/* ============================================================
   Cluing WindPilot · 科路驭风 — design system
   Deep-ocean navy + brand azure/cyan, wind-energy accents.
   Nudge variables (--site-*) are consumed throughout.
   ============================================================ */

:root{
  /* Nudge: appearance */
  --site-bg:#050d1a;
  --site-fg:#e9f2fa;
  --site-accent:#22b8f0;
  --site-on-accent:#04121f;
  --site-surface:#0b1a2e;
  --site-muted:#8ba6bd;
  --site-border:rgba(126,186,226,.16);
  --site-font:"Inter","HarmonyOS Sans SC","PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  /* Nudge: radius / spacing / type / motion */
  --site-radius:16px;
  --site-space:1;
  --site-type:1;
  --site-motion:1;

  /* subject palette */
  --cyan:#35e0e0;
  --teal:#2dd4a7;
  --amber:#f5b544;
  --violet:#9b8cff;
  --rose:#f2708a;
  --blue:#4aa8ff;
  --green:#43d17c;
  --yellow:#f5d044;

  --bg-2:#071527;
  --surface-2:#0e2138;
  --surface-3:#122a45;
  --fg-dim:#c2d6e6;
  --glow:rgba(34,184,240,.35);

  --sp:calc(24px * var(--site-space,1));
  --sp-sm:calc(12px * var(--site-space,1));
  --sp-lg:calc(48px * var(--site-space,1));
  --sp-xl:calc(96px * var(--site-space,1));
  --r-sm:calc(var(--site-radius) * .5);
  --r-lg:calc(var(--site-radius) * 1.5);
  --dur:calc(220ms * var(--site-motion,1));
  --dur-slow:calc(600ms * var(--site-motion,1));
  --nav-h:72px;
  --maxw:1200px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--site-font);
  background:var(--site-bg);
  color:var(--site-fg);
  line-height:1.65;
  font-size:16px;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
ul{list-style:none}
::selection{background:var(--site-accent);color:var(--site-on-accent)}

/* custom scrollbar */
*{scrollbar-width:thin;scrollbar-color:var(--site-accent) var(--bg-2)}
::-webkit-scrollbar{width:11px;height:11px}
::-webkit-scrollbar-track{background:var(--bg-2)}
::-webkit-scrollbar-thumb{background:linear-gradient(var(--site-accent),var(--cyan));border-radius:8px;border:2px solid var(--bg-2)}
::-webkit-scrollbar-thumb:hover{background:linear-gradient(var(--cyan),var(--site-accent))}

/* ---------- layout helpers ---------- */
.wrap{width:min(var(--maxw),92%);margin-inline:auto}
.section{padding-block:var(--sp-xl);position:relative}
section[id]{scroll-margin-top:calc(var(--nav-h) + 14px)}
.section-head{max-width:760px;margin-bottom:var(--sp-lg)}
.kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.18em;text-transform:uppercase;
  color:var(--cyan);margin-bottom:14px;
}
.kicker::before{content:"";width:26px;height:2px;background:linear-gradient(90deg,var(--site-accent),var(--cyan));border-radius:2px}
h1,h2,h3,h4{line-height:1.18;font-weight:700;letter-spacing:-.01em}
.h2{font-size:calc(38px * var(--site-type,1));letter-spacing:-.02em}
.h3{font-size:calc(23px * var(--site-type,1))}
.lead{color:var(--fg-dim);font-size:calc(17px * var(--site-type,1));margin-top:14px}
.muted{color:var(--site-muted)}
.grad-text{background:linear-gradient(100deg,var(--cyan),var(--site-accent) 55%,var(--violet));-webkit-background-clip:text;background-clip:text;color:transparent}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 24px;border-radius:calc(var(--site-radius) * .7);
  font-weight:600;font-size:15px;transition:transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease),background var(--dur);
  will-change:transform;
}
.btn-primary{background:linear-gradient(100deg,var(--site-accent),var(--cyan));color:var(--site-on-accent);box-shadow:0 8px 30px -8px var(--glow)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 40px -8px var(--glow)}
.btn-ghost{border:1px solid var(--site-border);color:var(--site-fg);background:rgba(255,255,255,.02)}
.btn-ghost:hover{border-color:var(--site-accent);background:rgba(34,184,240,.08);transform:translateY(-2px)}
.btn svg{width:18px;height:18px}

.card{
  background:linear-gradient(160deg,var(--surface),var(--bg-2));
  border:1px solid var(--site-border);
  border-radius:var(--site-radius);
  transition:transform var(--dur) var(--ease),border-color var(--dur),box-shadow var(--dur);
}
.card:hover{transform:translateY(-4px);border-color:rgba(53,224,224,.4);box-shadow:0 20px 50px -24px rgba(0,0,0,.7)}

.chip{display:inline-flex;align-items:center;gap:6px;padding:6px 13px;border-radius:999px;font-size:13px;font-weight:500;border:1px solid var(--site-border);background:rgba(255,255,255,.03);color:var(--fg-dim)}

/* ---------- scroll progress + nav ---------- */
.progress{position:fixed;top:0;left:0;height:3px;width:0;z-index:120;background:linear-gradient(90deg,var(--site-accent),var(--cyan),var(--teal));box-shadow:0 0 12px var(--glow)}
.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;height:var(--nav-h);
  display:flex;align-items:center;
  transition:background var(--dur),border-color var(--dur),backdrop-filter var(--dur);
  border-bottom:1px solid transparent;
}
.nav.scrolled{background:rgba(5,13,26,.82);backdrop-filter:blur(16px) saturate(140%);border-bottom-color:var(--site-border)}
.nav .wrap{display:flex;align-items:center;gap:20px;width:min(1320px,94%)}
.brand{display:flex;align-items:center;gap:11px;font-weight:700}
.brand .mark{width:40px;height:40px;flex:none;object-fit:contain;filter:drop-shadow(0 0 9px rgba(53,224,224,.38))}
.brand .bt{display:flex;flex-direction:column;line-height:1.05}
.brand .bt b{font-size:18px;letter-spacing:.02em}
.brand .bt span{font-size:8px;letter-spacing:.04em;color:var(--cyan);font-weight:600;white-space:nowrap}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-links a{
  position:relative;padding:9px 13px;font-size:14.5px;font-weight:500;color:var(--fg-dim);border-radius:9px;transition:color var(--dur),background var(--dur);
}
.nav-links a:hover{color:var(--site-fg);background:rgba(255,255,255,.05)}
.nav-links a.active{color:var(--cyan)}
.nav-links a.active::after{content:"";position:absolute;left:13px;right:13px;bottom:3px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--site-accent),var(--cyan))}
.nav-actions{display:flex;align-items:center;gap:10px}
.lang-toggle{
  display:inline-flex;align-items:center;gap:6px;padding:8px 13px;border-radius:999px;border:1px solid var(--site-border);
  font-size:13px;font-weight:600;color:var(--fg-dim);transition:all var(--dur);background:rgba(255,255,255,.03)
}
.lang-toggle:hover{border-color:var(--site-accent);color:var(--site-fg)}
.lang-toggle svg{width:15px;height:15px}
.nav-cta{padding:9px 18px;font-size:14px}
.burger{display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--site-border);align-items:center;justify-content:center;flex-direction:column;gap:5px}
.burger span{width:19px;height:2px;background:var(--site-fg);border-radius:2px;transition:transform var(--dur),opacity var(--dur)}
.burger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

