/* Art direction: Fastara — cycle-synced fasting app for women → warm, approachable, aspirational yet science-backed
   Palette: warm/feminine, accent: emerald green (primary from app branding) + warm purple (secondary from cycle tracker)
   Typography: DM Serif Display (display) + Plus Jakarta Sans (body) — warm serif with modern geometric sans, approachable authority
   Density: spacious, editorial-style landing page */

/* ===== TYPE SCALE ===== */
:root {
  --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,    5rem);
  --text-hero: clamp(3rem,     0.5rem  + 7vw,    8rem);

  /* ===== 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;

  /* ===== FONTS ===== */
  --font-display: 'DM Serif Display', Georgia, serif;
  --font-body: 'Plus Jakarta Sans', 'Helvetica Neue', sans-serif;

  /* ===== RADIUS ===== */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;

  /* ===== TRANSITIONS ===== */
  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);

  /* ===== CONTENT WIDTHS ===== */
  --content-narrow: 640px;
  --content-default: 960px;
  --content-wide: 1200px;
  --content-full: 100%;
}

/* ===== LIGHT MODE (Fastara Palette) ===== */
:root, [data-theme="light"] {
  /* Surfaces — soft warm cream */
  --color-bg:               #faf9f6;
  --color-surface:          #ffffff;
  --color-surface-2:        #fdf9f5;
  --color-surface-offset:   #f5f1ec;
  --color-surface-offset-2: #eeebe5;
  --color-surface-dynamic:  #e7e3dd;
  --color-divider:          #ddd9d3;
  --color-border:           #d1cdc5;

  /* Text */
  --color-text:             #1f1d18;
  --color-text-muted:       #6b6960;
  --color-text-faint:       #a9a79f;
  --color-text-inverse:     #faf9f6;

  /* Primary Accent — Emerald Green */
  --color-primary:          #059669;
  --color-primary-hover:    #047857;
  --color-primary-active:   #065f46;
  --color-primary-highlight: #d1fae5;

  /* Secondary Accent — Warm Purple */
  --color-secondary:        #7c3aed;
  --color-secondary-hover:  #6d28d9;
  --color-secondary-active: #5b21b6;
  --color-secondary-highlight: #ede9fe;

  /* Semantic: Warning */
  --color-warning:          #d97706;
  --color-warning-hover:    #b45309;
  --color-warning-active:   #92400e;
  --color-warning-highlight: #fef3c7;

  /* Semantic: Error */
  --color-error:            #dc2626;
  --color-error-hover:      #b91c1c;
  --color-error-active:     #991b1b;
  --color-error-highlight:  #fee2e2;

  /* Semantic: Success */
  --color-success:          #059669;
  --color-success-hover:    #047857;
  --color-success-active:   #065f46;
  --color-success-highlight: #d1fae5;

  /* Phase colors */
  --color-menstrual:  #ef4444;
  --color-follicular: #10b981;
  --color-ovulatory:  #f59e0b;
  --color-luteal:     #6366f1;

  /* Shadows — warm-tinted */
  --shadow-sm: 0 1px 2px oklch(0.2 0.02 60 / 0.06);
  --shadow-md: 0 4px 12px oklch(0.2 0.02 60 / 0.08);
  --shadow-lg: 0 12px 32px oklch(0.2 0.02 60 / 0.12);
}

/* ===== DARK MODE ===== */
[data-theme="dark"] {
  /* Surfaces — deep warm dark */
  --color-bg:               #141210;
  --color-surface:          #1c1a17;
  --color-surface-2:        #22201c;
  --color-surface-offset:   #1e1c18;
  --color-surface-offset-2: #272420;
  --color-surface-dynamic:  #302d28;
  --color-divider:          #2e2b26;
  --color-border:           #3d3a34;

  /* Text */
  --color-text:             #e8e6e1;
  --color-text-muted:       #9b9890;
  --color-text-faint:       #605e58;
  --color-text-inverse:     #1c1a17;

  /* Primary Accent — Emerald Green (brighter for dark mode) */
  --color-primary:          #34d399;
  --color-primary-hover:    #10b981;
  --color-primary-active:   #059669;
  --color-primary-highlight: #1a2e27;

  /* Secondary Accent — Warm Purple (brighter for dark mode) */
  --color-secondary:        #a78bfa;
  --color-secondary-hover:  #8b5cf6;
  --color-secondary-active: #7c3aed;
  --color-secondary-highlight: #2d2640;

  /* Semantic */
  --color-warning:          #fbbf24;
  --color-warning-hover:    #f59e0b;
  --color-warning-active:   #d97706;
  --color-warning-highlight: #3a3020;

