/* ============================================
   BusinessAIExperts.com — Design Tokens & Styles
   ============================================ */

/* --- Design Tokens --- */
:root {
  /* Type Scale (fluid) */
  --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);

  /* Spacing (4px base) */
  --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: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --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;

  /* Fonts */
  --font-display: 'Switzer', 'Inter', sans-serif;
  --font-body: 'Satoshi', 'Inter', sans-serif;
}

/* --- Light Theme (default) --- */
:root, [data-theme="light"] {
  --color-bg: #ffffff;
  --color-surface: #f8fafc;
  --color-surface-2: #f1f5f9;
  --color-border: #e2e8f0;
  --color-divider: #e2e8f0;

  --color-text: #1a1a2e;
  --color-text-muted: #64748b;
  --color-text-faint: #94a3b8;

  --color-accent: #3b82f6;
  --color-accent-hover: #2563eb;
  --color-accent-active: #1d4ed8;
  --color-accent-light: #eff6ff;

  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 12px 32px rgba(15, 23, 42, 0.12);
}

/* --- Dark Theme --- */
[data-theme="dark"] {
  --color-bg: #0f0f1a;
  --color-surface: #161625;
  --color-surface-2: #1e1e30;
  --color-border: #2a2a40;
  --color-divider: #252538;

  --color-text: #e2e8f0;
  --color-text-muted: #94a3b8;
  --color-text-faint: #64748b;

  --color-accent: #60a5fa;
  --color-accent-hover: #93c5fd;
  --color-accent-active: #3b82f6;
  --color-accent-light: rgba(59, 130, 246, 0.1);

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.5);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg: #0f0f1a;
    --color-surface: #161625;
    --color-surface-2: #1e1e30;
    --color-border: #2a2a40;
    --color-divider: #252538;
    --color-text: #e2e8f0;
    --color-text-muted: #94a3b8;
    --color-text-faint: #64748b;
    --color-accent: #60a5fa;
    --color-accent-hover: #93c5fd;
    --color-accent-active: #3b82f6;
    --color-accent-light: rgba(59, 130, 246, 0.1);
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.5);
  }
}


/* ============================================
   HEADER
   ============================================ */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: color-mix(in srgb, var(--color-bg) 85%, transparent);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-divider);
  transition: transform 300ms cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 300ms cubic-bezier(0.16, 1, 0.3, 1);
}

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

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

.header__inner {
  max-width: var(--content-wide);
  margin: 0 auto;
  padding: var(--space-3) var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
}

.header__logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
  color: var(--color-text);
  flex-shrink: 0;
}

.header__logo svg {
  flex-shrink: 0;
}

.header__wordmark {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-sm);
  letter-spacing: -0.02em;
}

.header__wordmark-accent {
  color: var(--color-accent);
}

.header__nav {
  display: none;
}

.header__nav-list {
  display: flex;
  gap: var(--space-6);
}

.header__nav-link {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  text-decoration: none;
  position: relative;
}

.header__nav-link:hover {
  color: var(--color-text);
}

.header__nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  transition: width var(--transition-interactive);
}

.header__nav-link:hover::after {
  width: 100%;
}

.header__actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

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

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

.mobile-menu-btn {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
}

.mobile-menu-btn:hover {
  background: var(--color-surface);
  color: var(--color-text);
}

/* Mobile nav overlay */
.mobile-nav {
  padding: var(--space-4) var(--space-6) var(--space-6);
  border-top: 1px solid var(--color-divider);
}

.mobile-nav ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.mobile-nav__link {
  display: block;
  padding: var(--space-3) var(--space-4);
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 500;
  color: var(--color-text);
  text-decoration: none;
  border-radius: var(--radius-md);
}

.mobile-nav__link:hover {
  background: var(--color-surface);
}

@media (min-width: 768px) {
  .header__nav { display: block; }
  .mobile-menu-btn { display: none; }
  .mobile-nav { display: none !important; }
}


