/* ==========================================================================
   华体会看台 · HTH 看台指挥台 — 共享 Site Kit
   夜场看台 × 数据指挥台 / 极简文字建筑 / 框架式导航
   ========================================================================== */

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

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

ul,
ol {
  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;
}

hr {
  border: 0;
}

/* ---------- 2. 变量 ---------- */
:root {
  --hth-ink: #071c17;
  --hth-panel: #0b2922;
  --hth-paper: #f4ebd8;
  --hth-brown: #231a12;
  --hth-neon: #5cffc4;
  --hth-teal: #1e8f72;
  --hth-yellow: #f2c230;
  --hth-red: #e34b3f;
  --hth-orange: #d9622b;
  --hth-line: #38534b;
  --hth-mist: #c7d3cc;

  --hth-font-display: "PingFang SC", "Noto Sans SC", "Source Han Sans SC",
    "Hiragino Sans GB", "Microsoft YaHei", system-ui, sans-serif;
  --hth-font-body: "Noto Sans SC", "PingFang SC", "Hiragino Sans GB",
    "Microsoft YaHei", system-ui, -apple-system, "Segoe UI", sans-serif;
  --hth-font-mono: "JetBrains Mono", "Roboto Mono", ui-monospace,
    SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;

  --hth-gap: clamp(16px, 2.4vw, 32px);
  --hth-ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --hth-radius: 2px;
  --hth-edge: 1px solid var(--hth-line);
}

/* ---------- 3. 基础排版 ---------- */
html {
  -webkit-text-size-adjust: 100%;
  scroll-padding-top: clamp(90px, 13vh, 150px);
}

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

body {
  margin: 0;
  background: var(--hth-ink);
  color: var(--hth-paper);
  font-family: var(--hth-font-body);
  font-size: clamp(15px, 0.98vw + 12px, 17px);
  line-height: 1.75;
  letter-spacing: 0.01em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

main {
  display: block;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--hth-font-display);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--hth-paper);
  text-wrap: balance;
}

h1 {
  font-size: clamp(32px, 4.6vw, 60px);
}

h2 {
  font-size: clamp(24px, 2.7vw, 34px);
}

h3 {
  font-size: clamp(19px, 1.5vw, 23px);
}

h4 {
  font-size: 17px;
}

p {
  text-wrap: pretty;
}

strong,
b {
  font-weight: 700;
  color: var(--hth-paper);
}

small {
  font-size: 0.82em;
}

code,
kbd,
samp {
  font-family: var(--hth-font-mono);
  font-size: 0.92em;
}

[data-year],
.hth-num {
  font-family: var(--hth-font-mono);
  font-variant-numeric: tabular-nums;
}

:where([id]) {
  scroll-margin-top: clamp(92px, 13vh, 150px);
}

::selection {
  background: var(--hth-neon);
  color: var(--hth-ink);
}

:where(a, button, summary, input, select, textarea, [tabindex]):focus-visible {
  outline: 2px solid var(--hth-neon);
  outline-offset: 3px;
  border-radius: var(--hth-radius);
}

/* ---------- 4. 跳转链接 ---------- */
.hth-skip {
  position: fixed;
  top: 14px;
  left: 14px;
  z-index: 300;
  display: inline-block;
  padding: 0.72em 1.25em;
  background: var(--hth-neon);
  color: var(--hth-ink);
  font-family: var(--hth-font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  border-radius: var(--hth-radius);
  transform: translateY(-260%);
  transition: transform 0.18s var(--hth-ease);
}

.hth-skip:focus,
.hth-skip:focus-visible {
  transform: translateY(0);
}

/* ---------- 5. 布局容器 ---------- */
.hth-wrap {
  width: calc(100% - 2 * clamp(16px, 4vw, 48px));
  max-width: 1320px;
  margin-inline: auto;
}

.hth-main {
  display: block;
}

.hth-section {
  padding-block: clamp(40px, 6vw, 80px);
}

.hth-rule {
  height: 1px;
  background: var(--hth-line);
  margin-block: clamp(24px, 4vw, 48px);
}

