/* ==========================================================================
   顶胜体育赛事 · 共享站点样式 /assets/site.css
   夜场灯光 + 数据脉冲的科技运动感外壳
   ========================================================================== */

/* ---------- Reset ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body,
h1, h2, h3, h4, h5, h6,
p, figure, blockquote, dl, dd, ul, ol { margin: 0; }

ul, ol { padding: 0; list-style: none; }

img, svg, video, canvas {
  display: block;
  max-width: 100%;
  height: auto;
}

button, input, select, textarea {
  font: inherit;
  color: inherit;
}

button {
  background: none;
  border: 0;
  cursor: pointer;
}

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

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

[hidden] { display: none !important; }

/* ---------- 变量 ---------- */
:root {
  --ds-night: #05070F;
  --ds-indigo: #0E1633;
  --ds-indigo-lift: #16224D;
  --ds-ice: #E8EDF7;
  --ds-mist: #8E9BB8;
  --ds-cyan: #24E0E0;
  --ds-cyan-soft: rgba(36, 224, 224, 0.12);
  --ds-cyan-press: #0B7F86;
  --ds-signal: #FF5A1F;
  --ds-amber: #FFC24B;
  --ds-quiet: #2A3A6B;

  --ds-line: rgba(142, 155, 184, 0.20);
  --ds-line-strong: rgba(142, 155, 184, 0.40);
  --ds-glass: rgba(22, 34, 77, 0.56);

  --ds-font-display: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei",
    "Source Han Sans SC", "Noto Sans CJK SC", system-ui, -apple-system, sans-serif;
  --ds-font-body: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei",
    "Source Han Sans SC", "Noto Sans CJK SC", system-ui, -apple-system, sans-serif;
  --ds-font-mono: ui-monospace, "SF Mono", "JetBrains Mono", "Cascadia Mono",
    Menlo, Consolas, "Liberation Mono", monospace;

  --ds-max: 1280px;
  --ds-gutter: clamp(1.1rem, 4vw, 3rem);
  --ds-ease: cubic-bezier(0.2, 0.7, 0.3, 1);
}

/* ---------- 基础排版 ---------- */
body {
  min-height: 100vh;
  background-color: var(--ds-night);
  background-image:
    radial-gradient(1100px 620px at 86% -12%, rgba(36, 224, 224, 0.10), transparent 62%),
    radial-gradient(820px 540px at -8% 6%, rgba(22, 34, 77, 0.60), transparent 68%);
  background-repeat: no-repeat;
  background-attachment: fixed;
  color: var(--ds-ice);
  font-family: var(--ds-font-body);
  font-size: clamp(1rem, 0.96rem + 0.2vw, 1.09rem);
  font-weight: 450;
  line-height: 1.85;
  letter-spacing: 0.01em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.ds-num {
  font-family: var(--ds-font-mono);
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum" 1;
  letter-spacing: 0;
}

:focus-visible {
  outline: 2px solid var(--ds-cyan);
  outline-offset: 3px;
  border-radius: 2px;
}

/* ---------- 容器与骨架 ---------- */
.ds-container {
  width: 100%;
  max-width: var(--ds-max);
  margin-inline: auto;
  padding-inline: var(--ds-gutter);
}

.ds-section { padding-block: clamp(2.6rem, 7vw, 5rem); }

.ds-grid {
  display: grid;
  gap: clamp(1.1rem, 3vw, 2rem);
}

.ds-grid--split { grid-template-columns: minmax(0, 320px) minmax(0, 1fr); }
.ds-grid--cards { grid-template-columns: repeat(auto-fill, minmax(min(100%, 262px), 1fr)); }
.ds-grid--2 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr)); }

.ds-rail {
  position: sticky;
  top: 1.6rem;
  align-self: start;
}

/* ---------- 文字组件 ---------- */
.ds-eyebrow {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--ds-font-mono);
  font-size: 0.76rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ds-mist);
}

.ds-eyebrow::after {
  content: "";
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--ds-line-strong), transparent);
}

.ds-display {
  font-family: var(--ds-font-display);
  font-weight: 800;
  font-size: clamp(2.6rem, 8vw, 7rem);
  line-height: 1.02;
  letter-spacing: -0.02em;
  color: var(--ds-ice);
}

