:root{
  --bg:#faf9f6; --surface:#fff; --surface-alt:#f2f0ea; --ink:#1b2430; --ink-muted:#5b6672;
  --amber:#e8a23d; --amber-deep:#c97f1e; --amber-soft:#fbeed6;
  --navy:#1f3a5f; --navy-deep:#152b47; --navy-ink:#0f2038; --success:#2f8f5b; --warn:#b7791f; --danger:#b4413a;
  --border:#ddd9cd; --line-dark:rgba(255,255,255,.14);
  --radius:12px; --maxw:1160px;
  --shadow:0 1px 2px rgba(27,36,48,.06),0 12px 28px -14px rgba(27,36,48,.22);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:'Inter',system-ui,-apple-system,'Segoe UI',sans-serif;line-height:1.55;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4{line-height:1.15;font-family:'Oswald','Inter',system-ui,sans-serif;margin:0;color:var(--ink);text-wrap:balance;font-weight:600}
p{margin:0}
a{color:inherit}
img,svg{max-width:100%}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.mono,code{font-family:'IBM Plex Mono',ui-monospace,monospace}
.skip{position:absolute;left:-999px}.skip:focus{left:12px;top:12px;background:#fff;padding:8px 12px;z-index:100}
:focus-visible{outline:3px solid var(--amber);outline-offset:2px}

/* nav */
.nav{position:sticky;top:0;z-index:50;background:rgba(250,249,246,.94);backdrop-filter:blur(8px);border-bottom:1px solid var(--border)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:68px;gap:20px}
.nav-logo{display:flex;align-items:center;gap:10px;text-decoration:none;flex:none}
.nav-logo svg{width:34px;height:34px}
.wordmark{font-family:'Oswald',sans-serif;font-size:21px;font-weight:600;letter-spacing:.2px}
.wordmark b{color:var(--amber-deep);font-weight:600}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-links a,.nav-drop>button{font:500 14.5px 'Inter',sans-serif;color:var(--ink-muted);text-decoration:none;padding:8px 12px;border-radius:8px;background:none;border:0;cursor:pointer}
.nav-links a:hover,.nav-drop>button:hover,.nav-links a[aria-current=page]{color:var(--ink);background:var(--surface-alt)}
.nav-drop{position:relative}
.nav-menu{display:none;position:absolute;top:100%;left:0;min-width:270px;background:var(--surface);border:1px solid var(--border);border-radius:12px;box-shadow:var(--shadow);padding:8px;margin-top:6px}
.nav-drop:hover .nav-menu,.nav-drop:focus-within .nav-menu,.nav-drop.open .nav-menu{display:block}
.nav-menu a{display:block;padding:9px 12px}
.nav-menu a small{display:block;color:var(--ink-muted);font-size:12.5px;font-weight:400}
.nav-cta{display:flex;align-items:center;gap:14px;flex:none}
.nav-signin{font-size:14.5px;font-weight:500;text-decoration:none;color:var(--navy)}
.nav-toggle{display:none;background:none;border:1px solid var(--border);border-radius:8px;padding:8px 10px;cursor:pointer;font:600 14px 'Inter'}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:999px;border:1px solid transparent;cursor:pointer;font:600 15px 'Inter',sans-serif;padding:12px 22px;text-decoration:none;transition:background .12s,transform .12s}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--amber);color:#1b2430}.btn-primary:hover{background:#f0b155}
.btn-navy{background:var(--navy);color:#fff}.btn-navy:hover{background:var(--navy-deep)}
.btn-ghost{border-color:var(--border);color:var(--ink);background:transparent}.btn-ghost:hover{border-color:var(--navy)}
.btn-ghost-dark{border-color:rgba(255,255,255,.35);color:#fff}.btn-ghost-dark:hover{border-color:#fff}
.btn-sm{padding:8px 16px;font-size:13.5px}
.mock-demo-link{display:inline-block;margin-left:6px;color:var(--navy);font-weight:700;text-decoration:underline;text-underline-offset:2px}
.tour-frame{border:1px solid var(--border);border-radius:16px;overflow:hidden;background:#fff;box-shadow:var(--shadow)}
.tour-frame iframe{display:block;width:100%;height:790px;border:0}
.tour-open{text-align:center;margin-top:22px}
@media(max-width:700px){.tour-frame iframe{height:720px}}