/* ============================================
   HERO
   ============================================ */
.hero {
  padding: clamp(var(--space-16), 10vw, var(--space-32)) var(--space-6);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, var(--color-accent-light) 0%, transparent 70%);
  opacity: 0.6;
  pointer-events: none;
  z-index: 0;
}

.hero__inner {
  max-width: 720px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.hero__badge {
  display: inline-flex;
  padding: var(--space-1) var(--space-4);
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
  background: var(--color-accent-light);
  border: 1px solid color-mix(in srgb, var(--color-accent) 20%, transparent);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-6);
}

.hero__title {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--color-text);
  margin-bottom: var(--space-6);
  line-height: 1.08;
}

.hero__subtitle {
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 540px;
  margin: 0 auto var(--space-8);
  line-height: 1.7;
}

.hero__signup {
  display: flex;
  gap: var(--space-2);
  max-width: 420px;
  margin: 0 auto var(--space-3);
}

.hero__input {
  flex: 1;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-sm);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  min-width: 0;
}

.hero__input::placeholder {
  color: var(--color-text-faint);
}

.hero__input:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-accent) 15%, transparent);
}

.hero__btn {
  padding: var(--space-3) var(--space-6);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  background: var(--color-accent);
  color: #ffffff;
  border: none;
  border-radius: var(--radius-md);
  white-space: nowrap;
  cursor: pointer;
}

.hero__btn:hover {
  background: var(--color-accent-hover);
}

.hero__btn:active {
  background: var(--color-accent-active);
}

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


/* ============================================
   FEATURED ARTICLE
   ============================================ */
.featured {
  padding: clamp(var(--space-8), 6vw, var(--space-16)) var(--space-6);
}

.featured__inner {
  max-width: var(--content-wide);
  margin: 0 auto;
}

.featured__label {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-faint);
  margin-bottom: var(--space-4);
}

.featured__card {
  display: grid;
  grid-template-columns: 1fr;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.featured__card-content {
  padding: var(--space-8) var(--space-6);
}

.featured__meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
}

.meta-sep {
  color: var(--color-text-faint);
}

.featured__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-text);
  margin-bottom: var(--space-4);
}

.featured__excerpt {
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: var(--space-6);
  max-width: 65ch;
}

.featured__link {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-accent);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
}

.featured__link:hover {
  color: var(--color-accent-hover);
  gap: var(--space-2);
}

/* Featured card visual / data graphic */
.featured__card-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-8) var(--space-6);
  background: var(--color-accent-light);
}

.featured__graphic {
  text-align: center;
}

.featured__graphic-amount {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-accent);
  letter-spacing: -0.03em;
  line-height: 1;
}

.featured__graphic-label {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-2);
  margin-bottom: var(--space-6);
}

.featured__graphic-bars {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: var(--space-2);
  height: 80px;
}

.featured__bar {
  width: 20px;
  height: var(--h);
  background: var(--color-border);
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  transition: height 600ms cubic-bezier(0.16, 1, 0.3, 1);
}

.featured__bar--accent {
  background: var(--color-accent);
}

@media (min-width: 768px) {
  .featured__card {
    grid-template-columns: 1fr 1fr;
  }
  .featured__card-content {
    padding: var(--space-10) var(--space-10);
  }
}

@media (min-width: 1024px) {
  .featured__card {
    grid-template-columns: 3fr 2fr;
  }
  .featured__card-content {
    padding: var(--space-12);
  }
}


/* ============================================
   TAGS
   ============================================ */
.tag {
  display: inline-flex;
  padding: var(--space-1) var(--space-3);
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  border-radius: var(--radius-full);
  white-space: nowrap;
}

.tag--blue {
  background: #eff6ff;
  color: #2563eb;
}
[data-theme="dark"] .tag--blue {
  background: rgba(59, 130, 246, 0.15);
  color: #93c5fd;
}

.tag--purple {
  background: #f5f3ff;
  color: #7c3aed;
}
[data-theme="dark"] .tag--purple {
  background: rgba(124, 58, 237, 0.15);
  color: #c4b5fd;
}

