/* ==========================================================================
   33体育 · 共享样式 /assets/site.css
   夜间赛场指挥中心：墨黑底 · 荧光数据线 · 锐利切角 · 轻微噪点
   ========================================================================== */

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

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

body { margin: 0; }

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

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

h1, h2, h3, h4, p, figure, blockquote { margin: 0; }

button { font: inherit; color: inherit; }

a { color: inherit; }

/* ---------- 2. 变量 ---------- */
:root {
  --ink: #080B10;
  --ink-2: #0F151D;
  --ink-3: #0C1117;
  --line: #2A3542;
  --cyan: #1FE0CF;
  --cyan-deep: #0C8F87;
  --cyan-soft: #B9FFF7;
  --flame: #FF5A2B;
  --ice: #8FD3FF;
  --ice-2: #4A9BFF;
  --paper: #F3F6F9;
  --mist: #93A1B0;
  --steel: #C9D5E2;

  --cut: 12px;
  --cut-sm: 8px;
  --shell: 1320px;
  --gutter: clamp(20px, 4vw, 48px);

  --font-body: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, sans-serif;
  --font-display: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  --font-num: "Roboto Mono", "Oswald", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  --t: 200ms;
  --ease: cubic-bezier(.22, .61, .36, 1);
}

/* ---------- 3. 基础排版 ---------- */
body {
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(1100px 560px at 80% -12%, rgba(31, 224, 207, .10), transparent 62%),
    radial-gradient(900px 520px at 4% 4%, rgba(74, 155, 255, .10), transparent 66%),
    repeating-linear-gradient(90deg, rgba(255, 255, 255, .015) 0 1px, transparent 1px 3px);
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 900;
  font-stretch: condensed;
  letter-spacing: -.02em;
  line-height: 1.06;
}

h1 { font-size: clamp(40px, 6.4vw, 84px); }
h2 { font-size: clamp(28px, 3.6vw, 48px); }
h3 { font-size: clamp(20px, 2.2vw, 28px); letter-spacing: -.01em; }

p { max-width: 38em; }

strong { color: var(--cyan-soft); font-weight: 700; }

a:focus-visible,
button:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
  border-radius: 0;
}

#main-content { scroll-margin-top: 120px; }

/* ---------- 4. 布局容器 ---------- */
.s33-shell {
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.s33-main {
  position: relative;
  z-index: 1;
  display: block;
  min-height: 60vh;
}

.s33-section { padding-block: clamp(48px, 7vw, 96px); }

.s33-grid {
  display: grid;
  gap: clamp(20px, 3vw, 40px);
  grid-template-columns: minmax(0, 1fr);
}

.s33-grid--4-8 { grid-template-columns: minmax(0, 4fr) minmax(0, 8fr); }
.s33-grid--5-7 { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); }
.s33-grid--split { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }

.s33-hairline {
  height: 1px;
  border: 0;
  margin: 0;
  background: linear-gradient(90deg, var(--cyan-deep), var(--line) 32%, transparent);
}

/* ---------- 5. 跳转链接 ---------- */
.s33-skip {
  position: absolute;
  left: 16px;
  top: -72px;
  z-index: 200;
  display: inline-block;
  padding: 10px 18px;
  background: var(--cyan);
  color: #04120F;
  font-weight: 700;
  font-size: 14px;
  letter-spacing: .04em;
  text-decoration: none;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%);
  transition: top 160ms var(--ease);
}

.s33-skip:focus { top: 10px; }

/* ---------- 6. 头部 ---------- */
.s33-header {
  position: sticky;
  top: 0;
  z-index: 80;
  background: rgba(8, 11, 16, .92);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(42, 53, 66, .7);
}

/* 6.1 常用通道横条 */
.s33-channels {
  background: linear-gradient(90deg, var(--ink-3), var(--ink-2) 55%, var(--ink-3));
  border-bottom: 1px solid var(--line);
}

.s33-channels__inner {
  display: flex;
  align-items: center;
  gap: 14px;
  min-height: 38px;
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scrollbar-width: none;
}

.s33-channels__inner::-webkit-scrollbar { width: 0; height: 0; }

.s33-channels__label {
  flex: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--cyan);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .24em;
  text-transform: uppercase;
  white-space: nowrap;
}

.s33-channels__label::before {
  content: "";
  width: 6px;
  height: 6px;
  background: var(--cyan);
  box-shadow: 0 0 9px var(--cyan);
}

.s33-channels__list {
  display: flex;
  align-items: center;
  gap: 2px;
  flex: 1 1 auto;
  min-width: 0;
}

