/* Rollbird landing — dark-first, light via prefers-color-scheme + toggle */

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }

:root {
  --bg: #0A0A0B;
  --surface: #0D0D0F;
  --surface-raised: #101012;
  --surface-2: #141417;
  --border: #1A1A1E;
  --border-strong: #26262B;
  --border-soft: #18181B;
  --text: #FAFAFA;
  --text-fg: #C9C9D1;
  --muted: #A0A0A8;
  --muted-2: #8A8A93;
  --muted-3: #7E7E88;
  --dim: #4A4A52;
  --accent: #3B9EFF;
  --accent-ink: #04121F;
  --grid-line: #17171A;
  --grid-line-strong: #232328;
  --terminal-bg: #0D0D0F;
  --terminal-bar-bg: #0B0B0D;
  --terminal-bar-border: #17171A;
  --terminal-muted: #8A8A93;
  --terminal-text: #FAFAFA;
  --terminal-fg: #C9C9D1;
  --terminal-note: #9A9AA3;
  --engine-panel-bg: #0A0A0B;
  --engine-panel-fg: #C9C9D1;
  --panel-accent: #3B9EFF;
  --toggle-active-bg: rgba(59, 158, 255, .14);
  --brand-1: rgba(250, 250, 250, .45);
  --brand-2: rgba(250, 250, 250, .72);
  --plan-featured-border: #2B6FA8;
  --plan-featured-bg: #0E1217;
  --plan-featured-rule: #1E262E;
  --shadow-hero: 0 40px 90px -50px rgba(0, 0, 0, .95), 0 0 0 1px rgba(255, 255, 255, .015) inset;
  --shadow-plan: 0 30px 70px -50px rgba(59, 158, 255, .5);
  color-scheme: dark;
}

:root[data-theme="light"] {
  --bg: #FBFBFC;
  --surface: #FFFFFF;
  --surface-raised: #FFFFFF;
  --surface-2: #FBFBFC;
  --border: #E4E4E9;
  --border-strong: #DCDCE2;
  --border-soft: #E7E7EC;
  --text: #0A0A0B;
  --text-fg: #2A2A30;
  --muted: #5C5C66;
  --muted-2: #6B6B73;
  --muted-3: #7A7A84;
  --dim: #C4C4CC;
  --accent: #0B72D6;
  --accent-ink: #FFFFFF;
  --grid-line: #ECECF0;
  --grid-line-strong: #DCDCE2;
  --terminal-bg: #0D0D0F;
  --terminal-bar-bg: #0B0B0D;
  --terminal-bar-border: #17171A;
  --terminal-muted: #5E5E67;
  --engine-panel-bg: #0A0A0B;
  --brand-1: rgba(10, 10, 11, .32);
  --brand-2: rgba(10, 10, 11, .62);
  --plan-featured-border: #0B72D6;
  --plan-featured-bg: #FFFFFF;
  --plan-featured-rule: #EDEDF1;
  --toggle-active-bg: rgba(11, 114, 214, .08);
  --shadow-hero: 0 30px 60px -36px rgba(10, 10, 11, .18);
  --shadow-plan: 0 24px 50px -40px rgba(11, 114, 214, .35);
  color-scheme: light;
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    --bg: #FBFBFC;
    --surface: #FFFFFF;
    --surface-raised: #FFFFFF;
    --surface-2: #FBFBFC;
    --border: #E4E4E9;
    --border-strong: #DCDCE2;
    --border-soft: #E7E7EC;
    --text: #0A0A0B;
    --text-fg: #2A2A30;
    --muted: #5C5C66;
    --muted-2: #6B6B73;
    --muted-3: #7A7A84;
    --dim: #C4C4CC;
    --accent: #0B72D6;
    --accent-ink: #FFFFFF;
    --grid-line: #ECECF0;
    --grid-line-strong: #DCDCE2;
    --brand-1: rgba(10, 10, 11, .32);
    --brand-2: rgba(10, 10, 11, .62);
    --plan-featured-border: #0B72D6;
    --plan-featured-bg: #FFFFFF;
    --plan-featured-rule: #EDEDF1;
    --toggle-active-bg: rgba(11, 114, 214, .08);
    --shadow-hero: 0 30px 60px -36px rgba(10, 10, 11, .18);
    --shadow-plan: 0 24px 50px -40px rgba(11, 114, 214, .35);
    color-scheme: light;
  }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Geist, "Helvetica Neue", Helvetica, Arial, system-ui, -apple-system, sans-serif;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

a { color: var(--muted); text-decoration: none; transition: color .15s ease; }
a:hover, a:focus-visible { color: var(--text); }
::selection { background: rgba(59, 158, 255, .3); }

