ai{font-size:1.45rem;flex-shrink:0}.about-item h5{font-size:.96rem;margin-bottom:3px;color:var(--heading)}.about-item p{font-size:.85rem;color:var(--muted);margin:0;line-height:1.55}
.split{display:grid;grid-template-columns:1fr 1.08fr;gap:48px;align-items:center}
.split-media{position:relative}
.split-media img{border-radius:var(--radius-lg);border:1px solid var(--line);width:100%;height:auto;display:block;box-shadow:0 30px 70px rgba(12,35,64,.3),0 0 50px rgba(0,176,185,.2)}
.split-media::before{content:"";position:absolute;inset:-8%;z-index:-1;background:radial-gradient(closest-side,rgba(0,176,185,.25),transparent 70%);filter:blur(30px)}
.split h3{font-size:1.55rem;margin-bottom:14px;letter-spacing:-.02em}.split .sp{color:var(--muted);margin-bottom:20px;line-height:1.75}
.check{list-style:none;padding:0;margin:0;display:grid;gap:13px}.check li{position:relative;padding-left:34px;color:var(--ink);line-height:1.55}
.check li::before{content:"\2714";position:absolute;left:0;top:1px;width:23px;height:23px;background:rgba(0,176,185,.14);color:var(--teal-d);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.72rem;font-weight:900}.check b{color:var(--heading)}
.demo-wrap{display:grid;grid-template-columns:1fr 1fr;gap:22px;max-width:820px;margin:0 auto}
.demo-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);padding:34px;text-align:center;box-shadow:var(--shadow-s);transition:.3s var(--ease);display:flex;flex-direction:column;align-items:center}
.demo-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:var(--teal)}
.demo-ic{width:64px;height:64px;border-radius:18px;display:flex;align-items:center;justify-content:center;font-size:2rem;background:linear-gradient(135deg,rgba(0,176,185,.16),rgba(12,35,64,.08));margin-bottom:18px}
.demo-card h3{font-size:1.2rem;margin-bottom:10px}.demo-card p{color:var(--muted);font-size:.92rem;line-height:1.6;margin-bottom:22px;flex:1}
.tokdemo{background:linear-gradient(160deg,#0c2340 0%,#081a30 100%);border-radius:var(--radius-lg);padding:44px 38px;box-shadow:var(--shadow),0 0 60px rgba(0,176,185,.15);position:relative;overflow:hidden;border:1px solid rgba(0,176,185,.2)}
.tokdemo::before{content:"";position:absolute;inset:0;background:radial-gradient(600px 300px at 20% 10%,rgba(0,176,185,.16),transparent 60%),radial-gradient(500px 280px at 90% 90%,rgba(90,209,216,.12),transparent 60%);pointer-events:none}
.tokdemo-badge{position:absolute;top:18px;right:18px;z-index:3;background:rgba(0,176,185,.18);border:1px solid rgba(0,176,185,.4);color:#8fe8ee;font-size:.72rem;font-weight:800;padding:5px 13px;border-radius:20px}
.tokdemo-grid{position:relative;display:grid;grid-template-columns:1fr auto 1fr;gap:30px;align-items:center}
.tokstage{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.12);border-radius:16px;padding:26px 22px;backdrop-filter:blur(6px)}
.tokstage-label{font-size:.72rem;font-weight:800;text-transform:uppercase;letter-spacing:.08em;margin-bottom:16px;display:flex;align-items:center;gap:8px}
.tokstage.clear .tokstage-label{color:#7cf0b8}.tokstage.tok .tokstage-label{color:#ffcf7a}
.tokstage-dot{width:9px;height:9px;border-radius:50%;flex-shrink:0}
.tokstage.clear .tokstage-dot{background:#1ea672;box-shadow:0 0 10px #1ea672}.tokstage.tok .tokstage-dot{background:#e07b00;box-shadow:0 0 10px #e07b00}
.tokrow{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:13px 0;border-bottom:1px solid rgba(255,255,255,.08)}
.tokrow:last-child{border-bottom:0}
.tokrow .tk-lbl{font-size:.78rem;color:#9fb4cc;font-weight:600}
.tokrow .tk-val{font-family:"Consolas","Courier New",monospace;font-size:1.05rem;letter-spacing:.06em;font-weight:700;transition:color .3s}
.tokstage.clear .tk-val{color:#dbe9ff}.tokstage.tok .tk-val{color:#ffcf7a}