.ds-section-title {
  font-family: var(--ds-font-display);
  font-weight: 750;
  font-size: clamp(1.6rem, 3.6vw, 2.4rem);
  line-height: 1.2;
  letter-spacing: -0.015em;
  color: var(--ds-ice);
}

.ds-lede {
  max-width: 34em;
  font-size: clamp(1.04rem, 1.5vw, 1.24rem);
  line-height: 1.78;
  color: var(--ds-mist);
}

.ds-prose {
  max-width: 34em;
  line-height: 1.85;
  color: var(--ds-ice);
}

.ds-prose p + p { margin-top: 1.1em; }

.ds-rule {
  height: 1px;
  border: 0;
  background: linear-gradient(90deg, var(--ds-line-strong), transparent);
}

.ds-index {
  display: inline-block;
  font-family: var(--ds-font-mono);
  font-size: clamp(1.5rem, 3.6vw, 2.4rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: rgba(36, 224, 224, 0.9);
}

/* ---------- 按钮 ---------- */
.ds-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.72rem 1.25rem;
  border: 1px solid transparent;
  border-radius: 2px;
  font-size: 0.88rem;
  font-weight: 650;
  letter-spacing: 0.06em;
  line-height: 1.2;
  white-space: nowrap;
  transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.ds-btn--primary {
  background: var(--ds-cyan);
  color: #04141A;
}

.ds-btn--primary:hover { background: #5FF0F0; }

.ds-btn--primary:active {
  background: var(--ds-cyan-press);
  color: #EAFBFF;
}

.ds-btn--ghost {
  border-color: var(--ds-line-strong);
  color: var(--ds-ice);
}

.ds-btn--ghost:hover {
  border-color: var(--ds-cyan);
  color: var(--ds-cyan);
}

/* ---------- 标签与角标 ---------- */
.ds-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.2rem 0.6rem;
  border: 1px solid rgba(36, 224, 224, 0.35);
  border-radius: 2px;
  background: rgba(36, 224, 224, 0.07);
  font-family: var(--ds-font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ds-cyan);
}

.ds-chip--signal {
  border-color: rgba(255, 90, 31, 0.42);
  background: rgba(255, 90, 31, 0.09);
  color: var(--ds-signal);
}

.ds-chip--amber {
  border-color: rgba(255, 194, 75, 0.42);
  background: rgba(255, 194, 75, 0.09);
  color: var(--ds-amber);
}

/* ---------- 卡片与面板 ---------- */
.ds-card {
  position: relative;
  padding: clamp(1.1rem, 2.4vw, 1.6rem);
  background: var(--ds-indigo-lift);
  border: 1px solid var(--ds-line);
  border-radius: 2px;
  transition: border-color 0.22s ease;
}

.ds-card:hover { border-color: rgba(36, 224, 224, 0.45); }

.ds-panel {
  position: relative;
  padding: clamp(1rem, 2.4vw, 1.5rem);
  background: var(--ds-glass);
  border: 1px solid rgba(36, 224, 224, 0.18);
  border-radius: 2px;
  -webkit-backdrop-filter: blur(10px) saturate(130%);
  backdrop-filter: blur(10px) saturate(130%);
}

/* ---------- 筛选 ---------- */
.ds-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.ds-filter__btn {
  padding: 0.44rem 0.9rem;
  border: 1px solid var(--ds-line-strong);
  border-radius: 2px;
  background: transparent;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  color: var(--ds-mist);
  transition: color 0.18s ease, border-color 0.18s ease, background-color 0.18s ease;
}

.ds-filter__btn:hover {
  color: var(--ds-ice);
  border-color: var(--ds-mist);
}

.ds-filter__btn[aria-pressed="true"] {
  background: var(--ds-cyan);
  border-color: var(--ds-cyan);
  color: #04141A;
}

/* ---------- 面包屑 ---------- */
.ds-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--ds-font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ds-mist);
}

.ds-breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
}

.ds-breadcrumb li {
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.ds-breadcrumb li + li::before {
  content: "/";
  color: var(--ds-quiet);
}