.mono { font-family: "Geist Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
.muted { color: var(--muted-2); }
.fg { color: var(--text-fg); }
.accent-text { color: var(--accent); }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 4px;
}

@keyframes rb-pulse {
  0% { box-shadow: 0 0 0 0 rgba(59, 158, 255, .5); }
  70% { box-shadow: 0 0 0 7px rgba(59, 158, 255, 0); }
  100% { box-shadow: 0 0 0 0 rgba(59, 158, 255, 0); }
}

.pulse-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent);
  animation: rb-pulse 2.6s ease-out infinite;
  display: inline-block;
  flex-shrink: 0;
}

/* Nav */
.nav {
  position: sticky; top: 0; z-index: 40;
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-soft);
}
.nav-inner {
  max-width: 1160px; margin: 0 auto; padding: 0 16px;
  height: 60px; display: flex; align-items: center; justify-content: space-between; gap: 16px;
}
@media (min-width: 640px) { .nav-inner { padding: 0 28px; } }

.brand { display: flex; align-items: center; gap: 9px; color: var(--text); }
.brand-bar-1 { fill: var(--text); opacity: .45; }
.brand-bar-2 { fill: var(--text); opacity: .72; }
.brand-name { font-size: 15.5px; font-weight: 600; letter-spacing: -0.02em; color: var(--text); }

.nav-right { display: flex; align-items: center; gap: 14px; }
.nav-links { display: none; align-items: center; gap: 24px; font-size: 14px; }
@media (min-width: 860px) { .nav-links { display: flex; } }

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 8px; font-weight: 500; letter-spacing: -0.01em;
  padding: 11px 20px; font-size: 14.5px;
  border: 1px solid transparent; cursor: pointer;
}
.btn-accent { background: var(--accent); color: var(--accent-ink); font-weight: 600; border: none; }
.btn-outline { border: 1px solid var(--border-strong); color: var(--text); background: var(--surface-raised); }
.btn-sm { padding: 8px 14px; font-size: 13.5px; font-weight: 600; border-radius: 7px; }
.btn-lg { padding: 12px 22px; font-size: 15px; margin-top: 30px; }
.btn-accent:hover, .btn-accent:focus-visible { color: var(--accent-ink); }
.btn-sm, .nav .btn-accent { display: none; }
@media (min-width: 640px) { .btn-sm, .nav .btn-accent { display: inline-flex; } }

.theme-toggle {
  width: 34px; height: 34px; border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--border-strong); background: var(--surface-raised);
  color: var(--text); cursor: pointer; flex-shrink: 0;
}
.theme-toggle .icon-moon { display: none; }
:root[data-theme="light"] .theme-toggle .icon-sun { display: none; }
:root[data-theme="light"] .theme-toggle .icon-moon { display: block; }
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) .theme-toggle .icon-sun { display: none; }
  :root:not([data-theme="dark"]) .theme-toggle .icon-moon { display: block; }
}

.nav-burger {
  width: 34px; height: 34px; border-radius: 8px; border: 1px solid var(--border-strong);
  background: var(--surface-raised); display: flex; flex-direction: column; gap: 4px;
  align-items: center; justify-content: center; cursor: pointer;
}
.nav-burger span { width: 15px; height: 1.5px; background: var(--muted-2); border-radius: 1px; }
@media (min-width: 860px) { .nav-burger { display: none; } }

.mobile-menu {
  display: flex; flex-direction: column; gap: 2px; padding: 8px 16px 16px;
  border-bottom: 1px solid var(--border-soft); background: var(--bg);
}
.mobile-menu[hidden] { display: none; }
.mobile-menu a { padding: 10px 4px; font-size: 15px; }
.mobile-menu .mobile-menu-cta { display: inline-flex; margin-top: 8px; padding: 11px 20px; font-size: 14.5px; }
@media (min-width: 640px) { .mobile-menu .mobile-menu-cta { display: none; } }
@media (min-width: 860px) { .mobile-menu { display: none !important; } }

