/* Marketing-site kit — extends colors_and_type.css with site-specific patterns */

.site {
  min-height: 100vh;
  background: var(--bg-page);
  color: var(--fg-primary);
}

/* ===== Top bar ===== */
.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(7, 9, 12, 0.78);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
}
.topbar-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
  height: 64px;
  display: flex;
  align-items: center;
  gap: 32px;
}
.topbar .brand { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.topbar .brand img { height: 32px; }
.topbar .brand .word { font-family: var(--font-display); font-weight: 700; font-size: 22px; color: var(--brand-blue); text-transform: lowercase; letter-spacing: -0.01em; }

.nav { display: flex; gap: 4px; flex: 1; }
.nav a {
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 500;
  color: var(--fg-secondary);
  text-decoration: none;
  padding: 8px 12px;
  border-radius: var(--r-sm);
  transition: color var(--dur-fast) var(--ease-out);
}
.nav a:hover { color: var(--fg-primary); }
.nav a.active { color: var(--brand-blue); position: relative; }
.nav a.active::after { content: ''; position: absolute; left: 12px; right: 12px; bottom: 0; height: 2px; background: var(--brand-blue); }

.lang-switch { display: flex; gap: 0; border: 1px solid var(--border-default); border-radius: var(--r-sm); overflow: hidden; }
.lang-switch button { background: transparent; border: none; padding: 6px 10px; font-family: var(--font-mono); font-size: 11px; color: var(--fg-tertiary); cursor: pointer; }
.lang-switch button.active { background: var(--bg-surface-2); color: var(--fg-primary); }

/* ===== Buttons (re-styled here for UI-kit standalone use) ===== */
.btn {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 0.01em;
  padding: 10px 18px;
  border-radius: var(--r-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--dur-base) var(--ease-out);
  display: inline-flex; align-items: center; gap: 8px;
  text-decoration: none;
}
.btn svg { width: 16px; height: 16px; }
.btn-primary { background: var(--brand-blue); color: var(--fg-on-accent); border-color: var(--brand-blue); box-shadow: var(--shadow-1); }
.btn-primary:hover { background: var(--brand-blue-bright); border-color: var(--brand-blue-bright); }
.btn-secondary { background: var(--bg-surface-2); color: var(--fg-primary); border-color: var(--border-strong); }
.btn-secondary:hover { background: var(--bg-surface-3); }
.btn-ghost { background: transparent; color: var(--fg-secondary); border-color: var(--border-default); }
.btn-ghost:hover { color: var(--fg-primary); border-color: var(--border-strong); }
.btn-lg { padding: 14px 24px; font-size: 15px; }

/* ===== Section / container ===== */
.section { padding: 96px 0; border-top: 1px solid var(--border-subtle); }
.section:first-of-type { border-top: none; }
.container { max-width: var(--container-max); margin: 0 auto; padding: 0 var(--container-pad); }
.section-head { margin-bottom: 48px; max-width: 760px; }
.section-head .t-eyebrow { display: block; margin-bottom: 16px; }
.section-head .t-h2 { margin: 0 0 14px; }
.section-head .lede { font-family: var(--font-sans); font-size: 18px; line-height: 1.55; color: var(--fg-secondary); margin: 0; }

/* ===== Hero ===== */
.hero {
  position: relative;
  padding: 120px 0 96px;
  overflow: hidden;
}
.hero::before {
  /* subtle scan-line texture */
  content: ''; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    radial-gradient(circle at 70% 20%, rgba(27,157,219,0.18), transparent 55%);
  background-size: 100% 3px, auto;
  pointer-events: none;
}
.hero-inner { position: relative; max-width: var(--container-max); margin: 0 auto; padding: 0 var(--container-pad); display: grid; grid-template-columns: 1.2fr 1fr; gap: 64px; align-items: center; }
.hero h1 { margin: 14px 0 22px; }
.hero .lede { font-family: var(--font-sans); font-size: 20px; line-height: 1.55; color: var(--fg-secondary); margin: 0 0 32px; max-width: 540px; }
.hero-actions { display: flex; gap: 12px; }
.hero-meta { display: flex; gap: 32px; margin-top: 56px; }
.hero-meta .item { display: flex; flex-direction: column; gap: 4px; }
.hero-meta .num { font-family: var(--font-display); font-weight: 700; font-size: 36px; color: var(--brand-blue); line-height: 1; font-variant-numeric: tabular-nums; }
.hero-meta .lbl { font-family: var(--font-mono); font-size: 10px; text-transform: uppercase; letter-spacing: var(--tracking-caps); color: var(--fg-tertiary); }

