/* Backtick — marketing site styles (landing / docs / about / contact).
   Separate from the app's style.css. Pages render fully without JS, so all
   nav/footer markup is inlined per page; this file only styles it.
   Palette mirrors the app: dark TradingView-ish theme, teal accent. */

:root {
  --bg: #0f1218;
  --bg-2: #131722;
  --panel: #161a22;
  --panel-2: #1e222d;
  --border: #2a2e39;
  --text: #d1d4dc;
  --text-strong: #e6e9ee;
  --muted: #8a93a3;
  --accent: #26a69a;
  --accent-hi: #34c5b8;
  --green: #81c784;
  --red: #ef5350;
  --orange: #ffa726;
  --maxw: 1080px;
  --radius: 14px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

/* Themed scrollbars — thin and dark to match the marketing pages (and the app
   chrome) instead of the chunky grey OS default. */
* { scrollbar-width: thin; scrollbar-color: #3a4150 transparent; }
*::-webkit-scrollbar { width: 10px; height: 10px; }
*::-webkit-scrollbar-track { background: transparent; }
*::-webkit-scrollbar-thumb {
  background: #3a4150; border-radius: 8px;
  border: 2px solid transparent; background-clip: content-box;
}
*::-webkit-scrollbar-thumb:hover { background: #4a5263; background-clip: content-box; }
*::-webkit-scrollbar-corner { background: transparent; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent-hi); text-decoration: none; }
a:hover { color: #5fded0; }

img { max-width: 100%; display: block; }

.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 22px; }

/* ---------- Header / nav ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(15, 18, 24, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.site-header .wrap {
  display: flex; align-items: center; gap: 18px;
  height: 60px;
}
.brand {
  display: inline-flex; align-items: center; gap: 9px;
  font-weight: 700; letter-spacing: 0.3px; font-size: 16px;
  color: var(--text-strong);
}
.brand .logo { width: 28px; height: 28px; flex-shrink: 0;
  filter: drop-shadow(0 1px 4px rgba(38, 166, 154, 0.30)); }
.brand .name {
  background: linear-gradient(120deg, #26a69a, #4dd0c1);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.nav { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.nav a {
  color: var(--muted); font-size: 14px; font-weight: 500;
  padding: 7px 11px; border-radius: 8px;
}
.nav a:hover { color: var(--text-strong); background: var(--panel-2); }
.nav a.active { color: var(--text-strong); }
.nav .cta {
  background: var(--accent); color: #07110f; font-weight: 700;
  padding: 7px 14px; margin-left: 6px;
}
.nav .cta:hover { background: var(--accent-hi); color: #07110f; }

/* Mobile nav: show the page links (Docs / About / Contact), drop the Launch
   CTA and the external GitHub link so the bar stays on one line. */
.nav-toggle { display: none; }
@media (max-width: 760px) {
  .nav .cta,
  .nav a[target="_blank"] { display: none; }
  .nav { gap: 2px; }
  .nav a { padding: 7px 9px; }
  .site-header .wrap { gap: 10px; }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 22px; border-radius: 10px; font-weight: 700; font-size: 15px;
  border: 1px solid transparent; cursor: pointer; transition: all 0.15s ease;
}
.btn-primary { background: var(--accent); color: #07110f; }
.btn-primary:hover { background: var(--accent-hi); color: #07110f; transform: translateY(-1px); }
.btn-ghost { background: transparent; color: var(--text-strong); border-color: var(--border); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent-hi); }

/* ---------- Hero ---------- */
.hero {
  position: relative; overflow: hidden;
  padding: 84px 0 64px;
  background:
    radial-gradient(900px 420px at 50% -120px, rgba(38, 166, 154, 0.16), transparent 70%),
    var(--bg);
  text-align: center;
}
.hero .eyebrow {
  display: inline-block; font-size: 12.5px; letter-spacing: 1.4px;
  text-transform: uppercase; color: var(--accent-hi);
  border: 1px solid var(--border); border-radius: 999px;
  padding: 5px 14px; margin-bottom: 22px; background: var(--panel);
}
.hero h1 {
  font-size: clamp(34px, 6vw, 58px); line-height: 1.06; margin: 0 0 18px;
  color: var(--text-strong); letter-spacing: -0.5px; font-weight: 800;
}
.hero h1 .grad {
  background: linear-gradient(120deg, #26a69a, #4dd0c1);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero p.lead {
  font-size: clamp(16px, 2.4vw, 20px); color: var(--muted);
  max-width: 680px; margin: 0 auto 30px;
}
.hero-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.hero-note { margin-top: 18px; font-size: 13px; color: var(--muted); }