.tk-val .ch{display:inline-block}.tk-val .ch.scrambling{color:#5ad1d8;text-shadow:0 0 8px rgba(90,209,216,.7)}
.tokflow{display:flex;flex-direction:column;align-items:center;gap:14px}
.tokflow-line{width:2px;height:40px;background:linear-gradient(180deg,transparent,var(--teal),transparent);opacity:.5}
.tokflow-core{width:70px;height:70px;border-radius:20px;background:linear-gradient(135deg,#00b0b9,#008a91);display:flex;align-items:center;justify-content:center;font-size:1.9rem;box-shadow:0 12px 34px rgba(0,176,185,.5)}
.tokflow-core.pulsing{animation:corepulse 1.1s ease-in-out infinite}
@keyframes corepulse{0%,100%{transform:scale(1);box-shadow:0 12px 34px rgba(0,176,185,.5)}50%{transform:scale(1.08);box-shadow:0 16px 44px rgba(0,176,185,.75)}}
.tokflow-label{font-size:.68rem;font-weight:800;text-transform:uppercase;letter-spacing:.06em;color:#8fe8ee;text-align:center}
.tokdemo-actions{position:relative;display:flex;gap:12px;justify-content:center;margin-top:30px;flex-wrap:wrap}
.tokbtn{display:inline-flex;align-items:center;gap:9px;font-weight:700;border-radius:12px;padding:14px 26px;cursor:pointer;transition:.25s var(--ease);border:2px solid transparent;font-size:.96rem}
.tokbtn.primary{background:var(--teal);color:#fff;box-shadow:0 10px 28px rgba(0,176,185,.4)}.tokbtn.primary:hover{background:var(--teal-d);transform:translateY(-3px)}
.tokbtn.ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.4)}.tokbtn.ghost:hover{border-color:#fff;background:rgba(255,255,255,.1)}
.tokdemo-note{position:relative;text-align:center;color:#9fb4cc;font-size:.82rem;margin-top:20px;line-height:1.6}.tokdemo-note b{color:#d5e3f2}
.detok{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:26px;position:relative}
.detok-panel{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);padding:26px;box-shadow:var(--shadow-s);border-top:4px solid var(--orange)}
.detok-panel.ok-top{border-top-color:var(--ok)}
.detok-panel h4{font-size:1.05rem;margin-bottom:6px;color:var(--heading)}
.detok-desc{font-size:.86rem;color:var(--muted);margin-bottom:16px;line-height:1.55}
.detok-field{margin-bottom:14px}
.detok-field label{display:block;font-size:.72rem;font-weight:800;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);margin-bottom:7px}
.detok-field input{width:100%;padding:14px 15px;border:2px solid var(--line);border-radius:12px;font-size:1.05rem;font-family:"Consolas","Courier New",monospace;color:var(--heading);background:var(--soft);letter-spacing:.04em;transition:.2s var(--ease)}
.detok-field input:focus{outline:none;border-color:var(--teal);background:var(--card);box-shadow:0 0 0 4px rgba(0,176,185,.12)}
.detok-presets{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin:8px 0 14px}
.detok-presets-lbl{font-size:.76rem;color:var(--muted);font-weight:700}
.detok-presets button{border:1px solid var(--line);background:var(--card);color:var(--muted);padding:6px 12px;border-radius:20px;font-size:.76rem;font-weight:600;cursor:pointer;transition:.2s var(--ease)}
.detok-presets button:hover{border-color:var(--teal);color:var(--teal-d);transform:translateY(-1px)}
.detok-actions{display:flex;gap:10px;flex-wrap:wrap}
.detok-out{width:100%;padding:14px 15px;border:2px solid var(--line);border-radius:12px;font-size:1.05rem;font-family:"Consolas","Courier New",monospace;background:var(--soft);color:var(--muted);letter-spacing:.04em;min-height:52px;display:flex;align-items:center}
.detok-out.ok{border-color:#9fe3c4;background:#eafaf3;color:#0f7a4f;font-weight:700}
.detok-out.fail{border-color:#f2a9a3;background:#fde8e6;color:#a02820;font-weight:800}
[data-theme="dark"] .detok-out.ok{background:#0e3b28;color:#7cf0b8;border-color:#1f6b48}[data-theme="dark"] .detok-out.fail{background:#3d1712;color:#ffb3ac;border-color:#7a3128}
