/* ============================================================
   国产精映 · 全站共享样表 /assets/site.css
   视觉语言：夜店霓虹 × 地下录像厅 · 非对称编辑部版式
   ============================================================ */

/* ---------- 1. Reset ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  min-height: 100vh;
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", "Helvetica Neue", Arial, sans-serif;
  font-size: 15px;
  line-height: 1.7;
  color: #F5F5F5;
  background-color: #1F2A44;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

ul,
ol {
  list-style: none;
}

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

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

h1, h2, h3, h4, h5, h6 {
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: 0.02em;
  -webkit-text-stroke: 0.6px rgba(0, 0, 0, 0.3);
}

/* ---------- 2. CSS 变量 ---------- */
:root {
  --color-home-bg: #1F2A44;
  --color-category-bg: #1E3D2F;
  --color-list-bg: #2B2045;
  --color-card-orange: #FFB020;
  --color-card-magenta: #E8487F;
  --color-card-teal: #20BFA9;
  --color-accent-yellow: #FFE600;
  --color-update-orange: #FF6A00;
  --color-status-green: #12B76A;
  --color-status-red: #EF4444;
  --color-status-blue: #3B82F6;
  --color-body-text: #F5F5F5;
  --color-secondary-text: #A0B0C0;
  --color-divider: rgba(255, 255, 255, 0.15);

  --font-body: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", "Helvetica Neue", Arial, sans-serif;
  --font-mono: "SF Mono", "Cascadia Code", "Roboto Mono", Consolas, "Courier New", monospace;

  --content-max: 1280px;
  --header-strip-height: 4px;
  --transition-fast: 0.15s ease;
  --transition-base: 0.25s ease;
  --radius-sm: 3px;
  --radius-md: 6px;
}

/* ---------- 3. 基础排版与链接 ---------- */
body {
  color: var(--color-body-text);
}

::selection {
  background: var(--color-accent-yellow);
  color: #1F2A44;
}

h1 {
  font-size: clamp(26px, 4vw, 44px);
}

h2 {
  font-size: clamp(20px, 3vw, 30px);
}

h3 {
  font-size: 18px;
}

h4 {
  font-size: 16px;
}

p {
  margin-bottom: 14px;
}

a {
  color: inherit;
  transition: color var(--transition-fast), border-color var(--transition-fast), background-color var(--transition-fast), box-shadow var(--transition-fast);
}

:focus-visible {
  outline: 2px solid var(--color-accent-yellow);
  outline-offset: 3px;
  border-radius: 2px;
}

/* ---------- 4. 通用布局 ---------- */
.content-wide {
  width: 100%;
  max-width: var(--content-max);
  margin-inline: auto;
  padding-inline: 20px;
}

.content-narrow {
  max-width: 720px;
  margin-inline: auto;
}

.content-grid {
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr);
  gap: 32px;
}

.page-bg--home {
  background-color: var(--color-home-bg);
}

.page-bg--category {
  background-color: var(--color-category-bg);
}

.page-bg--list {
  background-color: var(--color-list-bg);
}

/* ---------- 5. 通用按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 700;
  line-height: 1.4;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  text-decoration: none;
  cursor: pointer;
  transition: background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
}

.btn:active {
  transform: translateY(1px);
}

.btn--primary {
  background: var(--color-accent-yellow);
  color: #1F2A44;
}

.btn--primary:hover {
  background: #FFF233;
  color: #1F2A44;
  box-shadow: 0 0 16px rgba(255, 230, 0, 0.35);
}

.btn--ghost {
  background: transparent;
  border-color: var(--color-divider);
  color: var(--color-body-text);
}

.btn--ghost:hover {
  border-color: var(--color-card-teal);
  color: var(--color-card-teal);
}

/* ---------- 6. 面包屑 ---------- */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  list-style: none;
  font-size: 13px;
  color: var(--color-secondary-text);
  margin-bottom: 20px;
}

.breadcrumb__item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.breadcrumb__item + .breadcrumb__item::before {
  content: "/";
  color: rgba(255, 255, 255, 0.3);
}

.breadcrumb__link {
  color: var(--color-secondary-text);
  text-decoration: none;
}

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

.breadcrumb__item[aria-current="page"] {
  color: var(--color-body-text);
  font-weight: 600;
}

