*{margin:0;padding:0;box-sizing:border-box}
:root{
  --bg:#070a12;--bg2:#0b101d;--panel:#0e1524;--panel2:#131c30;--line:rgba(148,163,184,.14);--line2:rgba(148,163,184,.24);
  --ink:#eaf0fb;--muted:#93a2bd;--faint:#5f6f8c;--teal:#2dd4bf;--cyan:#22d3ee;--emerald:#34d399;--amber:#fbbf24;--coral:#fb7a5c;
  --grad:linear-gradient(100deg,#2dd4bf,#22d3ee 55%,#38bdf8);--grad-warm:linear-gradient(100deg,#fbbf24,#fb7a5c);
  --r:18px;--shadow:0 30px 80px -30px rgba(0,0,0,.85);--maxw:1180px;
  --header-bg:rgba(7,10,18,.72);--drawer-bg:rgba(7,10,18,.96);--onaccent:#05221f;
  --bgfx:radial-gradient(120% 80% at 80% -10%,rgba(34,211,238,.12),transparent 55%),radial-gradient(90% 70% at 0% 0%,rgba(45,212,191,.10),transparent 50%),radial-gradient(100% 90% at 60% 120%,rgba(251,122,92,.08),transparent 55%),var(--bg);
  --grid-line:rgba(148,163,184,.06);
  --fdisp:'Sora','IBM Plex Sans Thai',system-ui,sans-serif;--fbody:'IBM Plex Sans Thai','Sora',system-ui,sans-serif;--fmono:'JetBrains Mono',ui-monospace,monospace;
}
:root[data-theme="light"]{
  --bg:#f4f7fc;--bg2:#eaf0f8;--panel:#ffffff;--panel2:#f1f5fb;--line:rgba(15,32,58,.10);--line2:rgba(15,32,58,.17);
  --ink:#0d1b30;--muted:#465a76;--faint:#7a8aa3;--teal:#0d9488;--cyan:#0891b2;--emerald:#059669;--amber:#c2740a;--coral:#dd5636;
  --grad:linear-gradient(100deg,#0d9488,#0891b2 55%,#0369a1);--grad-warm:linear-gradient(100deg,#d97706,#e0552f);
  --shadow:0 26px 60px -34px rgba(15,32,58,.28);--onaccent:#ffffff;
  --header-bg:rgba(255,255,255,.82);--drawer-bg:rgba(244,247,252,.97);
  --bgfx:radial-gradient(120% 80% at 82% -12%,rgba(8,145,178,.14),transparent 55%),radial-gradient(90% 70% at -5% 0%,rgba(13,148,136,.12),transparent 52%),radial-gradient(100% 90% at 60% 120%,rgba(221,86,54,.07),transparent 55%),var(--bg);
  --grid-line:rgba(15,32,58,.05);
}
html{scroll-behavior:smooth}
html{color-scheme:dark}html[data-theme="light"]{color-scheme:light}
body{font-family:var(--fbody);background:var(--bg);color:var(--ink);line-height:1.65;overflow-x:hidden;-webkit-font-smoothing:antialiased;transition:background .35s ease,color .35s ease}
a{color:inherit;text-decoration:none}img{max-width:100%;display:block}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
h1,h2,h3,.disp{font-family:var(--fdisp);font-weight:700;letter-spacing:-.02em;line-height:1.12}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.warm-text{background:var(--grad-warm);-webkit-background-clip:text;background-clip:text;color:transparent}
.bgfx{position:fixed;inset:0;z-index:-2;overflow:hidden;background:var(--bgfx);transition:background .35s ease}
.bgfx .grid{position:absolute;inset:-2px;background-image:linear-gradient(var(--grid-line) 1px,transparent 1px),linear-gradient(90deg,var(--grid-line) 1px,transparent 1px);background-size:52px 52px;mask-image:radial-gradient(120% 90% at 50% 0%,#000 30%,transparent 78%)}
.bgfx .blob{position:absolute;border-radius:50%;filter:blur(60px);opacity:.5;animation:float 18s ease-in-out infinite}
.blob.a{width:520px;height:520px;background:radial-gradient(circle,rgba(45,212,191,.5),transparent 62%);top:-160px;right:-120px}
.blob.b{width:460px;height:460px;background:radial-gradient(circle,rgba(56,189,248,.4),transparent 62%);top:38%;left:-180px;animation-delay:-6s}
@keyframes float{0%,100%{transform:translate(0,0)}50%{transform:translate(20px,34px)}}
/* nav */
header{position:sticky;top:0;z-index:60;transition:.3s}
header.scrolled{background:var(--header-bg);backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;gap:22px;height:70px}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--fdisp);font-weight:800;font-size:21px;letter-spacing:-.03em}
.brand .mk{width:32px;height:32px;flex:none}.brand b{color:var(--teal)}
