/* ==========================================================================
   AFROCARBON DESIGN SYSTEM — v0.1
   IBM Carbon's structural rigor meets West African design heritage.
   Shoyel Nigeria Limited · https://github.com/babajideowoyele/shoyel
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;0,600;1,300;1,400&family=Inter:wght@300;400;500;600;700&display=swap');

:root {
  /* ---- Colors: Carbon Scale ---- */
  --carbon-950: #0C0C0C;
  --carbon-900: #1A1A1A;
  --carbon-800: #2D2D2D;
  --carbon-700: #404040;
  --carbon-600: #525252;
  --carbon-500: #6B6B6B;
  --carbon-400: #8A8A8A;
  --carbon-300: #A3A3A3;
  --carbon-200: #D4D4D4;
  --carbon-100: #E8E8E8;
  --carbon-50:  #F5F5F5;
  --white:      #FFFFFF;

  /* ---- Colors: Kente Palette ---- */
  /* Drawn from the rich textile traditions of West Africa */
  --kente-gold:      #C8A96E;  /* Aso-oke woven gold — prosperity */
  --kente-gold-dark: #B8964E;  /* Gold, deepened */
  --kente-gold-light:#E8DCC8;  /* Gold, softened */
  --kente-red:       #8B3A3A;  /* Kente red — earth, vitality */
  --kente-green:     #4A7C59;  /* Kente green — growth, harvest */
  --adire-indigo:    #2B4570;  /* Yoruba adire cloth — deep indigo dye */
  --adire-indigo-light: #E8EDF4; /* Indigo, lightened for backgrounds */
  --aso-oke-bronze:  #A67C52;  /* Aso-oke weave — warmth, heritage */
  --aso-oke-bronze-light: #F0E8DE; /* Bronze, lightened */
  --ankara-coral:    #C4654A;  /* Ankara wax print — vibrant warmth */

  /* Accent — primary accent uses Kente gold */
  --accent:       var(--kente-gold);
  --accent-hover: var(--kente-gold-dark);
  --accent-light: var(--kente-gold-light);

  /* Semantic */
  --success: var(--kente-green);
  --error:   var(--kente-red);
  --info:    var(--adire-indigo);

  /* ---- Typography ---- */
  --font-display: 'Cormorant Garamond', 'Georgia', serif;
  --font-body:    'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Scale */
  --text-display: 4.5rem;    /* 72px */
  --text-h1:      3rem;      /* 48px */
  --text-h2:      2.25rem;   /* 36px */
  --text-h3:      1.5rem;    /* 24px */
  --text-h4:      1.125rem;  /* 18px */
  --text-body:    1rem;      /* 16px */
  --text-small:   0.875rem;  /* 14px */
  --text-caption:  0.75rem;  /* 12px */
  --text-label:   0.6875rem; /* 11px */

  /* Line heights */
  --leading-tight:  1.15;
  --leading-snug:   1.3;
  --leading-normal: 1.6;
  --leading-relaxed: 1.75;

  /* Letter spacing */
  --tracking-tight:   -0.02em;
  --tracking-normal:  0;
  --tracking-wide:    0.02em;
  --tracking-wider:   0.05em;
  --tracking-widest:  0.1em;

  /* Font weights */
  --weight-light:    300;
  --weight-regular:  400;
  --weight-medium:   500;
  --weight-semibold: 600;
  --weight-bold:     700;

  /* ---- Spacing ---- */
  --space-1:  0.25rem;  /* 4px  */
  --space-2:  0.5rem;   /* 8px  */
  --space-3:  0.75rem;  /* 12px */
  --space-4:  1rem;     /* 16px */
  --space-6:  1.5rem;   /* 24px */
  --space-8:  2rem;     /* 32px */
  --space-12: 3rem;     /* 48px */
  --space-16: 4rem;     /* 64px */
  --space-24: 6rem;     /* 96px */
  --space-32: 8rem;     /* 128px */

  /* ---- Layout ---- */
  --max-width:   1280px;
  --content-width: 720px;
  --sidebar-width: 280px;
  --gutter:      1.5rem;
  --section-gap: 6rem;

  /* ---- Borders ---- */
  --border-thin:   1px solid var(--carbon-200);
  --border-medium: 1px solid var(--carbon-300);
  --border-dark:   1px solid var(--carbon-700);
  --border-accent: 1px solid var(--accent);
  --radius-sm:  4px;
  --radius-md:  8px;
  --radius-lg:  12px;
  --radius-full: 9999px;