/* Layout helpers */
.section { max-width: 1160px; margin: 0 auto; padding: 88px 16px 0; }
@media (min-width: 640px) { .section { padding-top: 130px; padding-left: 28px; padding-right: 28px; } }

.eyebrow { display: flex; align-items: center; gap: 9px; margin-bottom: 16px; }
.eyebrow-dot { width: 5px; height: 5px; background: var(--accent); border-radius: 50%; flex-shrink: 0; }
.eyebrow .mono { font-size: 11.5px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted-2); }

.h2-narrow, .h2-wide {
  margin: 0; font-weight: 600; line-height: 1.1; letter-spacing: -0.032em;
  font-size: clamp(26px, 6vw, 42px);
}
.h2-narrow { max-width: 680px; }
.h2-wide { max-width: none; }

.section-lede { margin: 18px 0 0; max-width: 560px; font-size: 16.5px; line-height: 1.6; color: var(--muted); }
.section-foot { margin: 22px 0 0; font-size: 16px; color: var(--muted-2); line-height: 1.6; }

.card { border: 1px solid var(--border); border-radius: 14px; background: var(--surface); }

/* Hero */
.hero {
  max-width: 1160px; margin: 0 auto; padding: 56px 16px 0;
  display: flex; flex-direction: column; align-items: center; text-align: center;
}
@media (min-width: 640px) { .hero { padding: 96px 28px 0; } }

.badge {
  display: inline-flex; align-items: center; gap: 8px;
  border: 1px solid var(--border-strong); background: var(--surface-raised);
  border-radius: 999px; padding: 5px 12px 5px 9px; margin-bottom: 24px;
}
.badge .mono { font-size: 11px; color: var(--muted); letter-spacing: 0.02em; }
@media (min-width: 640px) { .badge { margin-bottom: 28px; } .badge .mono { font-size: 11.5px; } }

.hero h1 {
  margin: 0; max-width: 860px; font-weight: 600; line-height: 1.05;
  letter-spacing: -0.036em; font-size: clamp(32px, 8vw, 66px);
}
.lede { margin: 20px 0 0; max-width: 600px; font-size: 16px; line-height: 1.55; color: var(--muted); }
@media (min-width: 640px) { .lede { margin-top: 24px; font-size: 18px; } }

.hero-actions {
  display: flex; flex-direction: column; width: 100%; max-width: 320px;
  gap: 10px; margin-top: 26px;
}
.hero-actions .btn { width: 100%; }
@media (min-width: 560px) {
  .hero-actions { flex-direction: row; flex-wrap: wrap; justify-content: center; max-width: none; margin-top: 34px; }
  .hero-actions .btn { width: auto; }
}
.cta-note { margin: 14px 0 0; font-size: 13px; line-height: 1.5; color: var(--muted-2); }

/* Terminal */
.terminal {
  width: 100%; max-width: 760px; margin: 40px 0 0;
  border: 1px solid var(--border-strong); border-radius: 12px;
  background: var(--terminal-bg); overflow: hidden; text-align: left;
  box-shadow: var(--shadow-hero);
}
@media (min-width: 640px) { .terminal { margin-top: 56px; } }

.terminal-bar {
  height: 38px; border-bottom: 1px solid var(--terminal-bar-border);
  background: var(--terminal-bar-bg); display: flex; align-items: center; padding: 0 14px; gap: 7px;
}
.terminal-bar .dot { width: 9px; height: 9px; border-radius: 50%; background: #2A2A30; }
.terminal-title { flex: 1; text-align: center; font-size: 11.5px; color: var(--terminal-muted); }
.terminal-cmd { font-size: 11.5px; color: var(--terminal-muted); }

.terminal-body {
  padding: 18px 16px 20px; font-size: 12.5px; line-height: 1.95; color: var(--terminal-fg);
}
@media (min-width: 640px) { .terminal-body { padding: 22px 24px 26px; font-size: 13.5px; line-height: 2; } }
.terminal-body .muted { color: var(--terminal-muted); }
.terminal-body .fg { color: var(--terminal-fg); }
.spacer { height: 16px; }
.spacer-sm { height: 12px; }
.terminal-note { color: var(--terminal-note); }
.terminal-sm { max-width: 560px; margin-top: 20px; }
.kv { display: grid; grid-template-columns: 96px auto; }