.detok-msg{margin-top:14px;padding:0;max-height:0;overflow:hidden;border-radius:12px;font-size:.88rem;font-weight:700;line-height:1.5;transition:.35s var(--ease);opacity:0;border:1px solid transparent}
.detok-msg.show{padding:13px 16px;max-height:220px;opacity:1}
.detok-msg.ok{background:#e6f9f0;color:#0f7a4f;border-color:#9fe3c4}.detok-msg.fail{background:#fde8e6;color:#a02820;border-color:#f2a9a3}
[data-theme="dark"] .detok-msg.ok{background:#0e3b28;color:#7cf0b8;border-color:#1f6b48}[data-theme="dark"] .detok-msg.fail{background:#3d1712;color:#ffb3ac;border-color:#7a3128}
.detok-api{background:#0c2340;border-radius:14px;padding:20px 22px;box-shadow:var(--shadow-s);overflow:hidden;margin-top:14px}
[data-theme="dark"] .detok-api{background:#050d16;border:1px solid var(--line)}
.detok-api .detok-api-h{color:#8fe8ee;font-size:.72rem;font-weight:800;text-transform:uppercase;letter-spacing:.06em;margin-bottom:10px;display:flex;align-items:center;gap:8px}
.detok-api pre{margin:0;color:#dbe9ff;font-family:"Consolas","Courier New",monospace;font-size:.82rem;line-height:1.7;white-space:pre-wrap;word-break:break-word}
.detok-api .k{color:#8fe8ee}.detok-api .s{color:#ffcf7a}.detok-api .c{color:#6b8299}
@media(max-width:820px){.tokdemo-grid{grid-template-columns:1fr}.tokflow{flex-direction:row;justify-content:center}.tokflow-line{width:40px;height:2px;background:linear-gradient(90deg,transparent,var(--teal),transparent)}.tokdemo{padding:32px 22px}.detok{grid-template-columns:1fr}.demo-wrap{grid-template-columns:1fr}}
.tut-hero{padding:120px 0 44px;background:radial-gradient(900px 400px at 80% -20%,#123a6b,#0c2340 55%,#081a30);color:#fff}
[data-theme="dark"] .tut-hero{background:radial-gradient(900px 400px at 80% -20%,#103352,#0a1826 55%,#050d16)}
.tut-hero .badge-pill{margin-bottom:14px}.tut-hero h1{color:#fff;font-size:2.5rem}.tut-hero p{color:#cbd8e8;max-width:720px;margin-top:14px;font-size:1.08rem;line-height:1.7}
.tut-main{display:grid;grid-template-columns:300px 1fr;gap:28px;padding-top:30px;padding-bottom:70px;align-items:start}
.tut-content{min-width:0}
.tut-side{position:sticky;top:84px}
.tut-side-title{font-size:.76rem;font-weight:800;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin-bottom:12px}
.tut-tabs{display:flex;flex-direction:column;gap:8px}
.tut-tab{display:flex;align-items:center;gap:11px;text-align:left;padding:13px 15px;border-radius:13px;border:1px solid var(--line);background:var(--card);cursor:pointer;font-weight:700;color:var(--ink);font-size:.9rem;transition:.2s var(--ease);box-shadow:var(--shadow-s)}
.tut-tab:hover{border-color:var(--teal);transform:translateX(3px)}
.tut-tab.active{background:var(--navy);color:#fff;border-color:var(--navy)}[data-theme="dark"] .tut-tab.active{background:var(--teal);color:#08131f}
.tut-tab .tt-ic{font-size:1.25rem;flex-shrink:0}
.tut-side-note{margin-top:16px;font-size:.82rem;color:var(--muted);background:var(--card);border:1px solid var(--line);border-left:4px solid var(--teal);border-radius:11px;padding:13px 15px;line-height:1.6}
.tut-head{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:28px 30px;box-shadow:var(--shadow-s);margin-bottom:18px}
.tut-head h2{font-size:1.75rem;margin:6px 0}.tut-head .lead{margin-top:8px;font-size:1rem}
.tut-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}
.tut-index{margin-top:16px;background:var(--card);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow-s);overflow:hidden}
.tut-index-head{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:14px 18px;background:linear-gradient(90deg,rgba(0,176,185,.10),transparent);border-bottom:1px solid var(--line);cursor:pointer;font-weight:800;color:var(--heading);font-size:.92rem}
