/* ============================================================
   古文词典 Landing Page — Design System & Styles
   Theme: "古意新韵" — Traditional aesthetics meets modern interaction
   ============================================================ */

/* --- Design Tokens (CSS Custom Properties) --- */
:root {
  /* Colors - Light Mode (宣纸色系) */
  --color-bg: #FBF8F1;
  --color-bg-alt: #F5F1E8;
  --color-bg-card: #FFFFFF;
  --color-surface: #FFFFFF;
  --color-text: #2C2C2C;
  --color-text-secondary: #5A5247;
  --color-text-muted: #8B7E6A;
  --color-accent: #C14443;
  --color-accent-hover: #A33A39;
  --color-accent-soft: rgba(193, 68, 67, 0.08);
  --color-green: #3B6B4F;
  --color-green-soft: rgba(59, 107, 79, 0.08);
  --color-brown: #8B7E6A;
  --color-divider: #E8E0D0;
  --color-border: #E0D8C8;

  /* Typography */
  --font-display: 'ZCOOL XiaoWei', 'Noto Serif SC', serif;
  --font-heading: 'Noto Serif SC', 'SimSun', serif;
  --font-body: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Hiragino Sans GB',
    'Microsoft YaHei', 'Helvetica Neue', Helvetica, Arial, sans-serif;

  /* Spacing Scale (8px base) */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --space-3xl: 64px;
  --space-4xl: 96px;
  --space-5xl: 128px;

  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(44, 44, 44, 0.04);
  --shadow-md: 0 4px 16px rgba(44, 44, 44, 0.06);
  --shadow-lg: 0 8px 32px rgba(44, 44, 44, 0.08);
  --shadow-xl: 0 16px 48px rgba(44, 44, 44, 0.10);

  /* Transitions */
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --duration-fast: 150ms;
  --duration-normal: 300ms;
  --duration-slow: 500ms;

  /* Layout */
  --container-max: 1120px;
  --nav-height: 64px;
}

/* Dark Mode Tokens */
@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: #1A1814;
    --color-bg-alt: #231F1A;
    --color-bg-card: #252119;
    --color-surface: #2A2620;
    --color-text: #EDE8DF;
    --color-text-secondary: #B8AE9D;
    --color-text-muted: #7A7060;
    --color-accent: #D65C5B;
    --color-accent-hover: #E87473;
    --color-accent-soft: rgba(214, 92, 91, 0.12);
    --color-green: #5A9B72;
    --color-green-soft: rgba(90, 155, 114, 0.10);
    --color-brown: #9A8E7A;
    --color-divider: #3A352D;
    --color-border: #3D3830;

    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.20);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.30);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.35);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.40);
  }
}

/* --- Reset & Base --- */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  scroll-padding-top: var(--nav-height);
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

img,
svg {
  display: block;
  max-width: 100%;
}

ul {
  list-style: none;
}

button {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
  cursor: pointer;
}

/* --- Container --- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

@media (min-width: 768px) {
  .container {
    padding: 0 var(--space-2xl);
  }
}

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  background-color: var(--color-bg);
  border-bottom: 1px solid transparent;
  transition: background-color var(--duration-normal) var(--ease-out),
              border-color var(--duration-normal) var(--ease-out),
              box-shadow var(--duration-normal) var(--ease-out);
}

.nav--scrolled {
  background-color: var(--color-bg);
  border-bottom-color: var(--color-divider);
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.nav__logo {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--color-text);
  transition: color var(--duration-fast) var(--ease-out);
}

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

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

.nav__link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: color var(--duration-fast) var(--ease-out);
  position: relative;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 2px;
  background-color: var(--color-accent);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--duration-normal) var(--ease-out);
}

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

.nav__link:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav__link--cta {
  color: var(--color-accent);
  font-weight: 600;
}

.nav__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 28px;
  height: 28px;
  padding: 2px;
}

.nav__toggle-bar {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--color-text);
  border-radius: 1px;
  transition: transform var(--duration-normal) var(--ease-out),
              opacity var(--duration-fast) var(--ease-out);
}