  --color-error:            #f87171;
  --color-error-hover:      #ef4444;
  --color-error-active:     #dc2626;
  --color-error-highlight:  #3a2020;

  --color-success:          #34d399;
  --color-success-hover:    #10b981;
  --color-success-active:   #059669;
  --color-success-highlight: #1a2e27;

  /* Phase colors */
  --color-menstrual:  #f87171;
  --color-follicular: #34d399;
  --color-ovulatory:  #fbbf24;
  --color-luteal:     #818cf8;

  /* Shadows */
  --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.2);
  --shadow-md: 0 4px 12px oklch(0 0 0 / 0.3);
  --shadow-lg: 0 12px 32px oklch(0 0 0 / 0.4);
}

/* System preference fallback */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg:               #141210;
    --color-surface:          #1c1a17;
    --color-surface-2:        #22201c;
    --color-surface-offset:   #1e1c18;
    --color-surface-offset-2: #272420;
    --color-surface-dynamic:  #302d28;
    --color-divider:          #2e2b26;
    --color-border:           #3d3a34;
    --color-text:             #e8e6e1;
    --color-text-muted:       #9b9890;
    --color-text-faint:       #605e58;
    --color-text-inverse:     #1c1a17;
    --color-primary:          #34d399;
    --color-primary-hover:    #10b981;
    --color-primary-active:   #059669;
    --color-primary-highlight: #1a2e27;
    --color-secondary:        #a78bfa;
    --color-secondary-hover:  #8b5cf6;
    --color-secondary-active: #7c3aed;
    --color-secondary-highlight: #2d2640;
    --color-warning:          #fbbf24;
    --color-warning-hover:    #f59e0b;
    --color-warning-active:   #d97706;
    --color-warning-highlight: #3a3020;
    --color-error:            #f87171;
    --color-error-hover:      #ef4444;
    --color-error-active:     #dc2626;
    --color-error-highlight:  #3a2020;
    --color-success:          #34d399;
    --color-success-hover:    #10b981;
    --color-success-active:   #059669;
    --color-success-highlight: #1a2e27;
    --color-menstrual:  #f87171;
    --color-follicular: #34d399;
    --color-ovulatory:  #fbbf24;
    --color-luteal:     #818cf8;
    --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.2);
    --shadow-md: 0 4px 12px oklch(0 0 0 / 0.3);
    --shadow-lg: 0 12px 32px oklch(0 0 0 / 0.4);
  }
}

/* ===== GLOBAL STYLES ===== */
h1, h2, h3 {
  font-family: var(--font-display);
}

h1 { font-size: var(--text-2xl); }
h2 { font-size: var(--text-xl); }
h3 { font-size: var(--text-lg); font-family: var(--font-body); font-weight: 700; }

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-interactive);
}
a:hover {
  color: var(--color-primary-hover);
}

/* ===== LAYOUT UTILITIES ===== */
.container {
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: var(--space-4);
}

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

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

.section {
  padding-block: clamp(var(--space-12), 8vw, var(--space-24));
}

/* ===== NAVIGATION ===== */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: oklch(from var(--color-bg) l c h / 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid oklch(from var(--color-text) l c h / 0.08);
  transition: box-shadow 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.nav--scrolled {
  box-shadow: var(--shadow-sm);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding: var(--space-3) var(--space-4);
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-display);
  font-size: var(--text-lg);
  color: var(--color-text);
  text-decoration: none;
}

.nav__logo svg {
  width: 32px;
  height: 32px;
}

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

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

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

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

.nav__mobile-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  color: var(--color-text);
}

/* Mobile nav */
.nav__mobile-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
  padding: var(--space-4);
}

.nav__mobile-menu.is-open {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.nav__mobile-menu a {
  color: var(--color-text);
  font-size: var(--text-base);
  font-weight: 500;
  text-decoration: none;
  padding: var(--space-2) 0;
}

@media (max-width: 768px) {
  .nav__links {
    display: none;
  }
  .nav__mobile-toggle {
    display: flex;
  }
  .nav__actions .btn--primary {
    display: none;
  }
}

/* ===== 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-full);
  text-decoration: none;
  cursor: pointer;
  transition: background var(--transition-interactive),
              color var(--transition-interactive),
              box-shadow var(--transition-interactive),
              transform var(--transition-interactive);
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn:active {
  transform: translateY(0);
  box-shadow: var(--shadow-sm);
}

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

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

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

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

.btn--ghost {
  background: transparent;
  color: var(--color-text);
}

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

.btn--lg {
  font-size: var(--text-base);
  padding: var(--space-4) var(--space-8);
}