.tut-index-head .ti-count{font-size:.7rem;font-weight:800;color:#fff;background:var(--teal);padding:2px 9px;border-radius:20px}
.tut-index-list{list-style:none;margin:0;padding:8px;display:flex;flex-direction:column;gap:2px;max-height:420px;overflow-y:auto}
.tut-index-list a{display:flex;align-items:center;gap:11px;padding:9px 13px;border-radius:10px;color:var(--ink);font-size:.86rem;transition:.18s var(--ease);border:1px solid transparent}
.tut-index-list a:hover{background:var(--soft);border-color:var(--line);transform:translateX(3px);color:var(--teal-d)}
.tut-index-list a .tix-n{flex-shrink:0;min-width:34px;height:24px;padding:0 7px;border-radius:7px;background:rgba(0,176,185,.12);color:var(--teal-d);font-weight:800;font-size:.76rem;display:flex;align-items:center;justify-content:center}
.tut-index-list a .tix-t{line-height:1.35;font-weight:600}
.tut-acc{display:flex;flex-direction:column;gap:12px}
.acc-item{background:var(--card);border:1px solid var(--line);border-radius:14px;overflow:hidden;box-shadow:var(--shadow-s)}
.acc-head{width:100%;display:flex;justify-content:space-between;align-items:center;gap:14px;padding:17px 22px;background:var(--card);border:0;cursor:pointer;text-align:left;font-weight:800;color:var(--heading);font-size:1rem;transition:.2s var(--ease);font-family:inherit}
.acc-head:hover{background:var(--soft)}
.acc-item.open .acc-head{background:linear-gradient(90deg,rgba(0,176,185,.10),transparent);color:var(--teal-d)}
.acc-chevron{transition:.3s var(--ease);color:var(--teal);font-size:1.1rem;flex-shrink:0}.acc-item.open .acc-chevron{transform:rotate(180deg)}
.acc-body{max-height:0;overflow:hidden;transition:max-height .45s var(--ease)}.acc-item.open .acc-body{max-height:60000px}
.acc-inner{padding:6px 24px 24px;color:var(--ink);font-size:.94rem;line-height:1.75}
.acc-inner h5{color:var(--heading);font-size:1rem;margin:16px 0 8px}
.acc-inner ol,.acc-inner ul{margin:6px 0;padding-left:22px}.acc-inner li{margin:7px 0}.acc-inner b{color:var(--heading)}
.acc-inner code{background:var(--card-2);color:var(--teal-d);padding:2px 7px;border-radius:5px;font-size:.86em;font-family:"Consolas",monospace}
.acc-inner pre{background:#0c2340;color:#dbe9ff;padding:15px 17px;border-radius:11px;overflow-x:auto;margin:11px 0}
[data-theme="dark"] .acc-inner pre{background:#050d16;border:1px solid var(--line)}
.acc-inner pre code{background:transparent;color:#dbe9ff;padding:0;font-size:.86rem;line-height:1.55}
.tut-note{background:#fff7e6;border-left:4px solid var(--warn);border-radius:9px;padding:11px 15px;font-size:.88rem;color:#7a5b00;margin:13px 0}[data-theme="dark"] .tut-note{background:#2b2410;color:#e6c877}
.tut-tbl{width:100%;border-collapse:collapse;margin:13px 0;font-size:.9rem}
.tut-tbl th,.tut-tbl td{border:1px solid var(--line);padding:10px 13px;text-align:left;color:var(--ink)}
.tut-tbl th{background:var(--navy);color:#fff;font-size:.82rem}[data-theme="dark"] .tut-tbl th{background:var(--card-2);color:var(--heading)}
.tut-tbl td:last-child{text-align:center;font-weight:600;color:var(--heading)}.tut-tbl tr:nth-child(even) td{background:var(--soft)}
.tut-foot-note{margin-top:24px;font-size:.82rem;color:var(--muted);text-align:center;line-height:1.6}
.tut-shots{margin:18px 0 6px;border-top:1px dashed var(--line);padding-top:16px}
.tut-shots-lbl{font-size:.8rem;font-weight:700;letter-spacing:.02em;text-transform:uppercase;color:var(--teal-d);margin-bottom:12px}
.tut-shots-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px}
.tut-shot{position:relative;margin:0;border:1px solid var(--line);border-radius:12px;overflow:hidden;cursor:zoom-in;background:var(--card-2);box-shadow:0 4px 16px rgba(6,20,40,.08);transition:.25s var(--spring)}