.mobile-menu{
  position:fixed;inset:var(--nav-h) 0 0 0;z-index:99;background:rgba(5,13,26,.97);backdrop-filter:blur(18px);
  transform:translateX(100%);transition:transform var(--dur-slow) var(--ease);
  display:flex;flex-direction:column;padding:var(--sp) 6%;gap:6px;overflow-y:auto;
}
.mobile-menu.open{transform:translateX(0)}
.mobile-menu a{padding:15px 6px;font-size:19px;font-weight:600;border-bottom:1px solid var(--site-border);display:flex;justify-content:space-between;align-items:center;color:var(--fg-dim)}
.mobile-menu a .idx{font-size:12px;color:var(--cyan);font-weight:600}
.mobile-menu .btn{margin-top:18px}

/* ---------- hero ---------- */
.hero{position:relative;min-height:100svh;display:flex;align-items:center;overflow:hidden;padding-top:var(--nav-h)}
#hero-canvas{position:absolute;inset:0;width:100%;height:100%;z-index:0}
.hero::after{content:"";position:absolute;inset:0;z-index:1;pointer-events:none;background:radial-gradient(120% 80% at 70% 10%,transparent 40%,rgba(5,13,26,.55) 100%),linear-gradient(180deg,rgba(5,13,26,.25),transparent 30%,rgba(5,13,26,.85))}
.hero .wrap{position:relative;z-index:2;padding-block:var(--sp-lg)}
.hero-badge{display:inline-flex;align-items:center;gap:9px;padding:8px 16px;border-radius:999px;border:1px solid rgba(53,224,224,.35);background:rgba(53,224,224,.08);color:var(--cyan);font-size:13.5px;font-weight:600;letter-spacing:.04em;margin-bottom:24px}
.hero-badge .dot{width:8px;height:8px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 0 rgba(53,224,224,.6);animation:pulse calc(2s * var(--site-motion,1)) infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(53,224,224,.55)}70%{box-shadow:0 0 0 11px rgba(53,224,224,0)}100%{box-shadow:0 0 0 0 rgba(53,224,224,0)}}
.hero h1{font-size:calc(60px * var(--site-type,1));letter-spacing:-.03em;max-width:16ch}
.hero h1 .l2{display:block}
.hero-sub{font-size:calc(20px * var(--site-type,1));color:var(--cyan);font-weight:600;margin-top:18px;letter-spacing:.02em}
.hero-desc{max-width:56ch;color:var(--fg-dim);font-size:calc(16.5px * var(--site-type,1));margin-top:16px}
.hero-cta{display:flex;gap:14px;margin-top:32px;flex-wrap:wrap}
.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--sp-sm);margin-top:var(--sp-lg);max-width:760px}
.hstat{padding:16px 4px;border-top:1px solid var(--site-border)}
.hstat b{display:block;font-size:calc(30px * var(--site-type,1));font-weight:700;background:linear-gradient(120deg,var(--site-fg),var(--cyan));-webkit-background-clip:text;background-clip:text;color:transparent;letter-spacing:-.02em}
.hstat span{font-size:13px;color:var(--site-muted)}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(28px);transition:opacity var(--dur-slow) var(--ease),transform var(--dur-slow) var(--ease)}
.reveal.in{opacity:1;transform:none}
.reveal.d1{transition-delay:calc(80ms * var(--site-motion,1))}
.reveal.d2{transition-delay:calc(160ms * var(--site-motion,1))}
.reveal.d3{transition-delay:calc(240ms * var(--site-motion,1))}
.reveal.d4{transition-delay:calc(320ms * var(--site-motion,1))}

/* ---------- section ambient ---------- */
.ambient{position:absolute;inset:0;overflow:hidden;pointer-events:none;z-index:0}
.ambient .orb{position:absolute;border-radius:50%;filter:blur(90px);opacity:.5}
.section > .wrap{position:relative;z-index:1}
.grid-bg{position:absolute;inset:0;background-image:linear-gradient(var(--site-border) 1px,transparent 1px),linear-gradient(90deg,var(--site-border) 1px,transparent 1px);background-size:54px 54px;mask-image:radial-gradient(80% 60% at 50% 40%,#000,transparent);opacity:.4;pointer-events:none}