.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(2) {
  opacity: 0;
}

.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

@media (max-width: 767px) {
  .nav__toggle {
    display: flex;
  }

  .nav__links {
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    bottom: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background-color: var(--color-bg);
    padding: var(--space-xl) var(--space-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: opacity var(--duration-normal) var(--ease-out),
                visibility var(--duration-normal) var(--ease-out),
                transform var(--duration-normal) var(--ease-out);
  }

  .nav__links--open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .nav__link {
    font-size: 1.1rem;
    padding: var(--space-md) 0;
    border-bottom: 1px solid var(--color-divider);
  }

  .nav__link::after {
    display: none;
  }

  .nav__link--cta {
    order: -1;
    text-align: center;
    padding: var(--space-lg);
    border-bottom: none;
    background-color: var(--color-accent);
    color: #fff !important;
    border-radius: var(--radius-md);
    margin-bottom: var(--space-lg);
  }
}

/* --- Hero Section --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: calc(var(--nav-height) + var(--space-3xl)) var(--space-lg) var(--space-3xl);
}

.hero__bg-pattern {
  position: absolute;
  inset: 0;
  opacity: 0.03;
  background-image:
    repeating-linear-gradient(
      45deg,
      transparent,
      transparent 60px,
      var(--color-text) 60px,
      var(--color-text) 61px
    ),
    repeating-linear-gradient(
      -45deg,
      transparent,
      transparent 60px,
      var(--color-text) 60px,
      var(--color-text) 61px
    );
  pointer-events: none;
}

.hero__ink-wash {
  position: absolute;
  top: -20%;
  right: -15%;
  width: 70vw;
  height: 70vw;
  max-width: 700px;
  max-height: 700px;
  border-radius: 50%;
  background: radial-gradient(
    ellipse at center,
    var(--color-accent-soft) 0%,
    transparent 70%
  );
  pointer-events: none;
  animation: inkFloat 12s ease-in-out infinite alternate;
}

@keyframes inkFloat {
  0% { transform: translate(0, 0) scale(1); opacity: 0.6; }
  100% { transform: translate(-30px, 20px) scale(1.1); opacity: 0.8; }
}

.hero__content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 680px;
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 10vw, 5.5rem);
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: 0.08em;
  color: var(--color-text);
  margin-bottom: var(--space-md);
  animation: fadeSlideUp 0.8s var(--ease-out) both;
}

.hero__tagline {
  font-family: var(--font-heading);
  font-size: clamp(1.25rem, 3.5vw, 1.75rem);
  font-weight: 400;
  color: var(--color-accent);
  letter-spacing: 0.15em;
  margin-bottom: var(--space-lg);
  animation: fadeSlideUp 0.8s var(--ease-out) 0.15s both;
}

.hero__subtitle {
  font-size: clamp(0.95rem, 2vw, 1.1rem);
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: var(--space-2xl);
  animation: fadeSlideUp 0.8s var(--ease-out) 0.3s both;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  justify-content: center;
  animation: fadeSlideUp 0.8s var(--ease-out) 0.45s both;
}

.hero__scroll-hint {
  position: absolute;
  bottom: var(--space-2xl);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  animation: fadeIn 1s var(--ease-out) 0.8s both;
}

.hero__scroll-line {
  display: block;
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, var(--color-text-muted), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; transform: scaleY(0.8); transform-origin: top; }
  50% { opacity: 1; transform: scaleY(1); transform-origin: top; }
}

@keyframes fadeSlideUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

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

@media (max-width: 767px) {
  .hero {
    padding-top: calc(var(--nav-height) + var(--space-2xl));
    padding-bottom: var(--space-2xl);
  }

  .hero__ink-wash {
    width: 90vw;
    height: 90vw;
    top: -10%;
    right: -20%;
  }

  .hero__scroll-hint {
    bottom: var(--space-lg);
  }
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1;
  padding: 14px 28px;
  border-radius: var(--radius-md);
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: all var(--duration-normal) var(--ease-out);
  white-space: nowrap;
  text-decoration: none;
  position: relative;
  overflow: hidden;
}