.tut-shot:hover{transform:translateY(-4px);box-shadow:0 14px 34px rgba(6,20,40,.18);border-color:var(--teal)}
.tut-shot img{display:block;width:100%;height:auto}
.tut-shot .tut-zoom{position:absolute;top:9px;right:9px;width:30px;height:30px;display:flex;align-items:center;justify-content:center;background:rgba(6,20,40,.72);color:#fff;border-radius:9px;font-size:.85rem;opacity:0;transition:.25s var(--ease)}
.tut-shot:hover .tut-zoom{opacity:1}
@media(max-width:640px){.tut-shots-grid{grid-template-columns:1fr}}
.lightbox{display:none;position:fixed;inset:0;z-index:2000;background:rgba(6,20,40,.94);align-items:center;justify-content:center;padding:30px;cursor:zoom-out;backdrop-filter:blur(6px)}
.lightbox.open{display:flex;animation:fadein .25s var(--ease)}@keyframes fadein{from{opacity:0}to{opacity:1}}
.lb-inner{display:flex;flex-direction:column;align-items:center;gap:15px;cursor:default;max-width:96vw}
.lightbox img{max-width:94vw;max-height:82vh;border-radius:10px;box-shadow:0 24px 80px rgba(0,0,0,.7);border:2px solid rgba(255,255,255,.16)}
.lb-cap{color:#e7f0fb;font-size:.95rem;font-weight:600;text-align:center;background:rgba(0,176,185,.16);border:1px solid rgba(0,176,185,.3);padding:9px 20px;border-radius:24px;max-width:80vw}
.lb-close{position:absolute;top:18px;right:30px;color:#fff;font-size:2.5rem;cursor:pointer;line-height:1;font-weight:300;z-index:5;transition:.2s}.lb-close:hover{color:var(--teal);transform:rotate(90deg)}
.cta{padding:88px 0;background:radial-gradient(900px 500px at 50% 0%,#123a6b,#0c2340 60%,#081a30)}
[data-theme="dark"] .cta{background:radial-gradient(900px 500px at 50% 0%,#103352,#0a1826 60%,#050d16)}
.cta-inner{max-width:900px;margin:0 auto;text-align:center;padding:0 24px}
.cta-inner h2{color:#fff;font-size:2.3rem;letter-spacing:-.02em}.cta-inner p{color:#cbd8e8;font-size:1.12rem;margin:16px 0 30px;line-height:1.7}
.env{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;max-width:820px;margin:0 auto 26px}
.env.one{grid-template-columns:1fr;max-width:320px}
.env-card{display:flex;flex-direction:column;align-items:center;gap:9px;padding:24px 16px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);border-radius:16px;color:#fff;transition:.25s var(--ease);backdrop-filter:blur(6px)}
.env-card:hover{transform:translateY(-5px);background:rgba(255,255,255,.12);border-color:var(--teal);text-decoration:none;box-shadow:0 14px 34px rgba(0,0,0,.35)}
.env-ic{width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:1.6rem;background:linear-gradient(135deg,#00b0b9,#0c2340);box-shadow:0 6px 16px rgba(0,176,185,.4)}
.env-tt{font-weight:800;font-size:1rem;color:#fff}.env-go{font-size:.8rem;font-weight:700;color:#8fe8ee}
.cta-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.cta-small{color:#9fb4cc;font-size:.85rem;margin-top:26px}.cta-small b{color:#d5e3f2}
.foot{background:#081a30;color:#a9bacb;padding:56px 0 0}[data-theme="dark"] .foot{background:#050d16}
.foot-inner{max-width:1200px;margin:0 auto;padding:0 24px;display:grid;grid-template-columns:1.2fr 2fr;gap:44px}
.foot-brand img{height:32px;margin-bottom:16px}.foot-brand p{font-size:.9rem;max-width:290px;line-height:1.6}
.foot-links{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.foot-links h5{color:#fff;font-size:.82rem;text-transform:uppercase;letter-spacing:.06em;margin-bottom:13px}
.foot-links a{display:block;color:#a9bacb;font-size:.9rem;padding:5px 0;transition:.2s var(--ease)}.foot-links a:hover{color:var(--teal);transform:translateX(3px)}
.foot-bottom{margin-top:46px;border-top:1px solid rgba(255,255,255,.08);padding:22px 24px;text-align:center;font-size:.82rem;color:#738699}