.brand .tag{font-family:var(--fbody);font-weight:600;font-size:12px;color:var(--faint);border-left:1px solid var(--line2);padding-left:12px;margin-left:2px}
.nav .links{display:flex;gap:2px;margin-left:8px}
.nav .links a{padding:8px 12px;border-radius:10px;font-size:14px;color:var(--muted);font-weight:500;transition:.18s;white-space:nowrap}
.nav .links a:hover,.nav .links a.active{color:var(--ink);background:rgba(148,163,184,.08)}
.nav .links a.active{color:var(--teal)}
.nav .right{margin-left:auto;display:flex;align-items:center;gap:10px}
.lang{display:flex;border:1px solid var(--line2);border-radius:9px;overflow:hidden;font-size:12.5px;font-weight:700}
.lang a{padding:6px 10px;color:var(--muted)}.lang a.on{background:var(--grad);color:var(--onaccent)}
.btn{display:inline-flex;align-items:center;gap:8px;font-family:var(--fbody);font-weight:600;font-size:14.5px;border-radius:11px;padding:10px 18px;cursor:pointer;border:1px solid transparent;transition:.2s;white-space:nowrap}
.btn-ghost{color:var(--ink);border-color:var(--line2);background:rgba(148,163,184,.05)}
.btn-ghost:hover{border-color:var(--teal);color:var(--teal)}
.btn-primary{color:var(--onaccent);background:var(--grad);box-shadow:0 10px 30px -10px rgba(45,212,191,.6);font-weight:700}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 40px -12px rgba(45,212,191,.7)}
.btn-lg{padding:14px 26px;font-size:16px;border-radius:13px}
.menu-btn{display:none;background:none;border:1px solid var(--line2);border-radius:10px;width:42px;height:42px;color:var(--ink);cursor:pointer}
.drawer{position:fixed;inset:0;z-index:80;background:var(--drawer-bg);backdrop-filter:blur(10px);display:none;flex-direction:column;padding:26px}
.drawer.open{display:flex}
.drawer a{padding:15px 8px;font-size:18px;border-bottom:1px solid var(--line);color:var(--ink)}
.drawer .close{align-self:flex-end;background:none;border:1px solid var(--line2);border-radius:10px;width:44px;height:44px;color:var(--ink);font-size:20px;cursor:pointer;margin-bottom:14px}
/* sections */
section{position:relative;padding:82px 0}
.sec-head{text-align:center;max-width:680px;margin:0 auto 48px}
.sec-tag{font-size:13px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--teal);margin-bottom:14px}
.sec-head h2{font-size:40px;margin-bottom:14px}.sec-head p{color:var(--muted);font-size:16.5px}
.eyebrow{display:inline-flex;align-items:center;gap:9px;font-size:13px;font-weight:600;color:var(--teal);border:1px solid var(--line2);background:rgba(45,212,191,.06);padding:7px 15px;border-radius:999px;margin-bottom:22px}
.eyebrow .dot{width:8px;height:8px;border-radius:50%;background:var(--emerald);box-shadow:0 0 0 4px rgba(52,211,153,.18);animation:pulse 2s infinite}
@keyframes pulse{50%{box-shadow:0 0 0 8px rgba(52,211,153,0)}}
/* hero */
.hero{position:relative;padding:64px 0 40px}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center}
.hero h1{font-size:56px;font-weight:800;margin-bottom:20px}
.hero p.lead{font-size:18px;color:var(--muted);max-width:540px;margin-bottom:30px}
.hero .cta{display:flex;gap:14px;flex-wrap:wrap}
.hero .chips{display:flex;gap:10px;flex-wrap:wrap;margin-top:30px}
.chip{font-size:13px;color:var(--muted);border:1px solid var(--line);background:var(--panel);padding:7px 13px;border-radius:999px;display:inline-flex;align-items:center;gap:7px}
.chip svg{color:var(--teal)}
.hero-visual{position:relative}
.mock{position:relative;border-radius:16px;border:1px solid var(--line2);background:var(--panel);box-shadow:var(--shadow);overflow:hidden;transform:perspective(1600px) rotateY(-11deg) rotateX(5deg);transition:.5s}
.hero-visual:hover .mock{transform:perspective(1600px) rotateY(-6deg) rotateX(3deg)}
