@charset "UTF-8";
/* Onsites AI — design system v7 (DeepSeek edition, light) */
@font-face{
  font-family:"Geist";
  font-style:normal;
  font-weight:100 900;
  font-display:swap;
  src:url("../fonts/geist-latin.woff2") format("woff2");
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;
}
:root{
  --bg:#f9f8f8;--bg-soft:#f1f0ef;--bg-deep:#101013;
  --ink:#1e232c;--muted:rgba(0,0,0,.65);
  --brand:#4d6bfe;--brand-ink:#3a65c2;--brand-soft:#edf3fe;
  --violet:#5686fe;--violet-soft:#e4edfd;
  --ai:#4176e6;--ai-ink:#2f5bc4;--ai-soft:#e4edfd;
  --amber:#f59e0b;--amber-soft:#fdf3df;
  --ok:#2fa35c;--ok-soft:#e7f5ec;
  --line:rgba(0,0,0,.07);--line-strong:rgba(0,0,0,.14);
  --grad:linear-gradient(115deg,#3a65c2 0%,#4d6bfe 42%,#5f7ef2 78%,#9ab3f8 120%);
  --radius:20px;--radius-s:14px;--radius-panel:16px;--radius-pill:999px;
  --shadow-sm:0 0 0 1px #f1f5f9,0 2px 4px rgba(0,0,0,.04),0 8px 20px rgba(0,0,0,.05);
  --shadow:0 0 0 1px #f1f5f9,0 2px 4px rgba(0,0,0,.05),0 12px 24px rgba(0,0,0,.05),0 24px 48px -24px rgba(41,60,110,.16);
  --glass:rgba(255,255,255,.6);
  --glass-strong:rgba(255,255,255,.78);
  --blur:blur(16px) saturate(1.35);
  --font:"Geist","Inter",system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --display:"Geist","Inter",system-ui,sans-serif;
}
*{box-sizing:border-box}
html{scrollbar-gutter:stable;-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.65;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img{max-width:100%}
a{color:var(--brand);text-decoration:none;transition:color .15s}
a:hover{color:var(--brand-ink)}
h1,h2,h3,h4{line-height:1.12;font-weight:700;letter-spacing:-.03em;margin:0;font-family:var(--display)}
h2{margin-bottom:16px}
h3{margin-top:24px;margin-bottom:12px}
p{margin:0 0 1em}
.container{width:min(1220px,calc(100% - 48px));margin:0 auto}
::selection{background:var(--brand);color:#fff}
.muted-line{color:var(--muted);font-weight:600}
.muted-p{color:var(--muted)}
.grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hl{background:var(--brand-soft);color:var(--brand-ink);border-radius:8px;padding:0 8px}

/* announcement + nav — light glass, centered links */
.topbar{background:#fff;color:rgba(0,0,0,.68);font-size:13px;text-align:center;padding:9px 16px;font-weight:500;border-bottom:1px solid var(--line)}
.topbar a{color:var(--brand);font-weight:600;border-bottom:1px solid rgba(77,107,254,.35)}
.topbar a:hover{color:var(--brand-ink);border-color:rgba(58,101,194,.5)}
.nav{position:sticky;top:0;z-index:60;background:rgba(250,250,250,.78);backdrop-filter:blur(18px) saturate(1.4);-webkit-backdrop-filter:blur(18px) saturate(1.4);border-bottom:1px solid var(--line);transition:border-color .2s,box-shadow .2s,background .2s}
.nav.is-scrolled{box-shadow:0 8px 24px -16px rgba(20,30,60,.18);background:rgba(255,255,255,.85)}
.nav-inner{display:flex;align-items:center;gap:20px;height:60px}
.brand{display:flex;align-items:center;gap:9px;font-weight:700;font-size:17.5px;color:var(--ink);letter-spacing:-.03em;font-family:var(--display);margin-right:26px}
.brand:hover{color:var(--ink)}
.brand-mark{width:30px;height:30px;color:var(--ink);flex-shrink:0;display:block}
.nav-links{display:flex;gap:4px}
.nav-links a{position:relative;color:var(--muted);font-weight:500;font-size:14px;padding:8px 12px;border-radius:8px;transition:color .15s,background .15s}
.nav-links a:hover{color:var(--ink);background:rgba(0,0,0,.045)}
.nav-links a.active{color:var(--ink);font-weight:600}
.nav-links a.active::after{content:"";position:absolute;left:12px;right:12px;bottom:-1px;height:2px;border-radius:2px;background:var(--ink)}
.nav-cta{display:flex;gap:8px;align-items:center;margin-left:auto}
.nav-cta .btn{height:34px;padding:0 16px;font-size:13.5px;border-radius:7px}
.nav-cta .btn-primary{background:#111111;color:#fff}
.nav-cta .btn-primary:hover{background:#2e2e2e;color:#fff;transform:none;box-shadow:0 6px 16px -8px rgba(0,0,0,.45)}
.nav-link{color:var(--muted);font-weight:500;font-size:14px;padding:8px 10px;border-radius:8px;transition:color .15s,background .15s}
.nav-link:hover{color:var(--ink);background:rgba(0,0,0,.045)}
.nav-toggle{display:none;background:#fff;border:1px solid var(--line-strong);border-radius:7px;font-size:18px;padding:7px 11px;cursor:pointer;color:var(--ink)}