.reveal{opacity:0;transform:translateY(34px);transition:opacity .85s var(--ease),transform .85s var(--ease)}.reveal.in{opacity:1;transform:none}
.no-js .reveal{opacity:1!important;transform:none!important}
.to-top{position:fixed;right:24px;bottom:24px;z-index:150;width:50px;height:50px;border-radius:14px;background:var(--teal);color:#fff;border:0;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:1.35rem;box-shadow:0 10px 28px rgba(0,176,185,.4);opacity:0;visibility:hidden;transform:translateY(16px) scale(.9);transition:.3s var(--spring)}
.to-top.show{opacity:1;visibility:visible;transform:translateY(0) scale(1)}
.to-top:hover{background:var(--teal-d);transform:translateY(-4px) scale(1.05);box-shadow:0 16px 36px rgba(0,176,185,.5)}
.skip-link{position:fixed;top:-60px;left:16px;z-index:3000;background:var(--teal);color:#fff;font-weight:800;padding:11px 20px;border-radius:0 0 12px 12px;transition:top .25s var(--ease)}
.skip-link:focus{top:0;outline:none}
a:focus-visible,button:focus-visible,.lang-opt:focus-visible,.theme-btn:focus-visible{outline:3px solid var(--teal);outline-offset:3px;border-radius:8px}
.scroll-progress{position:fixed;top:0;left:0;height:3px;width:0;z-index:250;background:linear-gradient(90deg,var(--teal),var(--teal-l));box-shadow:0 0 10px rgba(0,176,185,.6);transition:width .1s linear;pointer-events:none}
@media(max-width:640px){.to-top{right:16px;bottom:16px;width:46px;height:46px}}
@media(max-width:1180px){.nav-links{display:none}.nav-burger{display:inline-flex}
body.menu-open{overflow:hidden}
body.menu-open .nav-links{display:flex;position:fixed;top:var(--nav-h);left:0;right:0;bottom:0;z-index:190;flex-direction:column;align-items:stretch;background:var(--bg);padding:16px 16px 40px;border-top:1px solid var(--line);height:calc(100dvh - var(--nav-h));gap:4px;overflow-y:auto}
body.menu-open .nav-links>a{height:auto;padding:15px 16px;font-size:1.02rem;border-radius:12px;color:var(--heading);font-weight:700}
body.menu-open .nav-links>a::after{display:none}body.menu-open .nav-links>a:hover{background:var(--soft)}
body.menu-open .nav-item{height:auto;flex-direction:column;align-items:stretch}
body.menu-open .nav-item>button{width:100%;justify-content:space-between;height:auto;padding:15px 16px;font-size:1.02rem;border-radius:12px;color:var(--heading);font-weight:700}
.dd-panel{transition:none}
body.menu-open .dd-panel{position:static;transform:none;opacity:1;visibility:visible;width:auto;max-width:none;box-shadow:none;border:0;padding:0;max-height:0;overflow:hidden;transition:max-height .3s var(--ease)}
body.menu-open .nav-item.dd-open .dd-panel{max-height:900px;padding:4px 0 8px}
body.menu-open .nav-item.dd-open>button .chev{transform:rotate(180deg)}
body.menu-open .dd-grid{grid-template-columns:1fr;gap:6px}body.menu-open .dd-foot{margin-top:6px;padding:10px 13px}body.menu-open .dd-card{background:var(--soft)}
.nav-item:hover .dd-panel{opacity:0;visibility:hidden;max-height:0}body.menu-open .nav-item.dd-open .dd-panel{opacity:1;visibility:visible}}
@media(max-width:980px){.hero-grid,.split,.about-grid,.tut-main{grid-template-columns:1fr}.hero-h h1{font-size:2.5rem}.hero-visual{order:-1;max-width:480px;margin:0 auto}.stats{grid-template-columns:1fr 1fr}.feats{grid-template-columns:1fr 1fr}.uc,.docs{grid-template-columns:1fr 1fr}.flow{flex-direction:column}.farr{transform:rotate(90deg)}.foot-inner{grid-template-columns:1fr}.tut-side{position:static}.tut-tabs{flex-direction:row;flex-wrap:wrap}.tut-tab{flex:1;min-width:150px}}
@media(max-width:640px){.hero-h{padding:112px 0 66px}.hero-h h1{font-size:2.05rem}.stats,.feats,.uc,.docs,.env{grid-template-columns:1fr}.sec-head h2{font-size:1.75rem}.section{padding:60px 0}.float-chip{display:none}.tut-hero h1{font-size:1.8rem}}