.hth-grid {
  display: grid;
  gap: var(--hth-gap);
  min-width: 0;
}

.hth-grid--2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

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

.hth-grid--4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.hth-split {
  display: grid;
  grid-template-columns: minmax(0, 320px) minmax(0, 1fr);
  gap: clamp(24px, 4vw, 64px);
  align-items: start;
}

/* ---------- 6. 通用按钮 ---------- */
.hth-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6em;
  padding: 0.85em 1.5em;
  border: 1px solid transparent;
  border-radius: var(--hth-radius);
  font-family: var(--hth-font-body);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.02em;
  line-height: 1.3;
  transition: background 0.18s var(--hth-ease), color 0.18s var(--hth-ease),
    border-color 0.18s var(--hth-ease);
}

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

.hth-btn--primary:hover {
  background: var(--hth-paper);
  border-color: var(--hth-paper);
}

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

.hth-btn--ghost:hover {
  border-color: var(--hth-neon);
  color: var(--hth-neon);
}

.hth-btn--paper {
  background: var(--hth-brown);
  border-color: var(--hth-brown);
  color: var(--hth-paper);
}

.hth-btn--paper:hover {
  background: var(--hth-teal);
  border-color: var(--hth-teal);
}

/* ---------- 7. 面包屑 ---------- */
.hth-crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--hth-font-mono);
  font-size: 12px;
  letter-spacing: 0.07em;
  color: var(--hth-mist);
}

.hth-crumbs a {
  color: var(--hth-mist);
  transition: color 0.18s var(--hth-ease);
}

.hth-crumbs a:hover {
  color: var(--hth-neon);
}

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

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

/* ---------- 8. 面板与色块 ---------- */
.hth-panel {
  background: var(--hth-panel);
  border: var(--hth-edge);
  border-radius: var(--hth-radius);
  padding: clamp(16px, 2.4vw, 28px);
  min-width: 0;
}

.hth-paper {
  background: var(--hth-paper);
  color: var(--hth-brown);
  border: 1px solid rgba(35, 26, 18, 0.16);
  border-radius: var(--hth-radius);
  padding: clamp(20px, 3vw, 44px);
}

.hth-paper :is(h1, h2, h3, h4, h5, h6) {
  color: var(--hth-brown);
}

.hth-paper p,
.hth-paper li,
.hth-paper dd,
.hth-paper td,
.hth-paper th {
  color: var(--hth-brown);
}

.hth-paper a {
  color: var(--hth-ink);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.hth-paper a:hover {
  color: var(--hth-teal);
}

.hth-paper .hth-rule {
  background: rgba(35, 26, 18, 0.18);
}

.hth-scorebar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: clamp(10px, 2vw, 28px);
  padding: clamp(12px, 1.6vw, 18px) clamp(14px, 2vw, 24px);
  background: var(--hth-panel);
  border: var(--hth-edge);
  border-left: 3px solid var(--hth-orange);
  border-radius: var(--hth-radius);
  font-family: var(--hth-font-mono);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--hth-mist);
}

.hth-scorebar__num {
  font-family: var(--hth-font-mono);
  font-size: 17px;
  font-weight: 700;
  color: var(--hth-neon);
  font-variant-numeric: tabular-nums;
}

.hth-scorebar__label {
  color: var(--hth-mist);
}

.hth-scorebar__label + .hth-scorebar__num {
  margin-left: auto;
}

/* ---------- 9. 标签与筛选 ---------- */
.hth-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  padding: 0.2em 0.62em;
  border: 1px solid rgba(92, 255, 196, 0.32);
  border-radius: var(--hth-radius);
  background: rgba(92, 255, 196, 0.1);
  color: var(--hth-neon);
  font-family: var(--hth-font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  line-height: 1.7;
  white-space: nowrap;
}

.hth-tag--yellow {
  background: rgba(242, 194, 48, 0.14);
  border-color: rgba(242, 194, 48, 0.38);
  color: var(--hth-yellow);
}

.hth-tag--red {
  background: rgba(227, 75, 63, 0.14);
  border-color: rgba(227, 75, 63, 0.42);
  color: var(--hth-red);
}

.hth-tag--orange {
  background: rgba(217, 98, 43, 0.14);
  border-color: rgba(217, 98, 43, 0.4);
  color: var(--hth-orange);
}