.mock .bar{height:34px;display:flex;align-items:center;gap:6px;padding:0 13px;background:#0a1120;border-bottom:1px solid var(--line)}
.mock .bar i{width:9px;height:9px;border-radius:50%;display:inline-block}
.mock .bar .u{margin-left:12px;font-family:var(--fmono);font-size:11px;color:var(--faint)}
.mock img{width:100%;display:block}
.float-card{position:absolute;border-radius:14px;border:1px solid var(--line2);background:rgba(14,21,36,.82);backdrop-filter:blur(12px);padding:13px 16px;box-shadow:0 20px 50px -20px rgba(0,0,0,.8);animation:bob 5s ease-in-out infinite}
.float-card .lbl{font-size:11px;color:var(--muted);display:flex;align-items:center;gap:6px}
.float-card .val{font-family:var(--fdisp);font-weight:700;font-size:22px;margin-top:2px}
.fc1{top:-22px;left:-30px}.fc2{bottom:26px;right:-34px;animation-delay:-2.5s}
@keyframes bob{50%{transform:translateY(-12px)}}
.spark{display:flex;gap:3px;align-items:flex-end;height:24px;margin-top:6px}
.spark i{width:5px;background:var(--grad);border-radius:2px;opacity:.85}
/* stats */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.stat{background:var(--panel);padding:26px 20px;text-align:center}
.stat b{display:block;font-family:var(--fdisp);font-weight:800;font-size:38px;line-height:1}
.stat span{display:block;color:var(--muted);font-size:13.5px;margin-top:8px}
/* cards / bento */
.bento{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:26px;transition:.25s;position:relative;overflow:hidden}
.card:hover{border-color:var(--line2);transform:translateY(-4px)}
.card .ic{width:48px;height:48px;border-radius:13px;display:flex;align-items:center;justify-content:center;background:rgba(45,212,191,.1);border:1px solid rgba(45,212,191,.22);margin-bottom:16px}
.card .ic svg{color:var(--teal)}
.card h3{font-size:19px;margin-bottom:9px}.card p{color:var(--muted);font-size:14.5px}
.card.span2{grid-column:span 2}
.card.feat-hero{background:linear-gradient(140deg,rgba(45,212,191,.1),rgba(56,189,248,.04) 60%,transparent),var(--panel)}
.card.feat-hero .ic{background:var(--grad);border:none}.card.feat-hero .ic svg{color:var(--onaccent)}
.card ul{list-style:none;margin-top:14px;display:grid;grid-template-columns:1fr 1fr;gap:6px 16px}
.card ul li{font-size:13.5px;color:var(--muted);padding-left:20px;position:relative}
.card ul li:before{content:'';position:absolute;left:0;top:8px;width:10px;height:10px;border-radius:3px;background:var(--grad);transform:rotate(45deg)}
.mods{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.mod{display:flex;gap:13px;align-items:flex-start;background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:18px;transition:.22s}
.mod:hover{border-color:var(--line2);background:var(--panel2)}
.mod .mi{width:40px;height:40px;flex:none;border-radius:11px;display:flex;align-items:center;justify-content:center;background:rgba(148,163,184,.08);border:1px solid var(--line)}
.mod .mi svg{color:var(--teal)}
.mod h4{font-size:15.5px;font-weight:600}.mod p{font-size:13px;color:var(--faint);margin-top:2px}
/* flow */
.flow{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.flow .step{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:22px 18px;position:relative}
.flow .step .n{font-family:var(--fdisp);font-weight:800;font-size:15px;width:34px;height:34px;border-radius:10px;background:var(--grad);color:var(--onaccent);display:flex;align-items:center;justify-content:center;margin-bottom:14px}
.flow .step h4{font-size:16px;margin-bottom:6px}.flow .step p{font-size:13px;color:var(--muted)}
.flow .step:not(:last-child):after{content:'→';position:absolute;right:-11px;top:34px;color:var(--faint);font-size:18px;z-index:2}
/* theme toggle */