@media(max-width:480px){.nav-inner{gap:8px;padding:0 14px}.nav-ctrls{gap:5px}.lang-opt{padding:5px 7px}.lang-opt span{display:none}.nav-cta{padding:8px 12px;font-size:.8rem}.nav-brand img{height:26px}}
@media(prefers-reduced-motion:reduce){*{animation-duration:.001ms!important;transition-duration:.05ms!important}}
/* ===== DEMO CONTROLE DE ACESSO POR PERFIL (persona) ===== */
.persona{background:linear-gradient(160deg,#0c2340 0%,#081a30 100%);border-radius:var(--radius-lg);padding:0;box-shadow:var(--shadow),0 0 60px rgba(0,176,185,.12);overflow:hidden;border:1px solid rgba(0,176,185,.2);margin-top:30px}
.persona-tabs{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-bottom:1px solid rgba(255,255,255,.1)}
.ptab{padding:22px 14px;background:transparent;border:0;border-bottom:3px solid transparent;cursor:pointer;color:#9fb4cc;font-weight:700;font-size:.92rem;font-family:inherit;transition:.28s var(--ease);display:flex;flex-direction:column;align-items:center;gap:9px;text-align:center}
.ptab .pava{width:52px;height:52px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.55rem;background:rgba(255,255,255,.06);border:2px solid transparent;transition:.28s var(--spring)}
.ptab:hover{color:#fff;background:rgba(255,255,255,.03)}.ptab:hover .pava{transform:scale(1.08)}
.ptab.active{color:#fff;background:rgba(0,176,185,.08)}
.ptab.active .pava{border-color:var(--teal);box-shadow:0 0 0 4px rgba(0,176,185,.18);transform:scale(1.05)}
.ptab .prole{font-size:.68rem;font-weight:800;text-transform:uppercase;letter-spacing:.05em;opacity:.8}
.persona-body{display:grid;grid-template-columns:1.1fr .9fr;gap:0}
.persona-stage{padding:34px 32px;border-right:1px solid rgba(255,255,255,.08)}
.persona-login{display:flex;align-items:center;gap:10px;font-family:"Consolas",monospace;font-size:.84rem;color:#8fe8ee;background:rgba(0,176,185,.1);border:1px solid rgba(0,176,185,.25);border-radius:9px;padding:10px 14px;margin-bottom:22px}
.persona-login b{color:#fff}
.prow{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:15px 0;border-bottom:1px solid rgba(255,255,255,.08)}
.prow:last-child{border-bottom:0}
.prow .pk{font-size:.8rem;color:#9fb4cc;font-weight:600}
.prow .pv{font-family:"Consolas","Courier New",monospace;font-size:1.06rem;font-weight:700;letter-spacing:.05em;transition:.35s var(--ease)}
.pv.clear{color:#7cf0b8}.pv.mask{color:#ffcf7a}.pv.token{color:#8fd4ff}
.persona-info{padding:34px 30px;background:rgba(255,255,255,.02);display:flex;flex-direction:column;justify-content:center}
.pi-badge{display:inline-flex;align-items:center;gap:7px;align-self:flex-start;padding:7px 15px;border-radius:22px;font-weight:800;font-size:.8rem;margin-bottom:16px;color:#fff}
.pi-badge.clear{background:var(--ok)}.pi-badge.mask{background:var(--orange)}.pi-badge.token{background:#2b78c2}
.persona-info h4{color:#fff;font-size:1.3rem;margin-bottom:11px}
.pi-desc{color:#a9bccf;font-size:.94rem;line-height:1.7;margin-bottom:18px}
.pi-policy{font-size:.84rem;color:#8ba0b6;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);border-radius:11px;padding:12px 15px;line-height:1.55}.pi-policy b{color:#cbd8e8}
@media(max-width:820px){.persona-body{grid-template-columns:1fr}.persona-stage{border-right:0;border-bottom:1px solid rgba(255,255,255,.08)}.ptab .prole{display:none}}
/* ===== DEMO: TOKEN FORA DO CT-VL (sem valor) ===== */
.leak{background:linear-gradient(160deg,#0c2340 0%,#081a30 100%);border-radius:var(--radius-lg);padding:38px 34px;box-shadow:var(--shadow),0 0 60px rgba(217,67,59,.1);position:relative;overflow:hidden;border:1px solid rgba(0,176,185,.2);margin-top:50px}