/* ---------- Section scaffolding ---------- */
.section { padding: 64px 0; }
.section-alt { background: var(--bg-2); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.section h2 {
  font-size: clamp(24px, 4vw, 34px); color: var(--text-strong);
  margin: 0 0 10px; letter-spacing: -0.3px; font-weight: 800;
}
.section .sub { color: var(--muted); margin: 0 0 36px; max-width: 640px; font-size: 16px; }
.section.center { text-align: center; }
.section.center .sub { margin-left: auto; margin-right: auto; }

/* ---------- Feature cards ---------- */
.feature-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px;
}
.feature {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 24px 22px;
  transition: border-color 0.15s ease, transform 0.15s ease;
}
.feature:hover { border-color: var(--accent); transform: translateY(-2px); }
.feature .ic {
  width: 40px; height: 40px; border-radius: 10px; margin-bottom: 14px;
  display: grid; place-items: center;
  background: rgba(38, 166, 154, 0.12); color: var(--accent-hi);
}
.feature .ic svg { width: 22px; height: 22px; }
.feature h3 { margin: 0 0 7px; font-size: 18px; color: var(--text-strong); }
.feature p { margin: 0; color: var(--muted); font-size: 14.5px; }
.feature .tag {
  display: inline-block; margin-top: 12px; font-size: 11.5px; font-weight: 600;
  color: var(--accent-hi); background: rgba(38, 166, 154, 0.10);
  border: 1px solid rgba(38, 166, 154, 0.25); border-radius: 999px; padding: 3px 10px;
}
@media (max-width: 700px) { .feature-grid { grid-template-columns: 1fr; } }

/* Compact chips for the supporting feature row */
.chip-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 8px; }
.chip {
  font-size: 13px; color: var(--text); background: var(--panel);
  border: 1px solid var(--border); border-radius: 999px; padding: 7px 14px;
}

/* ---------- "vs premium" band ---------- */
.compare { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.compare .col {
  border: 1px solid var(--border); border-radius: var(--radius);
  padding: 22px; background: var(--panel);
}
.compare .col.ours { border-color: rgba(38, 166, 154, 0.4); background: linear-gradient(180deg, rgba(38,166,154,0.06), var(--panel)); }
.compare h3 { margin: 0 0 14px; font-size: 16px; color: var(--text-strong); }
.compare ul { list-style: none; padding: 0; margin: 0; }
.compare li { padding: 7px 0 7px 28px; position: relative; font-size: 14.5px; color: var(--text); }
.compare li::before {
  position: absolute; left: 0; top: 7px; font-weight: 700;
}
.compare .ours li::before { content: "✓"; color: var(--green); }
.compare .theirs li { color: var(--muted); }
.compare .theirs li::before { content: "✕"; color: var(--red); }
@media (max-width: 700px) { .compare { grid-template-columns: 1fr; } }

/* ---------- Screenshots ---------- */
.shots { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.shot {
  border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden;
  background: var(--panel);
}
.shot img { width: 100%; height: auto; display: block; }
.shot .cap { padding: 10px 14px; font-size: 13px; color: var(--muted); border-top: 1px solid var(--border); }
@media (max-width: 820px) { .shots { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .shots { grid-template-columns: 1fr; } }

/* phone-framed screenshots (mobile captures) */
.shot.phone img { max-width: 280px; margin: 0 auto; }
.shots.two { grid-template-columns: repeat(2, minmax(0, 320px)); justify-content: center; }
@media (max-width: 560px) { .shots.two { grid-template-columns: 1fr; } }

