:root{
  --bg:#0b1220; --bg-soft:#0f172a; --panel:#111b31; --panel-2:#0f1a2d;
  --text:#e5e7eb; --muted:#aeb8c7; --line:rgba(255,255,255,.08);
  --accent:#22c55e; --accent-2:#38bdf8; --danger:#ef4444; --warn:#f59e0b; --ok:#22c55e;
  --shadow:0 18px 40px rgba(0,0,0,.28); --radius:18px;
}
:root[data-theme="light"]{
  --bg:#f5f7fb; --bg-soft:#fff; --panel:#fff; --panel-2:#f7fafc; --text:#0f172a;
  --muted:#475569; --line:rgba(15,23,42,.10); --accent:#16a34a; --accent-2:#0284c7;
  --shadow:0 18px 40px rgba(15,23,42,.08);
}
*{box-sizing:border-box} html,body{margin:0;padding:0}
body{
  font-family:"Segoe UI",Roboto,Arial,sans-serif;
  background:
    radial-gradient(1000px 500px at 80% -20%, rgba(56,189,248,.15), transparent 60%),
    radial-gradient(900px 400px at 10% 0%, rgba(34,197,94,.12), transparent 55%),
    var(--bg);
  color:var(--text); line-height:1.55;
}
a{color:inherit;text-decoration:none}
code{font-family:Consolas, monospace; font-size:12px}
.wrap{width:min(1120px, calc(100% - 32px)); margin:0 auto;}

.topbar{
  position:sticky; top:0; z-index:50; backdrop-filter:blur(10px);
  background:color-mix(in srgb, var(--bg-soft) 88%, transparent);
  border-bottom:1px solid var(--line);
}
.topbar-inner{min-height:72px; display:flex; align-items:center; gap:16px; justify-content:space-between}
.brand{display:flex; align-items:center}
.brand-logo{height:40px; width:auto; display:block}
.nav{display:flex; gap:18px; align-items:center}
.nav a{color:var(--muted); font-size:14px}
.nav a:hover{color:var(--text)}
.theme-toggle{
  border:1px solid var(--line); background:var(--panel); color:var(--text);
  padding:8px 10px; border-radius:12px; display:flex; align-items:center; gap:8px; cursor:pointer;
}
.theme-label{font-size:12px; color:var(--muted)}

.hero{padding:40px 0 20px}
.hero-grid{display:grid; grid-template-columns:1.05fr .95fr; gap:20px}
.eyebrow{margin:0 0 8px; color:var(--accent-2); font-weight:700; font-size:12px; text-transform:uppercase; letter-spacing:.12em}
.hero h1{margin:0 0 10px; font-size:clamp(28px,5vw,44px); line-height:1.05}
.lead{margin:0; color:var(--muted); font-size:16px; max-width:62ch}
.hero-actions{display:flex; gap:10px; margin:18px 0 14px; flex-wrap:wrap}

.btn{
  border:1px solid var(--line); background:var(--panel); color:var(--text);
  padding:10px 14px; border-radius:12px; font-weight:600; display:inline-flex;
  align-items:center; justify-content:center; cursor:pointer;
  transition:transform .08s ease, border-color .2s ease;
}
.btn:hover{transform:translateY(-1px)}
.btn-primary{
  background:linear-gradient(135deg, color-mix(in srgb, var(--accent) 85%, #fff 0%), color-mix(in srgb, var(--accent-2) 70%, #fff 0%));
  border-color:transparent; color:#08121f;
}
:root[data-theme="light"] .btn-primary{color:#fff}
.btn-ghost{background:transparent}
.btn-small{padding:8px 10px; font-size:12px}
.btn-full{width:100%}

.hotkey-box{
  margin-top:8px; display:flex; align-items:center; gap:8px; flex-wrap:wrap;
  padding:12px; background:var(--panel); border:1px solid var(--line); border-radius:14px; box-shadow:var(--shadow);
}
.hotkey-key{border:1px solid var(--line); background:var(--panel-2); padding:6px 10px; border-radius:10px; font-weight:700; font-size:13px}
.hotkey-plus{color:var(--muted); font-weight:700}
.hotkey-hint{margin-left:6px; color:var(--muted); font-size:13px}
.brand-tags{margin-top:10px; display:flex; gap:8px; flex-wrap:wrap}
.brand-tags span{
  border:1px solid var(--line); background:var(--panel); color:var(--muted);
  border-radius:999px; padding:6px 10px; font-size:12px;
}