/* flat buttons — DeepSeek pill buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;font-family:var(--font);font-weight:600;font-size:15px;border-radius:8px;padding:12px 26px;border:1px solid transparent;cursor:pointer;transition:background .18s,color .18s,border-color .18s,transform .18s,box-shadow .18s;white-space:nowrap}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:#3a5bec;color:#fff;transform:translateY(-1px);box-shadow:0 8px 22px -8px rgba(77,107,254,.6)}
.btn-secondary{background:var(--glass-strong);color:var(--ink);border-color:rgba(0,0,0,.1);backdrop-filter:var(--blur);-webkit-backdrop-filter:var(--blur);box-shadow:0 0 0 1px #f1f5f9}
.btn-secondary:hover{border-color:rgba(0,0,0,.2);color:var(--ink);background:#fff;transform:translateY(-1px);box-shadow:var(--shadow-sm)}
.btn-ghost{background:transparent;color:#d9dde6;border-color:rgba(255,255,255,.2)}
.btn-ghost:hover{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.32)}
.btn-lg{padding:14px 28px;font-size:16px}
.btn .arr{font-size:13px;opacity:.75}
.section.dark .btn-primary{background:#fff;color:#101013}
.section.dark .btn-primary:hover{background:#e8e8ea}

/* sections */
.section{padding:92px 0}
.section.tint{background:var(--bg-soft)}
.section.dark{background:var(--bg-deep);color:#e9eaee}
.section.ring{border-block:1px solid var(--line)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:650;letter-spacing:.16em;text-transform:uppercase;color:var(--brand);margin-bottom:14px}
.section.dark .eyebrow{color:#8aa2f8}
.h2{font-size:clamp(30px,4.2vw,44px);letter-spacing:-.035em;margin-bottom:16px}
.lead{font-size:18.5px;color:var(--muted);max-width:640px;line-height:1.6}
.section.dark .lead{color:#a6adb8}
.center{text-align:center}
.center .lead{margin-inline:auto}
.good{font-size:15px;line-height:1.7}

/* hero — light stage with soft blue glow */
.hero{position:relative;overflow:hidden;padding:96px 0 84px;text-align:center;background:radial-gradient(1000px 560px at 50% -10%,rgba(77,107,254,.16),transparent 62%),var(--bg)}
.hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(to right,rgba(77,107,254,.08) 1px,transparent 1px),linear-gradient(to bottom,rgba(77,107,254,.08) 1px,transparent 1px);background-size:48px 48px;mask-image:linear-gradient(to bottom,rgba(0,0,0,.9),rgba(0,0,0,.25) 62%,transparent);-webkit-mask-image:linear-gradient(to bottom,rgba(0,0,0,.9),rgba(0,0,0,.25) 62%,transparent);pointer-events:none}
.sky{position:absolute;inset:0;z-index:0;pointer-events:none;opacity:.9}
.hero-inner{position:relative;z-index:1;display:flex;flex-direction:column;align-items:center}
.hero h1{font-size:clamp(42px,5.8vw,68px);letter-spacing:-.045em;color:#152443;margin:22px auto 20px;max-width:860px;text-wrap:balance}
.hero .lead{font-size:19px;line-height:1.62;max-width:640px;color:var(--muted);margin-inline:auto}
.hero-cta{display:flex;gap:13px;flex-wrap:wrap;margin-top:28px}
.hero-trust,.trust-line{margin-top:22px;display:flex;flex-wrap:wrap;gap:8px 18px;color:var(--muted);font-size:14.5px;font-weight:500}
.check::before{content:"✓";width:16px;height:16px;border-radius:50%;background:var(--ok-soft);color:var(--ok);font-weight:800;font-size:10px;display:inline-grid;place-items:center;margin-right:6px}

/* announcement chip — square, matches .btn */
.hero-note{display:inline-flex;align-items:center;gap:9px;background:var(--glass);border:1px solid rgba(0,0,0,.08);border-radius:8px;padding:8px 14px;font-size:13.5px;font-weight:500;color:var(--ink);backdrop-filter:var(--blur);-webkit-backdrop-filter:var(--blur);transition:border-color .15s,box-shadow .15s;text-align:left}
.hero-note:hover{border-color:rgba(0,0,0,.16);box-shadow:var(--shadow-sm)}
.hero-note .pill-chip{background:#4176e6;border-radius:5px;color:#fff;font-size:11.5px;font-weight:700;padding:3px 8px;letter-spacing:.04em}
.hero-note .pill-chip.free{background:#0e9f6e}
.hero-note .arr{color:var(--muted);transition:transform .2s}
.hero-note:hover .arr{transform:translateX(2px);color:var(--brand)}
.sparkle{flex-shrink:0;animation:sparklePulse 2.4s ease-in-out infinite}
@keyframes sparklePulse{0%,100%{opacity:1}50%{opacity:.45}}

