/* ================================================================
   BDT Mockup Design System — global tokens + shared utilities
   Source of truth for the site refresh. Loaded from Base.astro.
   ================================================================ */

:root {
  --bg: #fafaf7;
  --surface: #ffffff;
  --ink: #0b0b0b;
  --ink-2: #1a1a1a;
  --muted: #5c5c5c;
  --muted-2: #8a8a8a;
  --line: #e8e8e2;
  --line-strong: #d0d0c8;
  --accent: #ff4a60;
  --accent-ink: #b1102a;
  --accent-soft: #fff2f4;
  --yellow: #ffc431;
  --green: #1a7a3a;
  --green-soft: #eafbf0;
  --amber: #b57200;
  --amber-soft: #fff5d9;
  --red: #b1102a;
  --red-soft: #fff2f4;
  --panel-dark: #0b0b0b;
  --panel-dark-ink: #f4f4ef;

  --sans: 'Onest', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;

  --radius: 14px;
  --radius-sm: 8px;
  --container: 1240px;
  --container-narrow: 980px;
  --shadow-1: 0 1px 2px rgba(11, 11, 11, 0.04), 0 8px 24px rgba(11, 11, 11, 0.04);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
a { color: inherit; }

h1, h2, h3, h4 { font-family: var(--sans); font-weight: 700; letter-spacing: -0.02em; margin: 0 0 16px; line-height: 1.1; }
h1 { font-size: clamp(38px, 5.4vw, 60px); font-weight: 800; letter-spacing: -0.035em; }
h2 { font-size: clamp(28px, 3.4vw, 40px); letter-spacing: -0.03em; }
h3 { font-size: 22px; letter-spacing: -0.02em; }
p { margin: 0 0 16px; color: var(--ink-2); }

.muted { color: var(--muted); }
.eyebrow {
  font-family: var(--mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--muted);
  font-weight: 500;
  display: inline-block;
  margin-bottom: 12px;
}
.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.container-narrow { max-width: var(--container-narrow); margin: 0 auto; padding: 0 24px; }

/* Sections */
section { padding: 88px 0; }
section.tight { padding: 64px 0; }
.section-head { max-width: 780px; margin-bottom: 48px; }
.section-head p { font-size: 19px; color: var(--muted); }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--sans);
  font-weight: 600;
  font-size: 15px;
  padding: 14px 22px;
  border-radius: 999px;
  text-decoration: none;
  border: 1.5px solid transparent;
  transition: transform 0.12s ease, box-shadow 0.12s ease, background 0.12s ease;
  cursor: pointer;
  white-space: nowrap;
  line-height: 1;
}
.btn-primary { background: var(--ink); color: var(--bg); }
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 4px 16px rgba(11, 11, 11, 0.18); }
.btn-accent { background: var(--accent); color: #fff; }
.btn-accent:hover { transform: translateY(-1px); box-shadow: 0 4px 16px rgba(255, 74, 96, 0.28); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line-strong); }
.btn-ghost:hover { background: var(--surface); border-color: var(--ink); }
.btn-lg { padding: 18px 28px; font-size: 16px; }
.arrow { display: inline-block; transition: transform 0.14s ease; }
.btn:hover .arrow { transform: translateX(3px); }
button.btn { font-family: var(--sans); }

/* Trust line — used under CTA rows across pages */
.trust-line {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted);
  letter-spacing: 0.02em;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.trust-line span::before { content: "· "; color: var(--line-strong); margin-right: 8px; }
.trust-line span:first-child::before { display: none; }

/* FAQ accordion — reused on homepage, audit, agencies */
.faq-list { max-width: 820px; }
details.faq {
  border-bottom: 1px solid var(--line);
  padding: 20px 0;
}
details.faq summary {
  cursor: pointer;
  list-style: none;
  font-weight: 600;
  font-size: 17px;
  color: var(--ink);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
}
details.faq summary::-webkit-details-marker { display: none; }
details.faq summary::after {
  content: "+";
  font-size: 22px;
  font-weight: 400;
  color: var(--muted);
  transition: transform 0.2s ease;
}
details.faq[open] summary::after { content: "−"; }
details.faq .answer { margin-top: 12px; color: var(--muted); font-size: 15px; }
details.faq .answer a { color: var(--accent-ink); font-weight: 600; }

/* Final CTA panel (dark) — reused across pages */
.cta-panel {
  background: var(--panel-dark);
  color: var(--panel-dark-ink);
  padding: 88px 0;
}
.cta-panel h2 { color: var(--panel-dark-ink); max-width: 720px; }
.cta-panel p { color: rgba(244, 244, 239, 0.7); max-width: 640px; font-size: 19px; margin-bottom: 32px; }
.cta-panel .btn-primary { background: var(--accent); color: #fff; border-color: var(--accent); }
.cta-panel .btn-primary:hover { background: #ff3550; }
.cta-panel .btn-ghost { color: var(--panel-dark-ink); border-color: rgba(244, 244, 239, 0.3); }
.cta-panel .btn-ghost:hover { background: rgba(244, 244, 239, 0.08); border-color: var(--panel-dark-ink); }
.cta-panel .ctas { display: flex; gap: 12px; flex-wrap: wrap; }
.cta-panel .eyebrow { color: rgba(244, 244, 239, 0.5); }

/* Problem/dark section — reused on homepage + agencies */
.problem { background: var(--panel-dark); color: var(--panel-dark-ink); }
.problem h2 { color: var(--panel-dark-ink); max-width: 800px; }
.problem p { color: rgba(244, 244, 239, 0.75); max-width: 720px; font-size: 19px; }
.problem .eyebrow { color: rgba(244, 244, 239, 0.5); }