/* ==========================================================================
   TipLine AI — design tokens
   Newsroom editorial-ops aesthetic: cool neutral surfaces, one confident
   deep-blue/teal accent, calm and organized, dashboard-like.
   ========================================================================== */

:root {
  /* Type scale */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl: clamp(2rem, 1.2rem + 2.5vw, 3.25rem);
  --text-3xl: clamp(2.25rem, 1rem + 3.5vw, 4.25rem);

  /* Spacing (4px system) */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Radius */
  --radius-sm: 0.3rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1.1rem;
  --radius-full: 9999px;

  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);

  --content-narrow: 640px;
  --content-default: 980px;
  --content-wide: 1240px;
  --content-full: 100%;

  --font-display: 'Cabinet Grotesk', 'Segoe UI', sans-serif;
  --font-body: 'General Sans', 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'SFMono-Regular', Consolas, monospace;
}

/* ---------------- Light mode (default) ---------------- */
:root,
[data-theme='light'] {
  --color-bg: #f4f6f8;
  --color-surface: #ffffff;
  --color-surface-2: #fbfcfd;
  --color-surface-offset: #eceef1;
  --color-surface-offset-2: #e3e6ea;
  --color-surface-dynamic: #dde1e6;
  --color-divider: #e1e4e8;
  --color-border: #d4d9de;

  --color-text: #1b232c;
  --color-text-muted: #5b6674;
  --color-text-faint: #8b95a1;
  --color-text-inverse: #f6f8fa;

  /* Primary accent — deep newsroom blue/teal */
  --color-primary: #0d5c63;
  --color-primary-hover: #0a464b;
  --color-primary-active: #073338;
  --color-primary-highlight: #d7e6e5;

  --color-accent-2: #2461a8;
  --color-accent-2-highlight: #d9e5f2;

  /* Triage semantic colors */
  --color-urgent: #b23a2e;
  --color-urgent-highlight: #f6dcd8;
  --color-credible: #1f7a52;
  --color-credible-highlight: #d9ecdf;
  --color-duplicate: #9a7a1f;
  --color-duplicate-highlight: #f1e8cf;
  --color-spam: #6b7280;
  --color-spam-highlight: #e6e8eb;
  --color-safety: #7a3a9b;
  --color-safety-highlight: #ece0f2;

  --shadow-sm: 0 1px 2px oklch(0.2 0.02 230 / 0.06);
  --shadow-md: 0 6px 16px oklch(0.2 0.02 230 / 0.08);
  --shadow-lg: 0 18px 40px oklch(0.2 0.02 230 / 0.14);
}

/* ---------------- Dark mode ---------------- */
[data-theme='dark'] {
  --color-bg: #10151a;
  --color-surface: #161c22;
  --color-surface-2: #1a2129;
  --color-surface-offset: #1c242c;
  --color-surface-offset-2: #212a33;
  --color-surface-dynamic: #283340;
  --color-divider: #263039;
  --color-border: #313c47;

  --color-text: #dee3e8;
  --color-text-muted: #93a1af;
  --color-text-faint: #5f6b78;
  --color-text-inverse: #10151a;

  --color-primary: #4fa3a8;
  --color-primary-hover: #6cb8bc;
  --color-primary-active: #83c5c8;
  --color-primary-highlight: #223438;

  --color-accent-2: #6fa3d8;
  --color-accent-2-highlight: #1f2c3b;

  --color-urgent: #e2695b;
  --color-urgent-highlight: #3a2420;
  --color-credible: #59b98a;
  --color-credible-highlight: #1f3128;
  --color-duplicate: #d3b34b;
  --color-duplicate-highlight: #362e1a;
  --color-spam: #9aa4ae;
  --color-spam-highlight: #262b30;
  --color-safety: #b489d1;
  --color-safety-highlight: #2f2436;