/* Chart / table */
.chart-card { margin-top: 36px; padding: 22px 18px 20px; }
@media (min-width: 640px) { .chart-card { margin-top: 44px; padding: 28px 30px 22px; } }
.chart-head { display: flex; flex-wrap: wrap; gap: 16px; justify-content: space-between; align-items: flex-start; margin-bottom: 8px; }
.chart-label { font-size: 10.5px; color: var(--muted-2); letter-spacing: 0.06em; }
.legend { display: flex; gap: 16px; font-size: 12px; flex-wrap: wrap; }
.legend-item { display: flex; align-items: center; gap: 7px; color: var(--muted-2); }
.legend-item-strong { color: var(--text); }
.legend-swatch { width: 14px; height: 2px; display: inline-block; }
.legend-swatch-muted { background: var(--dim); }
.legend-swatch-accent { background: var(--accent); }
.chart-svg { width: 100%; height: auto; display: block; }
.grid-line { stroke: var(--grid-line); }
.grid-line-strong { stroke: var(--grid-line-strong); }
.chart-text { font-family: "Geist Mono", ui-monospace, monospace; font-size: 11px; fill: var(--muted-2); }
.chart-text-strong { font-size: 12.5px; fill: var(--muted); }
.chart-text-accent { font-size: 12.5px; fill: var(--accent); }
.chart-line-muted { stroke: var(--dim); }
.chart-dot-muted { fill: #6B6B73; }
.chart-line-accent { stroke: var(--accent); }
.chart-dot-accent { fill: var(--accent); }

.table-card { margin-top: 16px; overflow: hidden; overflow-x: auto; }
@media (min-width: 640px) { .table-card { margin-top: 20px; } }
.table-row { display: grid; grid-template-columns: 1fr 1fr 1fr; min-width: 330px; border-bottom: 1px solid var(--border-soft); }
.table-row:last-child, .table-row-last { border-bottom: none; }
.th { padding: 12px 14px; font-size: 10.5px; line-height: 1.5; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted-2); }
.th-accent { color: var(--accent); background: rgba(59, 158, 255, .05); }
.td { padding: 15px 14px; font-size: 14.5px; color: var(--text); }
@media (min-width: 640px) { .th { padding: 14px 24px; } .td { padding: 18px 24px; font-size: 16px; } }
.td-muted { color: var(--muted-2); }
.td-accent { color: var(--text); background: rgba(59, 158, 255, .05); }
.table-source { margin: 12px 0 0; font-size: 12.5px; line-height: 1.6; color: var(--muted-2); }
.table-source a { color: var(--text-fg); text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px; }
.table-source a:hover, .table-source a:focus-visible { color: var(--text); }

/* Feature grid */
.grid {
  display: grid; gap: 1px; margin-top: 36px;
  background: var(--border); border: 1px solid var(--border); border-radius: 14px; overflow: hidden;
}
@media (min-width: 640px) { .grid { margin-top: 44px; } }
.grid-4 { grid-template-columns: 1fr; }
.grid-3 { grid-template-columns: 1fr; }
@media (min-width: 560px) { .grid-4 { grid-template-columns: repeat(2, 1fr); } .grid-3 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 860px) { .grid-4 { grid-template-columns: repeat(4, 1fr); } .grid-3 { grid-template-columns: repeat(3, 1fr); } }

.cell { background: var(--surface); padding: 22px 18px 24px; }
@media (min-width: 640px) { .cell { padding: 26px 24px 30px; } }
.cell-num { font-size: 11px; color: var(--accent); margin-bottom: 14px; }
.cell-title { font-size: 13px; color: var(--text); margin-bottom: 10px; }
.cell-title-break { word-break: break-all; }
.cell-icon { margin-bottom: 16px; }
.cell-heading { font-size: 15.5px; font-weight: 600; letter-spacing: -0.015em; margin-bottom: 8px; }
.cell-body { font-size: 14px; line-height: 1.55; color: var(--muted-2); }
.cell-code { font-family: "Geist Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: .92em; color: var(--text-fg); white-space: nowrap; }
.icon-track { fill: none; stroke: var(--border-strong); }
.icon-track-fill { fill: var(--border-strong); }