/* DeepSeek signature prompt box */
.ds-input{width:min(760px,100%);margin-top:36px;background:#fff;border:1px solid rgba(0,0,0,.1);border-radius:20px;padding:20px 20px 14px;text-align:left;box-shadow:0 0 0 1px #f1f5f9,0 10px 30px rgba(23,32,64,.08),0 28px 60px -30px rgba(77,107,254,.3);transition:border-color .2s,box-shadow .2s}
.ds-input:hover{border-color:rgba(77,107,254,.4)}
.ds-ph{color:rgba(0,0,0,.42);font-size:16px;line-height:1.55}
.ds-row{display:flex;align-items:center;gap:8px;margin-top:18px;flex-wrap:wrap}
.ds-mode{font-size:12.5px;font-weight:600;color:var(--muted);border:1px solid var(--line-strong);border-radius:var(--radius-pill);padding:6px 14px;background:#fff}
.ds-mode.on{color:var(--brand-ink);background:var(--brand-soft);border-color:rgba(77,107,254,.5)}
.ds-credit{margin-left:auto;font-size:12px;font-weight:600;color:var(--brand-ink);background:var(--brand-soft);border-radius:var(--radius-pill);padding:6px 12px}
.ds-send{width:38px;height:38px;border-radius:12px;background:var(--brand);display:grid;place-items:center;box-shadow:0 6px 14px -6px rgba(77,107,254,.7);flex-shrink:0}
.ds-live{display:flex;align-items:center;gap:9px;font-size:13px;font-weight:600;color:var(--muted)}
.ds-dot{width:8px;height:8px;border-radius:50%;background:#10b981;flex-shrink:0;animation:dsPulse 2.2s ease-out infinite}
@keyframes dsPulse{0%{box-shadow:0 0 0 0 rgba(16,185,129,.45)}70%{box-shadow:0 0 0 9px rgba(16,185,129,0)}100%{box-shadow:0 0 0 0 rgba(16,185,129,0)}}
@media (prefers-reduced-motion:reduce){.ds-dot{animation:none}}
.ds-act{display:flex;align-items:flex-start;gap:10px;margin-top:13px;font-size:14.5px;line-height:1.5;color:var(--ink)}
.ds-act .sp{color:var(--brand);font-size:13px;line-height:1.65;flex-shrink:0}
.ds-tag{margin-left:auto;flex-shrink:0;font-size:11.5px;font-weight:650;border-radius:var(--radius-pill);padding:4px 11px;white-space:nowrap}
.ds-tag.credit{color:var(--brand-ink);background:var(--brand-soft)}
.ds-tag.auto{color:#047857;background:#ecfdf5}
.ds-sep{border-top:1px solid var(--line);padding-top:14px;margin-top:16px}
.ds-chips{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-top:20px}
.ds-chips a{font-size:13.5px;font-weight:550;color:var(--muted);border:1px solid var(--line-strong);border-radius:var(--radius-pill);padding:8px 16px;background:rgba(255,255,255,.66);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);transition:color .15s,border-color .15s,background .15s}
.ds-chips a:hover{color:var(--brand);border-color:rgba(77,107,254,.55);background:#fff}
.ds-cta{display:flex;gap:13px;justify-content:center;flex-wrap:wrap;margin-top:36px}
.ds-free{margin-top:26px;font-size:16.5px;color:var(--ink);display:flex;align-items:baseline;justify-content:center;gap:10px;flex-wrap:wrap}
.ds-free b{font-size:32px;font-weight:800;letter-spacing:-.03em;color:#047857;background:#d9f5e7;border-radius:14px;padding:2px 16px}
.ds-trust{margin-top:18px;color:var(--muted);font-size:13.5px}
.ds-trust a{color:var(--brand)}
.ds-signin{margin-top:14px;font-size:14px;color:var(--muted)}
.ds-signin a{color:var(--brand);font-weight:600}

/* legacy hero CTA blocks (other pages) */
.cta-blocks{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:30px;max-width:600px}
.cta-block{display:flex;flex-direction:column;gap:5px;padding:22px 24px;border-radius:var(--radius);background:hsla(0,0%,100%,.5);border:1px solid rgba(255,255,255,.78);backdrop-filter:var(--blur);-webkit-backdrop-filter:var(--blur);box-shadow:var(--shadow-sm);transition:transform .2s,box-shadow .2s,border-color .2s,background .2s;position:relative;overflow:hidden}
.cta-block::after{content:"→";position:absolute;right:20px;top:50%;transform:translateY(-50%);font-size:17px;color:rgba(0,0,0,.4);transition:color .2s,right .2s}
.cta-block:hover{transform:translateY(-4px);background:hsla(0,0%,100%,.72);box-shadow:var(--shadow);border-color:rgba(255,255,255,.95)}
.cta-block:hover::after{color:var(--brand);right:16px}
.cta-block b{font-size:17px;letter-spacing:-.02em;color:var(--ink);font-family:var(--display)}
.cta-block span{font-size:13.5px;color:var(--muted);line-height:1.5}
.hp-tabs{display:flex;gap:8px;flex-wrap:wrap;margin-top:30px}
.hp-tabs a{font-size:13.5px;font-weight:550;color:var(--muted);border:1px solid var(--line-strong);border-radius:var(--radius-pill);padding:8px 16px;background:rgba(255,255,255,.66);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}
.hp-tabs a:hover{color:var(--brand);border-color:rgba(77,107,254,.55);background:#fff}

