/* Rosalena site. Palette: cyan / turquoise primary, platinum blonde, powder-blue frills, silver. */
:root {
  --bg: #051217;
  --bg-2: #081c23;
  --surface: #0c262f;
  --surface-2: #10313c;
  --line: rgba(199, 205, 212, 0.16);
  --line-strong: rgba(199, 205, 212, 0.32);
  --cyan: #2ee6ee;
  --turquoise: #19c3c9;
  --teal: #0e8f98;
  --powder: #b9e4f2;
  --platinum: #efe5cc;
  --silver: #c7cdd4;
  --text: #eaf6f8;
  --muted: #98b3ba;
  --danger: #ffb4a8;
  --radius: 14px;
  --radius-sm: 9px;
  --max: 1120px;
  --font: 'Inter', ui-sans-serif, system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Consolas, monospace;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.6 var(--font);
  -webkit-font-smoothing: antialiased;
}
a { color: var(--powder); }
a:hover { color: var(--cyan); }
img, svg { max-width: 100%; }
:focus-visible { outline: 2px solid var(--cyan); outline-offset: 3px; border-radius: 6px; }

.wrap { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 16px; }

/* ---- header ---- */
.site-header {
  position: sticky; top: 0; z-index: 10;
  background: rgba(5, 18, 23, 0.78);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; height: 60px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--text); text-decoration: none; font-weight: 650; letter-spacing: -0.01em; }
.brand svg { width: 26px; height: 26px; }
.site-header nav { display: flex; align-items: center; gap: 6px; }
.site-header nav a { color: var(--silver); text-decoration: none; font-size: 14px; padding: 8px 10px; border-radius: 8px; }
.site-header nav a:hover { color: var(--text); background: var(--surface); }
.site-header nav a.nav-cta { color: #031014; background: var(--cyan); font-weight: 600; }
.site-header nav a.nav-cta:hover { background: var(--powder); }
@media (max-width: 560px) { .site-header nav a.hide-sm { display: none; } }

/* ---- buttons ---- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 44px; padding: 0 18px; border-radius: 10px;
  font: 600 15px/1 var(--font); text-decoration: none; cursor: pointer;
  border: 1px solid transparent; transition: background .15s, border-color .15s, color .15s;
}
.btn-primary { background: var(--cyan); color: #031014; }
.btn-primary:hover { background: var(--powder); color: #031014; }
.btn-secondary { background: transparent; color: var(--platinum); border-color: var(--line-strong); }
.btn-secondary:hover { border-color: var(--platinum); color: var(--text); }
.btn[disabled], .btn[aria-disabled="true"] { opacity: .5; cursor: not-allowed; }

/* ---- hero ---- */
.hero { position: relative; overflow: hidden; padding: 88px 0 40px; text-align: center; }
.hero::before {
  content: ""; position: absolute; inset: -40% -10% auto; height: 720px; pointer-events: none;
  background:
    radial-gradient(45% 50% at 50% 40%, rgba(46, 230, 238, 0.20), transparent 70%),
    radial-gradient(30% 35% at 70% 30%, rgba(185, 228, 242, 0.12), transparent 70%),
    radial-gradient(30% 35% at 30% 35%, rgba(239, 229, 204, 0.08), transparent 70%);
}
.hero .wrap { position: relative; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px; padding: 6px 12px; border-radius: 999px;
  border: 1px solid var(--line-strong); color: var(--silver); font-size: 13px; background: rgba(12, 38, 47, 0.6);
}
.eyebrow .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 10px var(--cyan); }
h1 {
  margin: 22px auto 0; max-width: 820px;
  font-size: clamp(38px, 7vw, 68px); line-height: 1.04; letter-spacing: -0.035em; font-weight: 700;
  background: linear-gradient(180deg, var(--text) 30%, var(--platinum) 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
h1 em { font-style: normal; background: linear-gradient(90deg, var(--cyan), var(--powder)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lede { margin: 20px auto 0; max-width: 660px; color: var(--muted); font-size: clamp(16px, 2.2vw, 19px); }
.hero-ctas { margin-top: 30px; display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.hero-note { margin-top: 14px; color: var(--muted); font-size: 13px; }

/* the powder-blue frill under the hero */
.frill {
  height: 18px; margin-top: 56px; opacity: .55;
  background: radial-gradient(circle at 12px -4px, transparent 12px, var(--powder) 13px, var(--powder) 14px, transparent 15px) 0 0 / 24px 18px repeat-x;
}

