/* ============================================================
   大发体育方 · Site Kit / site.css
   赛场夜色中的数据指挥舱 —— 海报层 / 数据层 / 档案层
   ============================================================ */

/* ---------- 1. Reset ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

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

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

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

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

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

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  cursor: pointer;
}

[hidden] { display: none !important; }

/* ---------- 2. Tokens ---------- */
:root {
  --dfb-900: #07110E;   /* 夜场炭黑 */
  --dfb-800: #0E2019;   /* 深墨绿面板 */
  --dfb-700: #14322A;   /* 墨绿提升层 */
  --dfb-paper: #F6F1E7; /* 暖白纸面 */
  --dfb-cyan: #3CF2D6;  /* 荧光青 */
  --dfb-orange: #FF7A1A;/* 电光橙 */
  --dfb-lime: #D6FF4B;  /* 荧光黄绿 */
  --dfb-mist: #9AAFA6;  /* 雾灰绿 */
  --dfb-line: #1F4A3D;  /* 分界线墨 */
  --dfb-peach: #FFD9C2; /* 橙雾 */
  --dfb-alert: #FF5A4E; /* 暗红警示 */

  --dfb-font-display: "Helvetica Neue", "Arial Narrow", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --dfb-font-body: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --dfb-font-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, "Courier New", monospace;

  --dfb-shell: 1280px;
  --dfb-gutter: clamp(16px, 4vw, 48px);
  --dfb-ease: cubic-bezier(.22, .68, .24, 1);
  --dfb-fast: 220ms;
  --dfb-mid: 320ms;
}

/* ---------- 3. Base & 中文排版 ---------- */
body {
  min-height: 100%;
  background-color: var(--dfb-900);
  background-image:
    radial-gradient(1200px 620px at 88% -12%, rgba(60, 242, 214, .07), transparent 62%),
    radial-gradient(900px 520px at 4% 8%, rgba(255, 122, 26, .06), transparent 66%);
  color: var(--dfb-paper);
  font-family: var(--dfb-font-body);
  font-size: 16px;
  line-height: 1.75;
  letter-spacing: .01em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

p { word-break: break-word; }

h1, h2, h3, h4 { text-wrap: balance; }

::selection {
  background: var(--dfb-lime);
  color: var(--dfb-900);
}

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

/* ---------- 4. Skip link ---------- */
.dfb-skip {
  position: absolute;
  left: 12px;
  top: -80px;
  z-index: 200;
  padding: 10px 18px;
  background: var(--dfb-lime);
  color: var(--dfb-900);
  font-family: var(--dfb-font-mono);
  font-size: 13px;
  letter-spacing: .1em;
  transition: top var(--dfb-fast) var(--dfb-ease);
}

.dfb-skip:focus,
.dfb-skip:focus-visible {
  top: 12px;
  outline-color: var(--dfb-900);
}

/* ---------- 5. 通用容器 ---------- */
.dfb-shell {
  width: 100%;
  max-width: var(--dfb-shell);
  margin-inline: auto;
  padding-inline: var(--dfb-gutter);
}

#main-content { scroll-margin-top: 130px; }

.dfb-main { padding-bottom: clamp(40px, 6vw, 80px); }

.dfb-section { padding-block: clamp(28px, 4.5vw, 60px); }

.dfb-prose {
  max-width: 66ch;
  font-size: 17px;
  line-height: 1.8;
  color: rgba(246, 241, 231, .87);
}

.dfb-prose p + p { margin-top: 1.05em; }

.dfb-prose a {
  color: var(--dfb-cyan);
  border-bottom: 1px solid rgba(60, 242, 214, .4);
}

.dfb-prose a:hover { border-bottom-color: var(--dfb-cyan); }

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

/* ---------- 6. 排版组件 ---------- */
.dfb-display {
  font-family: var(--dfb-font-display);
  font-weight: 200;
  font-size: clamp(48px, 10vw, 120px);
  line-height: .9;
  letter-spacing: -.04em;
  color: var(--dfb-paper);
  text-wrap: balance;
}

.dfb-display strong { font-weight: 800; }

.dfb-h2 {
  font-family: var(--dfb-font-display);
  font-weight: 800;
  font-size: clamp(26px, 4vw, 44px);
  line-height: 1.12;
  letter-spacing: -.02em;
  color: var(--dfb-paper);
}