.tag--green {
  background: #f0fdf4;
  color: #16a34a;
}
[data-theme="dark"] .tag--green {
  background: rgba(22, 163, 74, 0.15);
  color: #86efac;
}

.tag--orange {
  background: #fff7ed;
  color: #ea580c;
}
[data-theme="dark"] .tag--orange {
  background: rgba(234, 88, 12, 0.15);
  color: #fdba74;
}


/* ============================================
   ARTICLES GRID
   ============================================ */
.articles {
  padding: clamp(var(--space-8), 6vw, var(--space-16)) var(--space-6);
}

.articles__inner {
  max-width: var(--content-wide);
  margin: 0 auto;
}

.articles__header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: var(--space-8);
}

.section-title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-text);
}

.articles__view-all {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-accent);
  text-decoration: none;
}

.articles__view-all:hover {
  color: var(--color-accent-hover);
}

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

.article-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: box-shadow var(--transition-interactive),
              border-color var(--transition-interactive);
}

.article-card:hover {
  box-shadow: var(--shadow-md);
  border-color: color-mix(in srgb, var(--color-accent) 30%, var(--color-border));
}

.article-card__content {
  padding: var(--space-6);
}

.article-card__meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-bottom: var(--space-3);
}

.article-card__title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.article-card__excerpt {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: var(--space-4);
}

.article-card__link {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-accent);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
}

.article-card__link:hover {
  color: var(--color-accent-hover);
  gap: var(--space-2);
}

@media (min-width: 768px) {
  .articles__grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .article-card--large {
    grid-column: 1 / -1;
  }
  .article-card--large .article-card__content {
    padding: var(--space-8);
  }
  .article-card--large .article-card__title {
    font-size: var(--text-xl);
  }
  .article-card--large .article-card__excerpt {
    font-size: var(--text-base);
  }
}

@media (min-width: 1024px) {
  .articles__grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .article-card--large {
    grid-column: 1 / 2;
    grid-row: 1 / 3;
  }
  .article-card--large .article-card__content {
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
  }
}


/* ============================================
   CATEGORIES / TOPICS
   ============================================ */
.categories {
  padding: clamp(var(--space-8), 6vw, var(--space-12)) var(--space-6);
}

.categories__inner {
  max-width: var(--content-wide);
  margin: 0 auto;
}

.categories__inner .section-title {
  margin-bottom: var(--space-6);
}

.categories__chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.chip {
  display: inline-flex;
  padding: var(--space-2) var(--space-4);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  text-decoration: none;
  white-space: nowrap;
}

.chip:hover {
  color: var(--color-accent);
  border-color: var(--color-accent);
  background: var(--color-accent-light);
}


/* ============================================
   RESOURCES
   ============================================ */
.resources {
  padding: clamp(var(--space-8), 6vw, var(--space-16)) var(--space-6);
  background: var(--color-surface);
}

.resources__inner {
  max-width: var(--content-wide);
  margin: 0 auto;
}

.resources__inner .section-title {
  margin-bottom: var(--space-8);
}

.resources__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
}

.resources__group-title {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-4);
}

.resources__group-title svg {
  color: var(--color-accent);
  flex-shrink: 0;
}

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

.resource-card {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  padding: var(--space-5);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  text-decoration: none;
  color: var(--color-text);
  transition: box-shadow var(--transition-interactive),
              border-color var(--transition-interactive);
}

.resource-card:hover {
  box-shadow: var(--shadow-md);
  border-color: color-mix(in srgb, var(--color-accent) 30%, var(--color-border));
}

.resource-card__icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-accent-light);
  border-radius: var(--radius-md);
  flex-shrink: 0;
  color: var(--color-accent);
}

.resource-card__title {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-1);
}

.resource-card__desc {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  line-height: 1.5;
}

.resource-card__arrow {
  margin-left: auto;
  color: var(--color-text-faint);
  font-size: var(--text-lg);
  flex-shrink: 0;
  align-self: center;
  transition: color var(--transition-interactive),
              transform var(--transition-interactive);
}