  /* ---- Shadows ---- */
  --shadow-sm:    0 1px 2px rgba(12, 12, 12, 0.05);
  --shadow-md:    0 4px 12px rgba(12, 12, 12, 0.08);
  --shadow-lg:    0 8px 24px rgba(12, 12, 12, 0.12);
  --shadow-xl:    0 16px 48px rgba(12, 12, 12, 0.16);

  /* ---- Transitions ---- */
  --ease-default: cubic-bezier(0.4, 0, 0.2, 1);
  --duration-fast:   150ms;
  --duration-normal: 250ms;
  --duration-slow:   400ms;
}

/* ==========================================================================
   Base Reset & Defaults
   ========================================================================== */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-body);
  font-weight: var(--weight-regular);
  line-height: var(--leading-normal);
  color: var(--carbon-900);
  background-color: var(--white);
}

/* ---- Typography ---- */

h1, h2, h3, .display {
  font-family: var(--font-display);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-wide);
  color: var(--carbon-950);
}

h4, h5, h6 {
  font-family: var(--font-body);
  line-height: var(--leading-snug);
  color: var(--carbon-900);
}

.display {
  font-size: var(--text-display);
  font-weight: var(--weight-light);
}

h1 { font-size: var(--text-h1); font-weight: var(--weight-regular); }
h2 { font-size: var(--text-h2); font-weight: var(--weight-medium); }
h3 { font-size: var(--text-h3); font-weight: var(--weight-medium); }
h4 { font-size: var(--text-h4); font-weight: var(--weight-semibold); }

p {
  margin-bottom: var(--space-4);
  color: var(--carbon-600);
}

.text-small  { font-size: var(--text-small); }
.text-caption { font-size: var(--text-caption); color: var(--carbon-400); }
.text-label  {
  font-size: var(--text-label);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--carbon-400);
}

a {
  color: var(--carbon-900);
  text-decoration: none;
  border-bottom: 1px solid var(--carbon-200);
  transition: border-color var(--duration-fast) var(--ease-default);
}
a:hover {
  border-color: var(--carbon-900);
}

/* ---- Container ---- */

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

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

/* ---- Grid ---- */

.grid {
  display: grid;
  gap: var(--gutter);
}

.grid--2  { grid-template-columns: repeat(2, 1fr); }
.grid--3  { grid-template-columns: repeat(3, 1fr); }
.grid--4  { grid-template-columns: repeat(4, 1fr); }
.grid--12 { grid-template-columns: repeat(12, 1fr); }

@media (max-width: 768px) {
  .grid--2, .grid--3, .grid--4 {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 769px) and (max-width: 1024px) {
  .grid--3, .grid--4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ---- Section ---- */

.section {
  padding: var(--section-gap) 0;
}

.section--dark {
  background-color: var(--carbon-950);
  color: var(--white);
}

.section--dark h1,
.section--dark h2,
.section--dark h3,
.section--dark .display {
  color: var(--white);
}

.section--dark p {
  color: var(--carbon-300);
}

.section--muted {
  background-color: var(--carbon-50);
}

/* ---- Divider ---- */

.divider {
  border: none;
  border-top: var(--border-thin);
  margin: var(--space-8) 0;
}

.divider--accent {
  border-top-color: var(--accent);
  width: 48px;
  margin: var(--space-6) 0;
}

/* ---- Buttons ---- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-8);
  font-family: var(--font-body);
  font-size: var(--text-small);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  text-decoration: none;
  border: none;
  border-bottom: none;
  cursor: pointer;
  transition: all var(--duration-normal) var(--ease-default);
}

.btn--primary {
  background-color: var(--carbon-950);
  color: var(--white);
}
.btn--primary:hover {
  background-color: var(--carbon-800);
}

.btn--accent {
  background-color: var(--accent);
  color: var(--carbon-950);
}
.btn--accent:hover {
  background-color: var(--accent-hover);
}

.btn--outline {
  background: transparent;
  color: var(--carbon-900);
  border: 1px solid var(--carbon-900);
}
.btn--outline:hover {
  background-color: var(--carbon-950);
  color: var(--white);
}