/* ---------- 7. 区块标题与眉题 ---------- */
.section-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 22px;
  font-weight: 800;
  letter-spacing: 0.04em;
  margin-bottom: 16px;
  color: var(--color-body-text);
}

.section-title::before {
  content: "";
  width: 8px;
  height: 8px;
  background: var(--color-accent-yellow);
  transform: rotate(45deg);
  flex-shrink: 0;
  box-shadow: 0 0 8px rgba(255, 230, 0, 0.5);
}

.eyebrow {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--color-card-teal);
  text-transform: uppercase;
  margin-bottom: 6px;
}

/* ---------- 8. 顶栏 Header ---------- */
.site-header {
  position: relative;
  background: rgba(24, 32, 52, 0.95);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.25);
}

.site-header::before {
  content: "";
  display: block;
  height: var(--header-strip-height);
  background: repeating-linear-gradient(
    90deg,
    var(--color-accent-yellow) 0 48px,
    var(--color-card-magenta) 48px 96px,
    var(--color-card-teal) 96px 144px,
    var(--color-update-orange) 144px 192px
  );
}

.site-header__inner {
  position: relative;
}

.site-header__bar {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 22px 0 14px;
  position: relative;
}

.site-brand {
  text-align: center;
  display: inline-block;
  transition: opacity var(--transition-fast);
}

.site-brand:hover {
  opacity: 0.88;
}

.site-brand__name {
  display: block;
  font-size: 30px;
  font-weight: 900;
  letter-spacing: 0.12em;
  line-height: 1.2;
  color: var(--color-body-text);
  text-shadow:
    0 0 14px rgba(255, 230, 0, 0.25),
    0 0 30px rgba(255, 230, 0, 0.1);
}

.site-brand__sub {
  display: block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.38em;
  color: var(--color-card-teal);
  text-align: center;
  margin-top: 2px;
  padding-left: 0.38em;
}

/* 移动导航按钮 */
.nav-toggle {
  display: none;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.04);
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

.nav-toggle:hover {
  border-color: var(--color-accent-yellow);
  background: rgba(255, 230, 0, 0.08);
}

.nav-toggle__icon {
  display: inline-flex;
  flex-direction: column;
  gap: 4px;
  width: 16px;
}

.nav-toggle__bar {
  display: block;
  height: 2px;
  background: var(--color-body-text);
  border-radius: 1px;
  transition: background-color var(--transition-fast), transform var(--transition-fast);
}

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

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

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

.nav-toggle__label {
  font-size: 13px;
  font-weight: 700;
  color: var(--color-body-text);
}

/* 主导航 */
.site-nav {
  position: relative;
  border-top: 1px solid var(--color-divider);
  border-bottom: 1px solid var(--color-divider);
}

.site-nav__list {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  list-style: none;
}

.site-nav__item {
  position: relative;
}

.site-nav__link {
  display: block;
  padding: 13px 20px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--color-body-text);
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

.site-nav__link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 20px;
  right: 20px;
  height: 3px;
  background: var(--color-accent-yellow);
  opacity: 0;
  transform: scaleX(0.4);
  transition: opacity var(--transition-fast), transform var(--transition-fast);
}

.site-nav__link:hover {
  color: var(--color-accent-yellow);
  background: rgba(255, 230, 0, 0.05);
}

.site-nav__link:hover::after {
  opacity: 0.7;
  transform: scaleX(1);
}

.site-nav__link[aria-current="page"] {
  color: var(--color-accent-yellow);
  background: rgba(255, 230, 0, 0.08);
}

.site-nav__link[aria-current="page"]::after {
  opacity: 1;
  transform: scaleX(1);
  box-shadow: 0 0 10px rgba(255, 230, 0, 0.6);
}

/* 跳转链接 */
.skip-link {
  position: fixed;
  top: -100px;
  left: 16px;
  z-index: 2000;
  display: inline-block;
  padding: 12px 18px;
  background: var(--color-accent-yellow);
  color: #1F2A44;
  font-weight: 700;
  font-size: 14px;
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.35);
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: 0;
}

/* ---------- 9. 页脚 Footer ---------- */
.site-footer {
  position: relative;
  background: var(--color-list-bg);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  margin-top: 48px;
}

