/*
  ColdMerge public site styles.
  Dependency-free: one stylesheet, system fonts, no build step, no external requests.
  Shared by index.html (homepage) and privacy.html (privacy policy).
*/

:root {
  --ink: #0f172a;
  --muted: #475569;
  --faint: #64748b;
  --accent: #2563eb;
  --accent-ink: #1d4ed8;
  --bg: #ffffff;
  --panel: #f8fafc;
  --border: #e2e8f0;
  --maxw: 68rem;
  --radius: 14px;
  --font:
    -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif,
    "Apple Color Emoji", "Segoe UI Emoji";
}

@media (prefers-color-scheme: dark) {
  :root {
    --ink: #e6edf6;
    --muted: #a2b0c2;
    --faint: #8595a8;
    --accent: #6ea8ff;
    --accent-ink: #9cc2ff;
    --bg: #0b1220;
    --panel: #111a2b;
    --border: #23324a;
  }
}

* {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  font-size: 17px;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.wrap {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Site header */

.site-header {
  border-bottom: 1px solid var(--border);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 4.25rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--ink);
  letter-spacing: -0.01em;
}

.brand:hover {
  text-decoration: none;
}

.brand .mark {
  display: inline-grid;
  place-items: center;
  width: 1.9rem;
  height: 1.9rem;
  border-radius: 8px;
  background: var(--accent);
  color: #fff;
  font-size: 1rem;
  font-weight: 800;
}

.header-actions {
  font-size: 0.95rem;
}

/* Hero */

.hero {
  padding: 4.5rem 0 3rem;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.15rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin: 0 0 1.1rem;
  max-width: 20ch;
}

.lede {
  font-size: clamp(1.1rem, 2.2vw, 1.35rem);
  color: var(--muted);
  max-width: 60ch;
  margin: 0 0 1.75rem;
}

.lede.wide {
  max-width: 68ch;
}

.eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent-ink);
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.35rem 0.8rem;
  margin: 0 0 1.4rem;
}

/* Feature grid */

.section {
  padding: 2.5rem 0;
}

.section h2 {
  font-size: 1.5rem;
  letter-spacing: -0.01em;
  margin: 0 0 1.5rem;
}

.grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: repeat(3, 1fr);
}

@media (max-width: 720px) {
  .grid {
    grid-template-columns: 1fr;
  }
}

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
}

.card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.1rem;
}

.card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.98rem;
}

/* Callout panel (invite-only note) */

.callout {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
}

.callout h2 {
  margin-top: 0;
}

.callout p {
  color: var(--muted);
  margin: 0.5rem 0 0;
  max-width: 62ch;
}

.callout .contact {
  margin-top: 1.25rem;
  color: var(--ink);
}

/* Footer */

.site-footer {
  border-top: 1px solid var(--border);
  margin-top: 3rem;
  padding: 2rem 0;
  color: var(--faint);
  font-size: 0.92rem;
}

.site-footer .wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  align-items: center;
  justify-content: space-between;
}

.site-footer nav a {
  margin-left: 1.25rem;
}

.site-footer nav a:first-child {
  margin-left: 0;
}

/* Long-form legal document (privacy.html) */

.doc {
  padding: 3rem 0 1rem;
}

.doc-inner {
  max-width: 46rem;
}

.doc h1 {
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  letter-spacing: -0.02em;
  margin: 0 0 0.4rem;
}

.doc .updated {
  color: var(--faint);
  font-size: 0.92rem;
  margin: 0 0 2rem;
}

.doc h2 {
  font-size: 1.35rem;
  letter-spacing: -0.01em;
  margin: 2.5rem 0 0.75rem;
  padding-top: 0.5rem;
}

.doc h3 {
  font-size: 1.08rem;
  margin: 1.75rem 0 0.5rem;
}

.doc p,
.doc li {
  color: var(--ink);
}

.doc ul {
  padding-left: 1.25rem;
}

.doc li {
  margin: 0.4rem 0;
}

.doc .note {
  background: var(--panel);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: 10px;
  padding: 1rem 1.25rem;
  margin: 1.5rem 0;
}

.doc .note p {
  margin: 0;
}

.doc table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0;
  font-size: 0.95rem;
}

