/* Ta-Da site. Palette follows Charm purple/pink on a terminal-dark surface. */

:root {
  --font: "Inter", "Segoe UI Variable Text", "Segoe UI", system-ui, -apple-system, sans-serif;
  --font-display: "Inter", "Segoe UI Variable Display", "Segoe UI", system-ui, -apple-system, sans-serif;
  --mono: "JetBrains Mono", "Cascadia Code", ui-monospace, "SF Mono", Consolas, Menlo, monospace;

  --bg: #F4EFE6;
  --bg-band: #EBE4D8;
  --surface: #FBF8F2;
  --surface-2: #F1EBE0;
  --ink: #14120F;
  --ink-2: #4A453D;
  --muted: #7A7368;
  --line: rgb(60 45 25 / 0.14);
  --line-strong: rgb(60 45 25 / 0.26);
  --hover: rgb(60 45 25 / 0.06);
  --link: #C2410C;
  --accent: #E8501F;
  --accent-hover: #D0441A;
  --on-accent: #FFFFFF;
  --pink: #FF6A3D;
  --mint: #1F9D55;
  --amber: #D98A1C;
  --glow: rgb(232 80 31 / 0.22);
  --code-bg: rgb(120 80 30 / 0.09);
  --term-bg: #12100E;
  --term-ink: #F4EFE6;
  --term-dim: #8E867A;
  --focus: #2F6FDB;
  --header-bg: rgb(244 239 230 / 0.84);
  --callout-bg: rgb(251 248 242 / 0.7);
  --warn-bg: #FFF4E5;
  --warn-ink: #7A4B00;
  --warn-line: rgb(224 160 32 / 0.35);

  --shadow-sm: 0 1px 2px rgb(40 25 10 / 0.05), 0 2px 8px rgb(40 25 10 / 0.05);
  --shadow-md: 0 1px 2px rgb(40 25 10 / 0.06), 0 14px 34px -12px rgb(40 25 10 / 0.25);
  --shadow-lg: 0 2px 4px rgb(40 25 10 / 0.05), 0 30px 70px -24px rgb(40 25 10 / 0.35);

  --radius: 14px;
  --header-h: 64px;
  --gutter: clamp(16px, 4vw, 32px);
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #12100E;
    --bg-band: #1A1815;
    --surface: #1C1A17;
    --surface-2: #221F1B;
    --ink: #F4EFE6;
    --ink-2: #C9C1B4;
    --muted: #8E867A;
    --line: rgb(244 239 230 / 0.10);
    --line-strong: rgb(244 239 230 / 0.22);
    --hover: rgb(244 239 230 / 0.06);
    --link: #FFB347;
    --accent: #FF6A3D;
    --accent-hover: #FF825C;
    --on-accent: #14120F;
    --glow: rgb(255 106 61 / 0.26);
    --code-bg: rgb(255 179 71 / 0.10);
    --term-bg: #0B0A09;
    --header-bg: rgb(18 16 14 / 0.84);
    --callout-bg: rgb(28 26 23 / 0.7);
    --warn-bg: #2A2110;
    --warn-ink: #F3C56B;
    --warn-line: rgb(224 160 32 / 0.4);
    --shadow-sm: 0 1px 2px rgb(0 0 0 / 0.3), 0 2px 8px rgb(0 0 0 / 0.3);
    --shadow-md: 0 1px 2px rgb(0 0 0 / 0.35), 0 14px 34px -12px rgb(0 0 0 / 0.6);
    --shadow-lg: 0 2px 4px rgb(0 0 0 / 0.35), 0 30px 70px -24px rgb(0 0 0 / 0.7);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #12100E;
  --bg-band: #1A1815;
  --surface: #1C1A17;
  --surface-2: #221F1B;
  --ink: #F4EFE6;
  --ink-2: #C9C1B4;
  --muted: #8E867A;
  --line: rgb(244 239 230 / 0.10);
  --line-strong: rgb(244 239 230 / 0.22);
  --hover: rgb(244 239 230 / 0.06);
  --link: #FFB347;
  --accent: #FF6A3D;
  --accent-hover: #FF825C;
  --on-accent: #14120F;
  --glow: rgb(255 106 61 / 0.26);
  --code-bg: rgb(255 179 71 / 0.10);
  --term-bg: #0B0A09;
  --header-bg: rgb(18 16 14 / 0.84);
  --callout-bg: rgb(28 26 23 / 0.7);
  --warn-bg: #2A2110;
  --warn-ink: #F3C56B;
  --warn-line: rgb(224 160 32 / 0.4);
  --shadow-sm: 0 1px 2px rgb(0 0 0 / 0.3), 0 2px 8px rgb(0 0 0 / 0.3);
  --shadow-md: 0 1px 2px rgb(0 0 0 / 0.35), 0 14px 34px -12px rgb(0 0 0 / 0.6);
  --shadow-lg: 0 2px 4px rgb(0 0 0 / 0.35), 0 30px 70px -24px rgb(0 0 0 / 0.7);
  color-scheme: dark;
}