.leak::before{content:"";position:absolute;inset:0;background:radial-gradient(600px 300px at 15% 10%,rgba(217,67,59,.12),transparent 60%),radial-gradient(500px 280px at 90% 90%,rgba(0,176,185,.10),transparent 60%);pointer-events:none}
.leak-head{position:relative;text-align:center;margin-bottom:26px}
.leak-head .kicker{color:#ffb3ac}
.leak-head h3{color:#fff;font-size:1.55rem;margin-bottom:8px}
.leak-head p{color:#9fb4cc;font-size:.98rem;max-width:640px;margin:0 auto;line-height:1.6}
.leak-grid{position:relative;display:grid;grid-template-columns:1fr 1fr 1fr;gap:18px}
.leak-card{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.12);border-radius:16px;padding:22px 20px;backdrop-filter:blur(6px);display:flex;flex-direction:column}
.leak-card .lc-h{display:flex;align-items:center;gap:10px;font-weight:800;color:#fff;font-size:1rem;margin-bottom:14px}
.leak-card .lc-ic{width:38px;height:38px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:1.2rem;background:rgba(217,67,59,.16);border:1px solid rgba(217,67,59,.35)}
.leak-screen{background:#050d16;border:1px solid rgba(255,255,255,.1);border-radius:10px;padding:14px 15px;font-family:"Consolas","Courier New",monospace;font-size:.82rem;color:#8ba0b6;line-height:1.7;flex:1;overflow-x:auto}
.leak-screen .lbl{color:#5f7da0}.leak-screen .tok{color:#ffcf7a;font-weight:700}
.leak-screen .no{color:#ff9b94;font-weight:700}
.leak-tag{margin-top:14px;display:flex;align-items:center;gap:8px;font-size:.8rem;font-weight:700;color:#ffb3ac;background:rgba(217,67,59,.12);border:1px solid rgba(217,67,59,.3);border-radius:9px;padding:9px 12px}
.leak-foot{position:relative;margin-top:24px;text-align:center;color:#8fe8ee;font-size:.95rem;font-weight:700;background:rgba(0,176,185,.1);border:1px solid rgba(0,176,185,.3);border-radius:12px;padding:16px 20px;line-height:1.6}
.leak-foot b{color:#fff}
@media(max-width:820px){.leak-grid{grid-template-columns:1fr}.leak{padding:30px 20px}}
/* ===== SUMÁRIO / ÍNDICE DA PÁGINA (hub) ===== */
.page-toc{background:var(--card);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.page-toc-inner{max-width:1200px;margin:0 auto;padding:18px 24px;display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.page-toc-lbl{font-size:.74rem;font-weight:800;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);display:flex;align-items:center;gap:8px}
.page-toc-links{display:flex;gap:8px;flex-wrap:wrap;flex:1}
.page-toc a{display:inline-flex;align-items:center;gap:7px;font-size:.86rem;font-weight:700;color:var(--ink);background:var(--soft);border:1px solid var(--line);padding:8px 14px;border-radius:22px;transition:.2s var(--ease)}
.page-toc a:hover{border-color:var(--teal);color:var(--teal-d);transform:translateY(-2px);box-shadow:0 6px 16px rgba(0,176,185,.15)}
.page-toc a .tc-ic{font-size:1rem}
[data-theme="dark"] .page-toc a{background:var(--card-2)}
@media(max-width:640px){.page-toc-inner{flex-direction:column;align-items:flex-start;gap:10px}.page-toc-links{width:100%}}
/* ===== BOTÃO ÚNICO "ACESSAR DEMONSTRAÇÃO" (protegido por Cloudflare) ===== */
.env-single{max-width:520px;margin:0 auto 26px;text-align:center}
.demo-access-btn{display:inline-flex;align-items:center;justify-content:center;gap:12px;font-weight:800;font-size:1.12rem;color:#08131f;background:linear-gradient(135deg,#00c2cc,#00b0b9);border-radius:16px;padding:20px 40px;box-shadow:0 16px 40px rgba(0,176,185,.45);transition:.28s var(--spring);border:2px solid rgba(255,255,255,.25)}
.demo-access-btn:hover{transform:translateY(-4px) scale(1.02);box-shadow:0 22px 54px rgba(0,176,185,.6);color:#08131f}
.demo-access-btn .da-ic{width:34px;height:34px;border-radius:10px;background:rgba(8,19,31,.16);display:flex;align-items:center;justify-content:center;font-size:.95rem}
.da-note{margin-top:14px;color:#9fb4cc;font-size:.86rem;line-height:1.5}