/* ============================================================
   RECEIPTS — design tokens
   Warm, editorial, paper-and-ink. Verified-green + disputed-amber
   used sparingly as semantic accents, never as decoration.
   ============================================================ */

:root {
  /* ---- Type scale (fluid clamp) ---- */
  --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, 3.5rem);
  --text-3xl: clamp(2.5rem, 1rem + 4vw, 4.75rem);
  --text-hero: clamp(2.75rem, 0.6rem + 6vw, 6.5rem);

  /* ---- 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: 0.25rem;
  --radius-md: 0.4rem;
  --radius-lg: 0.6rem;
  --radius-xl: 0.9rem;
  --radius-full: 9999px;

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

  --content-narrow: 640px;
  --content-default: 960px;
  --content-wide: 1200px;
  --content-full: 100%;

  /* ---- Fonts ---- */
  --font-display: 'Fraunces', 'Iowan Old Style', Georgia, serif;
  --font-body: 'Switzer', 'Segoe UI', sans-serif;
  --font-mono: 'IBM Plex Mono', 'SFMono-Regular', Menlo, monospace;
}

/* ================= LIGHT (default) — paper & ink ================= */
:root,
[data-theme='light'] {
  /* Paper surfaces */
  --color-bg: #f6f1e7;
  --color-surface: #fbf8f0;
  --color-surface-2: #fffdf8;
  --color-surface-offset: #eee6d6;
  --color-surface-offset-2: #e6dcc6;
  --color-surface-dynamic: #ded2b6;
  --color-divider: #ddd2b8;
  --color-border: #cabe9d;

  /* Ink text */
  --color-text: #2a2318;
  --color-text-muted: #6f6350;
  --color-text-faint: #a89b7f;
  --color-text-inverse: #fbf8f0;

  /* Verified green (primary accent — corroborated / confirmed) */
  --color-primary: #2f6b4f;
  --color-primary-hover: #234f3a;
  --color-primary-active: #1b3c2c;
  --color-primary-highlight: #d9e6da;

  /* Disputed amber (secondary accent — unresolved / contradicted) */
  --color-warning: #a8631f;
  --color-warning-hover: #854e18;
  --color-warning-active: #663c13;
  --color-warning-highlight: #eddcc0;

  /* Error / contradiction (muted red) */
  --color-error: #963a34;
  --color-error-hover: #7a2e29;
  --color-error-active: #5c231f;
  --color-error-highlight: #e6d3ce;

  --color-notification: #963a34;
  --color-notification-highlight: #e6d3ce;

  --color-success: #2f6b4f;
  --color-success-highlight: #d9e6da;

  --color-blue: #395d78;
  --color-blue-highlight: #d6dfe6;

  --color-gold: #a8631f;
  --color-gold-highlight: #eddcc0;

  --shadow-sm: 0 1px 2px oklch(0.25 0.02 80 / 0.08);
  --shadow-md: 0 4px 14px oklch(0.25 0.02 80 / 0.1);
  --shadow-lg: 0 16px 40px oklch(0.25 0.02 80 / 0.16);
}

/* ================= DARK — ink paper, low light ================= */
[data-theme='dark'] {
  --color-bg: #1b1811;
  --color-surface: #211d15;
  --color-surface-2: #262119;
  --color-surface-offset: #262219;
  --color-surface-offset-2: #302b1f;
  --color-surface-dynamic: #383223;
  --color-divider: #33301f;
  --color-border: #454027;
  --color-text: #ede6d4;
  --color-text-muted: #a99d81;
  --color-text-faint: #756b53;
  --color-text-inverse: #221e15;

  --color-primary: #6cae8b;
  --color-primary-hover: #8bc3a5;
  --color-primary-active: #a4d3b8;
  --color-primary-highlight: #2a3b30;

  --color-warning: #d29a55;
  --color-warning-hover: #ddad72;
  --color-warning-active: #e6c091;
  --color-warning-highlight: #3f3323;

  --color-error: #c47a70;
  --color-error-hover: #d0928a;
  --color-error-active: #dba8a1;
  --color-error-highlight: #3c2b27;

  --color-notification: #c47a70;
  --color-notification-highlight: #3c2b27;
  --color-success: #6cae8b;
  --color-success-highlight: #2a3b30;
  --color-blue: #8ba8bd;
  --color-blue-highlight: #2b3540;
  --color-gold: #d29a55;
  --color-gold-highlight: #3f3323;