.theme-btn{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:11px;border:1px solid var(--line2);background:rgba(148,163,184,.06);color:var(--muted);cursor:pointer;transition:.2s;flex:none}
.theme-btn:hover{color:var(--teal);border-color:var(--teal)}
.theme-btn .i-sun,.theme-btn .i-moon{position:absolute}
.theme-btn .i-moon{display:none}
:root[data-theme="light"] .theme-btn .i-sun{display:none}
:root[data-theme="light"] .theme-btn .i-moon{display:inline}
.drawer .theme-row{display:flex;align-items:center;justify-content:space-between;padding:15px 8px;border-bottom:1px solid var(--line)}
/* richer modules */
.mod{flex-direction:column;gap:12px}
.mod .mtop{display:flex;gap:12px;align-items:center;width:100%}
.mod h4{font-size:16px;font-weight:700;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.mod .mcount{font-family:var(--fmono);font-size:10.5px;font-weight:600;color:var(--teal);background:rgba(45,212,191,.1);border:1px solid rgba(45,212,191,.2);border-radius:999px;padding:1px 8px}
.mod p{font-size:13.5px;color:var(--muted);margin-top:0;line-height:1.6}
.mod .mtags{display:flex;flex-wrap:wrap;gap:6px;margin-top:2px}
.mod .mtags span{font-size:11.5px;color:var(--faint);background:var(--panel2);border:1px solid var(--line);border-radius:7px;padding:3px 9px;transition:.18s}
.mod:hover .mtags span{border-color:var(--line2);color:var(--muted)}
/* route optimization showcase */
#route{overflow:hidden}
.route-wrap{display:grid;grid-template-columns:1.45fr .85fr;gap:24px;align-items:stretch}
.route-map{position:relative;border-radius:22px;border:1px solid var(--line2);background:linear-gradient(160deg,var(--panel2),var(--panel) 70%);box-shadow:var(--shadow);padding:14px}
.route-map svg{width:100%;height:auto;display:block;border-radius:14px}
.route-map .rm-badge{position:absolute;top:22px;left:24px;z-index:3;display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:600;color:var(--teal);background:var(--drawer-bg);border:1px solid var(--line2);border-radius:999px;padding:6px 13px;backdrop-filter:blur(6px)}
.route-map .rm-badge .dot{width:7px;height:7px;border-radius:50%;background:var(--emerald);box-shadow:0 0 0 4px rgba(52,211,153,.18);animation:pulse 2s infinite}
svg .rroad{fill:none;stroke:var(--line2);stroke-width:3;stroke-linecap:round;stroke-linejoin:round;opacity:.55}
svg .rlit{fill:none;stroke:url(#rgrad);stroke-width:3.6;stroke-linecap:round;stroke-linejoin:round}
.js svg .rlit{stroke-dasharray:60 940;animation:rcomet 6s linear infinite}
@keyframes rcomet{from{stroke-dashoffset:1000}to{stroke-dashoffset:0}}
svg .pin{fill:var(--panel);stroke:var(--line2);stroke-width:2.4}
svg .pnum{font-family:var(--fdisp);font-weight:800;font-size:14px;fill:var(--muted);text-anchor:middle;dominant-baseline:central}
svg .halo{fill:var(--emerald);opacity:0}
.js svg .drop .pin{animation:pinlit 6s ease-in-out infinite}
.js svg .drop .halo{animation:pinhalo 6s ease-in-out infinite}
.js svg .drop .pnum{animation:pintxt 6s ease-in-out infinite}
@keyframes pinlit{0%,10%{fill:var(--panel);stroke:var(--line2)}18%,92%{fill:var(--emerald);stroke:var(--emerald)}100%{fill:var(--panel);stroke:var(--line2)}}
@keyframes pinhalo{0%,12%{opacity:0;transform:scale(.6)}17%{opacity:.5;transform:scale(1.5)}30%,100%{opacity:0;transform:scale(1.7)}}
@keyframes pintxt{0%,10%{fill:var(--muted)}18%,92%{fill:var(--onaccent)}100%{fill:var(--muted)}}
svg .drop .halo{transform-box:fill-box;transform-origin:center}
svg .drop.d1{animation-delay:.5s}svg .drop.d2{animation-delay:1.5s}svg .drop.d3{animation-delay:2.6s}svg .drop.d4{animation-delay:3.7s}svg .drop.d5{animation-delay:4.7s}
.js svg .drop.d1 .pin,.js svg .drop.d1 .halo,.js svg .drop.d1 .pnum{animation-delay:.5s}