.hth-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.hth-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0.42em 0.92em;
  border: var(--hth-edge);
  border-radius: 999px;
  background: transparent;
  color: var(--hth-mist);
  font-family: var(--hth-font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  line-height: 1.6;
  transition: color 0.18s var(--hth-ease), border-color 0.18s var(--hth-ease),
    background 0.18s var(--hth-ease);
}

.hth-chip:hover {
  border-color: var(--hth-neon);
  color: var(--hth-neon);
}

.hth-chip[aria-pressed="true"],
.hth-chip.is-active {
  background: var(--hth-neon);
  border-color: var(--hth-neon);
  color: var(--hth-ink);
  font-weight: 700;
}

.hth-chip--yellow:hover {
  border-color: var(--hth-yellow);
  color: var(--hth-yellow);
}

.hth-chip--red:hover {
  border-color: var(--hth-red);
  color: var(--hth-red);
}

/* ---------- 10. 折叠面板 ---------- */
.hth-acc {
  border: var(--hth-edge);
  background: var(--hth-panel);
  border-radius: var(--hth-radius);
  overflow: hidden;
}

.hth-acc + .hth-acc {
  margin-top: -1px;
}

.hth-acc__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 15px clamp(16px, 2vw, 22px);
  font-family: var(--hth-font-display);
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--hth-paper);
  cursor: pointer;
  list-style: none;
  transition: color 0.18s var(--hth-ease);
}

.hth-acc__head::-webkit-details-marker {
  display: none;
}

.hth-acc__head::after {
  content: "+";
  font-family: var(--hth-font-mono);
  font-size: 18px;
  color: var(--hth-neon);
  transition: transform 0.18s var(--hth-ease);
}

.hth-acc[open] .hth-acc__head {
  color: var(--hth-neon);
}

.hth-acc[open] .hth-acc__head::after {
  content: "–";
}

.hth-acc__head:hover {
  color: var(--hth-neon);
}

.hth-acc__body {
  padding: 0 clamp(16px, 2vw, 22px) 18px;
  color: var(--hth-mist);
  font-size: 15.5px;
  line-height: 1.8;
}

.hth-acc__body > * + * {
  margin-top: 0.8em;
}

/* ---------- 11. 图片容器（页面阶段放图） ---------- */
.hth-figure {
  position: relative;
  display: block;
  margin: 0;
  border: var(--hth-edge);
  border-radius: var(--hth-radius);
  overflow: hidden;
  background:
    repeating-linear-gradient(
      90deg,
      rgba(92, 255, 196, 0.05) 0 1px,
      transparent 1px 44px
    ),
    repeating-linear-gradient(
      0deg,
      rgba(92, 255, 196, 0.05) 0 1px,
      transparent 1px 44px
    ),
    linear-gradient(150deg, #0b2922 0%, #071c17 55%, #10382d 100%);
  isolation: isolate;
}

.hth-figure::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(
    120% 80% at 14% 0%,
    rgba(92, 255, 196, 0.12),
    transparent 62%
  );
  z-index: 1;
}

.hth-figure__frame {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  z-index: 0;
}

.hth-figure__frame > img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hth-figure--wide .hth-figure__frame {
  aspect-ratio: 21 / 9;
}

.hth-figure--tall .hth-figure__frame {
  aspect-ratio: 4 / 5;
}

.hth-figure--square .hth-figure__frame {
  aspect-ratio: 1 / 1;
}

.hth-figure__cap {
  position: relative;
  z-index: 2;
  padding: 10px clamp(12px, 1.6vw, 16px);
  border-top: var(--hth-edge);
  background: rgba(7, 28, 23, 0.82);
  color: var(--hth-mist);
  font-family: var(--hth-font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  line-height: 1.7;
}

/* ---------- 12. 正文块 ---------- */
.hth-prose {
  max-width: 68ch;
}

.hth-prose > * + * {
  margin-top: 1em;
}

.hth-prose h2 {
  margin-top: 1.9em;
  margin-bottom: 0.5em;
}

.hth-prose h3 {
  margin-top: 1.6em;
  margin-bottom: 0.4em;
}

.hth-prose ul,
.hth-prose ol {
  padding-left: 1.25em;
}

.hth-prose ul {
  list-style: none;
}

.hth-prose ul > li {
  position: relative;
  padding-left: 0.9em;
  margin-top: 0.45em;
}

