/* ============================================================
   完美体育主站 · 共享样式表 /assets/site.css
   夜场竞技 × 展览画册 · 深靛蓝基底 / 霓虹青柠 / 电光橙
   ============================================================ */

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

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

@media (prefers-reduced-motion: no-preference) {
  html { scroll-behavior: smooth; }
}

body {
  margin: 0;
  background-color: #0B1026;
  color: #F7F3EA;
  font-family: "Inter", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img, svg, video { display: block; max-width: 100%; height: auto; }
ul, ol { margin: 0; padding: 0; }
h1, h2, h3, h4, p, figure, blockquote { margin: 0; }
button { font: inherit; color: inherit; }
a { color: inherit; }

/* ---------- 2. 变量 ---------- */
:root {
  /* 色彩 —— 自然矿物色 × 夜场信号色 */
  --ink: #0B1026;          /* 深靛蓝 44% */
  --ink-2: #151D3D;        /* 午夜靛 15% */
  --lime: #C8FF3D;         /* 霓虹青柠 8% */
  --orange: #FF6A2B;       /* 电光橙 6% */
  --warm: #F7F3EA;         /* 暖白 12% */
  --cool: #A9B2C3;         /* 冷灰 9% */
  --rock: #4B5365;         /* 岩灰 3% */
  --moss: #78936F;         /* 苔绿 1% */
  --clay: #B86E50;         /* 陶土 1% */
  --paper: #E9E2D3;        /* 米白 1% */

  --line: rgba(169, 178, 195, 0.2);
  --line-strong: rgba(169, 178, 195, 0.44);
  --muted-2: rgba(169, 178, 195, 0.62);

  /* 字体 */
  --font-display: "Barlow Condensed", "DIN Condensed", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-body: "Inter", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", "JetBrains Mono", "SFMono-Regular", ui-monospace, monospace;

  /* 节奏 */
  --s1: 8px;
  --s2: 16px;
  --s3: 24px;
  --s4: 32px;
  --s5: 48px;
  --s6: 64px;
  --s7: 88px;
  --s8: 120px;

  --container: 1440px;
  --gutter: clamp(18px, 4vw, 56px);
  --angle: -12deg;
  --radius: 0;
}

/* ---------- 3. 基础排版与焦点 ---------- */
:focus-visible {
  outline: 2px solid #C8FF3D;
  outline-offset: 3px;
}

::selection {
  background: #C8FF3D;
  color: #0B1026;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: 0.02em;
  color: var(--warm);
}

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

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

.section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--s3);
  margin-bottom: clamp(28px, 4vw, 52px);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.24em;
  color: var(--lime);
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 28px;
  height: 1px;
  background: currentColor;
  flex: none;
}

.section-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(28px, 4.4vw, 56px);
  line-height: 1.06;
  letter-spacing: 0.02em;
}

.lede {
  font-family: var(--font-body);
  font-size: clamp(15px, 1.6vw, 18px);
  line-height: 1.85;
  color: var(--cool);
  max-width: 62ch;
}

.divider {
  height: 1px;
  border: 0;
  margin: 0;
  background: linear-gradient(90deg, var(--lime) 0 12%, var(--orange) 12% 18%, var(--line) 18% 100%);
}

/* ---------- 5. 按钮族 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 26px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-decoration: none;
  cursor: pointer;
  transition: background-color 0.22s ease, color 0.22s ease, border-color 0.22s ease, transform 0.22s ease;
}

.btn--primary {
  background-color: var(--lime);
  color: var(--ink);
  border-color: var(--lime);
}

.btn--primary:hover {
  background-color: var(--warm);
  border-color: var(--warm);
  transform: translateY(-2px);
}

.btn--ghost {
  background-color: transparent;
  color: var(--warm);
  border-color: var(--line-strong);
}

.btn--ghost:hover {
  border-color: var(--lime);
  color: var(--lime);
  transform: translateY(-2px);
}

.btn--quiet {
  background-color: transparent;
  color: var(--cool);
  border-color: transparent;
  padding-inline: 4px;
  border-bottom: 1px solid var(--line-strong);
}

.btn--quiet:hover {
  color: var(--lime);
  border-bottom-color: var(--lime);
}

/* ---------- 6. 面包屑 ---------- */
.breadcrumb {
  padding-block: 20px;
}

.breadcrumb__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--muted-2);
}

.breadcrumb__item {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.breadcrumb__item + .breadcrumb__item::before {
  content: "/";
  color: var(--rock);
}

.breadcrumb__link {
  color: var(--muted-2);
  text-decoration: none;
  transition: color 0.2s ease;
}