.btn--ghost {
  background: transparent;
  color: var(--carbon-600);
}
.btn--ghost:hover {
  color: var(--carbon-900);
}

.btn--disabled,
.btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  pointer-events: none;
}

.btn--sm { padding: var(--space-2) var(--space-4); font-size: var(--text-caption); }
.btn--lg { padding: var(--space-4) var(--space-12); font-size: var(--text-body); }

/* ---- Cards ---- */

.card {
  background: var(--white);
  border: var(--border-thin);
  padding: var(--space-6);
  transition: box-shadow var(--duration-normal) var(--ease-default);
}

.card:hover {
  box-shadow: var(--shadow-md);
}

.card--dark {
  background: var(--carbon-900);
  border-color: var(--carbon-700);
  color: var(--white);
}

.card--dark p { color: var(--carbon-300); }

.card__image {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  background-color: var(--carbon-100);
  margin-bottom: var(--space-4);
}

.card__label {
  font-size: var(--text-label);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--carbon-400);
  margin-bottom: var(--space-2);
}

.card__title {
  font-family: var(--font-display);
  font-size: var(--text-h3);
  font-weight: var(--weight-medium);
  color: var(--carbon-950);
  margin-bottom: var(--space-2);
}

.card__text {
  color: var(--carbon-500);
  font-size: var(--text-small);
  line-height: var(--leading-relaxed);
}

/* ---- Stat Card ---- */

.stat {
  padding: var(--space-6);
  border: var(--border-thin);
}

.stat__value {
  font-family: var(--font-display);
  font-size: var(--text-h1);
  font-weight: var(--weight-light);
  color: var(--carbon-950);
  line-height: 1;
  margin-bottom: var(--space-1);
}

.stat__label {
  font-size: var(--text-label);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--carbon-400);
}

/* ---- Navigation ---- */

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) 0;
  border-bottom: var(--border-thin);
}

.nav__brand {
  font-family: var(--font-display);
  font-size: var(--text-h3);
  font-weight: var(--weight-medium);
  color: var(--carbon-950);
  text-decoration: none;
  border: none;
  letter-spacing: var(--tracking-wide);
}

.nav__logo {
  height: 88px;
  width: auto;
}

.nav__links {
  display: flex;
  gap: var(--space-8);
  list-style: none;
}

.nav__link {
  font-size: var(--text-small);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--carbon-500);
  text-decoration: none;
  border: none;
  transition: color var(--duration-fast) var(--ease-default);
}

.nav__link:hover,
.nav__link--active {
  color: var(--carbon-950);
}

/* ---- Forms ---- */

.form-group {
  margin-bottom: var(--space-6);
}

.form-label {
  display: block;
  font-size: var(--text-label);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--carbon-500);
  margin-bottom: var(--space-2);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-family: var(--font-body);
  font-size: var(--text-body);
  color: var(--carbon-900);
  background: var(--white);
  border: 1px solid var(--carbon-200);
  transition: border-color var(--duration-fast) var(--ease-default);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--carbon-900);
}

.form-input::placeholder {
  color: var(--carbon-300);
}

.form-textarea {
  min-height: 120px;
  resize: vertical;
}

/* ---- Badges ---- */

.badge {
  display: inline-block;
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-label);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
}

.badge--default { background: var(--carbon-100); color: var(--carbon-600); }
.badge--dark    { background: var(--carbon-900); color: var(--white); }
.badge--accent  { background: var(--accent-light); color: var(--accent-hover); }
.badge--success { background: #E8F0E8; color: var(--success); }
.badge--error   { background: #F0E8E8; color: var(--error); }

/* ---- Tables ---- */

.table {
  width: 100%;
  border-collapse: collapse;
}

.table th {
  text-align: left;
  font-size: var(--text-label);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--carbon-400);
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--carbon-200);
}

.table td {
  padding: var(--space-4);
  border-bottom: 1px solid var(--carbon-100);
  font-size: var(--text-small);
  color: var(--carbon-700);
}

.table tr:hover td {
  background-color: var(--carbon-50);
}

/* ---- Hero ---- */

.hero {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 80vh;
  background-color: var(--carbon-950);
  color: var(--white);
  text-align: center;
  overflow: hidden;
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  padding: var(--space-8);
}

.hero__title {
  font-family: var(--font-display);
  font-size: var(--text-display);
  font-weight: var(--weight-light);
  color: var(--white);
  line-height: var(--leading-tight);
  margin-bottom: var(--space-6);
}