/* hero */
.hero{background:var(--navy-ink);color:#fff;position:relative;overflow:hidden;padding:0}
.hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(var(--line-dark) 1px,transparent 1px),linear-gradient(90deg,var(--line-dark) 1px,transparent 1px);background-size:48px 48px;opacity:.45;mask-image:linear-gradient(180deg,#000 30%,transparent)}
.hero .wrap{position:relative;padding-top:84px;padding-bottom:0}
.hero h1{color:#fff;font-size:clamp(38px,5.6vw,68px);line-height:1.04;letter-spacing:-.4px;max-width:15em;text-transform:none}
.hero h1 em{font-style:normal;color:var(--amber)}
.hero .lede{font-size:19px;color:#c9d4e2;max-width:40em;margin-top:22px}
.hero .ctas{display:flex;gap:12px;flex-wrap:wrap;margin-top:32px}
.eyebrow{font-family:'IBM Plex Mono',monospace;font-size:12.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--amber-deep);display:block;margin-bottom:14px;font-weight:500}
.hero .eyebrow{color:var(--amber)}
.hero-split{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center;padding-bottom:64px}
.page-hero .wrap{padding-top:64px;padding-bottom:64px}
.page-hero h1{font-size:clamp(34px,4.6vw,56px)}
.page-hero .lede{font-size:18px}
.crumb{font:500 13px 'IBM Plex Mono',monospace;color:#9fb0c6;margin-bottom:20px}
.crumb a{color:#9fb0c6;text-decoration:none}.crumb a:hover{color:#fff}

/* station strip */
.stations .wrap{padding-top:0;padding-bottom:0}
.stations{position:relative;margin-top:0;background:var(--navy-deep);border-top:1px solid var(--line-dark)}
.stations ol{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(7,1fr)}
.stations li{position:relative;padding:20px 14px 24px 0;border-left:1px solid var(--line-dark);padding-left:14px}
.stations li:first-child{border-left:0;padding-left:0}
.stations .sta{font:500 12px 'IBM Plex Mono',monospace;color:var(--amber);letter-spacing:.06em}
.stations b{display:block;font:600 17px 'Oswald',sans-serif;margin:6px 0 4px;color:#fff;letter-spacing:.2px}
.stations span.d{font-size:13px;color:#a9b8cc;line-height:1.4;display:block}
.stations a{text-decoration:none;color:inherit;display:block}.stations a:hover b{color:var(--amber)}

/* sections */
section{padding:88px 0}
.sec-alt{background:var(--surface-alt)}
.sec-dark{background:var(--navy-ink);color:#dbe4f0}.sec-dark h2,.sec-dark h3{color:#fff}.sec-dark .eyebrow{color:var(--amber)}
.sec-head{max-width:46em;margin-bottom:48px}
.sec-head h2{font-size:clamp(30px,3.6vw,44px);line-height:1.1}
.sec-head p{color:var(--ink-muted);font-size:18px;margin-top:16px}
.sec-dark .sec-head p{color:#b4c2d6}
.grid{display:grid;gap:20px}
.g2{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:repeat(3,1fr)}.g4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:26px}
.card h3{font-size:22px;margin-bottom:8px}
.card p{color:var(--ink-muted);font-size:15.5px}
.card .k{font:500 12px 'IBM Plex Mono',monospace;letter-spacing:.1em;text-transform:uppercase;color:var(--amber-deep);margin-bottom:12px;display:block}
a.card{text-decoration:none;transition:border-color .12s,box-shadow .12s}
a.card:hover{border-color:var(--navy);box-shadow:var(--shadow)}
a.card .more{display:inline-block;margin-top:14px;font-weight:600;font-size:14.5px;color:var(--navy)}
.tick{list-style:none;padding:0;margin:18px 0 0;display:grid;gap:10px}
.tick li{position:relative;padding-left:28px;font-size:15.5px}
.tick li::before{content:"";position:absolute;left:0;top:.35em;width:16px;height:16px;border-radius:50%;background:var(--amber-soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4.5 8.3l2.3 2.3 4.7-5' fill='none' stroke='%23c97f1e' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/16px no-repeat}
.sec-dark .tick li::before{background-color:rgba(232,162,61,.16)}
.feat{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.feat+.feat{margin-top:88px}
.feat.flip .feat-copy{order:2}
.feat-copy h3{font-size:clamp(26px,3vw,36px);line-height:1.12;margin-bottom:14px}
.feat-copy p{color:var(--ink-muted);font-size:17px}
.sec-dark .feat-copy p{color:#b4c2d6}
.tag{display:inline-block;font:500 11.5px 'IBM Plex Mono',monospace;letter-spacing:.08em;text-transform:uppercase;padding:4px 9px;border-radius:999px;background:var(--surface-alt);color:var(--ink-muted);border:1px solid var(--border)}
.tag.amber{background:var(--amber-soft);border-color:#f0d3a0;color:var(--amber-deep)}
.tag.green{background:#e4f3ea;border-color:#bfe0cc;color:var(--success)}
.tag.navy{background:#e3ebf6;border-color:#c5d4ea;color:var(--navy)}
.notice{border:1px dashed #cdbf9f;background:#fffaf0;border-radius:var(--radius);padding:18px 22px;font-size:14.5px;color:#6b5a33}
.notice b{color:#4d3f1e}