/* product app mock — glass (legacy) */
.hp-art{position:relative}.hp-art .glow{display:none}
.hp-app{background:var(--glass-strong);border:1px solid rgba(0,0,0,.09);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden;backdrop-filter:var(--blur);-webkit-backdrop-filter:var(--blur)}
.hp-chrome{display:flex;align-items:center;gap:7px;padding:12px 16px;border-bottom:1px solid var(--line);background:rgba(255,255,255,.82)}
.hp-chrome .dot{width:10px;height:10px;border-radius:50%}
.hp-url{margin-left:10px;flex:1;background:rgba(0,0,0,.035);border:1px solid var(--line);border-radius:9px;padding:4px 12px;font-size:12px;color:var(--muted);max-width:230px;white-space:nowrap;overflow:hidden}
.hp-chrome .lock{margin-left:auto;font-size:13px;color:var(--ai)}
.hp-body{display:grid;grid-template-columns:168px 1fr 188px;min-height:372px}
.hp-list{border-right:1px solid var(--line);background:rgba(0,0,0,.025);padding:10px 8px;display:flex;flex-direction:column;gap:6px}
.hp-item{display:flex;gap:8px;align-items:center;padding:8px 9px;border-radius:11px;font-size:12px}
.hp-item.on{background:#fff;border:1px solid var(--line-strong);box-shadow:var(--shadow-sm)}
.hp-item .n{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:600}
.hp-item .t{font-size:10.5px;color:var(--muted);margin-top:1px}
.hp-item .av{width:22px;height:22px;border-radius:50%;background:#fff;border:1px solid var(--line-strong);color:var(--brand);display:grid;place-items:center;font-weight:700;font-size:9px;flex-shrink:0}
.hp-thread{padding:16px;display:flex;flex-direction:column;gap:11px;justify-content:flex-end}
.hp-msg{max-width:78%;font-size:13px;line-height:1.5;padding:10px 13px;border-radius:14px;animation:hpIn .5s ease both;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-sm)}
.hp-msg.in{background:rgba(0,0,0,.028);border:1px solid var(--line);align-self:flex-start}
.hp-msg.out{background:#fff;border:1px solid var(--line);align-self:flex-end;box-shadow:var(--shadow-sm)}
.hp-msg .tag{display:inline-flex;align-items:center;gap:5px;font-size:10px;font-weight:750;background:var(--ai-soft);color:var(--ai-ink);border-radius:7px;padding:2px 7px;margin-bottom:5px}
.hp-suggest{display:flex;gap:6px;flex-wrap:wrap;max-width:90%}
.hp-suggest .s{font-size:11px;font-weight:600;color:var(--muted);background:#fff;border:1px solid var(--line-strong);border-radius:var(--radius-pill);padding:5px 10px}
.hp-suggest .s.hot{border-color:var(--ai);color:var(--ai-ink);background:var(--ai-soft)}
.hp-composer{display:flex;align-items:center;gap:8px;border:1px solid var(--line-strong);border-radius:12px;padding:8px 12px;font-size:12.5px;color:var(--muted);background:#fff}
.hp-composer .pill{margin-left:auto;background:var(--brand-soft);color:var(--brand-ink);font-size:10.5px;font-weight:750;border-radius:9px;padding:4px 9px}
.hp-ctx{border-left:1px solid var(--line);padding:14px;background:rgba(0,0,0,.025);font-size:12px}
.hp-ctx .who{display:flex;gap:10px;align-items:center;margin-bottom:12px}
.hp-ctx .big-av{width:38px;height:38px;border-radius:12px;background:var(--grad);color:#fff;display:grid;place-items:center;font-weight:800;font-size:14px;box-shadow:0 6px 14px -6px rgba(77,107,254,.6)}
.hp-ctx .name{font-weight:700;font-size:13.5px}
.hp-ctx .meta{color:var(--muted);font-size:11px}
.hp-ctx .row{display:flex;justify-content:space-between;padding:7px 0;border-bottom:1px dashed var(--line);font-size:11.5px}
.hp-ctx .row b{font-weight:650}
.hp-ctx .k{color:var(--muted)}
.hp-chip{position:absolute;background:rgba(255,255,255,.82);border:1px solid rgba(0,0,0,.1);border-radius:var(--radius-s);box-shadow:var(--shadow);padding:10px 14px;font-size:12.5px;font-weight:600;max-width:200px;backdrop-filter:var(--blur);-webkit-backdrop-filter:var(--blur)}
.hp-chip b{display:block;font-size:14px;line-height:1.35;margin-bottom:2px}
.hp-chip .t{display:block;font-size:11.5px;color:var(--muted);font-weight:500;line-height:1.45;margin-top:3px}
.hp-chip .l{display:inline-block;margin-top:7px;font-size:12px;font-weight:650;color:var(--brand)}
.hp-chip .tag{display:inline-flex;align-items:center;gap:5px;font-size:10px;font-weight:750;border-radius:7px;padding:2px 8px;margin-bottom:6px}
.hp-chip.c1{top:-18px;right:-16px}
.hp-chip.c1 .tag{color:var(--ai-ink);background:var(--ai-soft)}
.hp-chip.c2{bottom:-20px;left:-18px}
.hp-chip.c2 .tag{color:var(--brand-ink);background:var(--brand-soft)}
@keyframes hpIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

/* inner page hero */
.page-hero{background:radial-gradient(1000px 560px at 50% -10%,rgba(77,107,254,.16),transparent 62%),var(--bg);position:relative;overflow:hidden;padding:72px 0 56px}
.page-hero h1{color:#152443}
.page-hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(to right,rgba(77,107,254,.08) 1px,transparent 1px),linear-gradient(to bottom,rgba(77,107,254,.08) 1px,transparent 1px);background-size:48px 48px;mask-image:linear-gradient(to bottom,rgba(0,0,0,.9),rgba(0,0,0,.25) 62%,transparent);-webkit-mask-image:linear-gradient(to bottom,rgba(0,0,0,.9),rgba(0,0,0,.25) 62%,transparent);pointer-events:none}
.page-hero > *{position:relative;z-index:1}
.back-link{display:inline-flex;align-items:center;gap:7px;font-size:13.5px;font-weight:600;color:var(--muted);background:var(--glass);border:1px solid rgba(0,0,0,.09);border-radius:var(--radius-pill);padding:7px 15px;backdrop-filter:var(--blur);-webkit-backdrop-filter:var(--blur);margin-bottom:20px;transition:color .15s,border-color .15s}
.back-link:hover{color:var(--brand);border-color:rgba(77,107,254,.4)}
.back-link::before{content:"←";font-size:13px}

/* stat strip */
.hp-strip{display:grid;grid-template-columns:repeat(3,1fr);width:100%;margin-top:64px;border:1px solid var(--line);border-radius:var(--radius);background:rgba(255,255,255,.72);backdrop-filter:var(--blur);-webkit-backdrop-filter:var(--blur);box-shadow:var(--shadow-sm)}
.hp-strip .cell{padding:24px 26px;text-align:left}
.hp-strip .cell + .cell{border-left:1px solid var(--line)}
.hp-strip b{display:block;font-size:30px;letter-spacing:-.03em;font-family:var(--display);color:var(--brand);font-weight:700}
.hp-strip span{font-size:14px;color:var(--muted);font-weight:500}