/* App Store badge */
.app-store-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: #000;
  color: #fff;
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-lg);
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: 500;
  transition: transform var(--transition-interactive),
              box-shadow var(--transition-interactive);
}

.app-store-badge:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  color: #fff;
}

.app-store-badge:active {
  transform: translateY(0);
}

.app-store-badge svg {
  width: 20px;
  height: 24px;
}

.app-store-badge__text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.app-store-badge__text small {
  font-size: 0.65em;
  font-weight: 400;
  opacity: 0.9;
}

.app-store-badge__text span {
  font-size: 1.1em;
  font-weight: 600;
}

/* Theme toggle */
.theme-toggle {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
  transition: color var(--transition-interactive),
              background var(--transition-interactive);
}

.theme-toggle:hover {
  color: var(--color-text);
  background: var(--color-surface-offset);
}

/* ===== HERO ===== */
.hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(var(--space-16), 10vw, var(--space-32));
  background: linear-gradient(135deg, var(--color-surface) 0%, var(--color-primary-highlight) 50%, var(--color-secondary-highlight) 100%);
}

[data-theme="dark"] .hero {
  background: linear-gradient(135deg, var(--color-bg) 0%, var(--color-primary-highlight) 50%, var(--color-secondary-highlight) 100%);
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
  align-items: center;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: var(--space-4);
}

@media (min-width: 768px) {
  .hero__inner {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
  }
}

.hero__content {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.hero__tagline {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary);
}

.hero__title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  color: var(--color-text);
  line-height: 1.1;
}

.hero__subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  line-height: 1.6;
  max-width: 52ch;
}

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

/* Phone mockup */
.phone-mockup {
  position: relative;
  max-width: 320px;
  margin-inline: auto;
}

.phone-mockup__frame {
  position: relative;
  border-radius: 40px;
  overflow: hidden;
  background: #000;
  padding: 12px;
  box-shadow: 0 24px 64px oklch(0 0 0 / 0.2),
              0 8px 24px oklch(0 0 0 / 0.1);
}

.phone-mockup__screen {
  border-radius: 30px;
  overflow: hidden;
}

.phone-mockup__screen img {
  width: 100%;
  height: auto;
  display: block;
}

/* ===== HOW IT WORKS ===== */
.how-it-works__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  margin-top: var(--space-10);
}

@media (min-width: 768px) {
  .how-it-works__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.step-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  padding: var(--space-6);
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  border: 1px solid oklch(from var(--color-text) l c h / 0.06);
}

.step-card__number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background: var(--color-primary);
  color: #fff;
  font-family: var(--font-display);
  font-size: var(--text-lg);
}

.step-card__title {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: var(--text-lg);
  color: var(--color-text);
}

.step-card__text {
  color: var(--color-text-muted);
  font-size: var(--text-base);
  line-height: 1.6;
}

/* ===== SECTION HEADERS ===== */
.section-header {
  text-align: center;
  max-width: 700px;
  margin-inline: auto;
  margin-bottom: var(--space-10);
}

.section-header__label {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}

.section-header__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  margin-bottom: var(--space-4);
}

.section-header__subtitle {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ===== FEATURES ===== */
.features__showcase {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-16);
  margin-bottom: var(--space-16);
}

.feature-showcase {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  align-items: center;
}

@media (min-width: 768px) {
  .feature-showcase {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-12);
  }
  .feature-showcase--reverse {
    direction: rtl;
  }
  .feature-showcase--reverse > * {
    direction: ltr;
  }
}

.feature-showcase__content {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.feature-showcase__icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-lg);
  background: var(--color-primary-highlight);
  color: var(--color-primary);
}

.feature-showcase__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
}

.feature-showcase__text {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.7;
}

.feature-showcase__image {
  max-width: 280px;
  margin-inline: auto;
}

.features__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

@media (min-width: 640px) {
  .features__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .features__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.feature-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-6);
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  border: 1px solid oklch(from var(--color-text) l c h / 0.06);
}

.feature-card__icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: var(--color-surface-offset);
  color: var(--color-primary);
}

.feature-card__title {
  font-weight: 700;
  font-size: var(--text-base);
  color: var(--color-text);
}

.feature-card__text {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ===== SCIENCE / PHASES ===== */
.phases__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  margin-top: var(--space-10);
}

@media (min-width: 640px) {
  .phases__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .phases__grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.phase-card {
  padding: var(--space-6);
  border-radius: var(--radius-xl);
  background: var(--color-surface);
  border: 1px solid oklch(from var(--color-text) l c h / 0.06);
  position: relative;
  overflow: hidden;
}

