/* Luma Lights marketing site — theme lifted directly from the app (luma.htm)
   so the site and the product feel like one thing. */

:root{
  --bg:#0a0e1a;--surface:#111827;--surface2:#1c2333;--surface3:#242f45;
  --border:rgba(255,255,255,0.08);--border2:rgba(255,255,255,0.15);
  --text:#f0f4ff;--muted:#8892a4;--accent:#3b82f6;--accent2:#a78bfa;--accent3:#f472b6;
  --success:#22c55e;--danger:#ef4444;--warning:#f59e0b;
  --maxw:1120px;
}

*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent;}
html{scroll-behavior:smooth;}
body{
  background:var(--bg);
  color:var(--text);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",system-ui,sans-serif;
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none;}
img,svg{display:block;max-width:100%;}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px;}

/* Background ambience matching the app's orb/gradient identity */
body{
  background-image:
    radial-gradient(600px 400px at 15% -10%, rgba(59,130,246,0.16), transparent 60%),
    radial-gradient(700px 500px at 110% 10%, rgba(167,139,250,0.14), transparent 60%),
    radial-gradient(500px 400px at 50% 120%, rgba(244,114,182,0.10), transparent 60%);
  background-attachment:fixed;
}

/* ── Header ── */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(10,14,26,0.82);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  border-bottom:0.5px solid var(--border);
}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;height:64px;}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:16px;letter-spacing:0.01em;}
.brand img{width:30px;height:30px;border-radius:8px;}
.nav{display:flex;align-items:center;gap:6px;}
.nav a{
  font-size:13.5px;color:var(--muted);padding:8px 12px;border-radius:8px;font-weight:500;
  transition:all .15s;
}
.nav a:hover,.nav a.active{color:var(--text);background:var(--surface2);}
.nav a.cta{background:var(--accent);color:#fff;}
.nav a.cta:hover{background:#2563eb;color:#fff;}
.menu-toggle{display:none;background:var(--surface2);border:0.5px solid var(--border2);color:var(--text);
  border-radius:8px;padding:8px 10px;font-size:16px;}

@media (max-width:760px){
  .nav{position:fixed;top:64px;left:0;right:0;background:var(--bg);border-bottom:0.5px solid var(--border);
    flex-direction:column;align-items:stretch;padding:10px 16px 16px;gap:4px;display:none;}
  .nav.open{display:flex;}
  .nav a{padding:12px 14px;}
  .menu-toggle{display:block;}
}

/* ── Buttons ── */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:10px;padding:12px 20px;font-size:14px;font-weight:600;cursor:pointer;
  border:0.5px solid var(--border2);transition:all .15s;white-space:nowrap;
}
.btn-primary{background:var(--accent);border-color:var(--accent);color:#fff;}
.btn-primary:hover{background:#2563eb;}
.btn-ghost{background:var(--surface2);color:var(--text);}
.btn-ghost:hover{background:var(--surface3);}
.btn-lg{padding:15px 26px;font-size:15px;border-radius:12px;}
.btn-row{display:flex;gap:12px;flex-wrap:wrap;}

/* ── Hero ── */
.hero{padding:76px 0 56px;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:600;letter-spacing:0.06em;
  text-transform:uppercase;color:var(--accent2);background:rgba(167,139,250,0.12);
  border:0.5px solid rgba(167,139,250,0.3);padding:6px 14px;border-radius:100px;margin-bottom:22px;
}
.hero h1{
  font-size:clamp(32px,5.4vw,56px);font-weight:800;letter-spacing:-0.02em;line-height:1.08;
  background:linear-gradient(135deg,#fff 30%,#c9d6f5 100%);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
  max-width:820px;margin:0 auto 20px;
}
.hero p.lead{font-size:17px;color:var(--muted);max-width:600px;margin:0 auto 32px;}
.hero .btn-row{justify-content:center;margin-bottom:14px;}
.hero .fine{font-size:12.5px;color:var(--muted);}

/* ── Sections ── */
section{padding:64px 0;}
.section-head{text-align:center;max-width:640px;margin:0 auto 44px;}
.section-head h2{font-size:clamp(24px,3.4vw,34px);font-weight:800;letter-spacing:-0.01em;margin-bottom:12px;}
.section-head p{color:var(--muted);font-size:15px;}

/* ── Feature grid ── */
.grid{display:grid;gap:16px;}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-2{grid-template-columns:repeat(2,1fr);}
@media (max-width:900px){.grid-3{grid-template-columns:repeat(2,1fr);}}
@media (max-width:640px){.grid-3,.grid-2{grid-template-columns:1fr;}}

.card{
  background:var(--surface);border:0.5px solid var(--border);border-radius:16px;padding:24px;
}
.feature-card .icon{
  width:46px;height:46px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  font-size:22px;background:var(--surface2);margin-bottom:16px;
}
.feature-card h3{font-size:15.5px;font-weight:700;margin-bottom:8px;}
.feature-card p{font-size:13.5px;color:var(--muted);line-height:1.65;}