  --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.3);
  --shadow-md: 0 6px 16px oklch(0 0 0 / 0.35);
  --shadow-lg: 0 18px 40px oklch(0 0 0 / 0.5);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg: #10151a;
    --color-surface: #161c22;
    --color-surface-2: #1a2129;
    --color-surface-offset: #1c242c;
    --color-surface-offset-2: #212a33;
    --color-surface-dynamic: #283340;
    --color-divider: #263039;
    --color-border: #313c47;
    --color-text: #dee3e8;
    --color-text-muted: #93a1af;
    --color-text-faint: #5f6b78;
    --color-text-inverse: #10151a;
    --color-primary: #4fa3a8;
    --color-primary-hover: #6cb8bc;
    --color-primary-active: #83c5c8;
    --color-primary-highlight: #223438;
    --color-accent-2: #6fa3d8;
    --color-accent-2-highlight: #1f2c3b;
    --color-urgent: #e2695b;
    --color-urgent-highlight: #3a2420;
    --color-credible: #59b98a;
    --color-credible-highlight: #1f3128;
    --color-duplicate: #d3b34b;
    --color-duplicate-highlight: #362e1a;
    --color-spam: #9aa4ae;
    --color-spam-highlight: #262b30;
    --color-safety: #b489d1;
    --color-safety-highlight: #2f2436;
    --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.3);
    --shadow-md: 0 6px 16px oklch(0 0 0 / 0.35);
    --shadow-lg: 0 18px 40px oklch(0 0 0 / 0.5);
  }
}

/* ==========================================================================
   Layout primitives
   ========================================================================== */

.wrap {
  width: 100%;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: var(--space-6);
}
.wrap--narrow {
  max-width: var(--content-narrow);
}
.wrap--default {
  max-width: var(--content-default);
}

section {
  padding-block: clamp(var(--space-16), 8vw, var(--space-24));
}

.section-head {
  max-width: 640px;
  margin-bottom: clamp(var(--space-10), 5vw, var(--space-16));
}
.section-head--center {
  margin-inline: auto;
  text-align: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: var(--space-4);
}
.eyebrow::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: var(--radius-full);
  background: var(--color-primary);
  flex-shrink: 0;
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  letter-spacing: -0.01em;
}

h2.section-title {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text);
}

p.section-lead {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  margin-top: var(--space-4);
}

/* ==========================================================================
   Header
   ========================================================================== */

.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: oklch(from var(--color-bg) l c h / 0.88);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--color-divider);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding-block: var(--space-4);
  min-width: 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-base);
  color: var(--color-text);
  text-decoration: none;
  flex-shrink: 0;
}
.brand__mark {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
  color: var(--color-primary);
}

.nav {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  min-width: 0;
  flex-shrink: 1;
}
.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}
.nav__links a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-decoration: none;
  font-weight: 500;
}
.nav__links a:hover {
  color: var(--color-text);
}

.nav__actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
}

.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
}
.theme-toggle:hover {
  background: var(--color-surface-offset);
  color: var(--color-text);
}

.nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  color: var(--color-text);
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: 600;
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-md);
  white-space: nowrap;
  min-height: 44px;
  border: 1px solid transparent;
}

.btn--primary {
  background: var(--color-primary);
  color: var(--color-text-inverse);
}
.btn--primary:hover {
  background: var(--color-primary-hover);
}
.btn--primary:active {
  background: var(--color-primary-active);
}

.btn--ghost {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-border);
}
.btn--ghost:hover {
  background: var(--color-surface-offset);
  border-color: var(--color-text-faint);
}

.btn--block {
  width: 100%;
}

/* ==========================================================================
   Hero
   ========================================================================== */

.hero {
  padding-block: clamp(var(--space-16), 9vw, var(--space-24)) clamp(var(--space-12), 7vw, var(--space-20));
}

.hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  gap: clamp(var(--space-10), 6vw, var(--space-20));
  align-items: center;
}

.hero__copy h1 {
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-text);
}
.hero__copy h1 em {
  font-style: normal;
  color: var(--color-primary);
}

.hero__sub {
  margin-top: var(--space-5);
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 46ch;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-4);
  margin-top: var(--space-8);
}

.hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-6);
  margin-top: var(--space-10);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-divider);
}
.hero__meta-item {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}
.hero__meta-item strong {
  font-family: var(--font-mono);
  font-size: var(--text-lg);
  color: var(--color-text);
}
.hero__meta-item span {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

/* ==========================================================================
   Dashboard mockup (hero visual)
   ========================================================================== */

.mockup {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  min-width: 0;
}

.mockup__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  background: var(--color-surface-offset);
  border-bottom: 1px solid var(--color-divider);
}
.mockup__bar-title {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-text-muted);
  min-width: 0;
}
.mockup__dots {
  display: flex;
  gap: var(--space-1);
  flex-shrink: 0;
}
.mockup__dots span {
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
  background: var(--color-text-faint);
  opacity: 0.5;
}
.mockup__bar-count {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  flex-shrink: 0;
}

.mockup__body {
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.tip-row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: start;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  background: var(--color-surface-2);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-md);
  min-width: 0;
}

.tip-row__id {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  padding-top: 2px;
  flex-shrink: 0;
}

.tip-row__content {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}
.tip-row__title {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.tip-row__excerpt {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  white-space: nowrap;
  flex-shrink: 0;
  align-self: start;
}
.badge--urgent {
  background: var(--color-urgent-highlight);
  color: var(--color-urgent);
}
.badge--credible {
  background: var(--color-credible-highlight);
  color: var(--color-credible);
}
.badge--duplicate {
  background: var(--color-duplicate-highlight);
  color: var(--color-duplicate);
}
.badge--spam {
  background: var(--color-spam-highlight);
  color: var(--color-spam);
}
.badge--safety {
  background: var(--color-safety-highlight);
  color: var(--color-safety);
}

.cluster-callout {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
  margin-top: var(--space-1);
  background: var(--color-primary-highlight);
  border: 1px dashed var(--color-primary);
  border-radius: var(--radius-md);
  min-width: 0;
}
.cluster-callout__icon {
  width: 32px;
  height: 32px;
  color: var(--color-primary);
  flex-shrink: 0;
}
.cluster-callout__text {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}
.cluster-callout__text strong {
  font-size: var(--text-sm);
  color: var(--color-primary-active);
  font-weight: 700;
}
.cluster-callout__text span {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  overflow-wrap: break-word;
}

/* ==========================================================================
   Problem / Solution
   ========================================================================== */

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(var(--space-8), 5vw, var(--space-16));
  align-items: start;
}

.split-card {
  padding: var(--space-8);
  border-radius: var(--radius-lg);
  min-width: 0;
}
.split-card--problem {
  background: var(--color-surface-offset);
  border: 1px solid var(--color-divider);
}
.split-card--solution {
  background: var(--color-surface);
  border: 1px solid var(--color-primary);
}

.split-card__label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 700;
  margin-bottom: var(--space-4);
}
.split-card--problem .split-card__label {
  color: var(--color-text-faint);
}
.split-card--solution .split-card__label {
  color: var(--color-primary);
}

.split-card h3 {
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-3);
}

.split-card p {
  color: var(--color-text-muted);
  font-size: var(--text-base);
}

.split-stat-row {
  display: flex;
  gap: var(--space-6);
  margin-top: var(--space-6);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-divider);
  flex-wrap: wrap;
}
.split-stat {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}
.split-stat strong {
  font-family: var(--font-mono);
  font-size: var(--text-lg);
  color: var(--color-text);
}
.split-stat span {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

/* ==========================================================================
   How it works — flow
   ========================================================================== */

.flow {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
  counter-reset: flow-step;
}

.flow-step {
  position: relative;
  min-width: 0;
  padding: var(--space-6);
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.flow-step__num {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: 0.04em;
}

.flow-step__icon {
  width: 28px;
  height: 28px;
  color: var(--color-primary);
}

.flow-step h3 {
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-text);
}

.flow-step p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.flow-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-faint);
  flex-shrink: 0;
}