.site-footer::before {
  content: "";
  display: block;
  height: var(--header-strip-height);
  background: repeating-linear-gradient(
    90deg,
    var(--color-accent-yellow) 0 48px,
    var(--color-card-magenta) 48px 96px,
    var(--color-card-teal) 96px 144px,
    var(--color-update-orange) 144px 192px
  );
}

.site-footer__inner {
  padding-block: 48px 40px;
}

.site-footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 32px;
}

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

.site-footer__brand {
  display: inline-block;
}

.site-footer__brand-name {
  display: block;
  font-size: 26px;
  font-weight: 900;
  letter-spacing: 0.12em;
  color: var(--color-body-text);
  text-shadow:
    0 0 12px rgba(255, 230, 0, 0.2),
    0 0 26px rgba(255, 230, 0, 0.08);
}

.site-footer__brand-sub {
  display: block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.36em;
  color: var(--color-card-teal);
  margin-top: 2px;
  padding-left: 0.36em;
}

.site-footer__desc {
  font-size: 13px;
  color: var(--color-secondary-text);
  line-height: 1.6;
  margin-bottom: 0;
}

.site-footer__col {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.site-footer__heading {
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.12em;
  color: var(--color-accent-yellow);
  -webkit-text-stroke: 0;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-divider);
  margin-bottom: 2px;
}

.site-footer__list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.site-footer__list a {
  font-size: 14px;
  color: var(--color-body-text);
  opacity: 0.82;
  transition: opacity var(--transition-fast), color var(--transition-fast), padding-left var(--transition-fast);
}

.site-footer__list a:hover {
  opacity: 1;
  color: var(--color-accent-yellow);
  padding-left: 4px;
}

.site-footer__list--contact a {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--color-card-teal);
  word-break: break-all;
}

.site-footer__list--contact a:hover {
  color: var(--color-accent-yellow);
}

.site-footer__bottom {
  background: rgba(0, 0, 0, 0.28);
  border-top: 1px solid var(--color-divider);
  padding-block: 16px;
}

.site-footer__bottom-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.site-footer__icp {
  font-size: 12px;
  font-family: var(--font-mono);
  color: var(--color-secondary-text);
}

.site-footer__copyright {
  font-size: 12px;
  color: var(--color-secondary-text);
}

/* 回到顶部 */
.to-top {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 1500;
  padding: 10px 14px;
  font-size: 13px;
  font-weight: 700;
  color: #1F2A44;
  background: var(--color-accent-yellow);
  border-radius: var(--radius-sm);
  box-shadow: 0 4px 18px rgba(255, 230, 0, 0.3), 0 2px 8px rgba(0, 0, 0, 0.35);
  transition: background-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}

.to-top:hover {
  background: #FFF233;
  transform: translateY(-3px);
  box-shadow: 0 6px 24px rgba(255, 230, 0, 0.4), 0 2px 8px rgba(0, 0, 0, 0.35);
}

.to-top[hidden] {
  display: none;
}

/* ---------- 10. 卡片墙 ---------- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 14px;
}

.cover-card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

.cover-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.45), 0 0 0 1px rgba(255, 230, 0, 0.2);
  border-color: rgba(255, 230, 0, 0.3);
}

.cover-card__media {
  position: relative;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  background: linear-gradient(135deg, #1A2240, #2B2045);
}

.cover-card--orange .cover-card__media {
  background: linear-gradient(135deg, var(--color-card-orange), #F06200);
}

.cover-card--magenta .cover-card__media {
  background: linear-gradient(135deg, var(--color-card-magenta), #8B2252);
}

.cover-card--teal .cover-card__media {
  background: linear-gradient(135deg, var(--color-card-teal), #0E6E64);
}

.cover-card__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(0deg, transparent 0 3px, rgba(0, 0, 0, 0.12) 3px 4px);
  pointer-events: none;
}

.cover-card__body {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 10px 12px 12px;
}

.cover-card__title {
  font-size: 14px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--color-body-text);
  -webkit-text-stroke: 0;
}

.cover-card__meta {
  font-size: 11px;
  font-family: var(--font-mono);
  color: var(--color-secondary-text);
}

.cover-card__badge {
  position: absolute;
  top: 8px;
  right: 8px;
  z-index: 2;
}

/* ---------- 11. 磁贴矩阵 ---------- */
.tile-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.tile {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 132px;
  padding: 18px 20px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.1);
  overflow: hidden;
  text-decoration: none;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.tile:hover {
  transform: translateY(-4px) rotate(-0.5deg);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.35);
}