.hero-panel{display:grid; gap:14px}
.logo-showcase-card, .status-card{
  background:linear-gradient(180deg, var(--panel), var(--panel-2));
  border:1px solid var(--line); border-radius:var(--radius); padding:14px; box-shadow:var(--shadow);
}
.logo-showcase-card img{width:100%; height:auto; display:block}
.logo-showcase-card p{margin:10px 0 0; color:var(--muted); font-size:13px}

.status-header{display:grid; grid-template-columns:auto 1fr; gap:10px; align-items:center}
.status-header strong{font-size:15px}
.status-header small{grid-column:2; color:var(--muted)}
.status-led{width:14px; height:14px; border-radius:50%; box-shadow:0 0 0 4px rgba(255,255,255,.04)}
.status-led.idle{background:#94a3b8}
.status-led.rec{background:var(--danger)}
.status-led.work{background:var(--warn)}
.status-led.done{background:var(--ok)}
.state-grid{margin:10px 0 12px; display:grid; grid-template-columns:1fr 1fr; gap:8px}
.state-grid>div{
  border:1px solid var(--line); border-radius:12px; padding:10px; background:color-mix(in srgb, var(--panel) 90%, transparent);
  display:grid; grid-template-columns:auto 1fr; gap:6px 8px; align-items:center;
}
.state-grid b{font-size:13px}
.state-grid small{color:var(--muted); grid-column:2}
.dot{width:10px;height:10px;border-radius:50%}
.dot.idle{background:#94a3b8}
.dot.rec{background:var(--danger)}
.dot.work{background:var(--warn)}
.dot.done{background:var(--ok)}

.section{padding:28px 0}
.section.alt{background:transparent;border-top:none;border-bottom:none}
.section-head{display:flex; align-items:flex-end; justify-content:space-between; gap:16px; flex-wrap:wrap; margin-bottom:14px}
.section-head h2{margin:0; font-size:26px}
.section-head p{margin:0; color:var(--muted)}

.cards{display:grid; grid-template-columns:repeat(3, minmax(0,1fr)); gap:12px}
.card{border:1px solid var(--line); background:var(--panel); border-radius:16px; padding:14px; box-shadow:var(--shadow)}
.card h3{margin:0 0 8px; font-size:16px}
.card p{margin:0; color:var(--muted); font-size:14px}

.download-grid{display:grid; grid-template-columns:1.1fr .9fr; gap:12px}
.download-card{
  position:relative; border:1px solid var(--line); background:var(--panel);
  border-radius:18px; padding:16px; box-shadow:var(--shadow);
}
.download-card.featured{border-color:color-mix(in srgb, var(--accent) 35%, var(--line))}
.badge{
  position:absolute; right:12px; top:12px; background:rgba(34,197,94,.14);
  border:1px solid rgba(34,197,94,.35); color:#7ef3b0; padding:4px 8px; border-radius:999px; font-size:11px; font-weight:700;
}
:root[data-theme="light"] .badge{color:#15803d}
.download-card h3{margin:0}
.muted{color:var(--muted)}
.download-card .file-name{
  margin:8px 0; padding:8px 10px; border:1px dashed var(--line);
  border-radius:10px; font-family:Consolas, monospace; font-size:12px; color:var(--muted); background:var(--panel-2);
}
.download-card ul{margin:0 0 14px; padding-left:18px}
.download-card li{margin:4px 0; color:var(--muted); font-size:14px}
.notice{margin-top:12px; border:1px solid var(--line); background:var(--panel); border-radius:14px; padding:12px; color:var(--muted)}