/* ---------- base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--bg);
  overflow-x: hidden;
}
a { color: var(--link); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; border-radius: 4px; }
img, svg { max-width: 100%; height: auto; display: block; }
h1, h2, h3 { font-family: var(--font-display); line-height: 1.15; letter-spacing: -0.015em; margin: 0 0 0.5em; }
h1 { font-size: clamp(34px, 5.2vw, 58px); font-weight: 800; }
h2 { font-size: clamp(26px, 3.4vw, 38px); font-weight: 760; }
h3 { font-size: 19px; font-weight: 700; }
p { margin: 0 0 1em; }
code, kbd, pre { font-family: var(--mono); font-size: 0.92em; }
code { background: var(--code-bg); padding: 0.1em 0.4em; border-radius: 6px; }
pre {
  margin: 0;
  padding: 16px 18px;
  background: var(--term-bg);
  color: var(--term-ink);
  border-radius: 12px;
  overflow: auto;
  line-height: 1.5;
  font-size: 14px;
}
pre code { background: none; padding: 0; font-size: inherit; color: inherit; }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.container { width: min(1120px, 100% - 2 * var(--gutter)); margin-inline: auto; }
.section { padding: clamp(56px, 8vw, 104px) 0; }
.section-head { max-width: 720px; margin-bottom: 40px; }
.section-head p { font-size: 19px; color: var(--ink-2); }
.eyebrow { display: inline-block; font-size: 13px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--accent); margin-bottom: 12px; }
.band { background: var(--bg-band); }
.muted { color: var(--muted); }
.lead { font-size: clamp(18px, 2vw, 21px); color: var(--ink-2); }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 46px; padding: 10px 20px; border-radius: 999px;
  font: inherit; font-weight: 650; text-decoration: none; cursor: pointer;
  border: 1.5px solid transparent; transition: background .15s, border-color .15s, transform .08s;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--accent); color: var(--on-accent); box-shadow: 0 8px 24px -10px var(--glow); }
.btn-primary:hover { background: var(--accent-hover); }
.btn-secondary { background: var(--surface); color: var(--ink); border-color: var(--line-strong); }
.btn-secondary:hover { background: var(--hover); }
.btn-block { width: 100%; }
.btn svg { width: 18px; height: 18px; }

/* ---------- header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50; height: var(--header-h);
  background: var(--header-bg); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent; transition: border-color .2s;
}
.site-header.is-scrolled { border-bottom-color: var(--line); }
.site-header .container { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 800; color: var(--ink); text-decoration: none; font-size: 18px; }
.brand img { width: 30px; height: 30px; border-radius: 8px; }
.brand small { font-weight: 500; color: var(--muted); font-size: 13px; }
.primary-nav ul { display: flex; gap: 4px; list-style: none; margin: 0; padding: 0; align-items: center; }
.primary-nav a { display: inline-block; padding: 8px 12px; border-radius: 999px; color: var(--ink-2); text-decoration: none; font-weight: 550; font-size: 15px; }
.primary-nav a:hover { background: var(--hover); color: var(--ink); }
.primary-nav .nav-cta a { background: var(--accent); color: var(--on-accent); }
.primary-nav .nav-cta a:hover { background: var(--accent-hover); }
.nav-toggle { display: none; width: 44px; height: 44px; border: 0; background: none; border-radius: 10px; cursor: pointer; color: var(--ink); }
.nav-toggle span { display: block; width: 22px; height: 2px; background: currentColor; margin: 5px auto; transition: transform .2s, opacity .2s; }
@media (max-width: 819px) {
  .nav-toggle { display: block; }
  .primary-nav { position: absolute; left: 0; right: 0; top: var(--header-h); background: var(--surface); border-bottom: 1px solid var(--line); box-shadow: var(--shadow-md); display: none; padding: 8px var(--gutter) 16px; }
  .site-header.nav-open .primary-nav { display: block; }
  .primary-nav ul { flex-direction: column; align-items: stretch; }
  .primary-nav a { display: block; padding: 12px; }
  .nav-open .nav-toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
  .nav-open .nav-toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
}