.hth-prose ul > li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 5px;
  height: 5px;
  background: var(--hth-orange);
  border-radius: 1px;
}

.hth-prose ol {
  list-style: decimal;
}

.hth-prose blockquote {
  margin: 1.6em 0;
  padding: 0.2em 0 0.2em 1.1em;
  border-left: 3px solid var(--hth-neon);
  font-family: var(--hth-font-display);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.5;
}

/* ---------- 13. 页头 ---------- */
.hth-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--hth-ink);
  border-bottom: var(--hth-edge);
}

/* 13.1 播报条 */
.hth-ticker {
  background: var(--hth-panel);
  border-bottom: 1px solid rgba(56, 83, 75, 0.7);
}

.hth-ticker__inner {
  display: flex;
  align-items: center;
  gap: clamp(10px, 2vw, 24px);
  min-height: 36px;
  overflow: hidden;
}

.hth-ticker__label {
  flex: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--hth-orange);
  font-family: var(--hth-font-mono);
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.14em;
  white-space: nowrap;
}

.hth-ticker__label::before {
  content: "";
  width: 6px;
  height: 6px;
  flex: none;
  background: var(--hth-orange);
  border-radius: 50%;
}

.hth-ticker__list {
  display: flex;
  align-items: center;
  gap: clamp(12px, 2.2vw, 28px);
  min-width: 0;
  font-family: var(--hth-font-mono);
  font-size: 12px;
  letter-spacing: 0.03em;
  color: var(--hth-mist);
}

.hth-ticker__item {
  position: relative;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.hth-ticker__item + .hth-ticker__item {
  padding-left: clamp(12px, 2.2vw, 28px);
  border-left: 1px solid rgba(56, 83, 75, 0.7);
}

.hth-ticker__item--live {
  color: var(--hth-neon);
  font-weight: 700;
}

/* 13.2 主横条 */
.hth-bar {
  background: var(--hth-ink);
}

.hth-bar__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: clamp(16px, 2.6vw, 40px);
  min-height: clamp(62px, 7vw, 78px);
}

/* 品牌 */
.hth-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  flex: none;
  padding-block: 10px;
}

.hth-brand__mark {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  flex: none;
  background: var(--hth-neon);
  color: var(--hth-ink);
  font-family: var(--hth-font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: -0.03em;
  border-radius: var(--hth-radius);
  clip-path: polygon(0 0, 100% 0, 100% 70%, 70% 100%, 0 100%);
  transition: background 0.18s var(--hth-ease);
}

.hth-brand__lock {
  display: flex;
  flex-direction: column;
  gap: 2px;
  line-height: 1.16;
}

.hth-brand__name {
  font-family: var(--hth-font-display);
  font-size: 19px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--hth-paper);
  transition: color 0.18s var(--hth-ease);
}

.hth-brand__sub {
  font-family: var(--hth-font-mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  color: var(--hth-mist);
  text-transform: uppercase;
}

.hth-brand:hover .hth-brand__name {
  color: var(--hth-neon);
}

.hth-brand:hover .hth-brand__mark {
  background: var(--hth-paper);
}

/* 导航 */
.hth-nav {
  margin-left: auto;
}

.hth-nav__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: clamp(8px, 1.7vw, 26px);
}

.hth-nav__item {
  min-width: 0;
}

.hth-nav__link {
  position: relative;
  display: inline-flex;
  align-items: center;
  padding: 0.5em 0.05em;
  color: var(--hth-mist);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.02em;
  white-space: nowrap;
  transition: color 0.18s var(--hth-ease);
}

.hth-nav__link::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0.1em;
  height: 2px;
  background: var(--hth-neon);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.2s var(--hth-ease);
}

.hth-nav__link:hover,
.hth-nav__link:focus-visible {
  color: var(--hth-paper);
}