.s33-channels__item { flex: none; }

.s33-channels__link {
  display: inline-block;
  padding: 6px 11px;
  color: var(--mist);
  font-size: 13px;
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--t) var(--ease), background-color var(--t) var(--ease);
}

.s33-channels__link:hover {
  color: var(--cyan-soft);
  background: rgba(31, 224, 207, .09);
}

.s33-channels__link[aria-current="page"] {
  color: var(--cyan);
  box-shadow: inset 0 -2px 0 var(--cyan);
}

.s33-channels__util {
  flex: none;
  margin-left: auto;
  padding: 4px 0;
  color: var(--paper);
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
  border-bottom: 1px solid var(--flame);
  transition: color var(--t) var(--ease);
}

.s33-channels__util:hover { color: var(--flame); }

/* 6.2 胶囊导航 */
.s33-navwrap {
  padding: 12px 0 8px;
  transition: padding var(--t) var(--ease);
}

.s33-capsule {
  position: relative;
  isolation: isolate;
  display: flex;
  align-items: center;
  gap: clamp(10px, 2vw, 26px);
  padding: 10px 12px 10px 16px;
  transition: padding var(--t) var(--ease);
}

.s33-capsule::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: rgba(15, 21, 29, .95);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%);
  filter: drop-shadow(0 22px 44px rgba(0, 0, 0, .6));
  pointer-events: none;
}

.s33-capsule::after {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  bottom: 8px;
  width: 3px;
  background: linear-gradient(180deg, var(--cyan), var(--cyan-deep));
  pointer-events: none;
}

.s33-header[data-scrolled] .s33-navwrap { padding: 6px 0 4px; }
.s33-header[data-scrolled] .s33-capsule { padding: 6px 10px 6px 14px; }
.s33-header[data-scrolled] .s33-brand__mark { width: 32px; height: 32px; font-size: 15px; }

/* 6.3 品牌 */
.s33-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex: none;
  text-decoration: none;
  color: var(--paper);
}

.s33-brand__mark {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  font-family: var(--font-num);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -.04em;
  color: #04120F;
  background: linear-gradient(140deg, var(--cyan), var(--ice));
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%);
  transition: width var(--t) var(--ease), height var(--t) var(--ease);
}

.s33-brand__text {
  display: flex;
  flex-direction: column;
  line-height: 1.05;
}

.s33-brand__name {
  font-size: 19px;
  font-weight: 900;
  letter-spacing: -.02em;
  font-stretch: condensed;
}

.s33-brand__sub {
  font-style: normal;
  font-size: 10.5px;
  font-weight: 500;
  letter-spacing: .22em;
  color: var(--mist);
  margin-top: 3px;
}

.s33-brand:hover .s33-brand__name { color: var(--cyan-soft); }

.s33-brand--footer .s33-brand__mark { width: 46px; height: 46px; font-size: 20px; }
.s33-brand--footer .s33-brand__name { font-size: 24px; }

/* 6.4 主导航 */
.s33-nav { margin-left: auto; }

.s33-nav__list {
  display: flex;
  align-items: center;
  gap: clamp(0px, .8vw, 6px);
}

.s33-nav__link {
  position: relative;
  display: inline-block;
  padding: 9px 12px;
  color: var(--steel);
  font-size: 14.5px;
  font-weight: 500;
  letter-spacing: .02em;
  text-decoration: none;
  transition: color var(--t) var(--ease), background-color var(--t) var(--ease);
}

.s33-nav__link::after {
  content: "";
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 3px;
  height: 2px;
  background: var(--cyan);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform var(--t) var(--ease);
}

.s33-nav__link:hover {
  color: var(--cyan-soft);
  background: rgba(31, 224, 207, .08);
}

.s33-nav__link:hover::after { transform: scaleX(1); }

.s33-nav__link[aria-current="page"] {
  color: var(--cyan-soft);
}

.s33-nav__link[aria-current="page"]::after {
  transform: scaleX(1);
  box-shadow: 0 0 10px rgba(31, 224, 207, .75);
}

.s33-nav__extra { display: none; }

/* 6.5 胶囊右侧 */
.s33-capsule__actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: none;
}

/* ---------- 7. 按钮 ---------- */
.s33-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 18px;
  background: var(--ink-2);
  color: var(--paper);
  border: 1px solid var(--line);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .05em;
  text-decoration: none;
  cursor: pointer;
  white-space: nowrap;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%);
  transition: background-color var(--t) var(--ease), color var(--t) var(--ease),
              border-color var(--t) var(--ease), transform var(--t) var(--ease);
}