/* ---------- hero ---------- */
.hero { padding: clamp(48px, 7vw, 96px) 0 clamp(32px, 5vw, 64px); position: relative; }
.hero::before {
  content: ""; position: absolute; inset: -200px 0 auto; height: 620px; z-index: -1;
  background: radial-gradient(60% 50% at 30% 30%, var(--glow), transparent 70%), radial-gradient(40% 40% at 80% 20%, rgb(255 179 71 / 0.18), transparent 70%);
  pointer-events: none;
}
.hero-grid { display: grid; gap: 40px; align-items: center; }
.hero-copy { max-width: 640px; }
.hero h1 .marker { background: linear-gradient(90deg, var(--accent), var(--pink)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 24px 0 8px; align-items: center; }
.hero-note { font-size: 14px; color: var(--muted); margin: 8px 0 0; }
.hero-note a { color: inherit; }
.hero-badges { display: flex; flex-wrap: wrap; gap: 8px 14px; margin-top: 18px; font-size: 14px; color: var(--muted); list-style: none; padding: 0; }
.hero-badges li::before { content: "✓ "; color: var(--mint); font-weight: 700; }
.hero-shot { margin-top: clamp(24px, 4vw, 48px); border-radius: 18px; overflow: hidden; box-shadow: var(--shadow-lg); border: 1px solid var(--line); background: var(--term-bg); }
.hero-shot img { width: 100%; }

/* ---------- highlights ---------- */
.cards { display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px 22px 18px; box-shadow: var(--shadow-sm);
}
.card h3 { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; }
.card .ico { width: 34px; height: 34px; border-radius: 10px; display: inline-grid; place-items: center; background: var(--code-bg); color: var(--accent); flex: none; }
.card .ico svg { width: 18px; height: 18px; }
.card p { color: var(--ink-2); font-size: 16px; margin: 0; }
.card code { font-size: 0.86em; }

/* ---------- two-column feature ---------- */
.feature-grid { display: grid; gap: 36px; align-items: center; }
@media (min-width: 900px) { .feature-grid { grid-template-columns: 1.05fr 1fr; gap: 56px; } .feature-flip .feature-copy { order: 2; } }
.feature-copy p { color: var(--ink-2); }
.feature-copy ul { padding-left: 1.2em; color: var(--ink-2); }
.feature-copy li { margin-bottom: 6px; }
.term { border-radius: 14px; overflow: hidden; box-shadow: var(--shadow-md); border: 1px solid var(--line); background: var(--term-bg); }
.term-bar { display: flex; align-items: center; gap: 6px; padding: 10px 14px; background: rgb(255 255 255 / 0.04); border-bottom: 1px solid rgb(255 255 255 / 0.06); font-family: var(--mono); font-size: 12px; color: var(--term-dim); }
.term-bar i { width: 10px; height: 10px; border-radius: 50%; background: #433D35; display: inline-block; }
.term-bar i:nth-child(1) { background: #FF5F57; } .term-bar i:nth-child(2) { background: #FEBC2E; } .term-bar i:nth-child(3) { background: #28C840; }
.term-bar span { margin-left: 8px; }
.term pre { border-radius: 0; }
.t-dim { color: var(--term-dim); } .t-ok { color: #3DDC84; } .t-warn { color: #F5D08A; } .t-acc { color: #FFB347; } .t-pink { color: #FF6A3D; }

/* ---------- checklist (safety) ---------- */
.checks { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.checks li { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 14px 16px 14px 44px; position: relative; color: var(--ink-2); font-size: 16px; }
.checks li::before { content: ""; position: absolute; left: 16px; top: 18px; width: 16px; height: 16px; border-radius: 50%; background: var(--mint); box-shadow: inset 0 0 0 4px var(--surface), 0 0 0 1.5px var(--mint); }
.checks li.still::before { background: var(--amber); box-shadow: inset 0 0 0 4px var(--surface), 0 0 0 1.5px var(--amber); }
.checks strong { color: var(--ink); }
.legend { font-size: 14px; color: var(--muted); margin-top: 14px; }
.legend i { display: inline-block; width: 10px; height: 10px; border-radius: 50%; vertical-align: middle; margin: 0 4px 2px 8px; }