.flow-wrap {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr;
  gap: var(--space-3);
  align-items: stretch;
}

/* ==========================================================================
   Worked example
   ========================================================================== */

.example-panel {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}

.example-panel__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-5) var(--space-6);
  background: var(--color-surface-offset);
  border-bottom: 1px solid var(--color-divider);
  flex-wrap: wrap;
}
.example-panel__header h3 {
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-text);
}
.example-panel__header span {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

.example-list {
  padding: var(--space-5) var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.example-row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: var(--space-4);
  align-items: start;
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-divider);
  min-width: 0;
}
.example-row:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.example-row__time {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  padding-top: 3px;
  flex-shrink: 0;
  white-space: nowrap;
}

.example-row__body {
  min-width: 0;
}
.example-row__body p.tip-text {
  font-size: var(--text-sm);
  color: var(--color-text);
  overflow-wrap: break-word;
}
.example-row__body p.tip-source {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  margin-top: var(--space-1);
  font-family: var(--font-mono);
}

.example-cluster {
  margin-top: var(--space-2);
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  padding: var(--space-5) var(--space-6);
  background: var(--color-primary-highlight);
  border-top: 1px solid var(--color-divider);
}
.example-cluster__icon {
  width: 36px;
  height: 36px;
  color: var(--color-primary);
  flex-shrink: 0;
}
.example-cluster__text {
  min-width: 0;
}
.example-cluster__text strong {
  display: block;
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-primary-active);
  margin-bottom: var(--space-1);
}
.example-cluster__text p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  overflow-wrap: break-word;
}

/* ==========================================================================
   Trust section
   ========================================================================== */

.trust-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
}

.trust-row {
  min-width: 0;
  display: flex;
  gap: var(--space-5);
  padding: var(--space-6);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
}

.trust-row--featured {
  grid-column: 1 / -1;
  background: var(--color-surface-2);
  border-color: var(--color-primary);
  align-items: center;
}
.trust-row--featured .trust-row__icon {
  width: 56px;
  height: 56px;
}
.trust-row--featured h3 {
  font-size: var(--text-lg);
}

.trust-row__icon {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  color: var(--color-primary);
}
.trust-row__icon svg {
  width: 100%;
  height: 100%;
}

.trust-row__text {
  min-width: 0;
}
.trust-row__text h3 {
  font-size: var(--text-base);
  font-weight: 700;
  margin-bottom: var(--space-2);
}
.trust-row__text p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.trust-band {
  margin-top: var(--space-10);
  padding: var(--space-6) var(--space-8);
  border-radius: var(--radius-lg);
  background: var(--color-text);
  color: var(--color-text-inverse);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  flex-wrap: wrap;
}
[data-theme='dark'] .trust-band {
  background: var(--color-surface-offset-2);
}
.trust-band p {
  font-size: var(--text-sm);
  max-width: 60ch;
  opacity: 0.92;
}
.trust-band strong {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  opacity: 0.7;
}
.btn--on-dark {
  border-color: oklch(1 0 0 / 0.3);
  color: var(--color-text-inverse);
  flex-shrink: 0;
}
.btn--on-dark:hover {
  background: oklch(1 0 0 / 0.1);
  border-color: oklch(1 0 0 / 0.5);
}

/* ==========================================================================
   Audience / use-cases
   ========================================================================== */

.audience-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.audience-card {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  padding: var(--space-6);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-divider);
  background: var(--color-surface-2);
}

.audience-card__tag {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-primary);
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.audience-card h3 {
  font-size: var(--text-base);
  font-weight: 700;
}

.audience-card p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.audience-card__stat {
  margin-top: auto;
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-divider);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}
.audience-card__stat strong {
  color: var(--color-text);
  font-family: var(--font-mono);
}

/* ==========================================================================
   Waitlist form
   ========================================================================== */

.waitlist {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  padding: clamp(var(--space-8), 5vw, var(--space-12));
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(var(--space-8), 5vw, var(--space-14));
  align-items: center;
}