/* ---------- loop ---------- */
.loop-stage{position:relative;display:grid;place-items:center;margin-top:var(--sp)}
.loop-ring{width:min(560px,90%);aspect-ratio:1;position:relative}
.loop-ring svg{position:absolute;inset:0;width:100%;height:100%}
.loop-ring .orbit{fill:none;stroke:url(#loopgrad);stroke-width:2;stroke-dasharray:6 10;animation:spin calc(40s * var(--site-motion,1)) linear infinite}
.loop-ring .orbit2{fill:none;stroke:rgba(53,224,224,.18);stroke-width:1}
@keyframes spin{to{transform:rotate(360deg)}}
.loop-center{position:absolute;inset:0;display:grid;place-items:center;text-align:center}
.loop-center .core{width:130px;height:130px;border-radius:50%;display:grid;place-items:center;background:radial-gradient(circle at 35% 30%,var(--surface-3),var(--bg-2));border:1px solid rgba(53,224,224,.4);box-shadow:0 0 50px -10px var(--glow),inset 0 0 30px -12px var(--cyan)}
.loop-center .core b{font-size:calc(19px * var(--site-type,1));background:linear-gradient(120deg,var(--cyan),var(--site-accent));-webkit-background-clip:text;background-clip:text;color:transparent}
.loop-center .core span{font-size:11px;color:var(--site-muted);letter-spacing:.1em}
.loop-node{position:absolute;width:172px;padding:15px 16px;border-radius:var(--site-radius);background:linear-gradient(160deg,var(--surface-2),var(--bg-2));border:1px solid var(--site-border);text-align:left;box-shadow:0 16px 40px -22px #000}
.loop-node .n-ic{width:38px;height:38px;border-radius:11px;display:grid;place-items:center;margin-bottom:9px;color:var(--site-on-accent)}
.loop-node .n-ic svg{width:21px;height:21px}
.loop-node b{display:block;font-size:15.5px}
.loop-node span{font-size:12.5px;color:var(--site-muted);line-height:1.45;display:block;margin-top:3px}
.loop-node.n0{top:-10px;left:50%;transform:translateX(-50%)}
.loop-node.n1{right:-30px;top:50%;transform:translateY(-50%)}
.loop-node.n2{bottom:-10px;left:50%;transform:translateX(-50%)}
.loop-node.n3{left:-30px;top:50%;transform:translateY(-50%)}
.loop-node .step{position:absolute;top:12px;right:14px;font-size:12px;font-weight:700;color:var(--site-muted)}

.evo{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--sp);margin-top:var(--sp-xl)}
.evo-step{position:relative;padding:var(--sp);overflow:hidden}
.evo-step::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--c,var(--cyan)),transparent)}
.evo-step .num{font-size:calc(54px * var(--site-type,1));font-weight:800;line-height:1;opacity:.18;position:absolute;top:10px;right:18px;color:var(--c,var(--site-fg))}
.evo-step .evo-ic{width:46px;height:46px;border-radius:13px;display:grid;place-items:center;margin-bottom:14px;color:var(--c,var(--cyan));background:color-mix(in srgb,var(--c,var(--cyan)) 15%,transparent);box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--c,var(--cyan)) 34%,transparent);transition:transform var(--dur) var(--ease)}
.evo-step .evo-ic svg{width:24px;height:24px}
.evo-step:hover .evo-ic{transform:translateY(-3px)}
.evo-step h3{font-size:calc(24px * var(--site-type,1));margin-bottom:8px}
.evo-step p{color:var(--site-muted);font-size:14.5px}
.evo-step .tag{font-size:12px;font-weight:600;letter-spacing:.1em;color:var(--c,var(--cyan));margin-bottom:12px;display:block}
.evo-arrow{display:flex;align-items:center;justify-content:center;color:var(--site-accent)}

/* ---------- products ---------- */
.prod-strategy{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-top:18px}
.prod-strategy .big{font-size:calc(40px * var(--site-type,1));font-weight:800;background:linear-gradient(120deg,var(--cyan),var(--site-accent));-webkit-background-clip:text;background-clip:text;color:transparent}
.prod-block{margin-top:var(--sp-xl)}
.prod-block:first-of-type{margin-top:var(--sp-lg)}
.prod-head{display:flex;align-items:flex-start;gap:18px;margin-bottom:var(--sp)}
.prod-index{flex:none;width:56px;height:56px;border-radius:15px;display:grid;place-items:center;font-size:24px;font-weight:800;color:var(--site-on-accent)}
.prod-head .meta .tag{font-size:12.5px;font-weight:600;letter-spacing:.08em;color:var(--cyan);text-transform:uppercase}
.prod-head .meta h3{font-size:calc(28px * var(--site-type,1));margin-top:3px}
.prod-head .meta p{color:var(--site-muted);margin-top:6px;max-width:70ch}

/* platform */
.plat-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:var(--sp);align-items:stretch}
.browser{border-radius:var(--site-radius);overflow:hidden;border:1px solid var(--site-border);background:var(--bg-2);box-shadow:0 30px 70px -34px #000}
.browser .bar{display:flex;align-items:center;gap:7px;padding:11px 14px;background:var(--surface-2);border-bottom:1px solid var(--site-border)}
.browser .bar i{width:11px;height:11px;border-radius:50%;display:block}
.browser .bar .url{margin-left:10px;font-size:12px;color:var(--site-muted);background:var(--bg-2);padding:4px 12px;border-radius:7px;flex:1}
.browser img{width:100%}
.plat-side{display:flex;flex-direction:column;gap:var(--sp-sm)}
.plat-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--sp-sm)}
.metric{padding:18px 14px;text-align:center}
.metric b{display:block;font-size:calc(32px * var(--site-type,1));font-weight:800;background:linear-gradient(120deg,var(--cyan),var(--site-accent));-webkit-background-clip:text;background-clip:text;color:transparent}
.metric span{font-size:12.5px;color:var(--site-muted)}
.modules{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.module{display:flex;flex-direction:column;gap:5px;padding:14px 12px;border-radius:var(--r-sm);border:1px solid var(--site-border);background:rgba(255,255,255,.02);transition:all var(--dur)}
.module:hover{border-color:rgba(53,224,224,.4);background:rgba(53,224,224,.06);transform:translateY(-2px)}
.module .mi{width:30px;height:30px;border-radius:9px;display:grid;place-items:center;background:rgba(34,184,240,.14);color:var(--cyan)}
.module .mi svg{width:17px;height:17px}
.module b{font-size:14px}
.module span{font-size:11.5px;color:var(--site-muted);line-height:1.4}
.agent-cols{display:grid;grid-template-columns:1fr 1fr;gap:var(--sp);margin-top:var(--sp)}
.agent-list{padding:var(--sp)}
.agent-list h4{font-size:16px;display:flex;align-items:center;gap:9px;margin-bottom:14px}
.agent-list h4 .badge{font-size:11px;padding:3px 9px;border-radius:999px;background:rgba(45,212,167,.15);color:var(--teal);font-weight:600}
.agent-list li{display:flex;gap:10px;padding:9px 0;border-bottom:1px dashed var(--site-border);font-size:14px;color:var(--fg-dim)}
.agent-list li:last-child{border-bottom:none}
.agent-list li .ai{flex:none;width:24px;height:24px;border-radius:7px;display:grid;place-items:center;background:rgba(34,184,240,.14);color:var(--cyan);font-size:11px;font-weight:700}
.agent-list li small{display:block;color:var(--site-muted);font-size:12px}