.s33-btn:hover { transform: translateY(-2px); }

.s33-btn:focus-visible {
  outline: none;
  box-shadow: inset 0 0 0 2px var(--cyan-soft), 0 0 0 3px rgba(31, 224, 207, .32);
}

.s33-btn--cta {
  background: var(--flame);
  border-color: var(--flame);
  color: #170704;
}

.s33-btn--cta:hover {
  background: #FF7448;
  border-color: #FF7448;
  color: #170704;
}

.s33-btn--ghost {
  background: transparent;
  color: var(--cyan);
  border-color: var(--cyan-deep);
}

.s33-btn--ghost:hover {
  background: rgba(31, 224, 207, .12);
  color: var(--cyan-soft);
}

/* ---------- 8. 移动导航按钮 ---------- */
.s33-navtoggle {
  display: none;
  align-items: center;
  gap: 8px;
  padding: 9px 12px;
  background: var(--ink);
  color: var(--paper);
  border: 1px solid var(--line);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .08em;
  cursor: pointer;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 9px), calc(100% - 9px) 100%, 0 100%);
}

.s33-navtoggle:hover { border-color: var(--cyan-deep); color: var(--cyan-soft); }

.s33-navtoggle__bars {
  display: grid;
  gap: 4px;
  width: 16px;
}

.s33-navtoggle__bar {
  display: block;
  height: 2px;
  width: 100%;
  background: currentColor;
  transition: transform var(--t) var(--ease), opacity var(--t) var(--ease);
}

.s33-header[data-open] .s33-navtoggle__bar:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.s33-header[data-open] .s33-navtoggle__bar:nth-child(2) { opacity: 0; }
.s33-header[data-open] .s33-navtoggle__bar:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* ---------- 9. 滚动进度 ---------- */
.s33-progress {
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 2px;
  background: rgba(42, 53, 66, .55);
}

.s33-progress__bar {
  display: block;
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--cyan-deep), var(--cyan) 55%, var(--ice));
  box-shadow: 0 0 10px rgba(31, 224, 207, .6);
}

/* ---------- 10. 页脚 ---------- */
.s33-footer {
  position: relative;
  z-index: 1;
  margin-top: clamp(48px, 7vw, 96px);
  background: linear-gradient(180deg, #0B1016, var(--ink-2) 46%, var(--ink));
  border-top: 1px solid var(--line);
  overflow: hidden;
}

.s33-footer::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, var(--cyan), rgba(31, 224, 207, 0) 46%, var(--flame));
}

.s33-footer::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: repeating-linear-gradient(90deg, rgba(255, 255, 255, .022) 0 1px, transparent 1px 6px);
  opacity: .8;
}

.s33-footer__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 2fr);
  gap: clamp(28px, 5vw, 64px);
  padding-block: clamp(40px, 6vw, 76px);
}

.s33-footer__brand { min-width: 0; }

.s33-footer__tag {
  margin-top: 18px;
  max-width: 24em;
  color: var(--mist);
  font-size: 14.5px;
  line-height: 1.7;
}

.s33-footer__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}

.s33-footer__cols {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(18px, 3vw, 34px);
  min-width: 0;
}

.s33-footer__col { min-width: 0; }

.s33-footer__title {
  margin-bottom: 14px;
  color: var(--cyan);
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: .2em;
  line-height: 1.4;
}

.s33-footer__list {
  display: grid;
  gap: 9px;
}

.s33-footer__link {
  display: inline-block;
  color: var(--steel);
  font-size: 14.5px;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--t) var(--ease), border-color var(--t) var(--ease), transform var(--t) var(--ease);
}

.s33-footer__link:hover {
  color: var(--cyan-soft);
  border-bottom-color: var(--cyan-deep);
  transform: translateX(2px);
}

.s33-footer__link[aria-current="page"] {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.s33-footer__meta {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 14px;
  padding-block: 22px 32px;
  border-top: 1px solid var(--line);
}

.s33-footer__contact {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 22px;
  max-width: none;
  color: var(--steel);
  font-size: 13.5px;
}

.s33-footer__contactitem { white-space: normal; }

.s33-footer__legalrow {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 20px;
  color: var(--mist);
  font-size: 13px;
}

.s33-footer__legal {
  font-family: var(--font-num);
  letter-spacing: .02em;
  color: var(--mist);
}

.s33-footer__copy {
  font-family: var(--font-num);
  color: var(--mist);
  white-space: nowrap;
}

