/* Lumos website: navy and gold, matching the converter. */
:root {
  --paper: #0a0f1a; --surface: #151c2e; --sunk: #1a2338; --ink: #e9edf6; --muted: #9aa6c0; --line: #263250;
  --accent: #f5c518; --accent2: #d9a800; --accent-ink: #0a0f1a; --accent-soft: rgba(245,197,24,.14);
  --in: #5ccb8c; --out: #f0806d;
  --shadow: 0 1px 2px #0006, 0 10px 30px #0006;
  --f-body: Inter, "Segoe UI", Roboto, system-ui, -apple-system, sans-serif;
  --f-mono: ui-monospace, Menlo, Consolas, monospace;
  --max: 1160px;
  color-scheme: dark;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body { margin: 0; background: var(--paper); color: var(--ink); font: 16px/1.6 var(--f-body); -webkit-font-smoothing: antialiased; }
a { color: var(--accent); }
img, svg { max-width: 100%; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.container { max-width: var(--max); margin: 0 auto; padding: 0 max(20px, env(safe-area-inset-left, 0px)); }

/* Nav */
.nav { position: sticky; top: 0; z-index: 10; background: rgba(10,15,26,.92); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.nav .container { display: flex; align-items: center; gap: 22px; min-height: 64px; }
.logo { display: flex; align-items: center; gap: 9px; font: 700 20px system-ui, sans-serif; color: #fff; text-decoration: none; white-space: nowrap; }
.nav-links { display: flex; gap: 20px; margin-left: 10px; }
.nav-links a { color: var(--muted); text-decoration: none; font-size: 15px; }
.nav-links a:hover { color: var(--ink); }
.nav-cta { margin-left: auto; display: flex; gap: 10px; align-items: center; }
@media (max-width: 760px) { .nav-links { display: none; } .nav-cta .btn.ghost { display: none; } }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; border: 1px solid var(--line); background: var(--surface); color: var(--ink); padding: 11px 18px; border-radius: 10px; font: 600 15px var(--f-body); text-decoration: none; cursor: pointer; white-space: nowrap; }
.btn:hover { border-color: var(--accent); }
.btn.primary { background: linear-gradient(135deg, var(--accent), var(--accent2)); color: var(--accent-ink); border-color: var(--accent); box-shadow: 0 4px 16px rgba(245,197,24,.25); }
.btn.primary:hover { filter: brightness(1.07); }
.btn.ghost { background: transparent; }
.btn.big { padding: 14px 24px; font-size: 16px; }
.btn.small { padding: 8px 14px; font-size: 14px; }
.btn:disabled { opacity: .55; cursor: default; }

/* Hero */
.hero { padding: 72px 0 56px; background: radial-gradient(900px 420px at 80% -10%, rgba(245,197,24,.14), transparent 60%), radial-gradient(700px 400px at 0% 0%, #16213a, transparent 70%); }
.hero .container { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr); gap: 48px; align-items: center; }
@media (max-width: 920px) { .hero .container { grid-template-columns: minmax(0, 1fr); } .hero { padding-top: 48px; } }
.eyebrow { display: inline-block; font-size: 13px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--accent); margin: 0 0 14px; }
h1 { font-size: clamp(34px, 5vw, 52px); line-height: 1.07; letter-spacing: -0.03em; margin: 0 0 18px; }
h1 em { font-style: normal; color: var(--accent); }
.hero p.sub { font-size: 18px; color: var(--muted); margin: 0 0 28px; max-width: 54ch; }
.hero .ctas { display: flex; gap: 12px; flex-wrap: wrap; }
.hero .small-print { font-size: 14px; color: var(--muted); margin: 14px 0 0; }

/* Product shot */
.shot { background: var(--surface); border: 1px solid var(--line); border-top: 3px solid var(--accent); border-radius: 16px; box-shadow: var(--shadow); overflow: hidden; }
.shot-bar { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 12px 16px; border-bottom: 1px solid var(--line); font-size: 14px; }
.shot-bar b { font-weight: 600; }
.ok-pill { background: #15301f; color: var(--in); font-size: 12px; font-weight: 700; padding: 3px 10px; border-radius: 999px; }
.eq { display: flex; flex-wrap: wrap; gap: 6px 14px; padding: 12px 16px; border-bottom: 1px solid var(--line); background: linear-gradient(135deg, #1b2540, #121a2e 60%, #2a2410); font-size: 13px; }
.eq span { color: var(--muted); } .eq b { color: var(--ink); font-weight: 600; } .eq .in { color: var(--in); } .eq .out { color: var(--out); }
.shot table { width: 100%; border-collapse: collapse; font-size: 13.5px; font-variant-numeric: tabular-nums; }
.shot th { text-align: left; color: #aab5cf; font-size: 11px; letter-spacing: .06em; text-transform: uppercase; padding: 8px 12px; background: var(--sunk); font-weight: 600; }
.shot td { padding: 8px 12px; border-top: 1px solid var(--line); white-space: nowrap; }
.shot td.d { white-space: normal; }
.shot .num { text-align: right; }
.shot .o { color: var(--out); } .shot .i { color: var(--in); } .shot .r { color: var(--accent); font-weight: 600; }
@media (max-width: 520px) { .shot .hide-sm { display: none; } }

