/* ============================================================
   Booqello platform site — design system (direction B: modern SaaS)
   Slate ink + electric blue. No frameworks, no build step.
   Tokens first; change colours here and the whole site follows.
   ============================================================ */

:root {
  --ink: #0F172A;        /* near-black slate — dark bands, headings */
  --panel: #1E293B;      /* raised dark panel */
  --panel-line: #334155; /* borders on dark */
  --accent: #F0A81E;      /* brand amber (the logo's gold) — fills, buttons, marks */
  --accent-ink: #B45309;  /* deeper amber for text and links on light backgrounds (AA) */
  --accent-hover: #D9910F;/* amber, pressed */
  --accent-soft: #FCD34D; /* light amber — eyebrow text on dark */
  --bg: #FFFFFF;
  --bg-alt: #F8FAFC;     /* light grey band */
  --border: #E2E8F0;
  --muted: #64748B;      /* secondary text on light */
  --muted-dark: #94A3B8; /* secondary text on dark */
  --text: #1E293B;
  --radius: 10px;
  --radius-lg: 14px;
  --max: 1080px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

img, svg { max-width: 100%; height: auto; }
a { color: var(--accent-ink); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3, h4 { color: var(--ink); line-height: 1.15; letter-spacing: -0.02em; margin: 0 0 0.5em; }
h1 { font-size: clamp(2rem, 5vw, 3rem); font-weight: 800; }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.1rem); font-weight: 800; }
h3 { font-size: 1.15rem; font-weight: 700; }
p  { margin: 0 0 1em; }

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

/* ---------- nav ---------- */
.nav {
  background: var(--ink);
  color: #fff;
  position: sticky; top: 0; z-index: 50;
  border-bottom: 1px solid var(--panel-line);
}
.nav .wrap { display: flex; align-items: center; justify-content: space-between; min-height: 62px; }
.nav-logo { color: #fff; font-weight: 800; font-size: 1.15rem; letter-spacing: -0.01em; white-space: nowrap; }
.nav-logo:hover { text-decoration: none; }
.nav-logo .mark { color: var(--accent); }
.nav-links { display: flex; align-items: center; gap: 26px; list-style: none; margin: 0; padding: 0; }
.nav-links a { color: #E2E8F0; font-size: 0.95rem; font-weight: 500; }
.nav-links a:hover { color: #fff; text-decoration: none; }
.nav-links a[data-nav-active] { color: #fff; font-weight: 700; }
.nav-cta { background: var(--accent); color: var(--ink) !important; padding: 9px 16px; border-radius: 8px; font-weight: 700 !important; }
.nav-cta:hover { background: var(--accent-hover); }

/* dropdowns */
.nav-drop { position: relative; }
.nav-drop > a::after { content: " ▾"; font-size: 0.7em; }
.nav-menu {
  display: none; position: absolute; top: 100%; left: -14px; min-width: 240px;
  background: var(--panel); border: 1px solid var(--panel-line); border-radius: var(--radius);
  padding: 8px; margin: 0; list-style: none; box-shadow: 0 12px 30px rgba(2, 6, 23, 0.4);
}
.nav-drop:hover .nav-menu, .nav-drop:focus-within .nav-menu, .nav-drop.open .nav-menu { display: block; }
.nav-menu a { display: block; padding: 8px 12px; border-radius: 7px; color: #E2E8F0; }
.nav-menu a:hover { background: rgba(240, 168, 30, 0.22); color: #fff; }

.nav-burger {
  display: none; background: none; border: 0; color: #fff; font-size: 1.6rem;
  padding: 6px 10px; cursor: pointer; line-height: 1;
}

/* ---------- hero ---------- */
.hero { background: linear-gradient(180deg, var(--ink) 0%, var(--panel) 100%); color: #fff; padding: 72px 0 64px; }
.hero h1 { color: #fff; max-width: 21ch; }
.hero .sub { font-size: 1.1rem; color: var(--muted-dark); max-width: 54ch; }
.hero-ctas { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 26px; }
.eyebrow { font-size: 0.78rem; font-weight: 800; letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent-soft); margin-bottom: 14px; }
.section-dark .eyebrow, .hero .eyebrow { color: var(--accent-soft); }
.section .eyebrow, .section-alt .eyebrow { color: var(--accent-ink); }