.breadcrumb__link:hover {
  color: var(--lime);
}

.breadcrumb__item[aria-current="page"],
.breadcrumb__link[aria-current="page"] {
  color: var(--warm);
}

/* ---------- 7. 标签与数据 ---------- */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border: 1px solid var(--line-strong);
  background-color: rgba(21, 29, 61, 0.75);
  color: var(--cool);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  line-height: 1.5;
  white-space: nowrap;
}

.tag--lime {
  background-color: var(--lime);
  border-color: var(--lime);
  color: var(--ink);
}

.tag--orange {
  background-color: var(--orange);
  border-color: var(--orange);
  color: var(--ink);
}

.tag--outline {
  background-color: rgba(200, 255, 61, 0.08);
  border-color: rgba(200, 255, 61, 0.5);
  color: var(--lime);
}

.stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.stat__value {
  font-family: var(--font-mono);
  font-size: clamp(24px, 3vw, 36px);
  font-weight: 600;
  line-height: 1.05;
  letter-spacing: -0.01em;
  color: var(--lime);
}

.stat__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--muted-2);
}

/* ---------- 8. 图片容器基础（页面阶段放置占位图） ---------- */
.media {
  position: relative;
  display: block;
  overflow: hidden;
  background-image: linear-gradient(150deg, #1B2550 0%, #0B1026 100%);
  border: 1px solid var(--line);
}

.media--16x9 { aspect-ratio: 16 / 9; }
.media--4x3  { aspect-ratio: 4 / 3; }
.media--3x2  { aspect-ratio: 3 / 2; }
.media--3x4  { aspect-ratio: 3 / 4; }

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

.media__caption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 16px;
  background-image: linear-gradient(0deg, rgba(11, 16, 38, 0.94), rgba(11, 16, 38, 0));
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--cool);
}

.media__tag {
  position: absolute;
  top: 12px;
  left: 12px;
}

/* ---------- 9. 跳转链接 ---------- */
.skip-link {
  position: absolute;
  top: -120px;
  left: var(--gutter);
  z-index: 999;
  padding: 12px 22px;
  background-color: var(--lime);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  transition: top 0.2s ease;
}

.skip-link:focus {
  top: 12px;
}

/* ============================================================
   10. 站点头部
   ============================================================ */
.site-header {
  position: relative;
  z-index: 60;
  color: var(--warm);
  background-color: var(--ink);
  background-image:
    repeating-linear-gradient(90deg, rgba(75, 83, 101, 0.14) 0 1px, transparent 1px 96px),
    radial-gradient(120% 160% at 50% -40%, #1B2549 0%, #0B1026 62%);
  border-bottom: 1px solid var(--line);
}

/* --- 通道状态带 --- */
.pulse-bar {
  border-bottom: 1px solid var(--line);
  background-image: linear-gradient(90deg, rgba(200, 255, 61, 0.09) 0%, rgba(255, 106, 43, 0.07) 52%, rgba(11, 16, 38, 0) 100%);
}

.pulse-bar__inner {
  max-width: var(--container);
  margin-inline: auto;
  padding: 9px var(--gutter);
  display: flex;
  align-items: center;
  gap: 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--cool);
}

.pulse-bar__tag {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  flex: none;
  color: var(--lime);
  font-weight: 600;
  white-space: nowrap;
}

.pulse-bar__dot {
  width: 6px;
  height: 6px;
  background-color: var(--lime);
  border-radius: 50%;
  animation: pdPulse 2.6s ease-in-out infinite;
}

@keyframes pdPulse {
  0%, 100% { opacity: 0.45; transform: scale(0.85); }
  50%      { opacity: 1;    transform: scale(1.2); }
}

.pulse-bar__text {
  flex: 1 1 auto;
  min-width: 0;
  margin: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.pulse-bar__cta {
  flex: none;
  margin-left: auto;
  color: var(--warm);
  text-decoration: none;
  white-space: nowrap;
  border-bottom: 1px solid rgba(200, 255, 61, 0.5);
  padding-bottom: 1px;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.pulse-bar__cta:hover {
  color: var(--lime);
  border-bottom-color: var(--lime);
}

/* --- 刊头 --- */
.masthead {
  padding-block: clamp(18px, 2.8vw, 36px);
  border-bottom: 1px solid var(--line);
}

.masthead__inner {
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  grid-template-areas: "left brand right";
  align-items: center;
  gap: var(--s3);
}

.masthead__side {
  min-width: 0;
}

.masthead__side--left {
  grid-area: left;
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.masthead__kicker {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 14px;
  letter-spacing: 0.2em;
  color: var(--lime);
}

.masthead__note {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  color: var(--muted-2);
}

.masthead__side--right {
  grid-area: right;
  justify-self: end;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 16px;
}