  --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.3);
  --shadow-md: 0 4px 14px oklch(0 0 0 / 0.4);
  --shadow-lg: 0 16px 40px oklch(0 0 0 / 0.5);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg: #1b1811;
    --color-surface: #211d15;
    --color-surface-2: #262119;
    --color-surface-offset: #262219;
    --color-surface-offset-2: #302b1f;
    --color-surface-dynamic: #383223;
    --color-divider: #33301f;
    --color-border: #454027;
    --color-text: #ede6d4;
    --color-text-muted: #a99d81;
    --color-text-faint: #756b53;
    --color-text-inverse: #221e15;
    --color-primary: #6cae8b;
    --color-primary-hover: #8bc3a5;
    --color-primary-active: #a4d3b8;
    --color-primary-highlight: #2a3b30;
    --color-warning: #d29a55;
    --color-warning-hover: #ddad72;
    --color-warning-active: #e6c091;
    --color-warning-highlight: #3f3323;
    --color-error: #c47a70;
    --color-error-highlight: #3c2b27;
    --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.3);
    --shadow-md: 0 4px 14px oklch(0 0 0 / 0.4);
    --shadow-lg: 0 16px 40px oklch(0 0 0 / 0.5);
  }
}

/* ============================================================
   LAYOUT PRIMITIVES
   ============================================================ */

.wrap {
  width: 100%;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: clamp(var(--space-5), 4vw, var(--space-10));
}

.wrap--narrow {
  max-width: var(--content-default);
}

section {
  padding-block: clamp(var(--space-16), 9vw, var(--space-32));
  position: relative;
}

.section-tight {
  padding-block: clamp(var(--space-10), 6vw, var(--space-16));
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-primary);
  font-weight: 500;
}

.eyebrow::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: var(--radius-full);
  background: var(--color-primary);
  display: inline-block;
}

.eyebrow--warn {
  color: var(--color-warning);
}
.eyebrow--warn::before {
  background: var(--color-warning);
}

h1,
h2,
h3 {
  font-family: var(--font-display);
  color: var(--color-text);
}

h2.section-title {
  font-size: var(--text-xl);
  font-weight: 600;
  margin-block: var(--space-3) var(--space-6);
  max-width: 20ch;
}

.section-lede {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 56ch;
  margin-bottom: var(--space-8);
}

.mono {
  font-family: var(--font-mono);
}

/* ============================================================
   HEADER
   ============================================================ */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in oklab, var(--color-bg) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid color-mix(in oklab, var(--color-border) 60%, transparent);
  transition:
    transform 0.3s cubic-bezier(0.16, 1, 0.3, 1),
    box-shadow 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.site-header--hidden {
  transform: translateY(-100%);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--space-4);
  gap: var(--space-6);
}

.logo-lockup {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--color-text);
}

.logo-lockup svg {
  width: 34px;
  height: 34px;
  color: var(--color-primary);
  flex-shrink: 0;
}

.logo-wordmark {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  letter-spacing: -0.01em;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.main-nav__links {
  display: flex;
  gap: var(--space-6);
  list-style: none;
}

.main-nav__links a {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-decoration: none;
  font-weight: 500;
}

.main-nav__links a:hover {
  color: var(--color-text);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.theme-toggle {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
}

.theme-toggle:hover {
  color: var(--color-text);
  border-color: var(--color-text-faint);
}

.nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  place-items: center;
  border-radius: var(--radius-md);
}

@media (max-width: 860px) {
  .main-nav__links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: var(--space-1);
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-divider);
    padding: var(--space-4) clamp(var(--space-5), 4vw, var(--space-10));
  }
  .main-nav__links.is-open {
    display: flex;
  }
  .main-nav__links a {
    display: block;
    padding-block: var(--space-3);
  }
  .nav-toggle {
    display: grid;
  }
  .header-inner {
    position: relative;
  }
  .header-actions .btn--primary {
    display: none;
  }
}

@media (max-width: 480px) {
  .theme-toggle {
    width: 34px;
    height: 34px;
  }
  .header-actions {
    gap: var(--space-2);
  }
}

.main-nav__mobile-cta {
  display: none;
}

@media (max-width: 860px) {
  .main-nav__mobile-cta {
    display: block;
    margin-top: var(--space-2);
    padding-top: var(--space-3);
    border-top: 1px solid var(--color-divider);
  }
  .main-nav__mobile-cta a {
    color: var(--color-primary) !important;
    font-weight: 600;
  }
}

/* ============================================================
   BUTTONS
   ============================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  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;
}