/* ---------- buttons ---------- */
.btn {
  display: inline-block; background: var(--accent); color: var(--ink); font-weight: 700;
  padding: 13px 24px; border-radius: 9px; font-size: 1rem; border: 0; cursor: pointer;
}
.btn:hover { background: var(--accent-hover); text-decoration: none; }
.btn-ghost { background: transparent; border: 1.5px solid #475569; color: #E2E8F0; font-weight: 500; }
.btn-ghost:hover { background: rgba(255, 255, 255, 0.06); border-color: #64748B; }
.btn-ghost-light { background: transparent; border: 1.5px solid var(--border); color: var(--ink); font-weight: 600; }
.btn-ghost-light:hover { background: var(--bg-alt); }

/* ---------- sections ---------- */
.section { padding: 64px 0; background: var(--bg); }
.section-alt { padding: 64px 0; background: var(--bg-alt); }
.section-dark { padding: 64px 0; background: var(--ink); color: #fff; }
.section-dark h2, .section-dark h3 { color: #fff; }
.section-dark p { color: var(--muted-dark); }
.section-head { max-width: 62ch; margin-bottom: 34px; }
.section-head p { color: var(--muted); font-size: 1.05rem; }
.section-dark .section-head p { color: var(--muted-dark); }
.center { text-align: center; }
.center .section-head { margin-left: auto; margin-right: auto; }

/* ---------- grids & cards ---------- */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.card {
  background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 22px; display: block; color: var(--text);
}
a.card:hover { text-decoration: none; border-color: var(--accent); box-shadow: 0 4px 18px rgba(240, 168, 30, 0.16); }
.card h3 { margin-bottom: 6px; }
.card p { color: var(--muted); font-size: 0.95rem; margin: 0; }
.card .more { display: inline-block; margin-top: 10px; color: var(--accent-ink); font-weight: 600; font-size: 0.9rem; }
.section-dark .card { background: var(--panel); border-color: var(--panel-line); color: #fff; }
.section-dark .card p { color: var(--muted-dark); }
.section-dark a.card:hover { border-color: var(--accent-soft); }

/* ---------- proof bar ---------- */
.proof-bar { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; padding: 28px 0; border-bottom: 1px solid var(--border); text-align: center; }
.proof-bar b { display: block; font-size: 1.6rem; font-weight: 800; color: var(--ink); }
.proof-bar span { font-size: 0.85rem; color: var(--muted); }

/* ---------- split rows (text + visual) ---------- */
.split { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 40px; align-items: center; }
.split.rev { grid-template-columns: 0.9fr 1.1fr; }
.split.rev .split-text { order: 2; }
.split p { color: var(--muted); }
.section-dark .split p { color: var(--muted-dark); }

/* ---------- product-shot frame ---------- */
.shot-frame {
  background: #0B1220; border: 1px solid var(--panel-line); border-radius: var(--radius-lg);
  padding: 10px; box-shadow: 0 18px 50px rgba(2, 6, 23, 0.35);
}
.shot-frame img, .shot-frame svg { display: block; border-radius: 8px; width: 100%; }

/* ---------- steps ---------- */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.step { border-left: 3px solid var(--accent); padding: 4px 0 4px 18px; }
.step b { display: block; color: var(--ink); font-size: 1.05rem; margin-bottom: 4px; }
.step p { color: var(--muted); font-size: 0.95rem; margin: 0; }

/* ---------- pills / checklists ---------- */
.pill { display: inline-block; background: rgba(240, 168, 30, 0.18); color: #92400E; font-size: 0.8rem; font-weight: 700; padding: 4px 12px; border-radius: 999px; }
.ticks { list-style: none; padding: 0; margin: 0 0 1em; }
.ticks li { padding-left: 26px; position: relative; margin-bottom: 8px; color: var(--text); }
.ticks li::before { content: "✓"; position: absolute; left: 0; color: var(--accent-ink); font-weight: 800; }
.section-dark .ticks li::before { color: var(--accent-soft); }
.section-dark .ticks li { color: #E2E8F0; }

/* ---------- pricing tiers ---------- */
.tiers { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; align-items: start; }
.tier { border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 26px; background: var(--bg); position: relative; }
.tier.rec { border-color: var(--accent); box-shadow: 0 8px 30px rgba(240, 168, 30, 0.20); }
.tier .flag { position: absolute; top: -12px; left: 24px; background: var(--accent); color: var(--ink); font-size: 0.72rem; font-weight: 800; letter-spacing: 0.08em; padding: 4px 12px; border-radius: 999px; text-transform: uppercase; }
.tier .price { font-size: 2.1rem; font-weight: 800; color: var(--ink); }
.tier .price small { font-size: 0.95rem; font-weight: 500; color: var(--muted); }
.tier .from { font-size: 0.8rem; color: var(--muted); text-transform: uppercase; letter-spacing: 0.06em; font-weight: 700; }