/* glass + surface cards */
.card{background:var(--glass-strong);border:1px solid var(--line);border-radius:var(--radius);padding:28px;backdrop-filter:var(--blur);-webkit-backdrop-filter:var(--blur);box-shadow:var(--shadow-sm)}
.grid{display:grid;gap:24px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.grow{align-items:stretch}
.badge{display:inline-block;font-size:12px;font-weight:650;padding:4px 12px;border-radius:var(--radius-pill)}
.badge-brand{background:var(--brand-soft);color:var(--brand-ink)}
.badge-ai{background:var(--ai-soft);color:var(--ai-ink)}
.badge-ok{background:var(--ok-soft);color:var(--ok)}
.badge-warn{background:var(--amber-soft);color:#b45309}
.badge-line{background:#fff;border:1px solid var(--line-strong);color:var(--muted)}
.mt-1{margin-top:10px}.mt-0{margin-top:0}.mt-2{margin-top:20px}.mt-3{margin-top:34px}

/* flat pillar cards with illustration */
.pillar{position:relative;background:var(--glass-strong);border:1px solid var(--line);border-radius:var(--radius);padding:0;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;overflow:hidden;backdrop-filter:var(--blur);-webkit-backdrop-filter:var(--blur);transition:transform .2s,border-color .2s,box-shadow .2s}
.pillar:hover{transform:translateY(-4px);border-color:rgba(0,0,0,.12);box-shadow:var(--shadow)}
.pillar .art{border-bottom:1px solid var(--line);background:var(--bg-soft);padding:18px 18px 0;display:block}
.pillar .body{padding:22px 24px 26px;display:flex;flex-direction:column;flex:1}
.pillar h3{font-size:19px;margin-bottom:6px}
.pillar p{color:var(--muted);font-size:14.5px;flex:1}
.pillar ul{list-style:none;padding:0;margin:14px 0 0;display:grid;gap:7px}
.pillar li{font-size:13.5px;color:var(--ink);display:flex;gap:9px;align-items:flex-start;font-weight:550}
.pillar li::before{content:"✓";color:var(--ok);font-weight:800;font-size:12px;margin-top:2px}
.pillar .more{margin-top:16px;font-weight:650;font-size:14px}
.pillar .num{position:absolute;top:14px;right:18px;font-family:var(--display);font-size:11.5px;font-weight:650;color:var(--muted);letter-spacing:.05em;background:rgba(255,255,255,.85);border:1px solid var(--line);border-radius:var(--radius-pill);padding:3px 11px;z-index:2;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}
.pillar.ic-ai .art{background:linear-gradient(#fbfbfc,#edf4fe)}

/* flat illustrations holder */
.flat{display:block;width:100%;height:auto}

/* metric band */
.hp-metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.hp-metrics .m{text-align:center;background:var(--glass-strong);border:1px solid var(--line);border-radius:var(--radius);padding:24px 12px;backdrop-filter:var(--blur);-webkit-backdrop-filter:var(--blur);box-shadow:var(--shadow-sm);transition:transform .18s}
.hp-metrics .m:hover{transform:translateY(-3px)}
.hp-metrics .m b{display:block;font-family:var(--display);font-size:clamp(26px,3.2vw,36px);font-weight:700;letter-spacing:-.035em;color:var(--brand)}
.hp-metrics .m span{font-size:13.5px;color:var(--muted);font-weight:550}

/* doc flow (dark section) */
.hp-flow{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.hp-flow .node{background:#17171c;border:1px solid #2a2a33;border-radius:var(--radius-s);padding:22px 16px;text-align:center;transition:transform .18s,border-color .18s}
.hp-flow .node:hover{transform:translateY(-3px);border-color:#3a3a46}
.hp-flow .node svg{margin:0 auto}
.hp-flow .node b{display:block;font-size:16px;color:#fff;margin:10px 0 4px}
.hp-flow .node span{font-size:12.5px;color:#9096a3}

/* integrations — dark chips on light section */
.hp-ints{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;max-width:880px;margin:0 auto}
.hp-ints span{font-size:13.5px;font-weight:550;color:#c3c9d4;border:1px solid #2f2f3a;border-radius:var(--radius-pill);padding:9px 17px;background:#17171c}

/* pricing */
.plan-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:22px;align-items:stretch}
.plan{border:1px solid var(--line);border-radius:var(--radius);background:var(--glass-strong);padding:30px;display:flex;flex-direction:column;backdrop-filter:var(--blur);-webkit-backdrop-filter:var(--blur);box-shadow:var(--shadow-sm);transition:transform .2s,box-shadow .2s}
.plan:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.plan.featured{border:2px solid var(--brand);position:relative;box-shadow:0 0 0 1px rgba(77,107,254,.15),0 12px 32px -14px rgba(77,107,254,.5)}
.plan .badge{align-self:flex-start}
.plan .price{font-size:44px;font-weight:750;letter-spacing:-.035em;margin:10px 0 2px;font-family:var(--display);color:var(--ink)}
.plan .price small{font-size:15px;color:var(--muted);font-weight:600}
.plan ul{list-style:none;padding:0;margin:20px 0;flex:1}
.plan li{padding:7px 0;color:var(--ink);border-bottom:1px dashed var(--line);font-size:15px}
.plan li:last-child{border-bottom:none}
.plan .btn{width:100%;justify-content:center}

/* calculator */
.calc{background:var(--glass-strong);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;backdrop-filter:var(--blur);-webkit-backdrop-filter:var(--blur);box-shadow:var(--shadow-sm)}
.calc-row{display:grid;grid-template-columns:280px 1fr 200px;gap:18px;padding:20px 24px;border-bottom:1px solid var(--line);align-items:center}
.calc-row label{font-weight:650;font-size:15px}
.calc-row .sub{display:block;color:var(--muted);font-size:13px;font-weight:500}
.calc-row input[type=number]{width:100px;padding:10px 12px;border:1px solid var(--line-strong);border-radius:12px;font-size:16px;font-weight:600;background:#fff}
.calc-row select{padding:10px 12px;border:1px solid var(--line-strong);border-radius:12px;font-size:15px;background:#fff}
.calc-total{display:flex;justify-content:space-between;align-items:center;padding:22px 24px;background:var(--bg-soft)}
.calc-total b{font-size:30px;letter-spacing:-.03em;font-family:var(--display);color:var(--brand)}
.kludge{font-size:12.5px;color:var(--muted)}