.js svg .drop.d2 .pin,.js svg .drop.d2 .halo,.js svg .drop.d2 .pnum{animation-delay:1.5s}
.js svg .drop.d3 .pin,.js svg .drop.d3 .halo,.js svg .drop.d3 .pnum{animation-delay:2.6s}
.js svg .drop.d4 .pin,.js svg .drop.d4 .halo,.js svg .drop.d4 .pnum{animation-delay:3.7s}
.js svg .drop.d5 .pin,.js svg .drop.d5 .halo,.js svg .drop.d5 .pnum{animation-delay:4.7s}
svg .depot-badge{fill:url(#rgrad)}
svg .tm-bg{fill:url(#rgrad)}
.rstat-col{display:flex;flex-direction:column;gap:11px}
.rstat{display:flex;align-items:center;gap:14px;background:var(--panel);border:1px solid var(--line);border-radius:15px;padding:14px 16px;transition:.22s}
.rstat:hover{border-color:var(--line2);transform:translateY(-2px)}
.rstat .ri{width:44px;height:44px;flex:none;border-radius:12px;display:flex;align-items:center;justify-content:center;background:rgba(45,212,191,.1);border:1px solid rgba(45,212,191,.22);color:var(--teal)}
.rstat.warm .ri{background:rgba(251,191,36,.12);border-color:rgba(251,191,36,.25);color:var(--amber)}
.rstat .rv{font-family:var(--fdisp);font-weight:800;font-size:24px;line-height:1;font-variant-numeric:tabular-nums}
.rstat .rl{font-size:12.5px;color:var(--muted);margin-top:3px}
.rstat .rl s{color:var(--faint);text-decoration:line-through;margin-right:5px}
.cmp-bars{background:var(--panel);border:1px solid var(--line);border-radius:15px;padding:16px 18px;display:flex;flex-direction:column;gap:13px}
.cmp-bars h4{font-size:13px;font-weight:700;color:var(--ink)}
.cmp-row .cmp-top{display:flex;justify-content:space-between;font-size:12.5px;margin-bottom:6px}
.cmp-row .cmp-top .cl{color:var(--muted)}.cmp-row .cmp-top .cn{font-family:var(--fmono);font-weight:700;color:var(--ink)}
.cmp-track{height:11px;border-radius:999px;background:rgba(148,163,184,.14);overflow:hidden}
.cmp-fill{height:100%;border-radius:999px;width:0;transition:width 1.3s cubic-bezier(.2,.7,.2,1)}
.cmp-fill.naive{background:linear-gradient(90deg,var(--faint),var(--coral))}
.cmp-fill.opt{background:var(--grad)}
.reveal.in .cmp-fill{width:var(--w)}
.route-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:26px}
.rstep{position:relative;background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:20px 18px;transition:.25s}
.rstep:hover{transform:translateY(-4px);border-color:var(--line2)}
.rstep .rs-ic{width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;background:var(--grad);color:var(--onaccent);margin-bottom:13px}
.rstep .rs-n{position:absolute;top:16px;right:18px;font-family:var(--fdisp);font-weight:800;font-size:26px;color:var(--line2)}
.rstep h4{font-size:15.5px;margin-bottom:6px}.rstep p{font-size:13px;color:var(--muted);line-height:1.6}
.rstep:not(:last-child):after{content:'';position:absolute;right:-9px;top:50%;width:14px;height:2px;background:var(--line2);z-index:2}
@media(prefers-reduced-motion:reduce){.truck-marker{display:none}.js svg .rlit{animation:none;stroke-dasharray:none}}
/* mobile */
.mobile-grid{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}
.phones{display:flex;gap:16px;justify-content:center;align-items:center}
.phone{border-radius:26px;border:1px solid var(--line2);background:#0a0f1c;padding:7px;box-shadow:var(--shadow)}
.phone img{border-radius:20px;width:172px}.phone.big{transform:translateY(-14px) scale(1.04);z-index:2}
.feat-list{list-style:none;margin-top:22px;display:flex;flex-direction:column;gap:14px}
.feat-list li{display:flex;gap:12px;align-items:flex-start}
.feat-list .ic{width:38px;height:38px;flex:none;border-radius:11px;background:rgba(251,191,36,.12);border:1px solid rgba(251,191,36,.25);display:flex;align-items:center;justify-content:center}
.feat-list .ic svg{color:var(--amber)}