/* ---------- feature matrix ---------- */
.matrix-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius); }
.matrix { border-collapse: collapse; width: 100%; min-width: 640px; font-size: 0.92rem; }
.matrix th, .matrix td { padding: 10px 14px; border-bottom: 1px solid var(--border); text-align: center; }
.matrix td:first-child, .matrix th:first-child { text-align: left; position: sticky; left: 0; background: var(--bg); min-width: 220px; }
.matrix thead th { background: var(--ink); color: #fff; font-weight: 700; position: sticky; top: 0; }
.matrix thead th:first-child { background: var(--ink); }
.matrix .group td { background: var(--bg-alt); font-weight: 800; color: var(--ink); text-align: left; font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.06em; }
.matrix .yes { color: var(--accent-ink); font-weight: 800; }
.matrix .no { color: #CBD5E1; }

/* ---------- FAQ ---------- */
.faq { border-bottom: 1px solid var(--border); padding: 4px 0; }
.faq summary { cursor: pointer; font-weight: 700; color: var(--ink); padding: 12px 0; list-style: none; position: relative; padding-right: 30px; }
.faq summary::after { content: "+"; position: absolute; right: 4px; color: var(--accent-ink); font-weight: 800; font-size: 1.2rem; }
.faq[open] summary::after { content: "–"; }
.faq p { color: var(--muted); margin-top: 0; }

/* ---------- forms ---------- */
.form { display: grid; gap: 14px; max-width: 560px; }
.form label { font-weight: 600; color: var(--ink); font-size: 0.92rem; display: block; margin-bottom: 4px; }
.form input, .form select, .form textarea {
  width: 100%; padding: 11px 13px; border: 1px solid var(--border); border-radius: 8px;
  font: inherit; color: var(--text); background: var(--bg);
}
.form input:focus, .form select:focus, .form textarea:focus { outline: 2px solid var(--accent-ink); outline-offset: 0; border-color: var(--accent-ink); }
.form .hp { position: absolute; left: -9999px; opacity: 0; height: 0; overflow: hidden; }
.form-note { font-size: 0.85rem; color: var(--muted); }
.form-status { font-weight: 600; display: none; }
.form-status.ok { display: block; color: #15803D; }
.form-status.err { display: block; color: #B91C1C; }

/* ---------- footer ---------- */
.footer { background: #0B1220; color: var(--muted-dark); padding: 48px 0 30px; font-size: 0.9rem; }
.footer a { color: var(--muted-dark); }
.footer a:hover { color: #fff; }
.footer-cols { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 28px; margin-bottom: 30px; }
.footer h3 { color: #fff; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 12px; }
.footer ul { list-style: none; margin: 0; padding: 0; }
.footer li { margin-bottom: 8px; }
.footer-logo { color: #fff; font-weight: 800; font-size: 1.1rem; }
.footer-logo .mark { color: var(--accent); }
.footer-base { border-top: 1px solid #1E293B; padding-top: 22px; display: flex; justify-content: space-between; gap: 14px; flex-wrap: wrap; }

/* ---------- responsive ---------- */
@media (max-width: 900px) {
  .grid-3, .grid-4, .steps, .tiers { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
  .split, .split.rev { grid-template-columns: 1fr; gap: 22px; }
  .split.rev .split-text { order: 0; }
  .proof-bar { grid-template-columns: repeat(2, 1fr); row-gap: 20px; }
  .footer-cols { grid-template-columns: 1fr 1fr; }

  .nav-burger { display: block; }
  .nav-links {
    display: none; position: absolute; top: 62px; left: 0; right: 0;
    background: var(--ink); flex-direction: column; align-items: flex-start;
    padding: 14px 22px 20px; gap: 14px; border-bottom: 1px solid var(--panel-line);
  }
  .nav.open .nav-links { display: flex; }
  .nav-menu { position: static; display: none; box-shadow: none; border: 0; background: transparent; padding: 2px 0 0 14px; }
  .nav-drop.open .nav-menu { display: block; }
}