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

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

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

/* 移动端按钮 */
.hth-nav-toggle {
  display: none;
  align-items: center;
  gap: 10px;
  margin-left: auto;
  padding: 10px 14px;
  border: var(--hth-edge);
  border-radius: var(--hth-radius);
  color: var(--hth-paper);
  font-family: var(--hth-font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  transition: border-color 0.18s var(--hth-ease), color 0.18s var(--hth-ease);
}

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

.hth-nav-toggle__box {
  display: grid;
  gap: 3px;
  width: 16px;
}

.hth-nav-toggle__line {
  display: block;
  height: 1.5px;
  background: currentColor;
  transition: transform 0.18s var(--hth-ease), opacity 0.18s var(--hth-ease);
}

.hth-nav-toggle[aria-expanded="true"] .hth-nav-toggle__line:nth-child(1) {
  transform: translateY(4.5px) rotate(45deg);
}

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

.hth-nav-toggle[aria-expanded="true"] .hth-nav-toggle__line:nth-child(3) {
  transform: translateY(-4.5px) rotate(-45deg);
}

.hth-nav-toggle[aria-expanded="true"] {
  border-color: var(--hth-neon);
  color: var(--hth-neon);
}

/* 滚动进度 */
.hth-progress {
  position: relative;
  height: 2px;
  background: rgba(56, 83, 75, 0.42);
  overflow: hidden;
}

.hth-progress__bar {
  display: block;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, var(--hth-teal), var(--hth-neon));
  transform: scaleX(0);
  transform-origin: 0 50%;
}

/* ---------- 14. 页脚 ---------- */
.hth-footer {
  position: relative;
  margin-top: clamp(64px, 9vw, 120px);
  background: var(--hth-ink);
  border-top: var(--hth-edge);
}

.hth-footer__band {
  background: var(--hth-panel);
  border-bottom: var(--hth-edge);
}

.hth-footer__band-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: clamp(10px, 2vw, 26px);
  min-height: 52px;
  padding-block: 8px;
  font-family: var(--hth-font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--hth-mist);
}

.hth-footer__band-mark {
  flex: none;
  padding: 0.24em 0.7em;
  background: var(--hth-yellow);
  color: var(--hth-ink);
  font-weight: 700;
  border-radius: var(--hth-radius);
}

.hth-footer__band-text {
  color: var(--hth-paper);
  font-weight: 700;
  letter-spacing: 0.06em;
}

.hth-footer__band-note {
  margin-left: auto;
  color: var(--hth-mist);
}

.hth-footer__main {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(0, 0.8fr) minmax(0, 0.8fr) minmax(0, 1.5fr);
  gap: clamp(24px, 3.5vw, 56px);
  padding-block: clamp(40px, 5vw, 68px);
}

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

.hth-brand--footer {
  padding-block: 0;
}

.hth-footer__summary {
  margin-top: 18px;
  max-width: 34ch;
  color: var(--hth-mist);
  font-size: 14.5px;
  line-height: 1.8;
}

.hth-footer__region {
  display: inline-flex;
  align-items: center;
  margin-top: 16px;
  padding: 0.22em 0.7em;
  border: 1px solid rgba(56, 83, 75, 0.9);
  border-radius: var(--hth-radius);
  color: var(--hth-mist);
  font-family: var(--hth-font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
}

.hth-footer__title {
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: var(--hth-edge);
  color: var(--hth-neon);
  font-family: var(--hth-font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.16em;
}

.hth-footer__list {
  display: grid;
  gap: 10px;
}

.hth-footer__list a {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--hth-mist);
  font-size: 15px;
  line-height: 1.6;
  transition: color 0.18s var(--hth-ease);
}

.hth-footer__list a::before {
  content: "";
  width: 5px;
  height: 5px;
  flex: none;
  background: var(--hth-line);
  border-radius: 1px;
  transition: background 0.18s var(--hth-ease);
}

.hth-footer__list a:hover {
  color: var(--hth-neon);
}

.hth-footer__list a:hover::before {
  background: var(--hth-orange);
}

.hth-footer__address {
  display: grid;
  gap: 12px;
  font-style: normal;
  color: var(--hth-mist);
  font-size: 14px;
  line-height: 1.75;
}

.hth-footer__line {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 10px;
  align-items: baseline;
}