.doc th,
.doc td {
  text-align: left;
  vertical-align: top;
  padding: 0.6rem 0.75rem;
  border-bottom: 1px solid var(--border);
}

.doc th {
  color: var(--faint);
  font-weight: 600;
  white-space: nowrap;
}

.toc {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  margin: 1.5rem 0 0;
}

.toc p {
  margin: 0 0 0.5rem;
  font-weight: 600;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--faint);
}

.toc ol {
  margin: 0;
  padding-left: 1.25rem;
  columns: 2;
  font-size: 0.95rem;
}

@media (max-width: 620px) {
  .toc ol {
    columns: 1;
  }
}

/* Pricing page (pricing.html) */

.pricing-intro {
  padding: 4rem 0 1rem;
}

.pricing-intro h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin: 0 0 1rem;
}

.annual-banner {
  display: inline-block;
  color: var(--accent-ink);
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.4rem 0.9rem;
  font-size: 0.9rem;
  font-weight: 600;
}

.plan-grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: repeat(2, 1fr);
  align-items: stretch;
}

@media (max-width: 720px) {
  .plan-grid {
    grid-template-columns: 1fr;
  }
}

.plan {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
}

.plan.recommended {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent);
}

.plan .badge {
  position: absolute;
  top: -0.7rem;
  left: 1.75rem;
  color: #fff;
  background: var(--accent);
  border-radius: 999px;
  padding: 0.25rem 0.7rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.plan h3 {
  margin: 0 0 0.25rem;
  font-size: 1.3rem;
}

.plan .inboxes {
  margin: 0 0 1.1rem;
  color: var(--faint);
  font-size: 0.95rem;
}

.plan .price {
  display: flex;
  align-items: baseline;
  gap: 0.35rem;
}

.plan .amount {
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1;
}

.plan .per {
  color: var(--faint);
  font-size: 0.95rem;
}

.plan .annual {
  margin: 0.55rem 0 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.plan ul {
  flex: 1 1 auto;
  list-style: none;
  margin: 1.4rem 0 0;
  padding: 0;
}

.plan li {
  position: relative;
  padding-left: 1.6rem;
  margin: 0.55rem 0;
  color: var(--ink);
  font-size: 0.97rem;
}

.plan li::before {
  content: "\2713";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--accent);
  font-weight: 700;
}

.cta {
  display: inline-block;
  margin-top: 1.6rem;
  padding: 0.7rem 1rem;
  border-radius: 10px;
  border: 1px solid var(--accent);
  color: var(--accent);
  font-weight: 600;
  font-size: 0.95rem;
  text-align: center;
}

.cta:hover {
  text-decoration: none;
  background: var(--panel);
}

.cta.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.cta.primary:hover {
  background: var(--accent-ink);
  border-color: var(--accent-ink);
}

.growth-tag {
  display: inline-block;
  margin-left: 0.4rem;
  vertical-align: middle;
  color: var(--accent-ink);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.06rem 0.5rem;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.custom {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
}

.custom h3 {
  margin: 0 0 0.5rem;
  font-size: 1.3rem;
}

.custom p {
  margin: 0 0 0.5rem;
  color: var(--muted);
  max-width: 62ch;
}

.table-scroll {
  overflow-x: auto;
  margin: 1.25rem 0 0;
}

.price-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.97rem;
}

.price-table th,
.price-table td {
  text-align: left;
  padding: 0.6rem 0.75rem;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

.price-table th {
  color: var(--faint);
  font-weight: 600;
}

.price-table td.num,
.price-table th.num {
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.custom .support-note {
  margin: 1rem 0 0;
  color: var(--faint);
  font-size: 0.92rem;
}

.includes {
  list-style: none;
  margin: 0;
  padding: 0;
  columns: 2;
}

@media (max-width: 620px) {
  .includes {
    columns: 1;
  }
}

.includes li {
  position: relative;
  break-inside: avoid;
  padding-left: 1.6rem;
  margin: 0.55rem 0;
  color: var(--ink);
  font-size: 0.98rem;
}

.includes li::before {
  content: "\2713";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--accent);
  font-weight: 700;
}

.skip-link {
  position: absolute;
  left: -999px;
}

.skip-link:focus {
  left: 1rem;
  top: 1rem;
  background: var(--bg);
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  z-index: 10;
}