.s33-footer__note {
  flex: 1 1 340px;
  max-width: 46em;
  color: #7F8D9C;
  font-size: 12.5px;
  line-height: 1.7;
}

/* ---------- 11. 通用内容组件 ---------- */
.s33-eyebrow {
  writing-mode: vertical-rl;
  text-orientation: mixed;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .18em;
  color: var(--mist);
  text-transform: uppercase;
}

.s33-num {
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  letter-spacing: -.01em;
}

.s33-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 9px;
  border: 1px solid var(--line);
  color: var(--mist);
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: .06em;
  line-height: 1.6;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 6px), calc(100% - 6px) 100%, 0 100%);
}

.s33-tag--cyan {
  color: var(--cyan);
  border-color: var(--cyan-deep);
  background: rgba(31, 224, 207, .09);
}

.s33-tag--flame {
  color: var(--flame);
  border-color: rgba(255, 90, 43, .55);
  background: rgba(255, 90, 43, .1);
}

.s33-panel {
  position: relative;
  padding: clamp(18px, 2.4vw, 28px);
  background: var(--ink-2);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%);
}

.s33-panel--float {
  border-top-color: var(--cyan-deep);
  box-shadow: 0 30px 70px -40px rgba(0, 0, 0, .95);
}

.s33-crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  color: var(--mist);
  font-size: 13px;
  letter-spacing: .03em;
}

.s33-crumbs__item { display: inline-flex; align-items: center; gap: 8px; }

.s33-crumbs a {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--t) var(--ease), border-color var(--t) var(--ease);
}

.s33-crumbs a:hover { color: var(--cyan-soft); border-bottom-color: var(--cyan-deep); }

.s33-crumbs [aria-current="page"] { color: var(--paper); }

.s33-crumbs__sep { color: var(--line); }

.s33-prose {
  max-width: 38em;
  font-size: 16.5px;
  line-height: 1.75;
  color: #DCE4EC;
}

.s33-prose > * + * { margin-top: 20px; }
.s33-prose h2 { margin-top: 48px; font-size: clamp(24px, 2.6vw, 34px); }
.s33-prose h3 { margin-top: 32px; font-size: 20px; }
.s33-prose a { color: var(--cyan); text-decoration: none; border-bottom: 1px solid var(--cyan-deep); }
.s33-prose a:hover { color: var(--cyan-soft); }
.s33-prose ul, .s33-prose ol { padding-left: 1.2em; list-style: disc; display: grid; gap: 8px; }
.s33-prose li { max-width: 34em; }

/* 图片容器基础规则（页面阶段放入 img 即可） */
.s33-media {
  position: relative;
  overflow: hidden;
  background: var(--ink-2);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%);
}

.s33-media img,
.s33-media video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(.92) contrast(1.05) brightness(.86);
}

.s33-media::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(180deg, rgba(8, 11, 16, 0) 42%, rgba(8, 11, 16, .78)),
    repeating-linear-gradient(0deg, rgba(31, 224, 207, .05) 0 1px, transparent 1px 3px);
}

.s33-media--16x9 { aspect-ratio: 16 / 9; }
.s33-media--4x3 { aspect-ratio: 4 / 3; }
.s33-media--1x1 { aspect-ratio: 1 / 1; }

.s33-media__tag {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 2;
  padding: 3px 9px;
  background: rgba(8, 11, 16, .8);
  border: 1px solid var(--cyan-deep);
  color: var(--cyan);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .14em;
}

.s33-media__caption {
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 12px;
  z-index: 2;
  color: var(--steel);
  font-size: 12.5px;
  letter-spacing: .04em;
}

/* 数据表 */
.s33-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14.5px;
}

.s33-table caption {
  text-align: left;
  padding-bottom: 10px;
  color: var(--mist);
  font-size: 11.5px;
  letter-spacing: .18em;
}

.s33-table th,
.s33-table td {
  padding: 11px 12px;
  text-align: left;
  vertical-align: middle;
  border-bottom: 1px solid var(--line);
}

.s33-table thead th {
  color: var(--mist);
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: .16em;
  white-space: nowrap;
  border-bottom-color: var(--cyan-deep);
}

.s33-table tbody tr { transition: background-color 180ms var(--ease); }
.s33-table tbody tr:hover { background: rgba(31, 224, 207, .07); }

.s33-table .s33-num,
.s33-table td.s33-num {
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  color: var(--paper);
}

.s33-table tr[data-active] {
  background: rgba(31, 224, 207, .1);
  box-shadow: inset 2px 0 0 var(--cyan);
}

