/*
  seo.smuga.com.ua — окремий статичний сайт SEO-інструментів.
  Дизайн-токени успадковані з smuga.com.ua (src/styles/global.css).
*/

:root {
  --font-sans: 'Inter', ui-sans-serif, system-ui, -apple-system, sans-serif;
  --font-mono: 'IBM Plex Mono', ui-monospace, 'SF Mono', Menlo, monospace;

  --paper: #e9e7e1;
  --paper-soft: #f2f1ee;
  --card: #ffffff;
  --line: #dedbd3;

  --charcoal: #14161c;
  --charcoal-soft: #1c1f27;
  --line-dark: #2b2f3a;

  --ink: #16181d;
  --ink-soft: #4c4f57;
  --ink-faint: #666972;
  --mist: #9ba0ac;

  --accent: #b23a0c;
  --accent-deep: #d34a17;
  --neon: #00cfff;
  --neon-deep: #0a6fa0;

  --good: #0f7a4f;
  --bad: #b91c1c;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 { font-family: var(--font-mono); line-height: 1.25; }

a { color: inherit; }

::selection { background: #f15a24; color: #fff; }

/* ---------- Фірмова смуга ---------- */
.smuga {
  display: inline-block;
  height: 3px;
  width: 2.5rem;
  border-radius: 999px;
  background: linear-gradient(90deg, #f59e0b, #f15a24);
}

/* ---------- Панелі ---------- */
.panel {
  max-width: 76rem;
  margin: 0 auto;
  border-radius: 1.75rem;
}
.panel-light { background: var(--paper-soft); color: var(--ink); }
.panel-dark { background: var(--charcoal); color: #fff; }

/* ---------- Термінальні мітки ---------- */
.sec-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--ink-soft);
}
.sec-label .n, .sec-label .sl { color: var(--accent); font-weight: 600; }
.panel-dark .sec-label { color: var(--mist); }

.bracket {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  transition: color 0.2s ease;
}
.bracket::before { content: '[ '; color: var(--ink-faint); }
.bracket::after { content: ' ]'; color: var(--ink-faint); }
.bracket:hover, .bracket.active { color: var(--accent); }
.panel-dark .bracket::before, .panel-dark .bracket::after,
.on-dark .bracket::before, .on-dark .bracket::after { color: var(--mist); }

/* ---------- Кнопки ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: 999px;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}
.btn .arr { transition: transform 0.2s ease; }
.btn:hover .arr { transform: translateX(4px); }
.btn-solid { background: var(--ink); color: #fff; padding: 0.75rem 1.5rem; }
.btn-solid:hover { background: var(--accent); }
.btn-light { background: #fff; color: var(--ink); padding: 0.65rem 1.25rem; }
.btn-light:hover { background: var(--accent); color: #fff; }
.btn-outline {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line);
  padding: 0.65rem 1.25rem;
}
.btn-outline:hover { border-color: var(--ink); }

/* ---------- Картки ---------- */
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 1.25rem;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}
.card:hover {
  transform: translateY(-3px);
  border-color: #c9c5ba;
  box-shadow: 0 16px 40px -20px rgba(20, 22, 28, 0.3);
}

.pill {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.3rem 0.7rem;
  color: var(--ink-soft);
  background: var(--card);
  white-space: nowrap;
}

.h-muted { color: var(--ink-faint); }

/* ---------- Шапка ---------- */
.site-header {
  background: var(--charcoal);
  color: #fff;
}
.site-header .inner {
  max-width: 76rem;
  margin: 0 auto;
  padding: 0.9rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.site-header img { height: 1.5rem; width: auto; display: block; }
.site-header .brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
}
.site-header nav { display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; }

.site-footer {
  max-width: 76rem;
  margin: 0 auto;
  padding: 1.5rem 1rem 2rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-faint);
}