.feat-list h4{font-size:15.5px;font-weight:600}.feat-list p{font-size:13.5px;color:var(--muted)}
/* api teaser */
.api-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:40px;align-items:center}
.term{background:#080d17;border:1px solid var(--line2);border-radius:16px;overflow:hidden;box-shadow:var(--shadow);font-family:var(--fmono)}
.term .bar{height:38px;display:flex;align-items:center;gap:7px;padding:0 15px;background:#0a1120;border-bottom:1px solid var(--line)}
.term .bar i{width:10px;height:10px;border-radius:50%}.term .bar span{margin-left:10px;font-size:12px;color:var(--faint)}
.term pre{margin:0;padding:20px;font-size:13px;line-height:1.85;overflow-x:auto;color:#c8d6ee}
.badge-row{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 12px}
.mbadge{font-family:var(--fmono);font-size:12px;font-weight:700;padding:4px 10px;border-radius:7px}
.mget{background:rgba(52,211,153,.14);color:#34d399;border:1px solid rgba(52,211,153,.3)}
.mpost{background:rgba(56,189,248,.14);color:#38bdf8;border:1px solid rgba(56,189,248,.3)}
.mput{background:rgba(251,191,36,.14);color:#fbbf24;border:1px solid rgba(251,191,36,.3)}
.k{color:#5eead4}.m{color:#fbbf24;font-weight:700}.s{color:#93c5fd}.c{color:#5f6f8c}.p{color:#f0abfc}.n{color:#fbbf24}
/* cta band */
.cta-band{background:linear-gradient(135deg,rgba(45,212,191,.16),rgba(56,189,248,.07) 60%,rgba(251,122,92,.08));border:1px solid var(--line2);border-radius:26px;padding:56px;text-align:center;position:relative;overflow:hidden}
.cta-band h2{font-size:38px;margin-bottom:14px}.cta-band p{color:var(--muted);font-size:17px;max-width:560px;margin:0 auto 28px}
.cta-band .cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
/* pricing */
.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;align-items:stretch}
.price-card{background:var(--panel);border:1px solid var(--line);border-radius:20px;padding:30px 26px;display:flex;flex-direction:column;position:relative;transition:.25s}
.price-card:hover{transform:translateY(-5px);border-color:var(--line2)}
.price-card.popular{border-color:rgba(45,212,191,.5);background:linear-gradient(180deg,rgba(45,212,191,.08),transparent 40%),var(--panel);box-shadow:0 30px 70px -30px rgba(45,212,191,.35)}
.price-card .rib{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--grad);color:var(--onaccent);font-weight:700;font-size:12px;padding:5px 15px;border-radius:999px;white-space:nowrap}
.price-card h3{font-size:22px;margin-bottom:6px}
.price-card .desc{color:var(--muted);font-size:13.5px;min-height:40px}
.price-card .price{font-family:var(--fdisp);font-weight:800;font-size:30px;margin:18px 0 4px}
.price-card .price small{font-family:var(--fbody);font-weight:500;font-size:14px;color:var(--faint)}
.price-card .price-note{font-size:12.5px;color:var(--faint);margin-bottom:20px}
.price-feat{list-style:none;display:flex;flex-direction:column;gap:11px;margin-bottom:26px;flex:1}
.price-feat li{display:flex;gap:10px;font-size:14px;color:var(--muted)}
.price-feat li svg{flex:none;color:var(--teal);margin-top:3px}
.price-feat li.off{color:var(--faint);opacity:.65}.price-feat li.off svg{color:var(--faint)}
.price-card .btn{width:100%;justify-content:center}
.cmp{overflow-x:auto;margin-top:14px}
.cmp table{width:100%;border-collapse:collapse;font-size:14px;min-width:560px}
.cmp th,.cmp td{padding:13px 16px;border-bottom:1px solid var(--line);text-align:center}
.cmp th:first-child,.cmp td:first-child{text-align:left;color:var(--ink)}
.cmp thead th{font-size:14px;color:var(--ink);font-weight:700}
.cmp td{color:var(--muted)}
.cmp .yes{color:var(--emerald);font-weight:700}.cmp .no{color:var(--faint)}
.faq{max-width:820px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