/* ===== enterprise AI middle platform ===== */
.plat-hero{margin-bottom:var(--sp)}
.plat-hero .metric{padding:22px 16px}
.plat-hero .metric b{font-size:calc(42px * var(--site-type,1))}
.plat-hero .metric span{font-size:13.5px}
.mp{padding:var(--sp);margin-top:var(--sp);background:linear-gradient(180deg,rgba(34,184,240,.05),rgba(155,140,255,.03));overflow:hidden}
.mp-apps{border:1px solid var(--site-border);border-radius:var(--r-sm);padding:16px;background:rgba(34,184,240,.06)}
.mp-band-h{font-size:13px;font-weight:700;letter-spacing:.04em;color:var(--cyan);text-align:center;margin-bottom:12px}
.mp-apps-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:10px}
.mp-app{display:flex;flex-direction:column;align-items:center;gap:7px;padding:12px 8px;border-radius:10px;background:var(--bg-2);border:1px solid var(--site-border);text-align:center;transition:transform var(--dur) var(--ease),border-color var(--dur)}
.mp-app:hover{border-color:rgba(53,224,224,.45);transform:translateY(-2px)}
.mp-app svg{width:22px;height:22px;color:var(--cyan)}
.mp-app b{font-size:13px}
.mp-app.wm{background:linear-gradient(150deg,rgba(155,140,255,.24),rgba(34,184,240,.14));border-color:rgba(155,140,255,.6);box-shadow:0 8px 22px -10px rgba(155,140,255,.75)}
.mp-app.wm svg{color:var(--violet)}
.mp-app.wm b{color:#fff;font-weight:700}
.mp-app.wm:hover{border-color:rgba(155,140,255,.95);transform:translateY(-2px)}
.mp-flow{display:flex;justify-content:center;padding:6px 0;color:var(--site-accent)}
.mp-flow svg{width:22px;height:22px;opacity:.7}
.mp-body{display:grid;grid-template-columns:158px 1fr 158px;gap:12px;align-items:stretch}
.mp-rail{display:flex;flex-direction:column;gap:12px}
.mp-rail-box{flex:1;border:1px solid var(--site-border);border-radius:var(--r-sm);padding:14px 12px;background:var(--bg-2);--rc:var(--cyan)}
.mp-rail-box.sec{--rc:var(--blue)}
.mp-rail-box.ops{--rc:var(--teal)}
.mp-rail-box.std{--rc:var(--cyan)}
.mp-rail-box.ext{--rc:var(--violet)}
.mp-rail-h{display:flex;align-items:center;gap:8px;margin-bottom:10px;color:var(--rc)}
.mp-rail-h svg{width:20px;height:20px;flex:none}
.mp-rail-h b{font-size:14px}
.mp-rail-box ul{list-style:none;display:flex;flex-direction:column;gap:7px}
.mp-rail-box li{font-size:12px;color:var(--fg-dim);padding-left:16px;position:relative}
.mp-rail-box li::before{content:"";position:absolute;left:0;top:5px;width:7px;height:7px;border-radius:2px;background:var(--rc);opacity:.75}
.mp-core{border:1px solid rgba(34,184,240,.4);border-radius:var(--r-sm);padding:14px;background:linear-gradient(180deg,rgba(34,184,240,.12),rgba(34,184,240,.04));display:flex;flex-direction:column;gap:12px}
.mp-core-h{text-align:center;font-size:calc(20px * var(--site-type,1));font-weight:800;color:#fff;background:linear-gradient(120deg,var(--site-accent),var(--blue));padding:10px;border-radius:10px;letter-spacing:.02em}
.mp-layer{border-radius:10px;padding:12px}
.mp-layer.svc{background:rgba(34,184,240,.08);border:1px solid rgba(34,184,240,.25)}
.mp-layer.mgmt{background:rgba(45,212,167,.08);border:1px solid rgba(45,212,167,.25)}
.mp-layer-h{display:flex;align-items:baseline;justify-content:center;gap:10px;margin-bottom:11px;flex-wrap:wrap}
.mp-layer-h b{font-size:14.5px}
.mp-layer.svc .mp-layer-h b{color:var(--cyan)}
.mp-layer.mgmt .mp-layer-h b{color:var(--teal)}
.mp-layer-h span{font-size:11.5px;color:var(--site-muted)}
.mp-tiles{display:grid;gap:9px}
.mp-tiles.t6{grid-template-columns:repeat(6,1fr)}
.mp-tiles.t5{grid-template-columns:repeat(5,1fr)}
.mp-tile{position:relative;display:flex;flex-direction:column;align-items:center;gap:5px;text-align:center;padding:12px 8px;border-radius:9px;background:var(--bg-2);border:1px solid var(--site-border);transition:transform var(--dur) var(--ease),border-color var(--dur)}
.mp-tile:hover{transform:translateY(-2px);border-color:rgba(53,224,224,.4)}
.mp-tile svg{width:22px;height:22px;color:var(--cyan)}
.mp-layer.mgmt .mp-tile svg{color:var(--teal)}
.mp-tile b{font-size:12.5px}
.mp-tile span{font-size:10.5px;color:var(--site-muted);line-height:1.35}
.mp-tile.hot{border-color:rgba(53,224,224,.6);background:linear-gradient(160deg,rgba(53,224,224,.16),rgba(34,184,240,.06));box-shadow:0 0 0 1px rgba(53,224,224,.3),0 8px 24px -10px rgba(53,224,224,.5)}
.mp-hot-n{position:absolute;top:-9px;right:-7px;font-size:11px;font-weight:800;color:#04121a;background:linear-gradient(120deg,var(--cyan),var(--teal));padding:2px 7px;border-radius:999px;box-shadow:0 4px 12px -3px rgba(53,224,224,.7)}
.mp-found{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.mp-found-col{border-radius:var(--r-sm);padding:14px;border:1px solid var(--site-border)}
.mp-found-col.model{background:linear-gradient(160deg,rgba(155,140,255,.14),rgba(155,140,255,.04));border-color:rgba(155,140,255,.35)}
.mp-found-col.data{background:linear-gradient(160deg,rgba(45,212,167,.12),rgba(45,212,167,.04));border-color:rgba(45,212,167,.3)}
.mp-found-col.infra{background:linear-gradient(160deg,rgba(34,184,240,.12),rgba(34,184,240,.04));border-color:rgba(34,184,240,.3)}
.mp-found-h{display:flex;align-items:center;gap:10px;margin-bottom:11px}
.mp-found-h svg{width:26px;height:26px;flex:none}
.mp-found-col.model .mp-found-h svg{color:var(--violet)}
.mp-found-col.data .mp-found-h svg{color:var(--teal)}
.mp-found-col.infra .mp-found-h svg{color:var(--site-accent)}
.mp-found-h b{font-size:15px;display:block}
.mp-found-h span{font-size:11px;color:var(--site-muted)}
.mp-chips{display:flex;flex-wrap:wrap;gap:7px}
.mp-chip{font-size:12px;padding:6px 11px;border-radius:8px;background:var(--bg-2);border:1px solid var(--site-border);color:var(--fg-dim)}
.mp-chip.wm{font-weight:700;color:#fff;background:linear-gradient(120deg,var(--violet),var(--site-accent));border-color:transparent;box-shadow:0 6px 18px -7px rgba(155,140,255,.8)}
.mp-foot{margin-top:14px;text-align:center;font-size:13.5px;font-weight:600;color:var(--fg-dim);padding:12px;border-radius:10px;background:rgba(34,184,240,.07);border:1px dashed rgba(34,184,240,.3)}
.wm-band{display:grid;grid-template-columns:1fr 1.05fr;gap:var(--sp);align-items:center;margin-top:var(--sp);padding:var(--sp);border-radius:var(--site-radius);border:1px solid var(--site-border);background:linear-gradient(120deg,rgba(155,140,255,.1),rgba(34,184,240,.05))}
.wm-copy .kicker{margin-bottom:10px}
.wm-copy h3{font-size:calc(24px * var(--site-type,1));margin-bottom:10px;line-height:1.3}
.wm-copy p{color:var(--site-muted);font-size:14.5px;margin-bottom:16px}
.wm-loop{display:flex;align-items:center;flex-wrap:wrap;gap:7px;margin-bottom:18px}
.wm-step{font-size:12px;font-weight:600;padding:6px 11px;border-radius:999px;background:var(--bg-2);border:1px solid var(--site-border);color:var(--fg-dim)}
.wm-step.core{color:#04121a;background:linear-gradient(120deg,var(--cyan),var(--teal));border-color:transparent;font-weight:700}
.wm-loop i{color:var(--site-accent);font-style:normal;font-size:13px}
.wm-feats{display:grid;grid-template-columns:1fr 1fr;gap:11px}
.wm-feat{display:flex;gap:10px;align-items:flex-start}
.wm-feat svg{width:22px;height:22px;flex:none;color:var(--cyan);margin-top:2px}
.wm-feat b{font-size:13.5px;display:block}
.wm-feat span{font-size:11.5px;color:var(--site-muted);line-height:1.4}
.wm-browser{align-self:stretch}
.wm-browser img{display:block}
.wm-cap{font-size:11.5px;color:var(--site-muted);padding:9px 14px;background:var(--surface-2);border-top:1px solid var(--site-border);text-align:center}