/* conversation demo (features + product detail pages) */
.hero-demo{background:#fff;border:1px solid rgba(0,0,0,.1);border-radius:20px;padding:20px;box-shadow:0 0 0 1px #f1f5f9,0 10px 30px rgba(23,32,64,.08),0 28px 60px -30px rgba(77,107,254,.3);text-align:left}
.hero-demo .row{display:flex;gap:10px;align-items:flex-start;margin-top:12px}
.hero-demo .row:first-child{margin-top:0}
.hero-demo .av{width:30px;height:30px;border-radius:50%;background:#f1f2f4;color:var(--muted);display:grid;place-items:center;font-weight:700;font-size:11px;flex-shrink:0}
.hero-demo .msg{background:#f1f3f8;border-radius:4px 16px 16px 16px;padding:10px 14px;font-size:14px;line-height:1.55;color:var(--ink)}
.hero-demo .msg.reply{background:var(--brand-soft)}
.hero-demo .ai-tag{display:inline-block;font-size:10.5px;font-weight:700;color:var(--brand-ink);background:#fff;border:1px solid var(--line-strong);border-radius:var(--radius-pill);padding:2px 8px;margin-right:6px;vertical-align:1px}

/* inputs */
input,select,textarea{font-family:var(--font)}
.form-input,form input,form select,form textarea{width:100%;margin-top:6px;padding:11px 14px;border:1px solid var(--line-strong);border-radius:12px;font-size:15px;background:#fff;color:var(--ink);transition:border-color .15s,box-shadow .15s}
.form-input:focus,input:focus,select:focus,textarea:focus{outline:none;border-color:rgba(77,107,254,.6);box-shadow:0 0 0 3px rgba(77,107,254,.14)}
.form-input::placeholder,input::placeholder,textarea::placeholder{color:rgba(0,0,0,.35)}

/* table */
.table{width:100%;border-collapse:collapse}
.table th{text-align:left;font-size:12.5px;text-transform:uppercase;letter-spacing:.07em;color:var(--muted);padding:10px 14px;border-bottom:2px solid var(--line);font-weight:650}
.table td{padding:15px 14px;border-bottom:1px solid var(--line);font-size:15px}
.table tbody tr:last-child td{border-bottom:none}
.table tbody tr:hover{background:rgba(0,0,0,.022)}

/* steps */
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:20px;counter-reset:step}
.step{background:var(--glass-strong);border:1px solid var(--line);border-radius:var(--radius);padding:26px;backdrop-filter:var(--blur);-webkit-backdrop-filter:var(--blur);box-shadow:var(--shadow-sm);transition:transform .18s,box-shadow .18s}
.step:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.step::before{counter-increment:step;content:"0" counter(step);font-family:var(--display);font-size:26px;font-weight:650;color:var(--brand);letter-spacing:-.04em}
.step h3{margin:12px 0 6px}
.step p{color:var(--muted);font-size:14.5px;margin:0}
code{background:var(--brand-soft);color:var(--brand-ink);border-radius:7px;padding:2px 7px;font-size:.88em}
pre{background:var(--bg-deep);color:#d8dbe4;padding:18px 20px;border-radius:var(--radius-panel);overflow:auto;font-size:13.5px;line-height:1.6;border:1px solid #23232c}
pre code{background:none;color:inherit;padding:0}

/* icon chips (docs) */
.icon-chip{display:inline-grid;place-items:center;width:46px;height:46px;border-radius:14px;margin-bottom:12px}
.icon-chip.icon-brand{background:var(--brand-soft)}.icon-chip.icon-ai{background:var(--ai-soft)}

/* use-cases */
.uc{background:var(--glass-strong);border:1px solid var(--line);border-radius:var(--radius);padding:24px 26px;display:flex;flex-direction:column;gap:8px;backdrop-filter:var(--blur);-webkit-backdrop-filter:var(--blur);box-shadow:var(--shadow-sm);transition:transform .18s,box-shadow .18s,border-color .18s;color:var(--ink)}
.uc:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--line-strong);text-decoration:none}
.uc .ic{width:42px;height:42px;border-radius:13px;display:grid;place-items:center;margin-bottom:4px}
.uc-head{display:flex;align-items:center;gap:12px}
.uc .uc-head .ic{margin-bottom:0}
.uc.ic-b{background:var(--brand-soft)}.uc.ic-a{background:var(--ai-soft)}.uc.ic-v{background:var(--violet-soft)}.uc.ic-am{background:var(--amber-soft)}
.uc h3{font-size:17px}
.uc p{font-size:14px;color:var(--muted);margin:0;flex:1}
.uc .arr{color:var(--brand);font-weight:650;font-size:14px}

/* comparison strip */
.cmp-grid{display:grid;grid-template-columns:1fr 1.6fr 1.6fr 1.4fr 1.4fr;gap:0}
.cmp-cell{padding:15px 14px;font-size:14px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:6px}
.cmp-head{font-weight:650;font-family:var(--display)}
.cmp-onsites{background:var(--brand-soft)}
.cmp-onsites::after{content:"★";color:var(--brand);margin-left:auto;font-size:12px}
.cmp-cell .yes{color:var(--ok);font-weight:700}
.cmp-cell .no{color:#c7ccd6}
.cmp-note{font-size:12.5px;color:var(--muted)}