.dfb-h3 {
  font-family: var(--dfb-font-display);
  font-weight: 700;
  font-size: clamp(19px, 2.4vw, 25px);
  line-height: 1.28;
  letter-spacing: -.01em;
  color: var(--dfb-paper);
}

.dfb-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--dfb-font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--dfb-cyan);
}

.dfb-kicker::before {
  content: "";
  display: block;
  width: 28px;
  height: 1px;
  background: currentColor;
}

.dfb-mono {
  font-family: var(--dfb-font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: .04em;
}

/* ---------- 7. 标签 / 玻璃层 ---------- */
.dfb-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border: 1px solid var(--dfb-line);
  font-family: var(--dfb-font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--dfb-mist);
}

.dfb-tag--lime {
  background: var(--dfb-lime);
  border-color: var(--dfb-lime);
  color: var(--dfb-900);
  font-weight: 700;
}

.dfb-tag--cyan {
  color: var(--dfb-cyan);
  border-color: rgba(60, 242, 214, .42);
}

.dfb-tag--alert {
  color: var(--dfb-alert);
  border-color: rgba(255, 90, 78, .45);
}

.dfb-glass {
  background: rgba(20, 50, 42, .42);
  border: 1px solid var(--dfb-line);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  transition: background var(--dfb-fast) var(--dfb-ease),
              border-color var(--dfb-fast) var(--dfb-ease);
}

.dfb-glass:hover {
  background: rgba(20, 50, 42, .68);
  border-color: rgba(60, 242, 214, .5);
}

/* ---------- 8. 按钮 ---------- */
.dfb-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 24px;
  border: 1px solid transparent;
  font-family: var(--dfb-font-mono);
  font-size: 13px;
  letter-spacing: .1em;
  line-height: 1.2;
  transition: background var(--dfb-fast) var(--dfb-ease),
              color var(--dfb-fast) var(--dfb-ease),
              border-color var(--dfb-fast) var(--dfb-ease);
}

.dfb-btn--primary {
  background: var(--dfb-orange);
  border-color: var(--dfb-orange);
  color: var(--dfb-900);
  font-weight: 700;
}

.dfb-btn--primary:hover {
  background: var(--dfb-peach);
  border-color: var(--dfb-peach);
}

.dfb-btn--ghost {
  border-color: var(--dfb-line);
  color: var(--dfb-paper);
}

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

.dfb-btn--lime {
  background: var(--dfb-lime);
  border-color: var(--dfb-lime);
  color: var(--dfb-900);
  font-weight: 700;
}

.dfb-btn--lime:hover { background: var(--dfb-cyan); border-color: var(--dfb-cyan); }

.dfb-btn__arrow { font-family: var(--dfb-font-body); font-size: 15px; }

/* ---------- 9. 面包屑 ---------- */
.dfb-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-top: clamp(14px, 2vw, 22px);
  font-family: var(--dfb-font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--dfb-mist);
}

.dfb-breadcrumb a { transition: color var(--dfb-fast) var(--dfb-ease); }

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

.dfb-breadcrumb__sep { color: var(--dfb-line); }

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

/* ---------- 10. 网格 ---------- */
.dfb-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: clamp(14px, 2vw, 28px);
}

.dfb-span-3 { grid-column: span 3; }
.dfb-span-4 { grid-column: span 4; }
.dfb-span-5 { grid-column: span 5; }
.dfb-span-6 { grid-column: span 6; }
.dfb-span-7 { grid-column: span 7; }
.dfb-span-8 { grid-column: span 8; }
.dfb-span-12 { grid-column: span 12; }

/* ---------- 11. 图片容器基础规则 ---------- */
.dfb-figure {
  position: relative;
  overflow: hidden;
  background: var(--dfb-700);
  border: 1px solid var(--dfb-line);
  aspect-ratio: 16 / 10;
}

.dfb-figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.dfb-figure--slant {
  -webkit-clip-path: polygon(0 0, 100% 0, 100% 82%, 0 100%);
  clip-path: polygon(0 0, 100% 0, 100% 82%, 0 100%);
}