/* clearance tabs */
.tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:var(--sp)}
.tab{padding:11px 20px;border-radius:999px;border:1px solid var(--site-border);font-weight:600;font-size:14.5px;color:var(--fg-dim);transition:all var(--dur);background:rgba(255,255,255,.02)}
.tab:hover{border-color:var(--site-accent);color:var(--site-fg)}
.tab.active{background:linear-gradient(100deg,var(--site-accent),var(--cyan));color:var(--site-on-accent);border-color:transparent}
.tab.active .muted{color:var(--site-on-accent);opacity:.72}
.tab-panel{display:none;animation:fade calc(400ms * var(--site-motion,1)) var(--ease)}
.tab-panel.active{display:grid;grid-template-columns:.9fr 1.1fr;gap:var(--sp);align-items:center}
@keyframes fade{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}
.studio{border-radius:var(--site-radius);background:radial-gradient(120% 120% at 50% 20%,#f6fafd,#d7e4ef);display:grid;place-items:center;padding:var(--sp);min-height:320px;border:1px solid var(--site-border);position:relative;overflow:hidden}
.studio::after{content:"";position:absolute;inset:0;background:radial-gradient(60% 40% at 50% 100%,rgba(34,184,240,.18),transparent)}
.studio img{max-height:340px;width:auto;position:relative;z-index:1;filter:drop-shadow(0 24px 30px rgba(10,30,50,.28))}
.studio.photo{background:var(--bg-2);padding:0}
.studio.photo img{max-height:none;width:100%;height:100%;object-fit:cover;filter:none}
.spec-card{padding:var(--sp)}
.spec-card .model{display:flex;align-items:center;gap:12px;margin-bottom:6px}
.spec-card .model b{font-size:calc(26px * var(--site-type,1))}
.spec-card .model .chip{font-size:12px}
.spec-card .desc{color:var(--site-muted);font-size:14.5px;margin-bottom:16px}
.spec-list{display:grid;gap:0}
.spec-list li{display:flex;gap:12px;padding:11px 0;border-bottom:1px solid var(--site-border);font-size:14.5px}
.spec-list li:last-child{border-bottom:none}
.spec-list li svg{flex:none;width:19px;height:19px;color:var(--teal);margin-top:2px}
.spec-high{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px}
.spec-high .chip{border-color:rgba(53,224,224,.3);color:var(--cyan);background:rgba(53,224,224,.07)}

/* blade */
.blade-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--sp);align-items:start}
.damage-chips{display:flex;flex-wrap:wrap;gap:9px;margin-top:16px}
.damage-chips .chip{border-color:rgba(242,112,138,.3);color:#ffb3c1;background:rgba(242,112,138,.08)}
.compare{width:100%;border-collapse:collapse;margin-top:var(--sp);font-size:14px;border-radius:var(--site-radius);overflow:hidden}
.compare th,.compare td{padding:13px 16px;text-align:left;border-bottom:1px solid var(--site-border)}
.compare thead th{background:var(--surface-2);font-size:13px;letter-spacing:.04em}
.compare thead th:nth-child(2){color:var(--cyan)}
.compare tbody td:first-child{color:var(--site-muted);font-weight:600;width:24%}
.compare tbody td:nth-child(2){color:var(--fg-dim);background:rgba(53,224,224,.04)}
.compare tbody td:nth-child(3){color:var(--site-muted)}
.compare tr:last-child td{border-bottom:none}