.waitlist__copy h2 {
  font-size: var(--text-xl);
  font-weight: 700;
}
.waitlist__copy p {
  margin-top: var(--space-3);
  color: var(--color-text-muted);
  font-size: var(--text-base);
}
.waitlist__points {
  margin-top: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.waitlist__points li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
.waitlist__points svg {
  width: 18px;
  height: 18px;
  color: var(--color-primary);
  flex-shrink: 0;
  margin-top: 2px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}
.form-group label {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-text-muted);
}
.form-group input,
.form-group select {
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-surface-2);
  color: var(--color-text);
  font-size: var(--text-sm);
  min-height: 44px;
  width: 100%;
}
.form-group input:focus,
.form-group select:focus {
  border-color: var(--color-primary);
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

.form-note {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  margin-top: var(--space-2);
}

.waitlist__success {
  display: none;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-6);
  background: var(--color-primary-highlight);
  border-radius: var(--radius-lg);
  min-width: 0;
}
.waitlist__success.is-visible {
  display: flex;
}
.waitlist__success svg {
  width: 32px;
  height: 32px;
  color: var(--color-primary);
}
.waitlist__success h3 {
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-primary-active);
}
.waitlist__success p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
.waitlist__success .tip-row__id {
  color: var(--color-primary);
}

.waitlist form.is-submitted {
  display: none;
}

/* ==========================================================================
   Footer
   ========================================================================== */

.footer {
  border-top: 1px solid var(--color-divider);
  padding-block: var(--space-16) var(--space-10);
  background: var(--color-surface-2);
}

.footer__top {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: var(--space-10);
  padding-bottom: var(--space-12);
}

.footer__brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-base);
  color: var(--color-text);
  text-decoration: none;
  margin-bottom: var(--space-4);
}
.footer__brand svg {
  width: 28px;
  height: 28px;
  color: var(--color-primary);
  flex-shrink: 0;
}
.footer__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  max-width: 32ch;
}

.footer__col h4 {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-faint);
  font-weight: 700;
  margin-bottom: var(--space-4);
}
.footer__col ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.footer__col a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-decoration: none;
}
.footer__col a:hover {
  color: var(--color-text);
}

.footer__bottom {
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-divider);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}
.footer__bottom p {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  max-width: 70ch;
}
.footer__bottom p strong {
  color: var(--color-text-muted);
  font-weight: 600;
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 980px) {
  .hero__grid {
    grid-template-columns: 1fr;
  }
  .split {
    grid-template-columns: 1fr;
  }
  .flow {
    grid-template-columns: 1fr 1fr;
  }
  .flow-wrap {
    grid-template-columns: 1fr 1fr;
  }
  .flow-arrow {
    display: none;
  }
  .trust-list {
    grid-template-columns: 1fr;
  }
  .audience-grid {
    grid-template-columns: 1fr;
  }
  .waitlist {
    grid-template-columns: 1fr;
  }
  .footer__top {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }
}

@media (max-width: 720px) {
  .nav__links {
    display: none;
  }
  .nav-toggle {
    display: inline-flex;
  }
  .header__inner {
    gap: var(--space-2);
  }
  .nav {
    gap: var(--space-2);
  }
  .nav__actions {
    gap: var(--space-2);
  }
  .nav__actions .btn {
    padding-inline: var(--space-4);
    font-size: var(--text-xs);
  }
  .flow {
    grid-template-columns: 1fr;
  }
  .flow-wrap {
    grid-template-columns: 1fr;
  }
  .trust-row {
    flex-direction: column;
  }
  .footer__top {
    grid-template-columns: 1fr;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
  .hero__meta {
    gap: var(--space-4);
  }
  .example-panel__header {
    flex-direction: column;
    align-items: flex-start;
  }
  .trust-band {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 480px) {
  .tip-row {
    grid-template-columns: 1fr;
  }
  .tip-row .badge {
    justify-self: start;
  }
  .example-row {
    grid-template-columns: 1fr;
  }
  .example-row .badge {
    justify-self: start;
  }
}