.hth-footer__key {
  color: var(--hth-orange);
  font-family: var(--hth-font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  white-space: nowrap;
}

.hth-footer__legal {
  background: var(--hth-panel);
  border-top: var(--hth-edge);
}

.hth-footer__legal-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 22px;
  min-height: 56px;
  padding-block: 10px;
  color: var(--hth-mist);
  font-family: var(--hth-font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
}

.hth-footer__note {
  margin-left: auto;
}

/* 返回顶部 */
.hth-to-top {
  position: fixed;
  right: clamp(12px, 2.4vw, 28px);
  bottom: clamp(12px, 2.4vw, 28px);
  z-index: 120;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 16px;
  background: var(--hth-panel);
  border: var(--hth-edge);
  border-radius: var(--hth-radius);
  color: var(--hth-neon);
  font-family: var(--hth-font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: opacity 0.2s var(--hth-ease), transform 0.2s var(--hth-ease),
    visibility 0.2s linear, border-color 0.18s var(--hth-ease),
    background 0.18s var(--hth-ease);
}

.hth-to-top[data-visible] {
  opacity: 1;
  visibility: visible;
  transform: none;
}

.hth-to-top:hover {
  background: var(--hth-ink);
  border-color: var(--hth-neon);
}

.hth-to-top__icon {
  font-size: 14px;
  line-height: 1;
}

/* ---------- 15. 进场显现 ---------- */
html.hth-js .hth-reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.5s var(--hth-ease), transform 0.5s var(--hth-ease);
}

html.hth-js .hth-reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* ---------- 16. 响应式 ---------- */
@media (max-width: 1180px) {
  .hth-footer__main {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hth-footer__col--brand {
    grid-column: 1 / -1;
  }

  .hth-footer__summary {
    max-width: 52ch;
  }
}

@media (max-width: 1080px) {
  .hth-grid--4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hth-grid--3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 980px) {
  .hth-split {
    grid-template-columns: minmax(0, 1fr);
  }

  .hth-bar__inner {
    align-items: center;
  }

  .hth-nav {
    order: 3;
    display: none;
    width: 100%;
    margin: 0;
    padding-block: 4px 18px;
    border-top: 1px solid rgba(56, 83, 75, 0.8);
  }

  .hth-nav[data-open] {
    display: block;
  }

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

  .hth-nav__item {
    border-bottom: 1px solid rgba(56, 83, 75, 0.42);
  }

  .hth-nav__item:last-child {
    border-bottom: 0;
  }

  .hth-nav__link {
    display: flex;
    width: 100%;
    padding: 14px 4px;
    font-size: 16px;
  }

  .hth-nav__link::after {
    left: 4px;
    right: auto;
    bottom: 8px;
    width: 26px;
    height: 2px;
  }

  .hth-nav-toggle {
    order: 2;
    display: inline-flex;
  }
}

@media (max-width: 760px) {
  .hth-grid--2,
  .hth-grid--3,
  .hth-grid--4 {
    grid-template-columns: minmax(0, 1fr);
  }

  .hth-ticker__label {
    display: none;
  }

  .hth-ticker__list {
    overflow-x: auto;
    scrollbar-width: none;
    padding-block: 8px;
  }

  .hth-ticker__list::-webkit-scrollbar {
    display: none;
  }

  .hth-footer__main {
    grid-template-columns: minmax(0, 1fr);
  }

  .hth-footer__band-note,
  .hth-footer__note {
    display: none;
  }

  .hth-to-top__text {
    display: none;
  }

  .hth-to-top {
    padding: 13px 14px;
  }

  .hth-scorebar {
    font-size: 12px;
  }
}

@media (max-width: 520px) {
  .hth-brand__name {
    font-size: 17px;
  }

  .hth-brand__mark {
    width: 38px;
    height: 38px;
    font-size: 12px;
  }

  .hth-prose {
    max-width: 100%;
  }

  .hth-paper {
    padding: 18px 16px;
  }
}

/* ---------- 17. 动效偏好 ---------- */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }

  html.hth-js .hth-reveal {
    opacity: 1;
    transform: none;
  }

  .hth-progress__bar {
    transition: none;
  }
}