.resource-card:hover .resource-card__arrow {
  color: var(--color-accent);
  transform: translateX(4px);
}

@media (min-width: 768px) {
  .resources__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}


/* ============================================
   NEWSLETTER CTA
   ============================================ */
.newsletter {
  padding: clamp(var(--space-16), 10vw, var(--space-32)) var(--space-6);
  text-align: center;
}

.newsletter__inner {
  max-width: 560px;
  margin: 0 auto;
}

.newsletter__title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--color-text);
  margin-bottom: var(--space-4);
}

.newsletter__subtitle {
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text-muted);
  margin-bottom: var(--space-8);
  line-height: 1.7;
}

.newsletter__form {
  display: flex;
  gap: var(--space-2);
  max-width: 420px;
  margin: 0 auto var(--space-3);
}

.newsletter__input {
  flex: 1;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-sm);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  min-width: 0;
}

.newsletter__input::placeholder {
  color: var(--color-text-faint);
}

.newsletter__input:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-accent) 15%, transparent);
}

.newsletter__btn {
  padding: var(--space-3) var(--space-6);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  background: var(--color-accent);
  color: #ffffff;
  border: none;
  border-radius: var(--radius-md);
  white-space: nowrap;
  cursor: pointer;
}

.newsletter__btn:hover {
  background: var(--color-accent-hover);
}

.newsletter__btn:active {
  background: var(--color-accent-active);
}

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


/* ============================================
   ABOUT
   ============================================ */
.about {
  padding: clamp(var(--space-8), 6vw, var(--space-16)) var(--space-6);
  background: var(--color-surface);
}

.about__inner {
  max-width: var(--content-narrow);
  margin: 0 auto;
}

.about__inner .section-title {
  margin-bottom: var(--space-4);
}

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

.about__text strong {
  color: var(--color-text);
}

.about__products {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.about__products-label {
  font-weight: 500;
}

.about__product-link {
  color: var(--color-accent);
  text-decoration: none;
  font-weight: 500;
}

.about__product-link:hover {
  color: var(--color-accent-hover);
  text-decoration: underline;
}

.about__sep {
  color: var(--color-text-faint);
}


/* ============================================
   FOOTER
   ============================================ */
.footer {
  border-top: 1px solid var(--color-divider);
  padding: clamp(var(--space-8), 6vw, var(--space-16)) var(--space-6);
}

.footer__inner {
  max-width: var(--content-wide);
  margin: 0 auto;
}

.footer__top {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  margin-bottom: var(--space-8);
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
  color: var(--color-text);
}

.footer__wordmark {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-sm);
  letter-spacing: -0.02em;
}

.footer__nav {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
}

.footer__nav-title {
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-faint);
  margin-bottom: var(--space-3);
}

.footer__nav ul li {
  margin-bottom: var(--space-2);
}

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

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

.footer__bottom {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-divider);
  font-family: var(--font-body);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

.footer__pplx {
  color: var(--color-text-faint);
  text-decoration: none;
}

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

@media (min-width: 768px) {
  .footer__top {
    grid-template-columns: 1fr 2fr;
    align-items: start;
  }
  .footer__nav {
    grid-template-columns: repeat(3, 1fr);
  }
  .footer__bottom {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}


/* ============================================
   SCROLL ANIMATIONS
   ============================================ */
.fade-in {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 600ms cubic-bezier(0.16, 1, 0.3, 1),
              transform 600ms cubic-bezier(0.16, 1, 0.3, 1);
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Staggered children */
.stagger > .fade-in:nth-child(1) { transition-delay: 0ms; }
.stagger > .fade-in:nth-child(2) { transition-delay: 80ms; }
.stagger > .fade-in:nth-child(3) { transition-delay: 160ms; }
.stagger > .fade-in:nth-child(4) { transition-delay: 240ms; }
.stagger > .fade-in:nth-child(5) { transition-delay: 320ms; }
.stagger > .fade-in:nth-child(6) { transition-delay: 400ms; }
.stagger > .fade-in:nth-child(7) { transition-delay: 480ms; }