/* Hero visual: a fake control-room rack */
.hero-visual {
  background: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: var(--r-md);
  padding: 18px;
  box-shadow: var(--shadow-3);
  position: relative;
}
.hero-visual .titlebar { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.hero-visual .titlebar-left { display: flex; align-items: center; gap: 10px; }
.hero-visual .titlebar-left .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--signal-on-air); animation: pulse 1.4s infinite; }
.hero-visual .titlebar-text { font-family: var(--font-mono); font-size: 11px; text-transform: uppercase; letter-spacing: var(--tracking-caps); color: var(--fg-tertiary); }
.channel-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.channel { background: var(--bg-elevated); border: 1px solid var(--border-default); border-radius: var(--r-sm); padding: 10px 12px; }
.channel .top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; }
.channel .nm { font-family: var(--font-mono); font-size: 10px; text-transform: uppercase; letter-spacing: var(--tracking-caps); color: var(--fg-secondary); }
.channel .tally { width: 8px; height: 8px; border-radius: 50%; }
.channel .tally.air { background: var(--signal-on-air); box-shadow: var(--shadow-on-air); animation: pulse 1.4s infinite; }
.channel .tally.cue { background: var(--signal-cue); }
.channel .tally.rdy { background: var(--signal-ready); }
.channel .tally.off { background: var(--fg-muted); }
.channel .preview { aspect-ratio: 16/9; background: linear-gradient(135deg, #1a2730, #0a1216); border-radius: 2px; position: relative; overflow: hidden; }
.channel .preview::after {
  content: '';
  position: absolute; inset: 0;
  background: repeating-linear-gradient(0deg, rgba(255,255,255,0.04) 0 1px, transparent 1px 3px);
}
.channel .tc { font-family: var(--font-mono); font-size: 10px; color: var(--brand-blue); margin-top: 6px; font-variant-numeric: tabular-nums; }

@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.45; } }

/* ===== Product card grid ===== */
.product-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.product-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: var(--r-md);
  padding: 24px;
  box-shadow: var(--shadow-2);
  cursor: pointer;
  transition: all var(--dur-base) var(--ease-out);
  display: flex; flex-direction: column; gap: 14px;
}
.product-card:hover { border-color: var(--brand-blue); transform: translateY(-1px); }
.product-card .ic { width: 44px; height: 44px; border-radius: var(--r-sm); background: var(--bg-elevated); border: 1px solid var(--border-default); display: flex; align-items: center; justify-content: center; }
.product-card .ic svg { width: 22px; height: 22px; stroke: var(--brand-blue); stroke-width: 1.5; }
.product-card h3 { font-family: var(--font-sans); font-weight: 600; font-size: 18px; margin: 0; color: var(--fg-primary); }
.product-card p { font-family: var(--font-sans); font-size: 14px; line-height: 1.5; color: var(--fg-secondary); margin: 0; flex: 1; }
.product-card .more { font-family: var(--font-mono); font-size: 11px; text-transform: uppercase; letter-spacing: var(--tracking-caps); color: var(--brand-blue); display: inline-flex; align-items: center; gap: 6px; }

/* ===== Stats band ===== */
.stats-band {
  background: var(--bg-surface);
  border-block: 1px solid var(--border-subtle);
  padding: 64px 0;
}
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.stat-item { display: flex; flex-direction: column; gap: 8px; padding: 0 16px; border-left: 1px solid var(--border-subtle); }
.stat-item:first-child { border-left: none; padding-left: 0; }
.stat-item .num { font-family: var(--font-display); font-weight: 700; font-size: 72px; line-height: 1; color: var(--brand-blue); letter-spacing: -0.02em; font-variant-numeric: tabular-nums; }
.stat-item .lbl { font-family: var(--font-mono); font-size: 11px; text-transform: uppercase; letter-spacing: var(--tracking-caps); color: var(--fg-tertiary); }