.dfb-figure--pattern {
  background-image:
    repeating-linear-gradient(115deg, rgba(60, 242, 214, .13) 0 2px, transparent 2px 14px),
    radial-gradient(circle at 24% 16%, rgba(255, 122, 26, .3), transparent 58%),
    linear-gradient(158deg, var(--dfb-700), var(--dfb-900));
}

.dfb-figure__cap {
  position: absolute;
  inset: auto 0 0 0;
  padding: 10px 12px;
  font-family: var(--dfb-font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--dfb-mist);
  background: linear-gradient(180deg, transparent, rgba(7, 17, 14, .92));
}

/* ---------- 12. 筛选器 ---------- */
.dfb-filter {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.dfb-filter__btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid var(--dfb-line);
  background: transparent;
  color: var(--dfb-mist);
  font-family: var(--dfb-font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  transition: color var(--dfb-fast) var(--dfb-ease),
              border-color var(--dfb-fast) var(--dfb-ease),
              background var(--dfb-fast) var(--dfb-ease);
}

.dfb-filter__btn:hover {
  color: var(--dfb-paper);
  border-color: rgba(60, 242, 214, .5);
}

.dfb-filter__btn[aria-pressed="true"] {
  background: var(--dfb-lime);
  border-color: var(--dfb-lime);
  color: var(--dfb-900);
  font-weight: 700;
}

.dfb-filter__count {
  font-size: 11px;
  opacity: .78;
}

.dfb-filter__status {
  font-family: var(--dfb-font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--dfb-mist);
}

/* ---------- 13. 动效基础 ---------- */
@keyframes dfb-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: .35; }
}

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

[data-reveal] {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity var(--dfb-mid) var(--dfb-ease),
              transform var(--dfb-mid) var(--dfb-ease);
}

[data-reveal].is-in {
  opacity: 1;
  transform: none;
}

/* ============================================================
   14. HEADER
   ============================================================ */
.dfb-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--dfb-900);
  border-bottom: 1px solid var(--dfb-line);
}

/* 状态条 */
.dfb-statusbar {
  position: relative;
  background: var(--dfb-800);
  border-bottom: 1px solid var(--dfb-line);
}

.dfb-statusbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 44px;
  padding-block: 6px;
}

.dfb-statusbar__meta {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
  min-width: 0;
}

.dfb-version {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--dfb-font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  text-transform: uppercase;
  white-space: nowrap;
}

.dfb-version__key { color: var(--dfb-mist); }

.dfb-version__num { color: var(--dfb-cyan); font-weight: 700; }

.dfb-stamp {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--dfb-font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--dfb-mist);
  white-space: nowrap;
}

.dfb-stamp__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--dfb-orange);
  box-shadow: 0 0 0 3px rgba(255, 122, 26, .16);
  animation: dfb-pulse 2.6s var(--dfb-ease) infinite;
}

.dfb-stamp__time { color: var(--dfb-peach); }

.dfb-quick {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 0 0 auto;
}

.dfb-quick__pill {
  display: inline-flex;
  align-items: center;
  padding: 5px 12px;
  border: 1px solid var(--dfb-line);
  border-radius: 999px;
  font-family: var(--dfb-font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--dfb-mist);
  white-space: nowrap;
  transition: color var(--dfb-fast) var(--dfb-ease),
              background var(--dfb-fast) var(--dfb-ease),
              border-color var(--dfb-fast) var(--dfb-ease);
}

.dfb-quick__pill:hover,
.dfb-quick__pill:focus-visible {
  background: var(--dfb-cyan);
  border-color: var(--dfb-cyan);
  color: var(--dfb-900);
}

.dfb-progress {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--dfb-cyan), var(--dfb-lime) 55%, var(--dfb-orange));
  transform: scaleX(0);
  transform-origin: 0 50%;
  transition: transform 90ms linear;
  pointer-events: none;
}

/* 导航条 */
.dfb-navbar { background: var(--dfb-900); }

.dfb-navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 66px;
  padding-block: 10px;
  transition: min-height var(--dfb-fast) var(--dfb-ease);
}

.dfb-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--dfb-font-display);
  font-weight: 800;
  font-size: 20px;
  letter-spacing: -.01em;
  color: var(--dfb-paper);
  white-space: nowrap;
}