/* ---------- Docs layout ---------- */
.docs { display: grid; grid-template-columns: 220px 1fr; gap: 40px; padding: 40px 0 72px; }
.docs-nav { position: sticky; top: 78px; align-self: start; max-height: calc(100vh - 96px); overflow: auto; }
.docs-nav h4 { font-size: 12px; text-transform: uppercase; letter-spacing: 1px; color: var(--muted); margin: 16px 0 8px; }
.docs-nav a { display: block; color: var(--muted); font-size: 14px; padding: 5px 10px; border-radius: 7px; border-left: 2px solid transparent; }
.docs-nav a:hover { color: var(--text-strong); background: var(--panel); }
.docs-body h2 { scroll-margin-top: 78px; margin-top: 14px; }
.docs-body h3 { color: var(--text-strong); margin: 30px 0 8px; font-size: 18px; }
.docs-body p, .docs-body li { color: var(--text); font-size: 15px; }
.docs-body section { padding: 18px 0 6px; border-top: 1px solid var(--border); margin-top: 26px; }
.docs-body section:first-of-type { border-top: 0; margin-top: 0; }
.docs-body kbd {
  display: inline-block; font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 12.5px; background: var(--panel-2); border: 1px solid var(--border);
  border-bottom-width: 2px; border-radius: 6px; padding: 2px 8px; color: var(--text-strong);
}
table.keys { width: 100%; border-collapse: collapse; margin: 12px 0; }
table.keys td { padding: 9px 12px; border-bottom: 1px solid var(--border); font-size: 14.5px; vertical-align: top; }
table.keys td:first-child { width: 130px; white-space: nowrap; }
.callout {
  background: var(--panel); border: 1px solid var(--border); border-left: 3px solid var(--accent);
  border-radius: 8px; padding: 12px 16px; margin: 16px 0; font-size: 14px; color: var(--text);
}
/* Section screenshots: render at natural size (captured at CSS px so they stay
   crisp), boxed on the panel bg, with a muted caption. */
.docs-fig { margin: 20px 0 8px; }
.docs-fig img {
  max-width: 100%; height: auto; display: block;
  border: 1px solid var(--border); border-radius: 10px; background: var(--bg-2);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.25);
}
.docs-fig.tall img { max-height: 460px; width: auto; }
.docs-fig figcaption { color: var(--muted); font-size: 13px; margin-top: 9px; }
@media (max-width: 760px) {
  .docs { grid-template-columns: 1fr; gap: 0; }
  .docs-nav { display: none; }
}

/* ---------- About / Contact prose ---------- */
.prose { max-width: 720px; }
.prose p { font-size: 16px; color: var(--text); margin: 0 0 18px; }
.prose h2 { margin-top: 36px; }
.prose ul { padding-left: 20px; }
.prose li { margin: 6px 0; }

.profile { display: flex; gap: 24px; align-items: center; margin-bottom: 8px; flex-wrap: wrap; }
.profile img { width: 116px; height: 116px; border-radius: 50%; border: 2px solid var(--border); object-fit: cover; flex-shrink: 0; }
.profile .who h1 { margin: 0 0 4px; font-size: 26px; color: var(--text-strong); }
.profile .who .role { color: var(--muted); margin: 0; }

.contact-links { list-style: none; padding: 0; margin: 22px 0 0; display: grid; gap: 12px; }
.contact-links li { margin: 0; }
.contact-links a {
  display: inline-flex; align-items: center; gap: 12px;
  background: var(--panel); border: 1px solid var(--border); border-radius: 10px;
  padding: 13px 18px; color: var(--text); font-weight: 600; min-width: 280px;
}
.contact-links a:hover { border-color: var(--accent); color: var(--text-strong); }
.contact-links .ic { width: 20px; height: 20px; color: var(--accent-hi); flex-shrink: 0; }

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--border); background: var(--bg-2); padding: 34px 0; margin-top: 20px; }
.site-footer .wrap { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.site-footer .brand { font-size: 14px; }
.site-footer .links { margin-left: auto; display: flex; gap: 18px; flex-wrap: wrap; }
.site-footer .links a { color: var(--muted); font-size: 14px; }
.site-footer .links a:hover { color: var(--text-strong); }
.site-footer .copy { color: var(--muted); font-size: 13px; width: 100%; margin-top: 8px; }

/* Page intro block for sub-pages */
.page-head { padding: 48px 0 8px; }
.page-head h1 { font-size: clamp(28px, 5vw, 40px); margin: 0 0 8px; color: var(--text-strong); letter-spacing: -0.4px; }
.page-head p { color: var(--muted); margin: 0; font-size: 17px; }