/* ===== Case study ===== */
.case-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 24px; }
.case-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: var(--r-md);
  padding: 32px;
  display: flex; flex-direction: column; gap: 18px;
}
.case-card .eyebrow { font-family: var(--font-mono); font-size: 10px; text-transform: uppercase; letter-spacing: var(--tracking-caps); color: var(--brand-blue); }
.case-card .title { font-family: var(--font-display); font-weight: 700; font-size: 36px; line-height: 1.05; text-transform: uppercase; letter-spacing: -0.02em; color: var(--fg-primary); margin: 0; }
.case-card p { font-family: var(--font-sans); font-size: 15px; line-height: 1.55; color: var(--fg-secondary); margin: 0; }
.case-card .meta { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 4px; }
.case-card .meta span { font-family: var(--font-mono); font-size: 10px; text-transform: uppercase; letter-spacing: var(--tracking-caps); padding: 4px 10px; border: 1px solid var(--border-default); color: var(--fg-tertiary); border-radius: var(--r-pill); }

.case-stats { display: grid; grid-template-rows: repeat(3, 1fr); gap: 8px; }
.case-stat { background: var(--bg-surface); border: 1px solid var(--border-default); border-radius: var(--r-md); padding: 24px; display: flex; align-items: baseline; gap: 14px; }
.case-stat .n { font-family: var(--font-display); font-weight: 700; font-size: 56px; color: var(--brand-blue); line-height: 1; font-variant-numeric: tabular-nums; letter-spacing: -0.02em; }
.case-stat .l { font-family: var(--font-sans); font-size: 13px; color: var(--fg-secondary); }

/* ===== Contact form ===== */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; }
.contact-info dl { display: grid; grid-template-columns: 110px 1fr; gap: 12px 18px; margin: 0; }
.contact-info dt { font-family: var(--font-mono); font-size: 10px; text-transform: uppercase; letter-spacing: var(--tracking-caps); color: var(--fg-tertiary); padding-top: 4px; }
.contact-info dd { font-family: var(--font-sans); font-size: 14px; color: var(--fg-primary); margin: 0; line-height: 1.5; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-grid .full { grid-column: 1 / -1; }
.field label { display: block; font-family: var(--font-mono); font-size: 10px; text-transform: uppercase; letter-spacing: var(--tracking-caps); color: var(--fg-tertiary); margin-bottom: 6px; }
.field input, .field select, .field textarea {
  width: 100%;
  background: var(--bg-elevated);
  color: var(--fg-primary);
  border: 1px solid var(--border-default);
  border-radius: var(--r-sm);
  padding: 11px 12px;
  font-family: var(--font-sans);
  font-size: 14px;
  outline: none;
}
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--brand-blue); box-shadow: var(--shadow-glow-blue); }

/* ===== Footer ===== */
.footer { padding: 64px 0 40px; border-top: 1px solid var(--border-subtle); background: var(--bg-elevated); }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 48px; }
.footer h4 { font-family: var(--font-mono); font-size: 11px; text-transform: uppercase; letter-spacing: var(--tracking-caps); color: var(--fg-tertiary); margin: 0 0 14px; font-weight: 600; }
.footer ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 8px; }
.footer a { color: var(--fg-secondary); font-size: 13px; text-decoration: none; }
.footer a:hover { color: var(--fg-primary); }
.footer .copy { display: flex; justify-content: space-between; align-items: center; padding-top: 32px; margin-top: 48px; border-top: 1px solid var(--border-subtle); font-family: var(--font-mono); font-size: 11px; color: var(--fg-muted); text-transform: uppercase; letter-spacing: var(--tracking-caps); }

/* ===== Page state visibility helper ===== */
.page { display: none; }
.page.active { display: block; }