.phase-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
}

.phase-card--menstrual::before { background: var(--color-menstrual); }
.phase-card--follicular::before { background: var(--color-follicular); }
.phase-card--ovulatory::before { background: var(--color-ovulatory); }
.phase-card--luteal::before { background: var(--color-luteal); }

.phase-card__name {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: var(--text-base);
  margin-bottom: var(--space-1);
}

.phase-card--menstrual .phase-card__name { color: var(--color-menstrual); }
.phase-card--follicular .phase-card__name { color: var(--color-follicular); }
.phase-card--ovulatory .phase-card__name { color: var(--color-ovulatory); }
.phase-card--luteal .phase-card__name { color: var(--color-luteal); }

.phase-card__days {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  margin-bottom: var(--space-4);
}

.phase-card__text {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ===== PREMIUM ===== */
.premium {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  color: #fff;
}

.premium .section-header__label {
  color: rgba(255,255,255,0.8);
}

.premium .section-header__title {
  color: #fff;
}

.premium .section-header__subtitle {
  color: rgba(255,255,255,0.85);
}

.premium__list {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
  max-width: 600px;
  margin-inline: auto;
}

@media (min-width: 640px) {
  .premium__list {
    grid-template-columns: repeat(2, 1fr);
  }
}

.premium__item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--text-base);
  padding: var(--space-3);
  background: rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(8px);
}

.premium__check {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  margin-top: 2px;
}

/* ===== POSITIONING SECTION ===== */
.positioning {
  background: var(--color-surface-offset);
}

.positioning__content {
  text-align: center;
  max-width: 700px;
  margin-inline: auto;
}

.positioning__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  margin-bottom: var(--space-4);
}

.positioning__text {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ===== FOOTER CTA ===== */
.footer-cta {
  text-align: center;
}

.footer-cta__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  margin-bottom: var(--space-6);
}

/* ===== FOOTER ===== */
.footer {
  padding: var(--space-8) var(--space-4);
  border-top: 1px solid var(--color-divider);
  background: var(--color-bg);
}

.footer__inner {
  max-width: var(--content-wide);
  margin-inline: auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
}

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

.footer__links a {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  text-decoration: none;
  transition: color var(--transition-interactive);
}

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

.footer__attribution {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

.footer__attribution a {
  color: var(--color-text-faint);
  text-decoration: underline;
  text-decoration-color: oklch(from var(--color-text-faint) l c h / 0.4);
  text-underline-offset: 2px;
}

.footer__attribution a:hover {
  color: var(--color-text-muted);
}

/* ===== SCROLL ANIMATIONS ===== */
.fade-in {
  opacity: 1;
}

@supports (animation-timeline: scroll()) {
  .fade-in {
    opacity: 0;
    animation: reveal-fade linear both;
    animation-timeline: view();
    animation-range: entry 0% entry 100%;
  }
}

@keyframes reveal-fade {
  to { opacity: 1; }
}

.reveal-up {
  opacity: 1;
}

@supports (animation-timeline: scroll()) {
  .reveal-up {
    clip-path: inset(100% 0 0 0);
    opacity: 0;
    animation: reveal-clip linear both;
    animation-timeline: view();
    animation-range: entry 0% entry 100%;
  }
}

@keyframes reveal-clip {
  to {
    clip-path: inset(0 0 0 0);
    opacity: 1;
  }
}

/* ===== LEGAL PAGES ===== */
.legal {
  padding-block: clamp(var(--space-8), 6vw, var(--space-16));
}

.legal__content {
  max-width: var(--content-narrow);
  margin-inline: auto;
  padding-inline: var(--space-4);
}

.legal__content h1 {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  margin-bottom: var(--space-2);
}

.legal__content .legal__updated {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-8);
}

.legal__content h2 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  margin-top: var(--space-10);
  margin-bottom: var(--space-4);
}

.legal__content h3 {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: var(--text-lg);
  margin-top: var(--space-6);
  margin-bottom: var(--space-3);
}

.legal__content h4 {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: var(--text-base);
  margin-top: var(--space-5);
  margin-bottom: var(--space-2);
}

.legal__content p {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: var(--space-4);
}

.legal__content ul, .legal__content ol {
  margin-left: var(--space-6);
  margin-bottom: var(--space-4);
}

.legal__content li {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: var(--space-2);
}

.legal__content a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.legal__content table {
  width: 100%;
  border-collapse: collapse;
  margin-block: var(--space-4);
  font-size: var(--text-base);
}

.legal__content th,
.legal__content td {
  text-align: left;
  padding: var(--space-2) var(--space-3);
  color: var(--color-text-muted);
}

.legal__content thead tr {
  border-bottom: 2px solid var(--color-border);
}

.legal__content tbody tr {
  border-bottom: 1px solid var(--color-border);
}