.dfb-brand__dot {
  width: 9px;
  height: 9px;
  background: var(--dfb-cyan);
  box-shadow: 0 0 12px rgba(60, 242, 214, .7);
  animation: dfb-pulse 2.2s var(--dfb-ease) infinite;
}

.dfb-brand__name { display: inline-block; }

.dfb-brand__tag {
  padding-left: 10px;
  border-left: 1px solid var(--dfb-line);
  font-family: var(--dfb-font-mono);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: .16em;
  color: var(--dfb-mist);
}

.dfb-navtoggle {
  display: none;
  align-items: center;
  gap: 10px;
  padding: 9px 14px;
  border: 1px solid var(--dfb-line);
  background: var(--dfb-800);
  color: var(--dfb-paper);
  font-family: var(--dfb-font-mono);
  font-size: 12px;
  letter-spacing: .14em;
}

.dfb-navtoggle:hover { border-color: rgba(60, 242, 214, .55); }

.dfb-navtoggle__bars {
  position: relative;
  display: block;
  width: 18px;
  height: 2px;
  background: var(--dfb-cyan);
  transition: background var(--dfb-fast) var(--dfb-ease);
}

.dfb-navtoggle__bars::before,
.dfb-navtoggle__bars::after {
  content: "";
  position: absolute;
  left: 0;
  width: 18px;
  height: 2px;
  background: var(--dfb-cyan);
  transition: transform var(--dfb-fast) var(--dfb-ease),
              opacity var(--dfb-fast) var(--dfb-ease);
}

.dfb-navtoggle__bars::before { top: -6px; }
.dfb-navtoggle__bars::after { top: 6px; }

.dfb-navtoggle[aria-expanded="true"] .dfb-navtoggle__bars { background: transparent; }

.dfb-navtoggle[aria-expanded="true"] .dfb-navtoggle__bars::before {
  transform: translateY(6px) rotate(45deg);
  background: var(--dfb-lime);
}

.dfb-navtoggle[aria-expanded="true"] .dfb-navtoggle__bars::after {
  transform: translateY(-6px) rotate(-45deg);
  background: var(--dfb-lime);
}

.dfb-nav__list {
  display: flex;
  align-items: center;
  gap: clamp(14px, 2vw, 30px);
}

.dfb-nav__link {
  position: relative;
  display: inline-block;
  padding: 6px 0;
  font-size: 14px;
  letter-spacing: .06em;
  color: var(--dfb-mist);
  transition: color var(--dfb-fast) var(--dfb-ease);
}

.dfb-nav__link::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background: var(--dfb-cyan);
  transform: scaleX(0);
  transform-origin: 0 50%;
  transition: transform var(--dfb-fast) var(--dfb-ease);
}

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

.dfb-nav__link[aria-current="page"] { color: var(--dfb-paper); }

.dfb-nav__link[aria-current="page"]::after {
  transform: scaleX(1);
  background: var(--dfb-lime);
}

/* 滚动压缩态 */
.dfb-header.is-compact .dfb-navbar__inner { min-height: 54px; }
.dfb-header.is-compact .dfb-brand__tag { display: none; }

/* ============================================================
   15. FOOTER
   ============================================================ */
.dfb-footer {
  position: relative;
  margin-top: clamp(48px, 8vw, 96px);
  background: var(--dfb-800);
  border-top: 1px solid var(--dfb-line);
}

.dfb-footer::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg,
    var(--dfb-cyan) 0%,
    var(--dfb-lime) 38%,
    var(--dfb-orange) 74%,
    var(--dfb-alert) 100%);
}

.dfb-footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1.4fr 1fr;
  gap: clamp(20px, 3vw, 44px);
  padding-block: clamp(34px, 5vw, 64px);
}

.dfb-footer__brand { display: flex; flex-direction: column; gap: 12px; }

.dfb-footer__line {
  font-family: var(--dfb-font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--dfb-cyan);
}

.dfb-footer__note {
  max-width: 26ch;
  font-size: 14px;
  line-height: 1.7;
  color: var(--dfb-mist);
}

.dfb-footer__col { min-width: 0; }

.dfb-footer__title {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--dfb-line);
  font-family: var(--dfb-font-mono);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--dfb-mist);
}