/* ---- product window mock (mirrors the real harness UI) ---- */
.window {
  margin: 48px auto 0; max-width: 980px; text-align: left;
  border: 1px solid var(--line-strong); border-radius: var(--radius);
  background: linear-gradient(180deg, var(--surface), var(--bg-2));
  box-shadow: 0 30px 80px rgba(0, 0, 0, .45), 0 0 0 1px rgba(46, 230, 238, .06), 0 0 60px rgba(46, 230, 238, .08);
  overflow: hidden;
}
.window-bar { display: flex; align-items: center; gap: 8px; padding: 10px 14px; border-bottom: 1px solid var(--line); color: var(--muted); font-size: 12px; }
.window-bar i { width: 10px; height: 10px; border-radius: 50%; background: var(--line-strong); display: inline-block; }
.window-bar span { margin-left: 8px; }
.window-body { display: grid; grid-template-columns: 220px 1fr; min-height: 340px; }
.win-side { border-right: 1px solid var(--line); padding: 14px; font-size: 13px; color: var(--muted); }
.win-side h3 { margin: 0 0 8px; font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: var(--silver); font-weight: 600; }
.win-side ul { list-style: none; margin: 0 0 18px; padding: 0; display: grid; gap: 4px; }
.win-side li { padding: 6px 8px; border-radius: 7px; display: flex; justify-content: space-between; gap: 8px; }
.win-side li.on { background: var(--surface-2); color: var(--text); }
.tag { font-size: 11px; color: var(--powder); }
.win-main { display: grid; grid-template-rows: 1fr auto; }
.win-log { padding: 16px 18px; font: 13px/1.6 var(--mono); color: var(--silver); display: grid; gap: 10px; align-content: start; }
.win-log .you { color: var(--platinum); }
.win-log .tool { color: var(--muted); }
.win-log .route { color: var(--cyan); }
.win-composer { border-top: 1px solid var(--line); padding: 12px 14px; display: flex; gap: 10px; align-items: center; font-size: 13px; color: var(--muted); }
.win-composer .fake-input { flex: 1; border: 1px solid var(--line); border-radius: 8px; padding: 8px 10px; }
.win-composer .picker { border: 1px solid var(--line-strong); border-radius: 8px; padding: 8px 10px; color: var(--powder); white-space: nowrap; }
@media (max-width: 760px) {
  .window-body { grid-template-columns: 1fr; }
  .win-side { display: none; }
  .win-composer .picker { display: none; }
}

/* ---- sections ---- */
section { padding: 72px 0; }
section + section { border-top: 1px solid var(--line); }
.section-head { max-width: 680px; margin-bottom: 32px; }
h2 { font-size: clamp(28px, 4.4vw, 40px); line-height: 1.12; letter-spacing: -0.025em; margin: 0; }
.section-head p { color: var(--muted); margin: 12px 0 0; }
.kicker { color: var(--cyan); font-size: 13px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; margin-bottom: 10px; }

.grid { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.card { border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; background: linear-gradient(180deg, rgba(16, 49, 60, .55), rgba(8, 28, 35, .4)); }
.card h3 { margin: 0 0 6px; font-size: 17px; letter-spacing: -0.01em; color: var(--text); }
.card p { margin: 0; color: var(--muted); font-size: 15px; }
.card .icon { width: 34px; height: 34px; border-radius: 9px; display: grid; place-items: center; margin-bottom: 14px; background: rgba(46, 230, 238, .1); color: var(--cyan); border: 1px solid rgba(46, 230, 238, .25); }

/* free models table */
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); }
table { width: 100%; border-collapse: collapse; font-size: 15px; min-width: 560px; }
th, td { text-align: left; padding: 14px 16px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--silver); font-size: 12px; letter-spacing: .06em; text-transform: uppercase; font-weight: 600; background: var(--bg-2); }
tr:last-child td { border-bottom: 0; }
td small { color: var(--muted); display: block; }
.pill { display: inline-block; font-size: 12px; padding: 2px 9px; border-radius: 999px; border: 1px solid var(--line-strong); color: var(--powder); white-space: nowrap; }
.pill.local { color: var(--platinum); }

/* ---- try it ---- */
.try { border: 1px solid var(--line-strong); border-radius: var(--radius); background: var(--bg-2); overflow: hidden; }
.try-bar { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; padding: 14px; border-bottom: 1px solid var(--line); }
.try-bar label { font-size: 13px; color: var(--muted); }
select, textarea {
  font: inherit; color: var(--text); background: var(--surface); border: 1px solid var(--line-strong);
  border-radius: 9px; padding: 10px 12px;
}
select { min-height: 44px; max-width: 100%; }
.progress { flex-basis: 100%; height: 6px; border-radius: 99px; background: var(--surface); overflow: hidden; display: none; }
.progress > span { display: block; height: 100%; width: 0%; background: linear-gradient(90deg, var(--teal), var(--cyan), var(--powder)); transition: width .2s; }
.status { flex-basis: 100%; font-size: 13px; color: var(--muted); min-height: 1.4em; }
.status.error { color: var(--danger); }
.chat { padding: 16px; min-height: 260px; max-height: 460px; overflow-y: auto; display: grid; gap: 12px; align-content: start; }
.msg { max-width: 85%; padding: 10px 14px; border-radius: 12px; white-space: pre-wrap; overflow-wrap: anywhere; font-size: 15px; }
.msg.user { justify-self: end; background: rgba(46, 230, 238, .14); border: 1px solid rgba(46, 230, 238, .3); }
.msg.bot { justify-self: start; background: var(--surface); border: 1px solid var(--line); }
.msg.note { justify-self: center; max-width: 100%; color: var(--muted); font-size: 13px; background: none; padding: 0; text-align: center; }
.composer { display: flex; gap: 10px; padding: 14px; border-top: 1px solid var(--line); align-items: flex-end; }
.composer textarea { flex: 1; resize: vertical; min-height: 46px; max-height: 200px; }
.fine { color: var(--muted); font-size: 13px; margin-top: 12px; }

/* ---- download page ---- */
.platforms { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.status-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.status-list li { display: flex; gap: 10px; align-items: baseline; }
.status-list .ok { color: var(--cyan); }
.status-list .todo { color: var(--silver); }

/* ---- footer ---- */
footer { border-top: 1px solid var(--line); padding: 32px 0 48px; color: var(--muted); font-size: 14px; }
footer .wrap { display: flex; flex-wrap: wrap; gap: 12px 24px; justify-content: space-between; }
footer a { color: var(--silver); }

@media (prefers-reduced-motion: reduce) { * { transition: none !important; scroll-behavior: auto !important; } }
@media (max-width: 560px) { .hero { padding-top: 56px; } section { padding: 56px 0; } }