.ds-breadcrumb a {
  color: var(--ds-mist);
  transition: color 0.2s ease;
}

.ds-breadcrumb a:hover { color: var(--ds-cyan); }

.ds-breadcrumb [aria-current="page"] { color: var(--ds-ice); }

/* ---------- 图片容器 ---------- */
.ds-media {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--ds-line);
  border-radius: 2px;
  aspect-ratio: 16 / 9;
  background-image:
    radial-gradient(120% 92% at 22% 0%, rgba(36, 224, 224, 0.16), transparent 58%),
    linear-gradient(155deg, var(--ds-indigo-lift) 0%, var(--ds-indigo) 46%, var(--ds-night) 100%);
}

.ds-media > img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.ds-media::after {
  content: "";
  position: absolute;
  inset: auto -20% -46% -20%;
  height: 62%;
  background: radial-gradient(58% 100% at 50% 100%, rgba(36, 224, 224, 0.20), transparent 72%);
  pointer-events: none;
}

.ds-media--wide { aspect-ratio: 21 / 9; }
.ds-media--tall { aspect-ratio: 4 / 5; }
.ds-media--square { aspect-ratio: 1 / 1; }

.ds-media__caption {
  position: absolute;
  inset: auto 0 0 0;
  z-index: 1;
  padding: 1.4rem 1rem 0.85rem;
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  color: var(--ds-ice);
  background: linear-gradient(180deg, transparent, rgba(5, 7, 15, 0.88));
}

/* ---------- 入场动效 ---------- */
html.ds-js [data-reveal] {
  opacity: 0;
  transform: translateY(12px);
}

[data-reveal].is-in {
  opacity: 1;
  transform: none;
  transition: opacity 0.6s ease, transform 0.6s var(--ds-ease);
}

@keyframes ds-fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes ds-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}

.ds-pulse { animation: ds-pulse 1.6s ease-in-out 3; }

/* ---------- 滚动进度条 ---------- */
.ds-progress {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 60;
  height: 2px;
  background: rgba(42, 58, 107, 0.35);
  pointer-events: none;
}

.ds-progress__fill {
  display: block;
  width: 100%;
  height: 100%;
  transform: scaleX(0);
  transform-origin: 0 50%;
  background: linear-gradient(90deg, var(--ds-cyan), var(--ds-signal));
  will-change: transform;
}

/* ==========================================================================
   刊头
   ========================================================================== */
.ds-masthead {
  position: relative;
  z-index: 20;
  color: var(--ds-ice);
}

.ds-skip {
  position: absolute;
  left: 50%;
  top: 0.6rem;
  z-index: 80;
  padding: 0.55rem 1rem;
  background: var(--ds-cyan);
  color: #04141A;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  border-radius: 2px;
  transform: translate(-50%, -220%);
  transition: transform 0.18s ease;
}

.ds-skip:focus { transform: translate(-50%, 0); }

/* 信号带 */
.ds-masthead__strip {
  background: var(--ds-indigo);
  border-bottom: 1px solid rgba(36, 224, 224, 0.16);
}

.ds-masthead__strip-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.9rem;
  min-height: 38px;
  padding-block: 0.35rem;
}

.ds-stamp {
  flex: 0 0 auto;
  font-family: var(--ds-font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ds-mist);
  white-space: nowrap;
}

.ds-stamp--quiet { color: rgba(142, 155, 184, 0.6); }

.ds-hint {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  min-width: 0;
  padding: 0.15rem 0.1rem;
  border-radius: 2px;
  font-size: 0.76rem;
  letter-spacing: 0.05em;
  color: var(--ds-ice);
  transition: color 0.2s ease;
}

.ds-hint__text {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ds-hint__tag {
  flex: 0 0 auto;
  padding: 0.08rem 0.38rem;
  background: var(--ds-cyan);
  color: #04141A;
  font-family: var(--ds-font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0;
  border-radius: 2px;
}

.ds-hint:hover .ds-hint__text { color: var(--ds-cyan); }

/* 刊头主标区 */
.ds-masthead__plate {
  position: relative;
  padding-block: clamp(1.8rem, 5vw, 3.4rem) clamp(1.2rem, 3vw, 2rem);
  background: linear-gradient(180deg, rgba(14, 22, 51, 0.85) 0%, rgba(5, 7, 15, 0) 78%);
}

.ds-masthead__plate-inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: end;
  gap: 1.5rem;
}