.btn__icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.btn__size {
  font-size: 0.75rem;
  font-weight: 500;
  opacity: 0.7;
  padding-left: var(--space-xs);
  border-left: 1px solid currentColor;
  margin-left: 2px;
}

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

.btn--primary:hover {
  background-color: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md), 0 4px 16px rgba(193, 68, 67, 0.25);
}

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

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

.btn--ghost:hover {
  color: var(--color-text);
  border-color: var(--color-text-muted);
  background-color: var(--color-bg-alt);
  transform: translateY(-1px);
}

.btn--lg {
  padding: 16px 32px;
  font-size: 1rem;
}

.btn--xl {
  padding: 18px 40px;
  font-size: 1.05rem;
  border-radius: var(--radius-lg);
}

/* --- Section Base --- */
.section {
  padding: var(--space-4xl) 0;
  position: relative;
}

.section__header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.section__label {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-md);
  position: relative;
}

.section__label::before,
.section__label::after {
  content: '';
  position: absolute;
  top: 50%;
  width: 24px;
  height: 1px;
  background-color: var(--color-accent);
  opacity: 0.4;
}

.section__label::before {
  right: calc(100% + 12px);
}

.section__label::after {
  left: calc(100% + 12px);
}

.section__title {
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 5vw, 2.5rem);
  font-weight: 700;
  line-height: 1.3;
  color: var(--color-text);
  margin-bottom: var(--space-md);
}

.section__desc {
  font-size: 1.05rem;
  color: var(--color-text-secondary);
  max-width: 520px;
  margin: 0 auto;
  line-height: 1.8;
}

@media (max-width: 767px) {
  .section {
    padding: var(--space-3xl) 0;
  }

  .section__header {
    margin-bottom: var(--space-2xl);
  }

  .section__label::before,
  .section__label::after {
    display: none;
  }
}

/* --- Features Grid --- */
.features {
  background-color: var(--color-bg-alt);
}

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

@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 {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  transition: transform var(--duration-normal) var(--ease-out),
              box-shadow var(--duration-normal) var(--ease-out),
              border-color var(--duration-normal) var(--ease-out);
  opacity: 0;
  transform: translateY(24px);
}

.feature-card[data-animate].animate-visible {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.6s var(--ease-out),
              transform 0.6s var(--ease-out),
              box-shadow var(--duration-normal) var(--ease-out),
              border-color var(--duration-normal) var(--ease-out);
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-accent);
}

.feature-card__icon {
  width: 48px;
  height: 48px;
  color: var(--color-accent);
  margin-bottom: var(--space-lg);
  transition: color var(--duration-fast) var(--ease-out);
}

.feature-card:hover .feature-card__icon {
  color: var(--color-accent-hover);
}

.feature-card__icon svg {
  width: 100%;
  height: 100%;
}

.feature-card__title {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-sm);
}

.feature-card__desc {
  font-size: 0.92rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
}

/* Staggered animation delays for feature cards */
.feature-card:nth-child(1) { transition-delay: 0ms; }
.feature-card:nth-child(2) { transition-delay: 80ms; }
.feature-card:nth-child(3) { transition-delay: 160ms; }
.feature-card:nth-child(4) { transition-delay: 240ms; }
.feature-card:nth-child(5) { transition-delay: 320ms; }

.feature-card:nth-child(1).animate-visible { transition-delay: 0ms; }
.feature-card:nth-child(2).animate-visible { transition-delay: 100ms; }
.feature-card:nth-child(3).animate-visible { transition-delay: 200ms; }
.feature-card:nth-child(4).animate-visible { transition-delay: 300ms; }
.feature-card:nth-child(5).animate-visible { transition-delay: 400ms; }

/* --- Data Section --- */
.data-section {
  background-color: var(--color-bg);
}

.data-stats {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--space-xl);
  padding: var(--space-2xl) 0;
}

.data-stat {
  text-align: center;
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out);
}

.data-stat.animate-visible {
  opacity: 1;
  transform: translateY(0);
}

.data-stat:nth-child(1).animate-visible { transition-delay: 0ms; }
.data-stat:nth-child(3).animate-visible { transition-delay: 150ms; }
.data-stat:nth-child(5).animate-visible { transition-delay: 300ms; }