.btn--primary {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  box-shadow: var(--shadow-sm);
}

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

.btn--ghost {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

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

/* ============================================================
   HERO
   ============================================================ */

.hero {
  padding-block: clamp(var(--space-16), 10vw, var(--space-24)) clamp(var(--space-12), 8vw, var(--space-20));
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(var(--space-8), 5vw, var(--space-16));
  align-items: center;
}

@media (max-width: 980px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }
}

.hero-copy h1 {
  font-size: var(--text-hero);
  font-weight: 600;
  letter-spacing: -0.015em;
  margin-block: var(--space-5) var(--space-6);
}

.hero-copy h1 em {
  font-style: italic;
  color: var(--color-primary);
}

.hero-copy p.hero-sub {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 46ch;
  margin-bottom: var(--space-8);
  font-family: var(--font-body);
  font-weight: 400;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-bottom: var(--space-10);
}

.hero-tagrow {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3) var(--space-6);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.hero-tagrow span {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}

/* ---- Demo mock (PROVE IT) ---- */

.prove-mock {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  position: relative;
}

.prove-mock__band {
  height: 6px;
  background: repeating-linear-gradient(
    45deg,
    var(--color-primary) 0 10px,
    color-mix(in oklab, var(--color-primary) 60%, var(--color-warning)) 10px 20px
  );
  opacity: 0.7;
}

.prove-mock__head {
  padding: var(--space-6) var(--space-6) var(--space-4);
  border-bottom: 1px dashed var(--color-divider);
}

.prove-mock__claim-label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-faint);
  margin-bottom: var(--space-2);
}

.prove-mock__claim-text {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  line-height: 1.35;
}

.prove-mock__btn {
  margin-top: var(--space-4);
  width: 100%;
  background: var(--color-text);
  color: var(--color-text-inverse);
  font-family: var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: var(--text-sm);
  padding: var(--space-3);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
}

[data-theme='dark'] .prove-mock__btn {
  background: var(--color-primary);
}

.prove-mock__btn:hover {
  background: var(--color-primary);
}

.prove-mock__body {
  padding: var(--space-5) var(--space-6) var(--space-6);
  display: none;
  flex-direction: column;
  gap: var(--space-4);
}

.prove-mock.is-open .prove-mock__body {
  display: flex;
}

.prove-mock.is-open .prove-mock__btn-label::after {
  content: 'Hide the receipts \2191';
}
.prove-mock__btn-label::after {
  content: 'Show me the receipts \2193';
}
.prove-mock__btn-label {
  font-size: 0;
}
.prove-mock__btn-label::after {
  font-size: var(--text-sm);
}

.evidence-row {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  background: var(--color-surface-2);
}

.evidence-row__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-2);
  gap: var(--space-3);
}

.evidence-row__label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
}

.evidence-row__count {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

.evidence-row--primary {
  border-left: none;
}
.evidence-row--primary .evidence-row__label {
  color: var(--color-primary);
}

.evidence-row--contra .evidence-row__label {
  color: var(--color-warning);
}

.evidence-row p {
  font-size: var(--text-sm);
  color: var(--color-text);
}

.prove-mock__footrow {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  justify-content: space-between;
  align-items: center;
  padding-top: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

.confidence-pill {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  background: var(--color-primary-highlight);
  color: var(--color-primary);
  border: 1px solid color-mix(in oklab, var(--color-primary) 35%, transparent);
}

.know-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3);
}

@media (max-width: 560px) {
  .know-grid {
    grid-template-columns: 1fr;
  }
}

.know-block {
  padding: var(--space-3);
  border-radius: var(--radius-md);
  background: var(--color-surface-offset);
}

.know-block h4 {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: var(--space-2);
  color: var(--color-text-muted);
}

.know-block ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  font-size: var(--text-sm);
}

/* ============================================================
   BAND / STRIP
   ============================================================ */

.strip {
  background: var(--color-surface-offset);
  border-block: 1px solid var(--color-divider);
  padding-block: var(--space-6);
}

.strip .wrap {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-8);
  justify-content: space-between;
  align-items: center;
}

.strip-item {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.strip-item strong {
  color: var(--color-text);
  font-size: var(--text-sm);
  display: block;
  margin-bottom: var(--space-1);
  letter-spacing: normal;
  text-transform: none;
  font-family: var(--font-display);
}

/* ============================================================
   HOW IT WORKS
   ============================================================ */