.dfb-footer__title::before {
  content: "";
  width: 6px;
  height: 6px;
  background: var(--dfb-lime);
}

.dfb-footer__list {
  display: flex;
  flex-direction: column;
  gap: 9px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--dfb-mist);
}

.dfb-footer__list li { display: flex; flex-wrap: wrap; gap: 8px; }

.dfb-footer__list a {
  color: var(--dfb-paper);
  border-bottom: 1px solid transparent;
  transition: color var(--dfb-fast) var(--dfb-ease),
              border-color var(--dfb-fast) var(--dfb-ease);
}

.dfb-footer__list a:hover,
.dfb-footer__list a:focus-visible {
  color: var(--dfb-cyan);
  border-bottom-color: var(--dfb-cyan);
}

.dfb-footer__key {
  flex: 0 0 34px;
  font-family: var(--dfb-font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--dfb-line);
  color: #5C7A70;
  padding-top: 3px;
}

.dfb-footer__base {
  border-top: 1px solid var(--dfb-line);
  background: var(--dfb-900);
}

.dfb-footer__base-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 24px;
  padding-block: 16px;
  font-size: 12px;
  color: var(--dfb-mist);
}

.dfb-footer__base-inner p:last-child { color: var(--dfb-peach); }

/* ============================================================
   16. 响应式
   ============================================================ */
@media (max-width: 1080px) {
  .dfb-footer__grid { grid-template-columns: 1.3fr 1fr 1.3fr; }
  .dfb-footer__col:last-child { grid-column: span 3; }
}

@media (max-width: 900px) {
  .dfb-navtoggle { display: inline-flex; }

  .dfb-navbar__inner { flex-wrap: wrap; row-gap: 8px; }

  .dfb-nav {
    flex-basis: 100%;
    width: 100%;
    display: none;
  }

  .dfb-nav[data-open] {
    display: block;
    animation: dfb-slidedown var(--dfb-fast) var(--dfb-ease) both;
  }

  .dfb-nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding-block: 4px 12px;
    border-top: 1px solid var(--dfb-line);
  }

  .dfb-nav__link {
    display: block;
    padding: 13px 4px;
    border-bottom: 1px solid var(--dfb-line);
    font-size: 15px;
  }

  .dfb-nav__link::after { display: none; }

  .dfb-nav__link[aria-current="page"] {
    color: var(--dfb-lime);
    border-left: 3px solid var(--dfb-lime);
    padding-left: 12px;
  }

  .dfb-span-3,
  .dfb-span-4 { grid-column: span 6; }

  .dfb-span-5,
  .dfb-span-7,
  .dfb-span-8 { grid-column: span 12; }

  .dfb-footer__grid { grid-template-columns: 1fr 1fr; }
  .dfb-footer__col:last-child { grid-column: span 2; }
}

@media (max-width: 640px) {
  .dfb-statusbar__inner {
    flex-wrap: nowrap;
    gap: 12px;
    overflow-x: auto;
    scrollbar-width: none;
  }

  .dfb-statusbar__inner::-webkit-scrollbar { display: none; }

  .dfb-statusbar__meta,
  .dfb-quick { flex: 0 0 auto; }

  .dfb-statusbar__meta { gap: 12px; }

  .dfb-brand { font-size: 17px; }

  .dfb-brand__tag { display: none; }

  .dfb-display { font-size: clamp(38px, 13vw, 72px); }

  .dfb-span-3,
  .dfb-span-4,
  .dfb-span-5,
  .dfb-span-6,
  .dfb-span-7,
  .dfb-span-8,
  .dfb-span-12 { grid-column: span 12; }

  .dfb-footer__grid { grid-template-columns: 1fr; }

  .dfb-footer__col:last-child { grid-column: span 1; }

  .dfb-footer__base-inner { flex-direction: column; align-items: flex-start; }

  .dfb-prose { font-size: 16px; }
}

/* ============================================================
   17. 降低动效
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  *,
  *::before,
  *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
    transition-delay: 0ms !important;
  }

  [data-reveal] {
    opacity: 1;
    transform: none;
  }

  .dfb-progress { transition: none; }
}