.hero__subtitle {
  font-size: var(--text-h4);
  font-weight: var(--weight-light);
  color: var(--carbon-300);
  margin-bottom: var(--space-8);
  line-height: var(--leading-relaxed);
}

/* ---- Footer ---- */

.footer {
  background-color: var(--carbon-950);
  color: var(--carbon-400);
  padding: var(--space-16) 0 var(--space-8);
}

.footer h4 {
  color: var(--white);
  font-family: var(--font-display);
  font-weight: var(--weight-medium);
  margin-bottom: var(--space-4);
}

.footer a {
  color: var(--carbon-400);
  border: none;
  font-size: var(--text-small);
  transition: color var(--duration-fast) var(--ease-default);
}

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

.footer__bottom {
  margin-top: var(--space-12);
  padding-top: var(--space-6);
  border-top: 1px solid var(--carbon-800);
  font-size: var(--text-caption);
  color: var(--carbon-600);
}

/* ---- Modal ---- */

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(12, 12, 12, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
}

.modal {
  background: var(--white);
  width: 100%;
  max-width: 560px;
  padding: var(--space-8);
  box-shadow: var(--shadow-xl);
  position: relative;
}

.modal__close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  background: none;
  border: none;
  font-size: var(--text-h3);
  color: var(--carbon-400);
  cursor: pointer;
}

/* ---- Utilities ---- */

.text-center { text-align: center; }
.text-right  { text-align: right; }
.text-accent { color: var(--accent); }

.mt-1  { margin-top: var(--space-1); }
.mt-2  { margin-top: var(--space-2); }
.mt-4  { margin-top: var(--space-4); }
.mt-6  { margin-top: var(--space-6); }
.mt-8  { margin-top: var(--space-8); }
.mt-12 { margin-top: var(--space-12); }
.mt-16 { margin-top: var(--space-16); }

.mb-1  { margin-bottom: var(--space-1); }
.mb-2  { margin-bottom: var(--space-2); }
.mb-4  { margin-bottom: var(--space-4); }
.mb-6  { margin-bottom: var(--space-6); }
.mb-8  { margin-bottom: var(--space-8); }
.mb-12 { margin-bottom: var(--space-12); }

.flex       { display: flex; }
.flex-col   { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: var(--space-2); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ==========================================================================
   AfroCarbon — Geometric Patterns
   CSS-only patterns inspired by Adinkra symbols, Ankara prints, and
   Kente weaving. Apply as background decoration to sections and cards.
   ========================================================================== */

/* Pattern: Kente Weave — horizontal interlocking bands */
.pattern-kente {
  background-image:
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 11px,
      var(--carbon-200) 11px,
      var(--carbon-200) 12px
    ),
    repeating-linear-gradient(
      90deg,
      transparent,
      transparent 23px,
      var(--carbon-200) 23px,
      var(--carbon-200) 24px
    );
}

.pattern-kente--dark {
  background-image:
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 11px,
      var(--carbon-800) 11px,
      var(--carbon-800) 12px
    ),
    repeating-linear-gradient(
      90deg,
      transparent,
      transparent 23px,
      var(--carbon-800) 23px,
      var(--carbon-800) 24px
    );
}

/* Pattern: Adinkra Dots — evenly spaced circles (stamped cloth feel) */
.pattern-adinkra {
  background-image: radial-gradient(
    circle,
    var(--carbon-200) 1px,
    transparent 1px
  );
  background-size: 24px 24px;
}

.pattern-adinkra--dark {
  background-image: radial-gradient(
    circle,
    var(--carbon-800) 1px,
    transparent 1px
  );
  background-size: 24px 24px;
}

.pattern-adinkra--accent {
  background-image: radial-gradient(
    circle,
    var(--kente-gold) 1px,
    transparent 1px
  );
  background-size: 24px 24px;
  opacity: 0.15;
}

/* Pattern: Ankara Diagonal — bold diagonal stripes */
.pattern-ankara {
  background-image: repeating-linear-gradient(
    45deg,
    transparent,
    transparent 10px,
    var(--carbon-100) 10px,
    var(--carbon-100) 11px
  );
}

.pattern-ankara--dark {
  background-image: repeating-linear-gradient(
    45deg,
    transparent,
    transparent 10px,
    var(--carbon-800) 10px,
    var(--carbon-800) 11px
  );
}