.flow-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-12);
}

@media (max-width: 900px) {
  .flow-row {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 560px) {
  .flow-row {
    grid-template-columns: 1fr;
  }
}

.flow-step {
  padding-top: var(--space-5);
  border-top: 2px solid var(--color-divider);
}

.flow-step[data-active='true'] {
  border-top-color: var(--color-primary);
}

.flow-step__num {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  margin-bottom: var(--space-3);
  display: block;
}

.flow-step h3 {
  font-size: var(--text-lg);
  font-weight: 600;
  margin-bottom: var(--space-2);
}

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

/* ============================================================
   FEATURE SECTIONS — asymmetric two column
   ============================================================ */

.feature-split {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(var(--space-8), 6vw, var(--space-16));
  align-items: center;
}

.feature-split.reverse {
  grid-template-columns: 1.1fr 0.9fr;
}

.feature-split.reverse .feature-split__visual {
  order: 2;
}

@media (max-width: 900px) {
  .feature-split,
  .feature-split.reverse {
    grid-template-columns: 1fr;
  }
  .feature-split.reverse .feature-split__visual {
    order: 0;
  }
}

.feature-split__text h2 {
  font-size: var(--text-xl);
  font-weight: 600;
  margin-block: var(--space-3) var(--space-4);
  max-width: 18ch;
}

.feature-split__text p {
  color: var(--color-text-muted);
  margin-bottom: var(--space-5);
  max-width: 48ch;
}

.feature-split__text ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.feature-split__text li {
  display: flex;
  gap: var(--space-3);
  font-size: var(--text-sm);
  align-items: baseline;
}

.feature-split__text li .tick {
  font-family: var(--font-mono);
  color: var(--color-primary);
  flex-shrink: 0;
}

/* ---- Evidence Nutrition Label ---- */

.nutrition-card {
  background: var(--color-surface);
  border: 2px solid var(--color-text);
  border-radius: var(--radius-md);
  padding: var(--space-6);
  font-family: var(--font-mono);
  max-width: 420px;
  box-shadow: var(--shadow-md);
}

.nutrition-card__title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  border-bottom: 8px solid var(--color-text);
  padding-bottom: var(--space-2);
  margin-bottom: var(--space-1);
}

.nutrition-card__sub {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  border-bottom: 1px solid var(--color-text);
  padding-bottom: var(--space-3);
  margin-bottom: var(--space-3);
}

.nutrition-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding-block: var(--space-2);
  border-bottom: 1px solid var(--color-divider);
  font-size: var(--text-sm);
  gap: var(--space-3);
}

.nutrition-row--bold {
  font-weight: 700;
  border-bottom-width: 4px;
  border-bottom-color: var(--color-text);
}

.nutrition-row__val {
  white-space: nowrap;
}

.nutrition-row__val.is-good {
  color: var(--color-primary);
}
.nutrition-row__val.is-warn {
  color: var(--color-warning);
}

.nutrition-card__footnote {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  margin-top: var(--space-3);
  line-height: 1.5;
}

/* ---- Trust Passport ---- */

.passport-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  max-width: 460px;
  overflow: hidden;
}

.passport-card__top {
  padding: var(--space-5) var(--space-6);
  background: var(--color-text);
  color: var(--color-text-inverse);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

[data-theme='dark'] .passport-card__top {
  background: var(--color-surface-offset-2);
  color: var(--color-text);
}

.passport-card__top-label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.passport-card__id {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  opacity: 0.7;
}

.passport-card__body {
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.passport-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  font-size: var(--text-sm);
  padding-block: var(--space-2);
  border-bottom: 1px dashed var(--color-divider);
}

.passport-row:last-child {
  border-bottom: none;
}

.passport-row__stamp {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
}

.passport-row__stamp.yes {
  color: var(--color-primary);
  border: 1px solid color-mix(in oklab, var(--color-primary) 40%, transparent);
}

.passport-row__stamp.flag {
  color: var(--color-warning);
  border: 1px solid color-mix(in oklab, var(--color-warning) 40%, transparent);
}

/* ============================================================
   PRINCIPLE BANNER (append-only corrections)
   ============================================================ */

.principle {
  background: var(--color-text);
  color: var(--color-text-inverse);
  border-radius: var(--radius-xl);
  padding: clamp(var(--space-8), 6vw, var(--space-16));
  position: relative;
  overflow: hidden;
}

[data-theme='dark'] .principle {
  background: var(--color-surface-offset-2);
}

.principle__grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: var(--space-10);
  align-items: start;
}