.ds-masthead__note {
  justify-self: start;
  max-width: 17ch;
  padding-left: 0.7rem;
  border-left: 2px solid var(--ds-cyan);
  font-size: 0.82rem;
  line-height: 1.65;
  letter-spacing: 0.08em;
  color: var(--ds-mist);
}

.ds-masthead__brand {
  justify-self: center;
  display: block;
  text-align: center;
}

.ds-masthead__brand-mark {
  display: block;
  font-family: var(--ds-font-display);
  font-weight: 800;
  font-size: clamp(2.1rem, 6.4vw, 4.6rem);
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--ds-ice);
  transition: color 0.25s ease, text-shadow 0.25s ease;
}

.ds-masthead__brand::after {
  content: "";
  display: block;
  width: 3.2rem;
  height: 2px;
  margin: 0.85rem auto 0;
  background: var(--ds-cyan);
}

.ds-masthead__brand:hover .ds-masthead__brand-mark {
  color: #FFFFFF;
  text-shadow: 0 0 34px rgba(36, 224, 224, 0.45);
}

.ds-masthead__cta { justify-self: end; }

/* 栏目轨道 */
.ds-masthead__bar {
  background: rgba(5, 7, 15, 0.9);
  border-top: 1px solid var(--ds-line);
  border-bottom: 1px solid var(--ds-line);
}

.ds-masthead__bar-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  padding-block: 0.55rem;
}

.ds-nav__toggle {
  display: none;
  align-items: center;
  gap: 0.6rem;
  padding: 0.55rem 0.2rem;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--ds-ice);
}

.ds-nav__toggle-bars {
  position: relative;
  display: block;
  width: 20px;
  height: 12px;
}

.ds-nav__toggle-bars::before,
.ds-nav__toggle-bars::after {
  content: "";
  position: absolute;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--ds-cyan);
  transition: transform 0.22s ease, top 0.22s ease;
}

.ds-nav__toggle-bars::before { top: 1px; }
.ds-nav__toggle-bars::after { top: 9px; }

.ds-nav__toggle[aria-expanded="true"] .ds-nav__toggle-bars::before {
  top: 5px;
  transform: rotate(45deg);
}

.ds-nav__toggle[aria-expanded="true"] .ds-nav__toggle-bars::after {
  top: 5px;
  transform: rotate(-45deg);
}

.ds-nav { display: block; }

.ds-nav__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.25rem;
}

.ds-nav__link {
  position: relative;
  display: inline-block;
  padding: 0.65rem 0.95rem;
  font-size: 0.94rem;
  font-weight: 550;
  letter-spacing: 0.04em;
  color: var(--ds-mist);
  transition: color 0.2s ease;
}

.ds-nav__link::after {
  content: "";
  position: absolute;
  left: 0.95rem;
  right: 0.95rem;
  bottom: 0.28rem;
  height: 2px;
  background: var(--ds-cyan);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.24s var(--ds-ease);
}

.ds-nav__link:hover { color: var(--ds-ice); }
.ds-nav__link:hover::after { transform: scaleX(1); }

.ds-nav__link[aria-current="page"] { color: var(--ds-ice); }
.ds-nav__link[aria-current="page"]::after { transform: scaleX(1); }

/* ==========================================================================
   页脚
   ========================================================================== */
.ds-footer {
  position: relative;
  margin-top: clamp(3rem, 8vw, 6rem);
  background: var(--ds-indigo);
  border-top: 1px solid var(--ds-line);
  color: var(--ds-ice);
}

.ds-footer::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: min(320px, 46%);
  height: 2px;
  background: linear-gradient(90deg, var(--ds-cyan), transparent);
}

.ds-footer__inner {
  padding-block: clamp(2.4rem, 6vw, 3.6rem) clamp(1.4rem, 4vw, 2rem);
}

.ds-footer__lead {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.7rem 1.5rem;
  padding-bottom: clamp(1.6rem, 4vw, 2.4rem);
  border-bottom: 1px solid var(--ds-line);
}

.ds-footer__brand {
  font-family: var(--ds-font-display);
  font-weight: 800;
  font-size: clamp(1.5rem, 3.4vw, 2.2rem);
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--ds-ice);
  transition: color 0.2s ease;
}