.utility-link {
  font-family: var(--font-body);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--cool);
  text-decoration: none;
  padding-block: 4px;
  border-bottom: 1px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.utility-link:hover {
  color: var(--lime);
  border-bottom-color: var(--lime);
}

.utility-mail {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--muted-2);
  padding-left: 16px;
  border-left: 1px solid var(--line);
}

/* --- 品牌报头 --- */
.brand {
  grid-area: brand;
  justify-self: center;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 4px 2px;
  color: var(--warm);
  text-decoration: none;
}

.brand__glyph {
  flex: none;
  display: grid;
  place-items: center;
  width: clamp(34px, 4vw, 46px);
  height: clamp(34px, 4vw, 46px);
  background-color: var(--lime);
  color: #0B1026;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(17px, 2vw, 22px);
  line-height: 1;
  clip-path: polygon(0 0, 100% 0, 100% 74%, 74% 100%, 0 100%);
  transition: background-color 0.25s ease, transform 0.25s ease;
}

.brand:hover .brand__glyph {
  background-color: var(--orange);
  transform: translateY(-1px);
}

.brand__text {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.brand__name {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(22px, 3.4vw, 38px);
  line-height: 1.02;
  letter-spacing: 0.06em;
  white-space: nowrap;
}

.brand__tagline {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  color: var(--muted-2);
  white-space: nowrap;
}

/* --- 移动导航按钮 --- */
.nav-toggle {
  display: none;
  grid-area: toggle;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  background-color: transparent;
  border: 1px solid var(--line-strong);
  border-radius: 0;
  color: var(--warm);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  cursor: pointer;
  transition: border-color 0.2s ease, color 0.2s ease;
}

.nav-toggle:hover {
  border-color: var(--lime);
  color: var(--lime);
}

.nav-toggle__bars {
  display: inline-flex;
  flex-direction: column;
  gap: 4px;
  width: 18px;
}

.nav-toggle__bars span {
  display: block;
  height: 2px;
  width: 100%;
  background-color: var(--lime);
  transition: transform 0.3s ease, opacity 0.2s ease;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bars span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bars span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bars span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

.nav-toggle__label {
  white-space: nowrap;
}

/* --- 主导航 --- */
.main-nav {
  position: relative;
  background-color: rgba(21, 29, 61, 0.5);
  border-bottom: 1px solid var(--line);
}

.main-nav__inner {
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
  display: flex;
  justify-content: center;
}

.main-nav__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: clamp(8px, 2.4vw, 42px);
}

.main-nav__item {
  margin: 0;
}

.main-nav__link {
  position: relative;
  display: inline-block;
  padding: 17px 4px;
  color: var(--cool);
  font-size: 14px;
  letter-spacing: 0.14em;
  text-decoration: none;
  transition: color 0.2s ease;
}

.main-nav__link::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 9px;
  height: 2px;
  background-color: var(--lime);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.3s cubic-bezier(0.22, 0.7, 0.24, 1);
}

.main-nav__link:hover,
.main-nav__link:focus-visible {
  color: var(--warm);
}

.main-nav__link:hover::after,
.main-nav__link:focus-visible::after {
  transform: scaleX(1);
}

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

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

/* ============================================================
   11. 站点页脚
   ============================================================ */
.site-footer {
  position: relative;
  margin-top: clamp(64px, 9vw, 132px);
  color: var(--warm);
  background-color: var(--ink);
  background-image:
    repeating-linear-gradient(90deg, rgba(75, 83, 101, 0.13) 0 1px, transparent 1px 96px),
    linear-gradient(180deg, #10162F 0%, #0B1026 100%);
  border-top: 1px solid var(--line);
}

.site-footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background-image: linear-gradient(90deg, var(--lime) 0 22%, var(--orange) 22% 34%, rgba(11, 16, 38, 0) 34% 100%);
}

.footer-top {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) repeat(3, minmax(0, 1fr));
  gap: clamp(32px, 5vw, 72px);
  padding-block: clamp(52px, 7vw, 96px) clamp(32px, 4vw, 56px);
}

.footer-brand {
  min-width: 0;
}

.brand--footer {
  justify-self: start;
  grid-area: auto;
  display: inline-flex;
}

.brand--footer .brand__name {
  font-size: clamp(20px, 2.2vw, 26px);
}

.footer-summary {
  margin-top: 20px;
  max-width: 46ch;
  font-size: 14px;
  line-height: 1.8;
  color: var(--cool);
}