/* J103 solution */
.j-metrics{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin-bottom:var(--sp)}
.j-metric{padding:16px 18px;border:1px solid var(--site-border);border-radius:var(--site-radius);background:linear-gradient(160deg,rgba(53,224,224,.08),rgba(34,184,240,.03))}
.j-metric b{display:block;font-size:calc(22px * var(--site-type,1));font-weight:800;color:var(--cyan);letter-spacing:-.01em}
.j-metric small{display:block;margin-top:4px;color:var(--site-muted);font-size:12.5px}
.j-sub{display:flex;align-items:center;gap:10px;margin:var(--sp) 0 14px;font-size:calc(17px * var(--site-type,1));font-weight:700}
.j-sub::before{content:"";flex:none;width:4px;height:18px;border-radius:2px;background:linear-gradient(180deg,var(--site-accent),var(--cyan))}
.j-sub .k{margin-left:auto;font-size:11.5px;font-weight:600;letter-spacing:.1em;color:var(--cyan);text-transform:uppercase}
.j-grid-5{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px}
.j-grid-4{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:12px}
.j-grid-3{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:12px}
.j-pain,.j-feat,.j-strat{padding:18px}
.j-pain .n,.j-feat .n{display:inline-grid;place-items:center;width:30px;height:30px;border-radius:9px;font-size:13px;font-weight:800;margin-bottom:10px;background:rgba(242,112,138,.14);color:#ffb3c1}
.j-feat .n{background:rgba(53,224,224,.12);color:var(--cyan)}
.j-pain b,.j-feat b,.j-strat b{display:block;font-size:15px;margin-bottom:6px}
.j-pain small,.j-feat small,.j-strat small{display:block;color:var(--site-muted);font-size:13px;line-height:1.6}
.j-strat{border-left:3px solid var(--site-accent)}
.j-prod{padding:14px;text-align:center}
.j-prod b{display:block;margin-top:12px;font-size:15px}
.j-prod small{display:block;margin-top:4px;color:var(--site-muted);font-size:12.5px;line-height:1.5}
.j-studio{min-height:190px;background:radial-gradient(120% 120% at 50% 20%,#12233c,#0a1526);padding:14px}
.j-studio img{max-height:170px}
.j-shift{display:flex;flex-direction:column;justify-content:center;text-align:left;padding:20px}
.j-shift b{font-size:16px;line-height:1.5;margin-bottom:8px}
.j-shift small{margin-bottom:14px}
.j-sim{margin-top:var(--sp);padding:14px 18px;border:1px dashed var(--site-border);border-radius:var(--site-radius);color:var(--site-muted);font-size:13px;line-height:1.6}

/* ---------- architecture ---------- */
.arch{display:grid;gap:12px;margin-top:var(--sp)}
.layer{border:1px solid var(--site-border);border-radius:var(--site-radius);overflow:hidden;background:linear-gradient(160deg,var(--surface),var(--bg-2));border-left:4px solid var(--lc,var(--site-accent))}
.layer-btn{width:100%;display:flex;align-items:center;gap:16px;padding:18px 22px;text-align:left;transition:background var(--dur)}
.layer-btn:hover{background:rgba(255,255,255,.03)}
.layer-btn .ln{flex:none;width:40px;height:40px;border-radius:11px;display:grid;place-items:center;font-weight:800;font-size:16px;background:color-mix(in srgb,var(--lc) 18%,transparent);color:var(--lc)}
.layer-btn .lt{flex:1}
.layer-btn .lt b{font-size:17px;display:block}
.layer-btn .lt span{font-size:13px;color:var(--site-muted)}
.layer-btn .chev{flex:none;width:22px;height:22px;color:var(--site-muted);transition:transform var(--dur)}
.layer.open .layer-btn .chev{transform:rotate(180deg)}
.layer-body{max-height:0;overflow:hidden;transition:max-height var(--dur-slow) var(--ease)}
.layer.open .layer-body{max-height:640px}
.layer-inner{padding:0 22px 22px;display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px}
.sub{padding:14px 15px;border-radius:var(--r-sm);background:rgba(255,255,255,.025);border:1px solid var(--site-border)}
.sub b{font-size:14px;display:flex;align-items:center;gap:8px}
.sub b .lv{font-size:10.5px;font-weight:700;padding:2px 7px;border-radius:6px;background:color-mix(in srgb,var(--sc,var(--site-accent)) 20%,transparent);color:var(--sc,var(--site-accent))}
.sub p{font-size:12.5px;color:var(--site-muted);margin-top:6px;line-height:1.5}
.legend{display:flex;flex-wrap:wrap;gap:10px;margin-top:var(--sp)}
.legend .li{display:inline-flex;align-items:center;gap:7px;font-size:12.5px;color:var(--fg-dim)}
.legend .sw{width:14px;height:14px;border-radius:4px}

/* roadmap */
.roadmap{margin-top:var(--sp-xl)}
.rm-track{display:grid;grid-template-columns:repeat(6,1fr);gap:10px;position:relative;margin-top:var(--sp)}
.rm-track::before{content:"";position:absolute;top:21px;left:4%;right:4%;height:2px;background:linear-gradient(90deg,var(--blue),var(--green),var(--yellow),var(--rose),var(--violet));opacity:.5}
.rm{position:relative;text-align:center;padding-top:0}
.rm .dot{width:44px;height:44px;border-radius:50%;margin:0 auto 14px;display:grid;place-items:center;font-weight:800;font-size:14px;background:var(--bg-2);border:2px solid var(--rc);color:var(--rc);position:relative;z-index:1;box-shadow:0 0 24px -8px var(--rc)}
.rm b{display:block;font-size:14.5px}
.rm span{font-size:12px;color:var(--site-muted);display:block;margin-top:4px;line-height:1.4}
.rm .yr{font-size:11px;color:var(--rc);font-weight:700;margin-top:7px;display:block}

/* core tech */
.tech-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--sp);margin-top:var(--sp)}
.tech-card{padding:var(--sp);position:relative;overflow:hidden}
.tech-card .ti{width:48px;height:48px;border-radius:13px;display:grid;place-items:center;margin-bottom:16px;color:var(--site-on-accent)}
.tech-card .ti svg{width:25px;height:25px}
.tech-card h3{font-size:18px;margin-bottom:8px}
.tech-card p{font-size:13.5px;color:var(--site-muted)}
.tech-list{margin-top:var(--sp);display:grid;grid-template-columns:1fr 1fr;gap:12px}
.tech-list li{display:flex;gap:12px;align-items:flex-start;padding:15px 18px;border-radius:var(--r-sm);border:1px solid var(--site-border);background:rgba(255,255,255,.02);font-size:14.5px;color:var(--fg-dim)}
.tech-list li svg{flex:none;width:20px;height:20px;color:var(--cyan);margin-top:2px}