.ds-footer__brand:hover { color: var(--ds-cyan); }

.ds-footer__tagline {
  max-width: 46ch;
  font-size: 0.84rem;
  letter-spacing: 0.06em;
  color: var(--ds-mist);
}

.ds-footer__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: clamp(1.4rem, 4vw, 2.6rem);
  padding-block: clamp(1.8rem, 5vw, 2.8rem);
}

.ds-footer__title {
  margin-bottom: 0.85rem;
  font-family: var(--ds-font-mono);
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ds-cyan);
}

.ds-footer__list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.ds-footer__link {
  position: relative;
  display: inline-block;
  font-size: 0.93rem;
  color: var(--ds-mist);
  transition: color 0.2s ease;
}

.ds-footer__link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 100%;
  height: 1px;
  background: var(--ds-cyan);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.22s var(--ds-ease);
}

.ds-footer__link:hover { color: var(--ds-ice); }
.ds-footer__link:hover::after { transform: scaleX(1); }

.ds-footer__contact-line {
  font-size: 0.86rem;
  line-height: 1.7;
  color: var(--ds-mist);
  word-break: break-word;
}

.ds-footer__contact-line .ds-num { color: var(--ds-ice); }

.ds-footer__bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.6rem 1.6rem;
  padding-top: clamp(1.2rem, 3vw, 1.8rem);
  border-top: 1px solid var(--ds-line);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  color: var(--ds-mist);
}

.ds-footer__note { max-width: 60ch; }
.ds-footer__legal { color: rgba(142, 155, 184, 0.78); }

/* ==========================================================================
   响应式
   ========================================================================== */
@media (max-width: 1040px) {
  .ds-masthead__plate-inner { gap: 1rem; }
  .ds-masthead__note { max-width: 14ch; font-size: 0.78rem; }
}

@media (max-width: 900px) {
  .ds-grid--split { grid-template-columns: minmax(0, 1fr); }
  .ds-rail { position: static; top: auto; }

  .ds-masthead__strip-inner { justify-content: center; }
  .ds-stamp { display: none; }

  .ds-masthead__plate-inner {
    grid-template-columns: minmax(0, 1fr);
    justify-items: center;
    gap: 1.1rem;
    text-align: center;
  }

  .ds-masthead__brand { order: 1; }
  .ds-masthead__note { order: 2; }
  .ds-masthead__cta { order: 3; }

  .ds-masthead__note {
    justify-self: center;
    max-width: 24ch;
    padding-left: 0;
    padding-top: 0.7rem;
    border-left: 0;
    border-top: 2px solid var(--ds-cyan);
  }

  .ds-masthead__brand-mark { font-size: clamp(2rem, 9vw, 3.2rem); }
  .ds-masthead__cta { justify-self: center; }

  .ds-masthead__bar-inner {
    justify-content: flex-start;
    padding-block: 0.6rem 0.8rem;
  }

  .ds-nav__toggle { display: inline-flex; }

  .ds-nav {
    display: none;
    flex-basis: 100%;
    width: 100%;
    margin-top: 0.6rem;
    padding-top: 0.5rem;
    border-top: 1px solid var(--ds-line);
  }

  .ds-nav[data-open] {
    display: block;
    animation: ds-fade-in 0.18s ease both;
  }

  .ds-nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }

  .ds-nav__item { width: 100%; }

  .ds-nav__link {
    display: block;
    width: 100%;
    padding: 0.8rem 0.25rem;
    border-bottom: 1px solid rgba(142, 155, 184, 0.12);
    font-size: 1rem;
  }

  .ds-nav__link::after { display: none; }
  .ds-nav__link[aria-current="page"] { color: var(--ds-cyan); }

  .ds-footer__bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 560px) {
  .ds-display { font-size: clamp(2.3rem, 12vw, 3.2rem); }
  .ds-grid--cards { grid-template-columns: minmax(0, 1fr); }
  .ds-btn { width: 100%; }
  .ds-masthead__cta { width: 100%; }
}

/* ==========================================================================
   动效降级
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }

  html.ds-js [data-reveal],
  [data-reveal].is-in {
    opacity: 1 !important;
    transform: none !important;
  }

  .ds-progress { display: none; }
}