.tile::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  border-style: solid;
  border-width: 0 18px 18px 0;
  border-color: transparent rgba(0, 0, 0, 0.18) transparent transparent;
  pointer-events: none;
}

.tile--orange {
  background: var(--color-card-orange);
}

.tile--magenta {
  background: var(--color-card-magenta);
}

.tile--teal {
  background: var(--color-card-teal);
}

.tile--yellow {
  background: var(--color-accent-yellow);
}

.tile__title {
  font-size: 19px;
  font-weight: 900;
  letter-spacing: 0.04em;
  color: #1F2A44;
  -webkit-text-stroke: 0.5px rgba(255, 255, 255, 0.2);
}

.tile__count {
  font-size: 12px;
  font-family: var(--font-mono);
  color: rgba(31, 42, 68, 0.65);
  margin-top: 4px;
}

/* ---------- 12. 条目列表行 ---------- */
.entry-list {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--color-divider);
}

.entry-row {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 10px;
  border-bottom: 1px solid var(--color-divider);
  text-decoration: none;
  color: var(--color-body-text);
  transition: background-color var(--transition-fast);
}

.entry-row:hover {
  background: rgba(255, 255, 255, 0.05);
}

.entry-row__title {
  flex: 1;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.4;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.entry-row__meta {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

/* ---------- 13. 标签块组 ---------- */
.tag-group {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  font-size: 12px;
  font-weight: 600;
  line-height: 1.4;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--color-divider);
  color: var(--color-body-text);
  text-decoration: none;
  transition: background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}

.tag:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.3);
}

.tag--yellow {
  background: rgba(255, 230, 0, 0.12);
  border-color: rgba(255, 230, 0, 0.4);
  color: var(--color-accent-yellow);
}

.tag--teal {
  background: rgba(32, 191, 169, 0.12);
  border-color: rgba(32, 191, 169, 0.4);
  color: var(--color-card-teal);
}

.tag--magenta {
  background: rgba(232, 72, 127, 0.12);
  border-color: rgba(232, 72, 127, 0.4);
  color: var(--color-card-magenta);
}

/* ---------- 14. 状态徽标 ---------- */
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 9px;
  font-size: 11px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.04em;
  border-radius: 999px;
  white-space: nowrap;
}

.status-badge--green {
  background: var(--color-status-green);
  color: #04281A;
}

.status-badge--red {
  background: var(--color-status-red);
  color: #FFFFFF;
}

.status-badge--blue {
  background: var(--color-status-blue);
  color: #FFFFFF;
}

.status-badge--yellow {
  background: var(--color-accent-yellow);
  color: #1F2A44;
}

.status-badge--orange {
  background: var(--color-update-orange);
  color: #FFFFFF;
}

/* ---------- 15. 序号标记 ---------- */
.rank-number {
  display: inline-block;
  min-width: 34px;
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--color-card-teal);
  text-align: right;
  flex-shrink: 0;
}

/* ---------- 16. 指标条 ---------- */
.progress-bar {
  height: 6px;
  background: rgba(255, 255, 255, 0.12);
  border-radius: 3px;
  overflow: hidden;
}

.progress-bar__fill {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--color-card-teal), var(--color-accent-yellow));
  border-radius: 3px;
}

.progress-bar--magenta .progress-bar__fill {
  background: linear-gradient(90deg, var(--color-card-magenta), var(--color-update-orange));
}

/* ---------- 17. 索引条 ---------- */
.index-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.index-bar__item {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  height: 36px;
  padding: 0 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-sm);
  color: var(--color-body-text);
  text-decoration: none;
  transition: background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.index-bar__item:hover {
  background: var(--color-accent-yellow);
  border-color: var(--color-accent-yellow);
  color: #1F2A44;
  box-shadow: 0 0 12px rgba(255, 230, 0, 0.3);
}

.index-bar__item[aria-current="true"] {
  background: var(--color-card-teal);
  border-color: var(--color-card-teal);
  color: #04281A;
}

/* ---------- 18. 横向滑轨 ---------- */
.scroll-track {
  display: flex;
  gap: 14px;
  overflow-x: auto;
  padding: 8px 4px 20px;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
}