/* mockups */
.mock{background:var(--surface);border:1px solid var(--border);border-radius:14px;box-shadow:var(--shadow);overflow:hidden;color:var(--ink)}
.mock-bar{display:flex;align-items:center;gap:6px;padding:10px 14px;background:var(--surface-alt);border-bottom:1px solid var(--border);font:500 12px 'IBM Plex Mono',monospace;color:var(--ink-muted)}
.mock-bar i{width:9px;height:9px;border-radius:50%;background:#cfcabb;display:block}
.mock-bar span{margin-left:8px}
.mock-body{padding:20px;overflow-x:auto}
.mock-cap{font:500 11.5px 'IBM Plex Mono',monospace;color:var(--ink-muted);margin-top:10px;letter-spacing:.03em}
.sec-dark .mock-cap,.hero .mock-cap{color:#8fa3bd}
.row{display:flex;align-items:center;gap:12px;padding:11px 0;border-bottom:1px solid #ece9df}
.row:last-child{border-bottom:0}
.row .dot{width:9px;height:9px;border-radius:50%;flex:none;background:var(--success)}
.row .dot.a{background:var(--amber)}.row .dot.r{background:var(--danger)}.row .dot.n{background:var(--navy)}
.row .t{flex:1;min-width:0}.row .t b{display:block;font-size:14.5px}.row .t small{color:var(--ink-muted);font-size:12.5px}
.kv{display:grid;grid-template-columns:auto 1fr;gap:6px 18px;font-size:14px}
.kv dt{color:var(--ink-muted)}.kv dd{margin:0;font-family:'IBM Plex Mono',monospace;font-size:13.5px;text-align:right}
.meter{height:12px;border-radius:999px;background:#ece9df;overflow:hidden;margin:8px 0}
.meter i{display:block;height:100%;background:var(--success);border-radius:999px}
.stat{display:flex;gap:28px;flex-wrap:wrap}
.stat div b{display:block;font:600 34px 'Oswald',sans-serif;line-height:1}
.stat div span{font-size:13px;color:var(--ink-muted)}
.cols{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.col{background:var(--surface-alt);border-radius:10px;padding:10px}
.col h5{margin:0 0 8px;font:500 11px 'IBM Plex Mono',monospace;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-muted)}
.chip{background:#fff;border:1px solid var(--border);border-radius:8px;padding:8px 10px;font-size:12.5px;margin-bottom:8px}
.chip b{display:block;font-size:13px}
.lessons{display:grid;gap:0}
.lessons div{display:flex;gap:12px;padding:10px 0;border-bottom:1px solid #ece9df;font-size:14px;align-items:baseline}
.lessons div:last-child{border:0}
.lessons small{font:500 11px 'IBM Plex Mono',monospace;color:var(--amber-deep);flex:none;width:96px;letter-spacing:.04em}

/* timeline */
.timeline{position:relative;margin:0;padding:0;list-style:none;border-left:2px solid var(--border);margin-left:8px}
.timeline li{position:relative;padding:0 0 40px 34px}
.timeline li::before{content:"";position:absolute;left:-8px;top:6px;width:14px;height:14px;background:var(--amber);border:3px solid var(--bg);border-radius:50%;box-shadow:0 0 0 1px var(--amber-deep)}
.timeline time{font:500 13px 'IBM Plex Mono',monospace;color:var(--amber-deep);letter-spacing:.06em}
.timeline h3{font-size:24px;margin:4px 0 8px}
.timeline p{color:var(--ink-muted);max-width:44em}