/* Engine */
.engine-card { padding: 26px 18px; border-radius: 16px; }
@media (min-width: 640px) { .engine-card { padding: clamp(28px, 4vw, 52px); } }
.engine-grid { display: grid; grid-template-columns: 1fr; gap: 32px; align-items: center; }
@media (min-width: 780px) { .engine-grid { grid-template-columns: repeat(2, 1fr); gap: 40px; } }
.engine-eyebrow { font-size: 11.5px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted-2); margin-bottom: 16px; }
.engine-heading { margin: 0; font-size: clamp(22px, 3.4vw, 32px); font-weight: 600; line-height: 1.18; letter-spacing: -0.03em; }
.engine-body { margin: 18px 0 0; font-size: 15.5px; line-height: 1.6; color: var(--muted-2); max-width: 480px; }
.engine-panel {
  border: 1px solid var(--border-strong); border-radius: 12px; background: var(--engine-panel-bg);
  padding: 20px 20px; font-size: 12.5px; line-height: 2.1; color: var(--engine-panel-fg);
}
.kv-row { display: flex; justify-content: space-between; gap: 16px; }
.kv-row[hidden] { display: none; }
.kv-row .muted { color: var(--terminal-muted); }
.engine-note { color: var(--terminal-muted); font-size: 12px; line-height: 1.6; }
.engine-link { display: inline-block; margin-top: 12px; font-size: 12px; line-height: 1.6; color: var(--panel-accent); }
.engine-link:hover, .engine-link:focus-visible { color: var(--terminal-text); }

/* Pricing */
.pricing-controls {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: 16px 24px; margin-top: 20px;
}
.pricing-banner { margin: 0; display: flex; align-items: baseline; gap: 9px; font-size: 14.5px; line-height: 1.5; color: var(--muted); }
.billing-toggle {
  display: inline-flex; gap: 2px; padding: 3px;
  border: 1px solid var(--border-strong); border-radius: 9px; background: var(--surface);
}
.billing-option {
  font-family: inherit; font-size: 13px; font-weight: 500; letter-spacing: -0.005em; white-space: nowrap;
  color: var(--muted-2); background: transparent; border: 0; border-radius: 6px;
  padding: 7px 12px; cursor: pointer;
}
.billing-option:hover { color: var(--text); }
.billing-option[aria-pressed="true"] {
  color: var(--text); background: var(--toggle-active-bg);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent) 30%, transparent);
}
.billing-save { color: var(--accent); }

.pricing-grid { display: grid; grid-template-columns: 1fr; gap: 18px; margin-top: 32px; max-width: 560px; }
@media (min-width: 860px) { .pricing-grid { grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 40px; max-width: none; } }

.plan {
  border: 1px solid var(--border); border-radius: 14px; background: var(--surface);
  padding: 24px 20px 26px; display: flex; flex-direction: column; position: relative;
}
@media (min-width: 640px) { .plan { padding: 26px 24px 28px; } }
.plan-featured {
  border-color: var(--plan-featured-border); background: var(--plan-featured-bg);
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--accent) 12%, transparent), var(--shadow-plan);
}
.plan-badge {
  position: absolute; top: -10px; left: 20px; background: var(--accent); color: var(--accent-ink);
  font-size: 10.5px; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase;
  padding: 3px 9px; border-radius: 5px;
}
.plan-name { font-size: 14.5px; font-weight: 600; letter-spacing: -0.01em; }
.plan-name-accent { color: var(--accent); }
.plan-price { display: flex; align-items: baseline; gap: 6px; margin-top: 16px; }
.plan-amount { font-size: 34px; font-weight: 600; letter-spacing: -0.04em; }
@media (min-width: 640px) { .plan-amount { font-size: 38px; } }
.plan-period { font-size: 13.5px; color: var(--muted-2); }
.plan-billed { font-size: 12.5px; color: var(--muted-2); margin-top: 4px; line-height: 1.5; }
.plan-desc { font-size: 13.5px; color: var(--muted-2); margin-top: 12px; line-height: 1.5; }
@media (min-width: 860px) { .plan-desc { min-height: 40px; } }
.btn-plan {
  margin-top: auto; text-align: center; border: 1px solid var(--border-strong);
  background: var(--surface-2); color: var(--text); font-size: 13.5px; font-weight: 500;
  padding: 10px 0; border-radius: 7px; width: 100%;
}
.btn-plan-featured { margin-top: auto; padding: 10px 0; width: 100%; font-size: 13.5px; }
.rule { height: 1px; background: var(--border); margin: 24px 0 20px; }
.rule-featured { background: var(--plan-featured-rule); }
.plan-features { list-style: none; margin: 0 0 26px; padding: 0; display: flex; flex-direction: column; gap: 12px; font-size: 13.5px; }
.plan-features li { display: flex; gap: 9px; color: var(--muted-2); }
.plan-features .feat-lead { color: var(--text); font-weight: 600; }
.plan-features .feat-hook { color: var(--text-fg); font-weight: 500; }
.pricing-free { margin: 24px 0 0; font-size: 14.5px; line-height: 1.6; color: var(--muted-2); }
.pricing-free a { color: var(--accent); text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px; }
.pricing-free a:hover, .pricing-free a:focus-visible { color: var(--text); }
.pricing-foot { margin: 10px 0 0; font-size: 14.5px; color: var(--muted-2); display: flex; align-items: center; gap: 9px; }