.steps{display:grid; gap:10px}
.steps article{
  display:grid; grid-template-columns:42px 1fr; gap:10px;
  border:1px solid var(--line); background:var(--panel); border-radius:14px; padding:10px;
}
.steps article>span{
  width:42px; height:42px; border-radius:12px; display:grid; place-items:center; font-weight:800;
  background:linear-gradient(135deg, rgba(56,189,248,.14), rgba(34,197,94,.14)); border:1px solid var(--line);
}
.steps h3{margin:0 0 2px; font-size:15px}
.steps p{margin:0; color:var(--muted); font-size:14px}

.tips{margin-top:12px; border:1px solid var(--line); background:var(--panel); border-radius:14px; padding:12px}
.tips h3{margin:0 0 8px}
.tips ul{margin:0; padding-left:18px}
.tips li{margin:4px 0; color:var(--muted)}

.brand-grid{display:grid; grid-template-columns:1fr 1fr; gap:12px}
.brand-card{border:1px solid var(--line); background:var(--panel); border-radius:16px; padding:14px; box-shadow:var(--shadow)}
.brand-card h3{margin:0 0 10px}
.brand-card ul{margin:0; padding-left:18px}
.brand-card li{margin:4px 0; color:var(--muted)}
.swatches{display:grid; grid-template-columns:1fr 1fr; gap:8px}
.swatches div{border:1px solid var(--line); border-radius:12px; padding:8px; background:var(--panel-2); display:grid; grid-template-columns:18px 1fr; gap:6px 8px; align-items:center}
.swatches span{width:18px;height:18px;border-radius:6px; border:1px solid rgba(255,255,255,.16)}
.swatches code{grid-column:2}
.swatches small{grid-column:2; color:var(--muted)}

.faq{display:grid; gap:10px}
.faq details{border:1px solid var(--line); background:var(--panel); border-radius:14px; padding:10px 12px; box-shadow:var(--shadow)}
.faq summary{cursor:pointer; font-weight:600}
.faq p{margin:8px 0 0; color:var(--muted)}

.cta-box{
  border:1px solid var(--line); background:linear-gradient(180deg,var(--panel),var(--panel-2)); border-radius:18px;
  padding:16px; display:flex; align-items:center; justify-content:space-between; gap:16px; flex-wrap:wrap; box-shadow:var(--shadow);
}
.cta-box h2{margin:0 0 4px}
.small{font-size:13px}
.cta-actions{display:flex; gap:10px; flex-wrap:wrap}

.footer{border-top:1px solid var(--line); padding:18px 0 22px}
.footer-inner{display:flex; align-items:center; justify-content:space-between; gap:10px; flex-wrap:wrap}
.footer-inner p{margin:0; color:var(--muted); font-size:13px}

@media (max-width:980px){
  .nav{display:none}
  .hero-grid{grid-template-columns:1fr}
  .cards{grid-template-columns:repeat(2,minmax(0,1fr))}
  .download-grid,.brand-grid{grid-template-columns:1fr}
}
@media (max-width:620px){
  .wrap{width:min(1120px, calc(100% - 20px))}
  .hero{padding-top:20px}
  .section{padding:22px 0}
  .cards{grid-template-columns:1fr}
  .theme-label{display:none}
  .section-head h2{font-size:22px}
  .brand-logo{height:32px}
}


/* WhisperInput patch: support section + unified bg */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:12px;align-items:stretch}
.support-card h2{margin:0 0 6px;font-size:26px}
.support-box{margin-top:10px;display:flex;align-items:center;justify-content:flex-start}
.support-box form{display:inline-flex;align-items:center}
.support-box input[type="image"]{display:block;max-width:100%;height:auto;border:0}
.support-note{margin-top:10px}
.support-actions{margin-top:12px;display:flex;gap:10px;flex-wrap:wrap}
.contact{margin-top:12px;display:grid;gap:10px}
.contact > div{border:1px solid var(--line);background:var(--panel-2);border-radius:12px;padding:10px}
.label{display:block;font-size:12px;color:var(--muted);margin-bottom:3px}
.contact a{color:var(--accent-2);font-weight:700;word-break:break-word}
:root[data-theme="light"] .contact a{color:#0284c7}

@media (max-width:980px){
  .split{grid-template-columns:1fr}
}