/* cta band */
.cta-band{background:var(--navy);color:#fff;padding:72px 0}
.cta-band .wrap{display:flex;justify-content:space-between;gap:32px;align-items:center;flex-wrap:wrap}
.cta-band h2{color:#fff;font-size:clamp(28px,3.4vw,40px);max-width:16em}
.cta-band p{color:#c1cee0;margin-top:10px;max-width:34em}

/* footer */
.footer{background:var(--navy-ink);color:#b4c2d6;padding:64px 0 32px;font-size:14.5px}
.footer .cols4{display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:32px}
.footer h4{font:500 12px 'IBM Plex Mono',monospace;letter-spacing:.12em;text-transform:uppercase;color:var(--amber);margin-bottom:14px}
.footer a{display:block;text-decoration:none;padding:4px 0;color:#cfd9e8}.footer a:hover{color:#fff}
.footer .wordmark{color:#fff}
.footer .fine{margin-top:44px;padding-top:22px;border-top:1px solid var(--line-dark);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:#8fa3bd}

/* form */
.form-shell{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:start}
.form-card{background:var(--surface);border:1px solid var(--border);border-radius:16px;box-shadow:var(--shadow);padding:30px}
.form-card h3{font-size:26px;margin-bottom:4px}
.field{margin-top:16px}.field label{display:block;font-weight:600;font-size:14px;margin-bottom:6px}
.field input,.field select,.field textarea{width:100%;font:400 15.5px 'Inter',sans-serif;padding:11px 13px;border:1px solid var(--border);border-radius:10px;background:#fff;color:var(--ink)}
.field textarea{min-height:110px;resize:vertical}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field-error{display:none;color:var(--danger);font-size:13px;margin-top:5px}
.field.has-error input{border-color:var(--danger)}.field.has-error .field-error{display:block}
.hp{position:absolute;left:-9999px;height:0;overflow:hidden}
.form-msg{display:none;margin-top:14px;padding:12px 14px;border-radius:10px;font-size:14.5px}
.form-msg.show{display:block}.form-msg.err{background:#fbe9e7;color:#8a2a24;border:1px solid #efc3be}
.form-success{display:none;text-align:center;padding:24px 8px}.form-success.show{display:block}
.form-success h3{margin-bottom:8px}

/* table */
.tbl{width:100%;border-collapse:collapse;font-size:15px;background:var(--surface);border:1px solid var(--border);border-radius:12px;overflow:hidden}
.tbl th,.tbl td{text-align:left;padding:14px 18px;border-bottom:1px solid #ece9df;vertical-align:top}
.tbl th{font:500 12px 'IBM Plex Mono',monospace;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-muted);background:var(--surface-alt)}
.tbl tr:last-child td{border-bottom:0}
.scroll-x{overflow-x:auto}

@media(max-width:980px){
  .hero-split,.feat,.form-shell{grid-template-columns:1fr;gap:36px}
  .feat.flip .feat-copy{order:0}
  .g3,.g4{grid-template-columns:repeat(2,1fr)}
  .stations ol{grid-template-columns:repeat(4,1fr)}
  .stations li:nth-child(5){border-left:0;padding-left:0}
  .footer .cols4{grid-template-columns:1fr 1fr}
  .nav-links,.nav-cta .nav-signin{display:none}
  .nav-toggle{display:block}
  .nav.open .nav-links{display:flex;position:absolute;top:68px;left:0;right:0;flex-direction:column;align-items:stretch;background:var(--bg);border-bottom:1px solid var(--border);padding:12px 20px 20px;max-height:calc(100vh - 68px);overflow:auto}
  .nav.open .nav-menu{display:block;position:static;box-shadow:none;border:0;padding:0 0 0 12px;margin:0}
  .nav.open .nav-drop>button{text-align:left;width:100%}
}
@media(max-width:620px){
  section{padding:60px 0}
  .g2,.g3,.g4,.field-row{grid-template-columns:1fr}
  .stations ol{grid-template-columns:repeat(2,1fr)}
  .stations li:nth-child(odd){border-left:0;padding-left:0}
  .hero .wrap{padding-top:52px}
  .cols{grid-template-columns:1fr}
  .footer .cols4{grid-template-columns:1fr}
  .nav-cta .btn{display:none}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
.feat>*,.hero-split>*,.form-shell>*,.grid>*{min-width:0}