.s33-table--zebra tbody tr:nth-child(even) { background: rgba(15, 21, 29, .62); }
.s33-table--zebra tbody tr:hover { background: rgba(31, 224, 207, .07); }

/* 左侧索引 */
.s33-indexlink {
  display: block;
  padding: 9px 0 9px 14px;
  color: var(--mist);
  font-size: 14px;
  text-decoration: none;
  border-left: 2px solid var(--line);
  transition: color var(--t) var(--ease), border-color var(--t) var(--ease), background-color var(--t) var(--ease);
}

.s33-indexlink:hover {
  color: var(--cyan-soft);
  border-left-color: var(--cyan-deep);
  background: rgba(31, 224, 207, .06);
}

.s33-indexlink[aria-current] {
  color: var(--cyan);
  border-left-color: var(--cyan);
  background: rgba(31, 224, 207, .1);
}

/* 滚动显现 */
.s33-js [data-reveal] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 260ms var(--ease), transform 260ms var(--ease);
}

.s33-js [data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

/* ---------- 12. 响应式 ---------- */
@media (max-width: 1100px) {
  .s33-grid--4-8,
  .s33-grid--5-7 { grid-template-columns: minmax(0, 1fr); }
}

@media (max-width: 959px) {
  .s33-navwrap { padding: 10px 0 6px; }
  .s33-header[data-scrolled] .s33-navwrap { padding: 6px 0 4px; }
  .s33-capsule { padding: 8px 10px 8px 14px; gap: 8px; }
  .s33-brand__sub { display: none; }

  .s33-navtoggle { display: inline-flex; }

  .s33-nav {
    position: absolute;
    left: 0;
    right: 0;
    top: calc(100% + 8px);
    z-index: 6;
    margin: 0;
    padding: 10px;
    background: rgba(11, 16, 22, .985);
    border: 1px solid var(--line);
    clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%);
    box-shadow: 0 30px 60px -30px #000;
    max-height: 0;
    opacity: 0;
    visibility: hidden;
    overflow: hidden;
    transform: translateY(-6px);
    transition: max-height 240ms var(--ease), opacity 200ms var(--ease),
                transform 200ms var(--ease), visibility 200ms linear;
  }

  .s33-header[data-open] .s33-nav {
    max-height: min(72vh, 580px);
    opacity: 1;
    visibility: visible;
    overflow-y: auto;
    overscroll-behavior: contain;
    transform: none;
  }

  .s33-nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
  }

  .s33-nav__link {
    display: block;
    padding: 12px 12px;
    font-size: 15.5px;
    border-bottom: 1px solid rgba(42, 53, 66, .6);
  }

  .s33-nav__link::after { left: 12px; right: auto; width: 22px; bottom: 6px; }

  .s33-nav__extra {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 10px;
    padding-top: 12px;
    border-top: 1px solid var(--line);
  }

  .s33-nav__extralabel {
    width: 100%;
    margin-bottom: 2px;
    color: var(--cyan);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .2em;
  }

  .s33-nav__extralink {
    padding: 5px 10px;
    color: var(--steel);
    font-size: 12.5px;
    text-decoration: none;
    border: 1px solid var(--line);
    transition: color var(--t) var(--ease), border-color var(--t) var(--ease);
  }

  .s33-nav__extralink:hover { color: var(--cyan-soft); border-color: var(--cyan-deep); }

  .s33-footer__inner { grid-template-columns: minmax(0, 1fr); }
  .s33-footer__cols { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (max-width: 767px) {
  .s33-grid--split { grid-template-columns: minmax(0, 1fr); }
  .s33-footer__cols { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .s33-footer__meta { padding-bottom: 28px; }
  .s33-channels__label { letter-spacing: .16em; }
}

@media (max-width: 479px) {
  .s33-navtoggle__text { display: none; }
  .s33-navtoggle { padding: 9px 10px; }
  .s33-capsule__actions .s33-btn--cta { padding: 10px 13px; font-size: 13px; letter-spacing: .02em; }
  .s33-brand__name { font-size: 17px; }
  .s33-footer__cols { grid-template-columns: minmax(0, 1fr); }
  .s33-channels__util { font-size: 12.5px; }
  .s33-footer__contact { font-size: 13px; }
}

/* ---------- 13. 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

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

  .s33-btn:hover { transform: none; }
  .s33-footer__link:hover { transform: none; }
  .s33-js [data-reveal] { opacity: 1; transform: none; }
}