/* faq */
.faq{max-width:780px;margin:0 auto}
details{border:1px solid var(--line);border-radius:var(--radius-panel);padding:20px 24px;margin-bottom:12px;background:var(--glass-strong);backdrop-filter:var(--blur);-webkit-backdrop-filter:var(--blur);box-shadow:var(--shadow-sm);transition:box-shadow .18s,border-color .18s}
details:hover{border-color:var(--line-strong)}
summary{font-weight:600;cursor:pointer;font-size:16.5px;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:12px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";font-size:20px;color:var(--brand);transition:transform .2s;font-weight:400}
details[open] summary::after{transform:rotate(45deg)}
details p{margin:12px 0 0;color:var(--muted)}

/* footer — light */
.footer{background:#f1f0ef;color:var(--muted);font-size:14px;border-top:1px solid var(--line)}
.footer-inner{display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:34px;padding:64px 0 34px}
.footer h4{color:var(--ink);font-size:13px;letter-spacing:.08em;text-transform:uppercase;margin-bottom:16px;font-family:var(--font);font-weight:700}
.footer a{color:var(--muted);display:block;padding:3.5px 0}
.footer a:hover{color:var(--ink)}
.footer .brand{color:var(--ink);margin-bottom:14px;display:inline-flex}
.footer-note{color:var(--muted);font-size:13.5px;max-width:280px;opacity:.8}
.footer-bottom{border-top:1px solid var(--line);padding:20px 0;color:var(--muted);font-size:13px;display:flex;justify-content:center;gap:14px;flex-wrap:wrap;text-align:center;opacity:.75}
.social{display:flex;gap:10px;margin-top:16px}
.social a{width:34px;height:34px;border:1px solid var(--line-strong);border-radius:11px;display:grid;place-items:center;font-size:14px;color:var(--muted)}
.social a:hover{border-color:rgba(0,0,0,.3);background:#fff;color:var(--ink)}