.data-stat__number {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(2rem, 6vw, 3.2rem);
  font-weight: 400;
  color: var(--color-accent);
  line-height: 1.2;
  letter-spacing: 0.02em;
}

.data-stat__label {
  display: block;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-top: var(--space-xs);
  letter-spacing: 0.05em;
}

.data-stat__divider {
  width: 1px;
  height: 48px;
  background-color: var(--color-divider);
  flex-shrink: 0;
}

.data-source {
  text-align: center;
  margin-top: var(--space-2xl);
  padding-top: var(--space-2xl);
  border-top: 1px solid var(--color-divider);
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s var(--ease-out) 400ms, transform 0.6s var(--ease-out) 400ms;
}

.data-source.animate-visible {
  opacity: 1;
  transform: translateY(0);
}

.data-source__text {
  font-size: 0.92rem;
  color: var(--color-text-muted);
}

.data-source__link {
  color: var(--color-green);
  text-decoration: underline;
  text-decoration-color: var(--color-green);
  text-underline-offset: 3px;
  transition: color var(--duration-fast) var(--ease-out);
}

.data-source__link:hover {
  color: var(--color-accent);
  text-decoration-color: var(--color-accent);
}

@media (max-width: 639px) {
  .data-stats {
    flex-direction: column;
    gap: var(--space-lg);
  }

  .data-stat__divider {
    width: 64px;
    height: 1px;
  }
}

/* --- Privacy Section --- */
.privacy {
  background-color: var(--color-bg-alt);
}

.privacy__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  max-width: 800px;
  margin: 0 auto;
}

@media (min-width: 640px) {
  .privacy__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.privacy-item {
  text-align: center;
  padding: var(--space-xl);
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out);
}

.privacy-item.animate-visible {
  opacity: 1;
  transform: translateY(0);
}

.privacy-item:nth-child(1).animate-visible { transition-delay: 0ms; }
.privacy-item:nth-child(2).animate-visible { transition-delay: 120ms; }
.privacy-item:nth-child(3).animate-visible { transition-delay: 240ms; }

.privacy-item__icon {
  width: 48px;
  height: 48px;
  margin: 0 auto var(--space-lg);
  color: var(--color-green);
}

.privacy-item__icon svg {
  width: 100%;
  height: 100%;
}

.privacy-item__title {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-sm);
}

.privacy-item__desc {
  font-size: 0.88rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

/* --- Download Section --- */
.download {
  background-color: var(--color-bg);
}

.download__card {
  position: relative;
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-3xl) var(--space-2xl);
  text-align: center;
  overflow: hidden;
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out);
}

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

.download__card-bg {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(
    90deg,
    var(--color-accent) 0%,
    var(--color-green) 50%,
    var(--color-accent) 100%
  );
}

.download__card-content {
  position: relative;
  z-index: 1;
}

.download__title {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-md);
}

.download__desc {
  font-size: 1rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-2xl);
}

.download__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  justify-content: center;
  margin-bottom: var(--space-lg);
}

.download__note {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

/* --- Footer --- */
.footer {
  background-color: var(--color-bg-alt);
  border-top: 1px solid var(--color-divider);
  padding: var(--space-2xl) 0;
}

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

.footer__brand {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.footer__logo {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-text);
}

.footer__tagline {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  letter-spacing: 0.06em;
}

.footer__links {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.footer__link {
  color: var(--color-text-secondary);
  transition: color var(--duration-fast) var(--ease-out);
}

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

.footer__divider {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background-color: var(--color-divider);
}

.footer__copyright {
  white-space: nowrap;
}

/* --- Scroll Animation Utility --- */
[data-animate] {
  will-change: opacity, transform;
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  html {
    scroll-behavior: auto;
  }

  [data-animate] {
    opacity: 1 !important;
    transform: none !important;
  }

  .hero__ink-wash {
    animation: none;
  }

  .hero__scroll-line {
    animation: none;
  }
}