/* ---------- download ---------- */
.dl-head { display: flex; flex-wrap: wrap; gap: 12px 24px; align-items: baseline; justify-content: space-between; margin-bottom: 28px; }
.release-info { font-size: 15px; color: var(--muted); }
.release-info a { color: inherit; }
.dl-grid { display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.dl-os { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow-sm); display: flex; flex-direction: column; gap: 14px; }
.dl-os.is-mine { border-color: var(--accent); box-shadow: 0 0 0 3px var(--glow); }
.dl-os h3 { display: flex; align-items: center; gap: 10px; margin: 0; }
.dl-os h3 svg { width: 22px; height: 22px; }
.dl-os .mine { display: none; font-size: 12px; font-weight: 700; color: var(--accent); background: var(--code-bg); padding: 2px 8px; border-radius: 999px; margin-left: auto; }
.dl-os.is-mine .mine { display: inline-block; }
.dl-item { display: flex; flex-direction: column; gap: 8px; padding-top: 12px; border-top: 1px solid var(--line); }
.dl-item:first-of-type { border-top: 0; padding-top: 0; }
.dl-file { margin: 0; font-size: 13px; color: var(--muted); display: flex; flex-wrap: wrap; gap: 6px 10px; align-items: baseline; }
.dl-file code { word-break: break-all; }
.dl-size::before { content: "· "; }
.dl-note { margin: 0; font-size: 14px; color: var(--muted); }
.callout { background: var(--warn-bg); color: var(--warn-ink); border: 1px solid var(--warn-line); border-radius: 12px; padding: 14px 16px; font-size: 15px; margin-top: 18px; }
.callout code { background: rgb(0 0 0 / 0.08); color: inherit; }
.verify { margin-top: 36px; display: grid; gap: 18px; }
@media (min-width: 900px) { .verify { grid-template-columns: 1fr 1fr; } }
.verify h3 { margin-bottom: 8px; }
.codeblock { position: relative; }
.codeblock .copy { position: absolute; top: 8px; right: 8px; font: inherit; font-size: 12px; font-weight: 650; padding: 4px 10px; border-radius: 999px; border: 1px solid rgb(255 255 255 / 0.2); background: rgb(255 255 255 / 0.08); color: var(--term-ink); cursor: pointer; }
.codeblock .copy:hover { background: rgb(255 255 255 / 0.16); }
.codeblock .copy.is-done { background: var(--mint); border-color: var(--mint); color: #062; }

/* ---------- FAQ ---------- */
.faq { display: grid; gap: 10px; max-width: 820px; }
.faq details { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 0 18px; }
.faq summary { cursor: pointer; font-weight: 650; padding: 14px 0; list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--muted); font-size: 22px; line-height: 1; }
.faq details[open] summary::after { content: "–"; }
.faq details > *:not(summary) { color: var(--ink-2); font-size: 16px; }
.faq details > p:last-child { padding-bottom: 14px; }

/* ---------- footer ---------- */
.site-footer { border-top: 1px solid var(--line); padding: 36px 0 48px; font-size: 14px; color: var(--muted); }
.site-footer .container { display: flex; flex-wrap: wrap; gap: 12px 28px; justify-content: space-between; align-items: center; }
.site-footer ul { display: flex; flex-wrap: wrap; gap: 16px; list-style: none; margin: 0; padding: 0; }
.site-footer a { color: inherit; }

/* ---------- lightbox ---------- */
dialog.lightbox { border: 0; padding: 0; background: transparent; max-width: min(96vw, 1400px); }
dialog.lightbox::backdrop { background: rgb(12 10 8 / 0.85); }
dialog.lightbox img { border-radius: 12px; max-height: 92vh; width: auto; }

/* ---------- 404 ---------- */
.lost { min-height: calc(100vh - var(--header-h)); display: grid; place-items: center; text-align: center; padding: 48px var(--gutter); }
.lost pre { display: inline-block; text-align: left; margin-bottom: 24px; }

/* grid children must be allowed to shrink below their content (long <pre> lines) */
.hero-grid > *, .feature-grid > *, .verify > *, .dl-grid > *, .cards > *, .checks > * { min-width: 0; }
html { overflow-x: hidden; }