/* responsive */
@media(max-width:1020px){
  .hp-app{max-width:620px}
  .hp-body{grid-template-columns:132px 1fr}
  .hp-ctx{display:none}
  .hp-strip{grid-template-columns:1fr}
  .hp-strip .cell + .cell{border-left:none;border-top:1px solid var(--line)}
  .cmp-grid{grid-template-columns:1.1fr 1.2fr 1.2fr 1fr;overflow-x:auto}
  .cmp-cell.col-hide{display:none}
  .hp-chip.c1{right:-6px}.hp-chip.c2{left:-6px}
}
@media(max-width:960px){
  .section{padding:70px 0}
  .g2,.g3,.g4{grid-template-columns:1fr}
  .plan-grid{grid-template-columns:1fr}
  .cta-blocks{grid-template-columns:1fr}
  .hp-flow{grid-template-columns:1fr 1fr}
  .hp-metrics{grid-template-columns:1fr 1fr}
  .footer-inner{grid-template-columns:1fr 1fr}
  .nav-links{display:none;position:absolute;top:60px;left:0;right:0;background:#fff;flex-direction:column;padding:14px 24px 20px;border-bottom:1px solid var(--line);gap:6px;margin:0}
  .nav-links.open{display:flex}
  .nav-toggle{display:inline-block}
  .nav-cta{margin-left:auto}
}
/* auth portal (signin / start) */
.auth-page{background:radial-gradient(900px 480px at 50% -10%,rgba(77,107,254,.10),transparent 60%),var(--bg)}
.auth-main{padding:56px 0 72px;min-height:calc(100vh - 64px - 41px)}
.auth-wrap{max-width:960px;margin:0 auto;display:grid;grid-template-columns:minmax(0,420px) minmax(0,1fr);gap:56px;align-items:center}
.auth-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:40px 36px 32px;box-shadow:0 1px 2px rgba(16,24,40,.04),0 8px 24px rgba(16,24,40,.06)}
.auth-showcase{display:grid;gap:24px}
.auth-showcase-head h2{font-size:clamp(26px,3.4vw,34px);line-height:1.2;color:#152443;margin:0 0 12px;letter-spacing:-.02em}
.auth-showcase-head p{font-size:15.5px;color:var(--muted);line-height:1.6;margin:0}
.auth-showcase-list{display:grid;gap:14px;margin:0;padding:0;list-style:none}
.auth-showcase-item{display:flex;gap:12px;align-items:flex-start}
.auth-showcase-item .sc-icon{flex:none;width:34px;height:34px;border-radius:9px;background:var(--brand-soft);color:var(--brand-ink);display:flex;align-items:center;justify-content:center;font-size:16px}
.auth-showcase-item b{display:block;font-size:14.5px;color:var(--ink);margin-bottom:2px}
.auth-showcase-item span{font-size:13.5px;color:var(--muted);line-height:1.5}
.auth-showcase-badge{display:inline-flex;align-items:center;gap:8px;padding:8px 14px;border:1px solid var(--line);border-radius:999px;background:#fff;font-size:13px;font-weight:600;color:var(--ink);width:fit-content}
.auth-brand{display:flex;align-items:center;justify-content:center;gap:10px;margin-bottom:28px}
.auth-brand .brand-mark{width:26px;height:26px;color:var(--ink)}
.auth-brand span{font-size:17px;font-weight:700;letter-spacing:-.01em;color:var(--ink)}
.auth-card-head{text-align:center;margin-bottom:28px}
.auth-card-head h1{font-size:24px;line-height:1.25;color:#152443;margin:0 0 8px;letter-spacing:-.02em}
.auth-lead{font-size:14.5px;color:var(--muted);line-height:1.55;margin:0}
.auth-oauth{margin-bottom:0}
.btn-oauth{width:100%;justify-content:center;gap:10px;padding:12px 20px;font-size:15px;font-weight:600;color:var(--ink);background:#fff;border:1px solid var(--line-strong);border-radius:10px;transition:border-color .15s,box-shadow .15s,background .15s}
.btn-oauth:hover{border-color:rgba(0,0,0,.28);box-shadow:0 1px 2px rgba(16,24,40,.05);background:#fafafa}
.oauth-icon{width:18px;height:18px;flex:none}
.auth-divider{display:flex;align-items:center;gap:12px;color:var(--muted);font-size:12.5px;margin:22px 0;letter-spacing:.02em}
.auth-divider::before,.auth-divider::after{content:"";flex:1;height:1px;background:var(--line)}
.auth-form{display:grid;gap:16px}
.auth-field{display:grid;gap:7px}
.auth-label{font-size:13px;font-weight:600;color:var(--ink);letter-spacing:.01em}
.auth-input{width:100%;padding:11px 14px;border:1px solid var(--line-strong);border-radius:10px;font-size:15px;background:#fff;color:var(--ink);transition:border-color .15s,box-shadow .15s}
.auth-input:focus{outline:none;border-color:rgba(0,0,0,.5);box-shadow:0 0 0 3px rgba(0,0,0,.06)}
.auth-input::placeholder{color:rgba(0,0,0,.35)}
.auth-row{display:flex;justify-content:flex-end;margin-top:-4px}
.auth-forgot{font-size:13.5px;font-weight:600;color:var(--ink)}
.auth-forgot a{color:var(--ink);text-decoration:underline;text-underline-offset:2px}
.auth-error{margin:0;font-size:13.5px;line-height:1.45;color:#c62828;background:#fdecea;border:1px solid #f5c6c2;border-radius:10px;padding:10px 12px}
.auth-submit{width:100%;justify-content:center;margin-top:4px;padding:12px 26px;font-size:15px;font-weight:600;border-radius:10px}
.auth-submit[disabled]{opacity:.72;cursor:wait;transform:none;box-shadow:none}
.auth-foot{margin:24px 0 0;font-size:14px;color:var(--muted);text-align:center}
.auth-foot a{font-weight:650}
.auth-trust{display:flex;align-items:center;justify-content:center;gap:8px;margin-top:24px;font-size:12.5px;color:var(--muted)}
.auth-trust-dot{opacity:.5}
.auth-pick{margin-top:4px}
.auth-pick-title{font-size:20px;color:#152443;margin:0 0 6px}
.auth-pick-lead{font-size:14px;color:var(--muted);margin:0 0 16px}
.auth-ws-list{display:grid;gap:10px}
.auth-ws-item{display:flex;align-items:center;justify-content:space-between;gap:12px;width:100%;padding:14px 16px;border:1px solid var(--line-strong);border-radius:12px;background:#fff;font:inherit;text-align:left;cursor:pointer;transition:border-color .15s,box-shadow .15s,transform .15s}
.auth-ws-item:hover{border-color:rgba(0,0,0,.28);box-shadow:0 1px 2px rgba(16,24,40,.05);transform:translateY(-1px)}
.auth-ws-name{font-weight:650;font-size:15px;color:var(--ink)}
.auth-ws-role{font-size:12px;font-weight:650;color:var(--brand-ink);background:var(--brand-soft);border-radius:var(--radius-pill);padding:4px 10px;white-space:nowrap}
.auth-footer{margin-top:auto}
.auth-success{margin:0;font-size:13.5px;line-height:1.45;color:#1b5e20;background:#e8f5e9;border:1px solid #c8e6c9;border-radius:10px;padding:10px 12px}
.auth-legal{margin:0;font-size:12px;line-height:1.5;color:var(--muted);text-align:center}
.auth-legal a{font-weight:600}
.auth-turnstile{display:flex;justify-content:center;min-height:65px}
/* Password strength meter (start page) */
.auth-pw-meter{display:grid;gap:6px;margin-top:-2px}
.auth-pw-meter-track{display:grid;grid-template-columns:repeat(3,1fr);gap:4px;height:4px}
.auth-pw-meter-track i{display:block;border-radius:2px;background:rgba(0,0,0,.09);transition:background .15s}
.auth-pw-meter-track i.on.is-weak{background:#c62828}
.auth-pw-meter-track i.on.is-medium{background:#e8960c}
.auth-pw-meter-track i.on.is-strong{background:#1b5e20}
.auth-pw-meter-row{display:flex;align-items:baseline;justify-content:space-between;gap:10px;font-size:12px;line-height:1.45}
.auth-pw-strength{font-weight:650;color:var(--muted);white-space:nowrap}
.auth-pw-strength.is-weak{color:#c62828}
.auth-pw-strength.is-medium{color:#e8960c}
.auth-pw-strength.is-strong{color:#1b5e20}
.auth-pw-hint{color:var(--muted);text-align:right}
.auth-verify{margin-top:4px}
.auth-verify-actions{margin:18px 0 0}
.auth-verify-dev{margin:12px 0 0;font-size:13px;text-align:center}
.auth-verify-dev a{font-weight:650}
@media(max-width:900px){
  .auth-wrap{grid-template-columns:1fr;max-width:420px;gap:0}
  .auth-showcase{display:none}
}
@media(max-width:600px){
  .auth-main{padding:32px 0 56px}
  .auth-card{padding:32px 24px 28px}
}

@media(max-width:600px){
  .hero{padding:64px 0 60px}
  .hero h1{font-size:clamp(34px,9vw,44px)}
  .hp-body{grid-template-columns:1fr}
  .hp-list{display:none}
  .hp-flow{grid-template-columns:1fr}
  .hp-metrics{grid-template-columns:1fr 1fr}
  .nav-cta .btn-secondary{display:none}
  .nav-cta .nav-link{display:none}
  .container{width:calc(100% - 36px)}
  .ds-row .ds-credit{display:none}
}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001s!important;transition-duration:.001s!important}
}