/* ── Live preview / phone frame ── */
.preview-section{background:var(--surface);border-top:0.5px solid var(--border);border-bottom:0.5px solid var(--border);}
.preview-layout{display:grid;grid-template-columns:340px 1fr;gap:52px;align-items:center;}
@media (max-width:860px){.preview-layout{grid-template-columns:1fr;}}
.phone-frame{
  width:320px;height:660px;margin:0 auto;background:#000;border-radius:44px;padding:12px;
  border:2px solid #2a2f3d;box-shadow:0 30px 80px -20px rgba(0,0,0,0.6),0 0 0 1px rgba(255,255,255,0.03);
  position:relative;
}
.phone-frame::before{
  content:'';position:absolute;top:12px;left:50%;transform:translateX(-50%);width:110px;height:22px;
  background:#000;border-radius:14px;z-index:2;
}
.phone-frame iframe{
  width:100%;height:100%;border:0;border-radius:32px;background:#0a0e1a;display:block;
}
.preview-copy h2{font-size:clamp(22px,3vw,30px);font-weight:800;margin-bottom:14px;letter-spacing:-0.01em;}
.preview-copy p{color:var(--muted);font-size:14.5px;margin-bottom:14px;}
.callout{
  background:rgba(59,130,246,0.1);border:0.5px solid rgba(59,130,246,0.28);border-radius:12px;
  padding:14px 16px;font-size:13px;color:var(--text);line-height:1.6;margin-top:18px;
}
.callout b{color:var(--accent2);}

/* ── Steps ── */
.steps{counter-reset:step;display:flex;flex-direction:column;gap:0;}
.step{display:flex;gap:18px;padding:22px 0;border-bottom:0.5px solid var(--border);}
.step:last-child{border-bottom:0;}
.step .num{
  counter-increment:step;flex-shrink:0;width:36px;height:36px;border-radius:10px;background:var(--surface2);
  border:0.5px solid var(--border2);display:flex;align-items:center;justify-content:center;font-weight:700;
  font-size:14px;color:var(--accent2);
}
.step h3{font-size:15px;font-weight:700;margin-bottom:5px;}
.step p{font-size:13.5px;color:var(--muted);}

/* ── Guides ── */
.guide-list{display:grid;gap:14px;grid-template-columns:repeat(2,1fr);}
@media (max-width:640px){.guide-list{grid-template-columns:1fr;}}
.guide-card{
  background:var(--surface);border:0.5px solid var(--border);border-radius:14px;padding:20px;
  display:flex;gap:14px;align-items:flex-start;transition:border-color .15s,transform .15s;
}
.guide-card:hover{border-color:var(--border2);transform:translateY(-2px);}
.guide-card .icon{font-size:22px;flex-shrink:0;width:40px;height:40px;border-radius:10px;background:var(--surface2);
  display:flex;align-items:center;justify-content:center;}
.guide-card h3{font-size:14.5px;font-weight:700;margin-bottom:5px;}
.guide-card p{font-size:12.5px;color:var(--muted);}

.guide-article{max-width:720px;margin:0 auto;}
.guide-article .kicker{font-size:12px;font-weight:600;letter-spacing:0.08em;text-transform:uppercase;color:var(--accent2);margin-bottom:10px;}
.guide-article h1{font-size:clamp(26px,4vw,38px);font-weight:800;letter-spacing:-0.01em;margin-bottom:16px;}
.guide-article .lede{color:var(--muted);font-size:15.5px;margin-bottom:32px;}
.guide-article .card{margin-bottom:14px;}
.guide-article .card h2{font-size:15px;font-weight:700;margin-bottom:8px;display:flex;align-items:center;gap:8px;}
.guide-article .card p, .guide-article .card li{font-size:13.5px;color:var(--muted);line-height:1.7;}
.guide-article .card ul, .guide-article .card ol{padding-left:20px;margin-top:6px;}
.guide-article b{color:var(--text);}
.guide-nav{display:flex;justify-content:space-between;gap:12px;margin-top:36px;flex-wrap:wrap;}

.badge{
  display:inline-block;font-size:11px;font-weight:700;letter-spacing:0.04em;text-transform:uppercase;
  padding:3px 9px;border-radius:100px;
}
.badge-warn{background:rgba(245,158,11,0.14);color:var(--warning);border:0.5px solid rgba(245,158,11,0.35);}
.badge-info{background:rgba(59,130,246,0.14);color:#93c5fd;border:0.5px solid rgba(59,130,246,0.35);}

/* ── Footer ── */
footer{border-top:0.5px solid var(--border);padding:40px 0;}
footer .wrap{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px;}
footer .cols{display:flex;gap:40px;flex-wrap:wrap;}
footer .cols a{font-size:13px;color:var(--muted);display:block;margin-bottom:8px;}
footer .cols a:hover{color:var(--text);}
footer .cols h4{font-size:11.5px;text-transform:uppercase;letter-spacing:0.06em;color:var(--muted);margin-bottom:10px;}
.copyright{font-size:12px;color:var(--muted);}