/* Sections */
section.block { padding: 72px 0; border-top: 1px solid var(--line); }
section.block.alt { background: #0d1322; }
h2 { font-size: clamp(26px, 3.4vw, 36px); line-height: 1.15; letter-spacing: -0.02em; margin: 0 0 12px; }
.lead { color: var(--muted); font-size: 17px; margin: 0 0 36px; max-width: 62ch; }
.steps { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; counter-reset: s; }
.steps li { list-style: none; background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 22px; counter-increment: s; }
.steps li::before { content: counter(s); display: grid; place-items: center; width: 34px; height: 34px; border-radius: 50%; background: var(--accent-soft); color: var(--accent); font-weight: 700; margin-bottom: 12px; }
.steps h3, .features h3 { margin: 0 0 6px; font-size: 18px; }
.steps p, .features p { margin: 0; color: var(--muted); font-size: 15px; }
.steps { padding: 0; margin: 0; }
.features { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.feature { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 22px; }
.feature svg { color: var(--accent); margin-bottom: 10px; }
@media (max-width: 900px) { .steps, .features { grid-template-columns: minmax(0, 1fr); } }

/* Tool cards */
.toolcards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
@media (max-width: 900px) { .toolcards { grid-template-columns: minmax(0, 1fr); } }
.toolcard { background: var(--surface); border: 1px solid var(--line); border-top: 3px solid var(--accent); border-radius: 14px; padding: 22px; display: grid; gap: 10px; align-content: start; color: var(--ink); text-decoration: none; transition: border-color .15s, transform .15s; }
a.toolcard:hover { border-color: var(--accent); transform: translateY(-2px); }
.toolcard .ic { width: 44px; height: 44px; border-radius: 11px; background: var(--accent-soft); color: var(--accent); display: grid; place-items: center; }
.toolcard h3 { margin: 4px 0 0; font-size: 19px; }
.toolcard p { margin: 0; color: var(--muted); font-size: 15px; }
.toolcard .tag { font-size: 12px; font-weight: 700; padding: 3px 10px; border-radius: 999px; background: #15301f; color: var(--in); }
.toolcard .tag.soon { background: var(--sunk); color: var(--muted); }
@media (prefers-reduced-motion: reduce) { .toolcard { transition: none; } a.toolcard:hover { transform: none; } }

/* Pricing */
.plans { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; }
@media (max-width: 900px) { .plans { grid-template-columns: minmax(0, 1fr); max-width: 520px; } }
.plan { background: var(--surface); border: 1px solid var(--line); border-radius: 16px; padding: 28px; display: grid; gap: 14px; align-content: start; }
.plan.best { border: 2px solid var(--accent); box-shadow: 0 10px 40px rgba(245,197,24,.12); position: relative; }
.plan.best::before { content: attr(data-badge); position: absolute; top: -12px; left: 24px; background: var(--accent); color: var(--accent-ink); font-size: 12px; font-weight: 700; padding: 3px 10px; border-radius: 999px; }
.plan h3 { margin: 0; font-size: 20px; }
.price { font-size: 42px; font-weight: 800; letter-spacing: -0.02em; line-height: 1; }
.price small { font-size: 16px; color: var(--muted); font-weight: 500; }
.plan ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 8px; }
.plan li { padding-left: 26px; position: relative; color: var(--ink); }
.plan li::before { content: ""; position: absolute; left: 4px; top: .55em; width: 11px; height: 6px; border-left: 2px solid var(--in); border-bottom: 2px solid var(--in); transform: rotate(-45deg); }
.plan .note { font-size: 13.5px; color: var(--muted); margin: 0; }

/* FAQ */
.faq { display: grid; gap: 10px; max-width: 860px; }
.faq details { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 0 18px; }
.faq summary { cursor: pointer; padding: 16px 0; font-weight: 600; list-style: none; display: flex; justify-content: space-between; gap: 12px; }
.faq summary::after { content: "+"; color: var(--accent); font-size: 20px; line-height: 1; }
.faq details[open] summary::after { content: "−"; }
.faq summary::-webkit-details-marker { display: none; }
.faq p { margin: 0 0 16px; color: var(--muted); }

/* CTA band */
.band { padding: 64px 0; text-align: center; background: linear-gradient(135deg, #1b2540, #121a2e 55%, #2a2410); border-top: 1px solid var(--line); }
.band p { color: var(--muted); margin: 0 0 24px; }