/* CTA */
.cta-card {
  border-radius: 16px; padding: 44px 20px; text-align: center;
  display: flex; flex-direction: column; align-items: center;
}
@media (min-width: 640px) { .cta-card { padding: clamp(40px, 6vw, 76px) clamp(24px, 5vw, 60px); } }
.cta-heading { margin: 0; max-width: 640px; font-size: clamp(26px, 6vw, 44px); font-weight: 600; line-height: 1.1; letter-spacing: -0.035em; }
.cta-body { margin: 16px 0 0; max-width: 500px; font-size: 15.5px; line-height: 1.6; color: var(--muted-2); }
.copy-row {
  margin-top: 24px; display: flex; align-items: center; gap: 12px; flex-wrap: wrap; justify-content: center;
  border: 1px solid var(--border-strong); background: var(--bg); border-radius: 8px; padding: 9px 10px 9px 14px;
}
.copy-cmd { font-size: 13px; color: var(--text-fg); }
.copy-btn {
  font-size: 11px; color: var(--muted-2); border: 1px solid var(--border-strong); border-radius: 5px;
  padding: 3px 8px; background: transparent; cursor: pointer; font-family: inherit;
}
.copy-btn:hover { color: var(--text); }
.copy-btn.copied { color: var(--accent); border-color: var(--accent); }

/* Footer */
.footer { max-width: 1160px; margin: 0 auto; padding: 72px 16px 0; }
@media (min-width: 640px) { .footer { padding: 110px 28px 0; } }
.footer-top {
  border-top: 1px solid var(--border-soft); padding-top: 36px;
  display: grid; grid-template-columns: 1fr; gap: 28px;
}
@media (min-width: 560px) { .footer-top { grid-template-columns: repeat(2, 1fr); gap: 32px; } }
@media (min-width: 860px) { .footer-top { grid-template-columns: minmax(0, 2fr) repeat(2, minmax(150px, 1fr)); gap: 36px; padding-top: 44px; } }
.footer-brand { margin-bottom: 14px; }
.footer-tagline { font-size: 13px; color: var(--muted-2); line-height: 1.6; max-width: 220px; }
.footer-col { display: flex; flex-direction: column; gap: 11px; font-size: 13.5px; }
.footer-col-title { font-size: 10.5px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted-3); margin-bottom: 3px; }
.footer-bottom {
  display: flex; flex-wrap: wrap; gap: 16px; justify-content: space-between; align-items: center;
  padding: 28px 0 36px; margin-top: 32px; border-top: 1px solid var(--border-soft);
}
@media (min-width: 640px) { .footer-bottom { padding: 36px 0 44px; margin-top: 40px; } }
.footer-copy { font-size: 12px; color: var(--muted-3); }

@media (prefers-reduced-motion: reduce) {
  .pulse-dot { animation: none; }
  html { scroll-behavior: auto; }
  * { transition-duration: 0.01ms !important; }
}