@media (max-width: 860px) {
  .principle__grid {
    grid-template-columns: 1fr;
  }
}

.principle h2 {
  color: var(--color-text-inverse);
  font-size: var(--text-xl);
  max-width: 20ch;
  margin-bottom: var(--space-5);
}

[data-theme='dark'] .principle h2 {
  color: var(--color-text);
}

.principle p {
  color: color-mix(in oklab, var(--color-text-inverse) 78%, transparent);
  font-size: var(--text-base);
  max-width: 46ch;
}

[data-theme='dark'] .principle p {
  color: var(--color-text-muted);
}

.principle-log {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.principle-log__entry {
  padding: var(--space-3);
  border-radius: var(--radius-md);
  background: color-mix(in oklab, var(--color-text-inverse) 10%, transparent);
  color: color-mix(in oklab, var(--color-text-inverse) 88%, transparent);
  display: flex;
  justify-content: space-between;
  gap: var(--space-3);
}

[data-theme='dark'] .principle-log__entry {
  background: color-mix(in oklab, var(--color-bg) 60%, transparent);
  color: var(--color-text-muted);
}

.principle-log__entry .tag {
  text-transform: uppercase;
  letter-spacing: 0.06em;
  flex-shrink: 0;
}

.principle-log__entry .tag.correction {
  color: var(--color-warning-hover);
}

[data-theme='dark'] .principle-log__entry .tag.correction {
  color: var(--color-warning);
}

/* ============================================================
   WAITLIST / EARLY ACCESS
   ============================================================ */

.waitlist {
  background: var(--color-surface-offset);
  border-radius: var(--radius-xl);
  padding: clamp(var(--space-10), 7vw, var(--space-20));
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--space-10);
  align-items: center;
}

@media (max-width: 860px) {
  .waitlist {
    grid-template-columns: 1fr;
  }
}

.waitlist h2 {
  font-size: var(--text-xl);
  margin-bottom: var(--space-3);
  max-width: 18ch;
}

.waitlist p {
  color: var(--color-text-muted);
  max-width: 46ch;
}

.waitlist-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.waitlist-form__row {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.waitlist-form input[type='email'] {
  flex: 1;
  min-width: 200px;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface-2);
  font-size: var(--text-sm);
  min-height: 44px;
}

.waitlist-form input[type='email']:focus-visible {
  border-color: var(--color-primary);
}

.waitlist-note {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

.waitlist-status {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-primary);
  display: none;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3);
  background: var(--color-primary-highlight);
  border-radius: var(--radius-md);
}

.waitlist-status.is-visible {
  display: flex;
}

/* Toast */

.toast {
  position: fixed;
  bottom: var(--space-6);
  left: 50%;
  transform: translate(-50%, 20px);
  background: var(--color-text);
  color: var(--color-text-inverse);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  pointer-events: none;
  transition:
    opacity 240ms cubic-bezier(0.16, 1, 0.3, 1),
    transform 240ms cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 100;
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.toast.is-visible {
  opacity: 1;
  transform: translate(-50%, 0);
}

/* ============================================================
   FOOTER
   ============================================================ */

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

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: var(--space-10);
  margin-bottom: var(--space-10);
}

@media (max-width: 760px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.footer-brand svg {
  width: 28px;
  height: 28px;
  color: var(--color-primary);
}

.footer-brand span {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-base);
}

.footer-about {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  max-width: 40ch;
}

.footer-col h4 {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-faint);
  margin-bottom: var(--space-4);
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-col a {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  text-decoration: none;
}

.footer-col a:hover {
  color: var(--color-text);
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-4);
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-divider);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

/* ============================================================
   SKIP LINK
   ============================================================ */

.skip-link {
  position: absolute;
  left: -9999px;
  top: var(--space-3);
  z-index: 200;
  background: var(--color-primary);
  color: var(--color-text-inverse);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-md);
}

.skip-link:focus {
  left: var(--space-3);
}

/* ============================================================
   MISC / IMAGE MOMENTS
   ============================================================ */

.image-frame {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
}

.image-frame img {
  width: 100%;
  object-fit: cover;
}

.divider-image {
  width: 100%;
  height: clamp(220px, 34vw, 420px);
  object-fit: cover;
  border-radius: var(--radius-xl);
}

@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(16px);
    transition:
      opacity 640ms cubic-bezier(0.16, 1, 0.3, 1),
      transform 640ms cubic-bezier(0.16, 1, 0.3, 1);
  }
  .reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
  }
}