/* Footer */
footer { border-top: 1px solid var(--line); padding: 32px 0 calc(32px + env(safe-area-inset-bottom, 0px)); color: var(--muted); font-size: 14px; }
footer .container { display: flex; flex-wrap: wrap; gap: 14px 28px; align-items: center; justify-content: space-between; }
footer nav { display: flex; gap: 20px; flex-wrap: wrap; }
footer a { color: var(--muted); text-decoration: none; }
footer a:hover { color: var(--ink); }

/* Forms (login) */
.auth { min-height: calc(100vh - 65px); display: grid; place-items: center; padding: 40px 20px; background: radial-gradient(700px 360px at 50% -10%, rgba(245,197,24,.12), transparent 60%); }
.card { width: 100%; max-width: 420px; background: var(--surface); border: 1px solid var(--line); border-top: 3px solid var(--accent); border-radius: 16px; padding: 28px; box-shadow: var(--shadow); display: grid; gap: 16px; }
.card h1 { font-size: 26px; margin: 0; }
.card p { margin: 0; color: var(--muted); font-size: 15px; }
.tabs { display: grid; grid-template-columns: 1fr 1fr; background: var(--sunk); border-radius: 10px; padding: 4px; }
.tabs button { border: 0; background: none; color: var(--muted); font: 600 14px var(--f-body); padding: 9px; border-radius: 8px; cursor: pointer; }
.tabs button[aria-selected="true"] { background: var(--surface); color: var(--ink); box-shadow: 0 1px 3px #0006; }
form.stack { display: grid; gap: 12px; }
.field { display: grid; gap: 5px; }
.field label { font-size: 14px; font-weight: 600; }
.field input { background: var(--paper); border: 1px solid var(--line); color: var(--ink); border-radius: 10px; padding: 11px 12px; font: inherit; width: 100%; }
.field input:focus { outline: 0; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(245,197,24,.22); }
.check { display: flex; gap: 8px; align-items: flex-start; font-size: 14px; color: var(--muted); }
.check input { margin-top: 4px; accent-color: var(--accent); }
.who { border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; margin: 0; display: flex; flex-wrap: wrap; gap: 6px 18px; font-size: 14.5px; }
.who legend { font-weight: 600; font-size: 14px; padding: 0 4px; }
.who label { display: flex; gap: 7px; align-items: center; cursor: pointer; }
.who input { accent-color: var(--accent); }
.msg { font-size: 14px; border-radius: 10px; padding: 10px 12px; margin: 0; }
.msg.err { background: #3a1d1a; color: #ffb4a8; }
.msg.ok { background: #15301f; color: #a6e9c2; }
.linkbtn { background: none; border: 0; color: var(--accent); font: inherit; font-size: 14px; cursor: pointer; padding: 0; text-decoration: underline; justify-self: start; }

/* Legal pages */
.legal { padding: 48px 0 72px; }
.legal .container { max-width: 800px; }
.legal h1 { font-size: 36px; }
.legal h2 { font-size: 22px; margin: 32px 0 8px; }
.legal p, .legal li { color: #cdd5e6; }
.draft { background: #33290f; border: 1px solid #5a4613; color: #f3dc94; border-radius: 10px; padding: 12px 14px; font-size: 14px; }

/* Legal pages */
.legal .summary { background: var(--surface); border: 1px solid var(--line); border-left: 4px solid var(--accent); border-radius: 12px; padding: 14px 18px; color: var(--ink); }
.legal .updated { color: var(--muted); margin-top: -6px; }
.legal-nav { display: flex; flex-wrap: wrap; gap: 6px; margin: 18px 0 8px; }
.legal-nav a { font-size: 13.5px; text-decoration: none; color: var(--muted); border: 1px solid var(--line); border-radius: 999px; padding: 5px 12px; }
.legal-nav a:hover { color: var(--ink); border-color: var(--accent); }
.legal-nav a[aria-current="page"] { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); font-weight: 600; }
.legal li { margin-bottom: 6px; }
.legal ol, .legal ul { padding-left: 22px; }
.table-wrap { overflow-x: auto; margin: 12px 0 18px; border: 1px solid var(--line); border-radius: 12px; }
.legal-table { width: 100%; border-collapse: collapse; font-size: 14.5px; min-width: 520px; }
.legal-table th, .legal-table td { text-align: left; vertical-align: top; padding: 10px 14px; border-bottom: 1px solid var(--line); }
.legal-table thead th { background: var(--sunk); color: var(--accent); font-size: 12.5px; text-transform: uppercase; letter-spacing: .06em; }
.legal-table tbody th { color: var(--ink); font-weight: 600; }
.legal-table tr:last-child > * { border-bottom: 0; }
.legal code { font: 13px var(--f-mono); background: var(--sunk); padding: 1px 6px; border-radius: 5px; }
.form-box { border: 1px dashed var(--line); border-radius: 12px; padding: 16px 20px; background: var(--surface); }
.form-box p { margin: 0 0 10px; }