/* Pattern: Aso-Oke Crosshatch — woven textile grid */
.pattern-aso-oke {
  background-image:
    repeating-linear-gradient(
      45deg,
      transparent,
      transparent 7px,
      var(--carbon-200) 7px,
      var(--carbon-200) 8px
    ),
    repeating-linear-gradient(
      -45deg,
      transparent,
      transparent 7px,
      var(--carbon-200) 7px,
      var(--carbon-200) 8px
    );
}

.pattern-aso-oke--dark {
  background-image:
    repeating-linear-gradient(
      45deg,
      transparent,
      transparent 7px,
      var(--carbon-800) 7px,
      var(--carbon-800) 8px
    ),
    repeating-linear-gradient(
      -45deg,
      transparent,
      transparent 7px,
      var(--carbon-800) 7px,
      var(--carbon-800) 8px
    );
}

/* Pattern: Adire Circles — concentric ring motif from Yoruba resist-dye */
.pattern-adire {
  background-image:
    radial-gradient(circle at 50% 50%, transparent 8px, var(--carbon-200) 8px, var(--carbon-200) 9px, transparent 9px),
    radial-gradient(circle at 50% 50%, transparent 16px, var(--carbon-200) 16px, var(--carbon-200) 17px, transparent 17px);
  background-size: 48px 48px;
}

.pattern-adire--dark {
  background-image:
    radial-gradient(circle at 50% 50%, transparent 8px, var(--carbon-800) 8px, var(--carbon-800) 9px, transparent 9px),
    radial-gradient(circle at 50% 50%, transparent 16px, var(--carbon-800) 16px, var(--carbon-800) 17px, transparent 17px);
  background-size: 48px 48px;
}

/* ==========================================================================
   AfroCarbon — Extended Section Variants
   ========================================================================== */

/* Indigo section — Yoruba adire-inspired */
.section--indigo {
  background-color: var(--adire-indigo);
  color: var(--white);
}

.section--indigo h1,
.section--indigo h2,
.section--indigo h3,
.section--indigo .display {
  color: var(--white);
}

.section--indigo p {
  color: var(--adire-indigo-light);
}

/* Warm section — Aso-Oke bronze tint */
.section--warm {
  background-color: var(--aso-oke-bronze-light);
}

/* ==========================================================================
   AfroCarbon — Extended Badge Variants
   ========================================================================== */

.badge--indigo  { background: var(--adire-indigo-light); color: var(--adire-indigo); }
.badge--bronze  { background: var(--aso-oke-bronze-light); color: var(--aso-oke-bronze); }
.badge--coral   { background: #FAEAE6; color: var(--ankara-coral); }

/* ==========================================================================
   AfroCarbon — Animation Utilities
   Subtle, purposeful entrance animations. Durations match the token system.
   All animations respect prefers-reduced-motion.
   ========================================================================== */

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50%      { transform: scale(1.15); opacity: 0.8; }
}

@keyframes countUp {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes barGrow {
  from { transform: scaleY(0); }
  to   { transform: scaleY(1); }
}

@keyframes shimmer {
  0%   { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

/* Utility classes */
.animate-fade-in-up {
  animation: fadeInUp var(--duration-slow) var(--ease-default) both;
  animation-delay: var(--delay, 0ms);
}

.animate-fade-in {
  animation: fadeIn var(--duration-slow) var(--ease-default) both;
  animation-delay: var(--delay, 0ms);
}

.animate-slide-down {
  animation: slideDown var(--duration-normal) var(--ease-default) both;
  animation-delay: var(--delay, 0ms);
}

.animate-pulse {
  animation: pulse 2s var(--ease-default) infinite;
}

/* Scroll-triggered animation (add .visible via JS IntersectionObserver) */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(20px);
  transition:
    opacity var(--duration-slow) var(--ease-default),
    transform var(--duration-slow) var(--ease-default);
  transition-delay: var(--delay, 0ms);
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Respect reduced motion preferences */
@media (prefers-reduced-motion: reduce) {
  .animate-fade-in-up,
  .animate-fade-in,
  .animate-slide-down,
  .animate-pulse {
    animation: none;
  }
  .animate-on-scroll {
    opacity: 1;
    transform: none;
    transition: none;
  }
}