.footer-stamp {
  display: inline-block;
  margin-top: 20px;
  padding: 8px 14px;
  background-color: rgba(120, 147, 111, 0.14);
  border: 1px solid rgba(120, 147, 111, 0.55);
  color: #C9D6C2;
  font-size: 12.5px;
  line-height: 1.6;
  letter-spacing: 0.04em;
  clip-path: polygon(0 0, 100% 0, 100% 100%, 10px 100%, 0 calc(100% - 10px));
}

.footer-col {
  min-width: 0;
}

.footer-col__title {
  margin: 0 0 18px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 13px;
  letter-spacing: 0.22em;
  color: var(--warm);
}

.footer-col__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-col__link {
  display: inline-block;
  color: var(--cool);
  font-size: 14px;
  letter-spacing: 0.05em;
  text-decoration: none;
  transition: color 0.2s ease, transform 0.2s ease;
}

.footer-col__link:hover {
  color: var(--lime);
  transform: translateX(3px);
}

/* --- 联系信息数据格 --- */
.footer-contact {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  background-color: var(--line);
  border: 1px solid var(--line);
  margin-bottom: clamp(24px, 3vw, 40px);
}

.contact-item {
  display: flex;
  flex-direction: column;
  gap: 7px;
  padding: 20px 22px;
  background-color: rgba(21, 29, 61, 0.9);
  min-width: 0;
}

.contact-item__label {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.18em;
  color: var(--muted-2);
  text-transform: uppercase;
}

.contact-item__value {
  font-size: 14px;
  line-height: 1.6;
  color: var(--warm);
  word-break: break-word;
}

.contact-item__value--mono {
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
}

/* --- 页脚备注 --- */
.footer-notes {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 32px;
  padding-bottom: clamp(28px, 3.5vw, 44px);
}

.footer-note {
  margin: 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--muted-2);
}

.footer-note--status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: rgba(200, 255, 61, 0.82);
}

.footer-note--status::before {
  content: "";
  width: 6px;
  height: 6px;
  flex: none;
  border-radius: 50%;
  background-color: var(--lime);
  animation: pdPulse 2.6s ease-in-out infinite;
}

/* --- 备案条 --- */
.footer-bottom {
  border-top: 1px solid var(--line);
  background-color: rgba(11, 16, 38, 0.92);
}

.footer-bottom__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 24px;
  padding-block: 20px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted-2);
}

.footer-copy,
.footer-icp {
  margin: 0;
}

/* ============================================================
   12. 滚动进度与显现
   ============================================================ */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  z-index: 200;
  pointer-events: none;
  background-color: rgba(169, 178, 195, 0.12);
}

.scroll-progress__bar {
  width: 0;
  height: 100%;
  background-image: linear-gradient(90deg, var(--lime) 0%, var(--orange) 100%);
}

[data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.62s ease, transform 0.62s cubic-bezier(0.22, 0.7, 0.24, 1);
  transition-delay: var(--reveal-delay, 0ms);
}

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

/* ============================================================
   13. 响应式
   ============================================================ */
@media (max-width: 1180px) {
  .utility-mail { display: none; }
}

@media (max-width: 1024px) {
  .footer-top {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .footer-contact {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 960px) {
  .masthead__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    grid-template-areas: "brand toggle";
    gap: var(--s2);
  }
  .masthead__side { display: none; }
  .brand { justify-self: start; }
  .nav-toggle { display: inline-flex; }

  .main-nav { display: none; }
  .main-nav[data-open="true"] {
    display: block;
    animation: pdNavDrop 0.3s ease both;
  }
  .main-nav__inner {
    display: block;
    padding-block: 6px 16px;
  }
  .main-nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }
  .main-nav__link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 2px;
    font-size: 16px;
    letter-spacing: 0.1em;
    border-bottom: 1px solid var(--line);
  }
  .main-nav__link::after { display: none; }
  .main-nav__link[aria-current="page"] {
    padding-left: 12px;
    box-shadow: inset 3px 0 0 var(--lime);
  }
}

@keyframes pdNavDrop {
  from { opacity: 0; transform: translateY(-8px); }
  to   { opacity: 1; transform: none; }
}

@media (max-width: 640px) {
  .pulse-bar__inner {
    font-size: 11px;
    gap: 10px;
    padding-block: 8px;
  }
  .pulse-bar__text { white-space: normal; }
  .brand__tagline { display: none; }
  .brand__glyph { clip-path: polygon(0 0, 100% 0, 100% 78%, 78% 100%, 0 100%); }
  .footer-top {
    grid-template-columns: minmax(0, 1fr);
    gap: 32px;
  }
  .footer-contact {
    grid-template-columns: minmax(0, 1fr);
  }
  .footer-bottom__inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }
  .section-head { align-items: flex-start; }
}

/* ============================================================
   14. 减弱动效
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }

  html { scroll-behavior: auto; }

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