.faq details{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:2px 20px;transition:.2s}
.faq details[open]{border-color:var(--line2)}
.faq summary{cursor:pointer;list-style:none;padding:16px 0;font-weight:600;font-size:15.5px;display:flex;justify-content:space-between;align-items:center;gap:12px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:'+';color:var(--teal);font-size:22px;font-weight:400;transition:.2s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq p{color:var(--muted);font-size:14px;padding:0 0 18px}
/* about */
.about-hero{padding:70px 0 30px;text-align:center}
.about-hero h1{font-size:50px;font-weight:800;margin:14px 0 18px}
.about-hero p{color:var(--muted);font-size:18px;max-width:660px;margin:0 auto}
.story{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.story h2{font-size:32px;margin-bottom:16px}.story p{color:var(--muted);font-size:15.5px;margin-bottom:14px}
.story .visual{border-radius:18px;overflow:hidden;border:1px solid var(--line2);box-shadow:var(--shadow)}
.values{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.tline{max-width:820px;margin:0 auto;position:relative;padding-left:34px}
.tline:before{content:'';position:absolute;left:10px;top:6px;bottom:6px;width:2px;background:linear-gradient(180deg,var(--teal),transparent)}
.tline .ti{position:relative;padding:0 0 26px}
.tline .ti:before{content:'';position:absolute;left:-30px;top:5px;width:14px;height:14px;border-radius:50%;background:var(--grad);border:3px solid var(--bg)}
.tline .ti h4{font-size:17px;margin-bottom:5px}.tline .ti p{color:var(--muted);font-size:14px}
/* footer */
footer{border-top:1px solid var(--line);padding:56px 0 30px;margin-top:20px}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:30px}
.foot-grid p{color:var(--muted);font-size:14px;margin-top:14px;max-width:300px}
.foot-col h5{font-size:13px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--faint);margin-bottom:14px}
.foot-col a{display:block;color:var(--muted);font-size:14px;padding:5px 0;transition:.15s}.foot-col a:hover{color:var(--teal)}
.foot-bottom{display:flex;justify-content:space-between;align-items:center;margin-top:44px;padding-top:22px;border-top:1px solid var(--line);color:var(--faint);font-size:13px;flex-wrap:wrap;gap:10px}
/* reveal (progressive enhancement) */
.js .reveal{opacity:0;transform:translateY(26px);transition:.7s cubic-bezier(.2,.7,.2,1)}
.js .reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.js .reveal{opacity:1;transform:none}}
.mt10{margin-top:40px}
/* ===== API docs layout ===== */
.layout{max-width:1200px;margin:0 auto;padding:0 24px;display:grid;grid-template-columns:230px 1fr;gap:44px;align-items:start}
aside.docnav{position:sticky;top:84px;align-self:start;padding:26px 0;max-height:calc(100vh - 84px);overflow-y:auto}
aside.docnav .grp{font-size:11px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--faint);margin:18px 0 8px}
aside.docnav a{display:block;font-size:13.5px;color:var(--muted);padding:6px 12px;border-radius:8px;border-left:2px solid transparent;transition:.15s}
aside.docnav a:hover{color:var(--ink);background:rgba(148,163,184,.06)}
aside.docnav a.active{color:var(--teal);border-left-color:var(--teal);background:rgba(45,212,191,.06)}
main.doc{padding:34px 0 90px;min-width:0}
.hero-doc{margin-bottom:36px}
.hero-doc h1{font-size:42px;font-weight:800;margin-bottom:12px}
.hero-doc p{color:var(--muted);font-size:16px;max-width:620px}
main.doc section{padding:26px 0;border-top:1px solid var(--line);scroll-margin-top:80px}
main.doc section:first-of-type{border-top:none}
main.doc h2{font-size:26px;margin-bottom:14px}
main.doc h2 .num{color:var(--faint);font-weight:600;margin-right:10px}
main.doc h3{font-size:18px;margin:22px 0 10px}