/* ---------- parallax quote band ---------- */
.band{position:relative;min-height:440px;display:flex;align-items:center;overflow:hidden;background-attachment:fixed;background-size:cover;background-position:center}
.band::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(5,13,26,.92),rgba(5,13,26,.55) 60%,rgba(5,13,26,.35))}
.band .wrap{position:relative;z-index:1}
.band blockquote{font-size:calc(34px * var(--site-type,1));font-weight:700;max-width:20ch;line-height:1.3;letter-spacing:-.01em}
.band .bq-sub{margin-top:18px;color:var(--cyan);font-size:calc(17px * var(--site-type,1));font-weight:600}

/* ---------- research ---------- */
.res-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--sp);margin-top:var(--sp)}
.res-card{padding:var(--sp);position:relative}
.res-card .ri{width:56px;height:56px;border-radius:14px;display:grid;place-items:center;background:rgba(155,140,255,.15);color:var(--violet);margin-bottom:15px}
.res-card .ri svg{width:26px;height:26px}
.res-card .ri.logo{background:#fff;padding:5px;box-shadow:0 0 0 1px rgba(255,255,255,.16),0 8px 22px rgba(2,8,20,.4);transition:transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease)}
.res-card .ri.logo img{width:100%;height:100%;object-fit:contain;border-radius:9px;display:block}
.res-card:hover .ri.logo{transform:translateY(-3px);box-shadow:0 0 0 1px rgba(53,224,224,.45),0 12px 28px rgba(2,8,20,.5)}
.res-card h3{font-size:17px;margin-bottom:4px}
.res-card .org{font-size:12.5px;color:var(--cyan);font-weight:600;margin-bottom:10px}
.res-card p{font-size:13.5px;color:var(--site-muted)}
.ratio{display:flex;align-items:center;gap:var(--sp);margin-top:var(--sp);padding:var(--sp);border-radius:var(--site-radius);border:1px solid var(--site-border);background:linear-gradient(120deg,rgba(155,140,255,.1),rgba(34,184,240,.06))}
.ratio .rv{font-size:calc(46px * var(--site-type,1));font-weight:800;background:linear-gradient(120deg,var(--violet),var(--cyan));-webkit-background-clip:text;background-clip:text;color:transparent;flex:none}
.ratio p{color:var(--fg-dim);font-size:15px}

/* ---------- validation ---------- */
.valid-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--sp);margin-top:var(--sp)}
.valid-card{padding:var(--sp)}
.valid-card h3{font-size:18px;display:flex;align-items:center;gap:10px;margin-bottom:16px}
.valid-card h3 svg{width:22px;height:22px;color:var(--cyan)}
.partner-wall{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.partner{display:flex;flex-direction:column;gap:8px}
.partner-logo{height:88px;border-radius:12px;background:#f4f7fb;border:1px solid rgba(10,40,70,.10);display:grid;place-items:center;padding:14px 16px;transition:transform var(--dur) var(--ease),box-shadow var(--dur),border-color var(--dur)}
.partner:hover .partner-logo{transform:translateY(-3px);border-color:var(--site-accent);box-shadow:0 12px 28px -14px rgba(0,0,0,.55)}
.partner-logo img{max-width:100%;max-height:52px;width:auto;height:auto;object-fit:contain}
.partner-name{text-align:center;font-size:13px;font-weight:600;color:var(--fg-dim)}
.case{display:flex;gap:14px;padding:14px 0;border-bottom:1px solid var(--site-border)}
.case:last-child{border-bottom:none}
.case .ci{flex:none;width:42px;height:42px;border-radius:11px;display:grid;place-items:center;background:rgba(45,212,167,.14);color:var(--teal)}
.case .ci svg{width:21px;height:21px}
.case b{font-size:15px}
.case p{font-size:13px;color:var(--site-muted);margin-top:3px}
.channel{margin-top:var(--sp);padding:var(--sp);border-radius:var(--site-radius);background:linear-gradient(120deg,rgba(45,212,167,.12),rgba(34,184,240,.06));border:1px solid var(--site-border);display:flex;align-items:center;gap:var(--sp)}
.channel .cv{font-size:calc(44px * var(--site-type,1));font-weight:800;color:var(--teal);flex:none}
.channel p{color:var(--fg-dim);font-size:15px}

/* ---------- about ---------- */
.about-grid{display:grid;grid-template-columns:1.1fr .9fr;grid-template-areas:"head ." "left right";column-gap:var(--sp-lg);row-gap:var(--sp);align-items:start}
.about-head{grid-area:head}
.about-left{grid-area:left}
.about-right{grid-area:right}
.about-facts{display:grid;grid-template-columns:1fr 1fr;gap:var(--sp-sm)}
.fact{padding:18px}
.fact b{display:block;font-size:calc(26px * var(--site-type,1));font-weight:800;color:var(--cyan)}
.fact span{font-size:13px;color:var(--site-muted)}
.qual{display:flex;flex-direction:column;gap:12px}
.qual .q{display:flex;gap:14px;align-items:center;padding:16px 18px;border-radius:var(--r-sm);border:1px solid var(--site-border);background:rgba(255,255,255,.02)}
.qual .q .qi{flex:none;width:42px;height:42px;border-radius:11px;display:grid;place-items:center;background:rgba(245,181,68,.15);color:var(--amber)}
.qual .q .qi svg{width:22px;height:22px}
.qual .q b{font-size:15px}
.qual .q span{font-size:12.5px;color:var(--site-muted);display:block}
.ip-bar{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:var(--sp)}
.ip-bar .ip{padding:16px 10px;text-align:center;border-radius:var(--r-sm);border:1px solid var(--site-border);background:rgba(255,255,255,.02)}
.ip-bar .ip b{display:block;font-size:calc(26px * var(--site-type,1));font-weight:800;background:linear-gradient(120deg,var(--cyan),var(--site-accent));-webkit-background-clip:text;background-clip:text;color:transparent}
.ip-bar .ip span{font-size:12px;color:var(--site-muted)}