.scroll-track::-webkit-scrollbar {
  height: 6px;
}

.scroll-track::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.06);
  border-radius: 3px;
}

.scroll-track::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.22);
  border-radius: 3px;
}

.scroll-track__item {
  flex: 0 0 200px;
  max-width: 240px;
  scroll-snap-align: start;
}

/* ---------- 19. 对照表格 ---------- */
.spec-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  line-height: 1.5;
}

.spec-table th,
.spec-table td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--color-divider);
  text-align: left;
}

.spec-table th {
  background: rgba(255, 255, 255, 0.07);
  color: var(--color-accent-yellow);
  font-weight: 700;
  letter-spacing: 0.04em;
}

.spec-table td {
  color: var(--color-body-text);
}

.spec-table tr:hover td {
  background: rgba(255, 255, 255, 0.04);
}

/* ---------- 20. 切角面板 ---------- */
.corner-panel {
  position: relative;
  padding: 22px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-sm);
  margin-bottom: 20px;
}

.corner-panel::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 20px;
  height: 20px;
  border-top: 3px solid var(--color-accent-yellow);
  border-left: 3px solid var(--color-accent-yellow);
  border-radius: var(--radius-sm) 0 0 0;
}

/* ---------- 21. 图片占位框架 ---------- */
.media-frame {
  position: relative;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  background: linear-gradient(135deg, #1A2240, #2B2045);
}

.media-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(0deg, transparent 0 3px, rgba(0, 0, 0, 0.12) 3px 4px);
  pointer-events: none;
}

.media-frame img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- 22. 辅助工具 ---------- */
.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;
}

/* ---------- 23. 响应式 ---------- */
@media (max-width: 1199px) {
  .card-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

  .site-footer__grid {
    grid-template-columns: 1.4fr 1fr 1fr;
  }

  .site-footer__brand-col {
    grid-column: 1 / -1;
    flex-direction: row;
    align-items: baseline;
    gap: 20px;
  }
}

@media (max-width: 991px) {
  .content-grid {
    grid-template-columns: 1fr;
  }

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

  .site-footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: 28px;
  }

  .site-footer__brand-col {
    grid-column: 1 / -1;
  }
}

@media (max-width: 767px) {
  .site-header__bar {
    justify-content: space-between;
    padding: 16px 0 12px;
  }

  .site-brand__name {
    font-size: 22px;
    letter-spacing: 0.08em;
  }

  .site-brand__sub {
    font-size: 10px;
    letter-spacing: 0.3em;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .site-nav {
    display: none;
    position: absolute;
    top: calc(100% + 1px);
    left: 0;
    right: 0;
    z-index: 100;
    background: #131A2E;
    border-top: none;
    border-bottom: 1px solid var(--color-divider);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.4);
  }

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

  .site-nav__list {
    flex-direction: column;
  }

  .site-nav__link {
    padding: 14px 24px;
    border-bottom: 1px solid var(--color-divider);
    white-space: normal;
  }

  .site-nav__link:last-child {
    border-bottom: none;
  }

  .site-nav__link::after {
    left: 24px;
    right: auto;
    width: 32px;
    height: 3px;
    bottom: auto;
    top: 50%;
    transform: scaleX(0);
  }

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

  .card-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
  }

  .tile-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .tile {
    min-height: 100px;
    padding: 14px 16px;
  }

  .site-footer__inner {
    padding-block: 32px 28px;
  }

  .site-footer__grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .site-footer__brand-col {
    grid-column: auto;
    flex-direction: column;
    gap: 8px;
  }

  .site-footer__bottom-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }

  .to-top {
    right: 14px;
    bottom: 14px;
    padding: 8px 12px;
    font-size: 12px;
  }

  .entry-row {
    flex-wrap: wrap;
    gap: 8px;
    padding: 10px 8px;
  }

  .entry-row__title {
    flex-basis: 60%;
  }

  .entry-row__meta {
    flex-basis: 100%;
    padding-top: 2px;
  }
}

@media (max-width: 380px) {
  .card-grid {
    grid-template-columns: 1fr 1fr;
    gap: 8px;
  }

  .cover-card__title {
    font-size: 13px;
  }
}

/* ---------- 24. 减少动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .cover-card:hover,
  .tile:hover,
  .to-top:hover {
    transform: none;
  }
}