main.doc p{color:var(--muted);margin-bottom:12px}
main.doc p b,main.doc li b{color:var(--ink);font-weight:600}
main.doc ul{margin:0 0 14px 2px;list-style:none}
main.doc ul li{position:relative;padding-left:20px;color:var(--muted);margin-bottom:6px}
main.doc ul li:before{content:'';position:absolute;left:2px;top:10px;width:7px;height:7px;border-radius:2px;background:var(--grad);transform:rotate(45deg)}
code{font-family:var(--fmono);font-size:13px;background:rgba(148,163,184,.12);border:1px solid var(--line);border-radius:6px;padding:2px 7px;color:#8ee7d8}
.callout{display:flex;gap:11px;background:rgba(45,212,191,.06);border:1px solid rgba(45,212,191,.2);border-radius:12px;padding:13px 16px;margin:14px 0;color:var(--muted);font-size:14px}
.callout b{color:var(--teal)}
.endpoint{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:5px 18px;margin:10px 0 18px;display:flex;align-items:center;gap:12px;font-family:var(--fmono)}
.endpoint .mm{font-size:12.5px;font-weight:700;padding:5px 11px;border-radius:7px;flex:none}
.endpoint .path{font-size:14px;color:var(--ink);overflow-x:auto;white-space:nowrap}
.scope-pill{margin-left:auto;font-family:var(--fbody);font-size:11.5px;color:var(--muted);border:1px solid var(--line2);border-radius:999px;padding:3px 11px;flex:none}
pre.code{background:#080d17;border:1px solid var(--line2);border-radius:12px;padding:17px 18px;overflow-x:auto;font-family:var(--fmono);font-size:12.8px;line-height:1.8;color:#c8d6ee;margin:12px 0}
.tbl{width:100%;border-collapse:collapse;margin:12px 0;font-size:13.5px;border:1px solid var(--line);border-radius:12px;overflow:hidden}
.tbl th,.tbl td{text-align:left;padding:10px 14px;border-bottom:1px solid var(--line)}
.tbl th{background:rgba(148,163,184,.06);color:var(--ink);font-weight:600;font-size:12px;letter-spacing:.04em;text-transform:uppercase}
.tbl td{color:var(--muted)}.tbl tr:last-child td{border-bottom:none}.tbl code{background:rgba(148,163,184,.1)}
.tbl .req{color:var(--emerald);font-weight:700}
.status-badge{display:inline-block;font-family:var(--fmono);font-size:12px;padding:2px 8px;border-radius:6px;background:rgba(148,163,184,.1);border:1px solid var(--line);color:var(--muted)}
.scroll-x{overflow-x:auto}
/* responsive */
@media(max-width:980px){
  .hero-grid,.mobile-grid,.api-grid,.story{grid-template-columns:1fr;gap:34px}
  .hero-grid>*,.mobile-grid>*,.api-grid>*,.story>*,.route-wrap>*,.bento>*,.mods>*{min-width:0}
  .nav .right .lang,.nav .right>.btn{display:none}
  .hero h1{font-size:42px}.hero-visual{order:-1}
  .bento,.mods,.pricing-grid,.values{grid-template-columns:1fr 1fr}
  .flow{grid-template-columns:1fr 1fr}.flow .step:after{display:none}
  .route-wrap{grid-template-columns:1fr}.route-steps{grid-template-columns:1fr 1fr}.route-steps .rstep:after{display:none}
  .foot-grid{grid-template-columns:1fr 1fr}
  .nav .links{display:none}.menu-btn{display:inline-flex;align-items:center;justify-content:center}
  .stats{grid-template-columns:1fr 1fr}.float-card{display:none}
  .layout{grid-template-columns:1fr}
  aside.docnav{position:static;max-height:none;border-bottom:1px solid var(--line);padding:16px 0;display:flex;flex-wrap:wrap;gap:6px}
  aside.docnav .grp{display:none}aside.docnav a{border-left:none;padding:6px 10px;border:1px solid var(--line);border-radius:999px;font-size:12.5px}
}
@media(max-width:600px){
  .hero h1{font-size:34px}.sec-head h2,.about-hero h1{font-size:30px}
  .bento,.mods,.pricing-grid,.values,.foot-grid,.route-steps{grid-template-columns:1fr}
  .card.span2{grid-column:auto}
  .card ul{grid-template-columns:1fr}
  .cta-band{padding:36px 22px}.cta-band h2{font-size:28px}section{padding:60px 0}
  .brand .tag{display:none}
}