/* ---------- contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--sp);margin-top:var(--sp)}
.contact-card{padding:var(--sp-lg);display:flex;flex-direction:column;gap:14px}
.contact-card .ci{width:52px;height:52px;border-radius:14px;display:grid;place-items:center;background:rgba(34,184,240,.14);color:var(--cyan)}
.contact-card .ci svg{width:26px;height:26px}
.contact-card .label{font-size:13px;color:var(--site-muted);letter-spacing:.06em}
.contact-card .addr{font-size:14.5px;color:var(--site-fg);line-height:1.65}
.contact-card .hotline{display:flex;flex-direction:column;gap:5px;margin-top:2px}
.contact-card .value{font-size:calc(23px * var(--site-type,1));font-weight:700}
.contact-card .value a:hover{color:var(--cyan)}
.contact-card p{font-size:14px;color:var(--site-muted)}
.copy-btn{align-self:flex-start;display:inline-flex;align-items:center;gap:7px;padding:8px 15px;border-radius:999px;border:1px solid var(--site-border);font-size:13px;font-weight:600;color:var(--fg-dim);transition:all var(--dur)}
.copy-btn:hover{border-color:var(--site-accent);color:var(--cyan)}
.copy-btn svg{width:15px;height:15px}

/* ---------- footer ---------- */
.footer{border-top:1px solid var(--site-border);background:var(--bg-2);padding-block:var(--sp-lg) var(--sp)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:var(--sp)}
.footer .brand{margin-bottom:16px}
.footer .fdesc{font-size:13.5px;color:var(--site-muted);max-width:34ch}
.footer h4{font-size:14px;margin-bottom:16px;color:var(--fg-dim)}
.footer li{margin-bottom:10px}
.footer li a{font-size:13.5px;color:var(--site-muted);transition:color var(--dur)}
.footer li a:hover{color:var(--cyan)}
.footer .fcontact{font-size:13.5px;color:var(--site-muted);display:flex;flex-direction:column;gap:10px}
.footer .fcontact span{display:flex;gap:9px;align-items:flex-start}
.footer .fcontact svg{width:16px;height:16px;color:var(--cyan);flex:none;margin-top:3px}
.footer-bottom{margin-top:var(--sp-lg);padding-top:var(--sp);border-top:1px solid var(--site-border);display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap;font-size:12.5px;color:var(--site-muted)}

/* ---------- toast + back to top ---------- */
.toast{position:fixed;bottom:28px;left:50%;transform:translateX(-50%) translateY(20px);z-index:200;padding:13px 22px;border-radius:12px;background:var(--surface-3);border:1px solid rgba(53,224,224,.4);color:var(--site-fg);font-size:14px;font-weight:600;opacity:0;pointer-events:none;transition:all var(--dur);box-shadow:0 16px 40px -16px #000;display:flex;align-items:center;gap:9px}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.toast svg{width:18px;height:18px;color:var(--teal)}
.totop{position:fixed;bottom:26px;right:26px;z-index:90;width:48px;height:48px;border-radius:13px;background:linear-gradient(140deg,var(--site-accent),var(--cyan));color:var(--site-on-accent);display:grid;place-items:center;opacity:0;transform:translateY(16px);pointer-events:none;transition:all var(--dur);box-shadow:0 12px 30px -10px var(--glow)}
.totop.show{opacity:1;transform:none;pointer-events:auto}
.totop:hover{transform:translateY(-3px)}
.totop svg{width:22px;height:22px}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .nav-links{display:none}
  .burger{display:flex}
  .nav-cta{display:none}
  .plat-grid,.blade-grid,.about-grid,.valid-grid,.contact-grid{grid-template-columns:1fr}
  .about-grid{grid-template-areas:"head" "left" "right";row-gap:var(--sp)}
  .tech-grid{grid-template-columns:repeat(2,1fr)}
  .res-grid{grid-template-columns:repeat(2,1fr)}
  .rm-track{grid-template-columns:repeat(3,1fr);gap:24px 10px}
  .rm-track::before{display:none}
  .footer-grid{grid-template-columns:1fr 1fr}
  .band{background-attachment:scroll}
  .mp-body{grid-template-columns:1fr}
  .mp-rail{flex-direction:row}
  .mp-tiles.t6,.mp-tiles.t5{grid-template-columns:repeat(3,1fr)}
  .wm-band{grid-template-columns:1fr}
}
@media (max-width:760px){
  :root{--nav-h:64px;--sp-xl:calc(64px * var(--site-space,1))}
  .h2{font-size:calc(30px * var(--site-type,1))}
  .hero h1{font-size:calc(40px * var(--site-type,1))}
  .hero-sub{font-size:calc(17px * var(--site-type,1))}
  .hero-stats{grid-template-columns:repeat(2,1fr);gap:6px}
  .hstat b{font-size:calc(24px * var(--site-type,1))}
  .evo{grid-template-columns:1fr;gap:14px}
  .evo-arrow{transform:rotate(90deg);height:24px}
  .tab-panel.active{grid-template-columns:1fr}
  .agent-cols,.tech-list,.about-facts{grid-template-columns:1fr}
  .modules{grid-template-columns:repeat(3,1fr)}
  .tech-grid,.res-grid{grid-template-columns:1fr}
  .ip-bar{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr}
  .ratio,.channel{flex-direction:column;text-align:center;gap:14px}
  .band blockquote{font-size:calc(26px * var(--site-type,1))}
  .compare{font-size:12.5px}
  .compare th,.compare td{padding:10px 11px}
  /* loop becomes vertical */
  .loop-ring{width:100%;aspect-ratio:auto;display:flex;flex-direction:column;gap:14px}
  .loop-ring svg,.loop-center{display:none}
  .loop-node{position:static;width:100%;transform:none!important;display:flex;gap:14px;align-items:center}
  .loop-node .n-ic{margin-bottom:0}
  .loop-node .step{position:static;margin-left:auto}
  .prod-head{flex-direction:column;gap:12px}
  .section-head{margin-bottom:var(--sp)}
  .mp-apps-grid{grid-template-columns:repeat(3,1fr)}
  .mp-tiles.t6,.mp-tiles.t5{grid-template-columns:repeat(2,1fr)}
  .mp-found{grid-template-columns:1fr}
  .wm-feats{grid-template-columns:1fr}
}
@media (max-width:400px){
  .modules{grid-template-columns:repeat(2,1fr)}
  .plat-metrics{grid-template-columns:1fr}
  .mp-apps-grid{grid-template-columns:repeat(2,1fr)}
  .mp-rail{flex-direction:column}
}

/* reduced motion */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
}