/* =========================================================
   盈嘉体育 · Site Kit 共享样式
   match-yingjia.com.cn /assets/site.css
   ========================================================= */

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

/* ---------- Design Tokens ---------- */
:root {
  --paper: #F5EFE2;
  --ink: #1E2A36;
  --blue: #2D6CDF;
  --blue-deep: #1E52C4;
  --orange: #F07B3F;
  --white: #FFFFFF;
  --gray: #5C6B7A;
  --red: #A6334C;
  --light-blue: #EAF2FA;
  --green: #2B6B4F;
  --border: #D8CBB8;

  --font-head: "Noto Sans CJK SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --font-body: "Noto Sans CJK SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --font-mono: "JetBrains Mono", Menlo, Consolas, "Courier New", monospace;

  --container-w: 1200px;
  --header-h: 72px;
  --radius-sm: 6px;
  --radius-md: 16px;
  --gutter: 24px;

  --ease: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --dur: 0.3s;
}

/* ---------- Base ---------- */
html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-head);
  font-weight: 900;
  line-height: 1.25;
  color: var(--ink);
}

p {
  max-width: 68ch;
}

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

a {
  color: var(--blue);
  text-decoration-thickness: 1.5px;
  text-underline-offset: 3px;
}

a:hover {
  text-decoration-color: var(--orange);
}

ul, ol {
  padding-left: 1.5em;
}

address {
  font-style: normal;
}

button {
  font-family: inherit;
  font-size: inherit;
}

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

[id] {
  scroll-margin-top: calc(var(--header-h) + 16px);
}

#main-content {
  scroll-margin-top: calc(var(--header-h) + 8px);
  outline: none;
}

:target {
  animation: target-fade 1s var(--ease);
}

@keyframes target-fade {
  from { background-color: rgba(240, 123, 63, 0.18); }
  to { background-color: transparent; }
}

/* ---------- Container ---------- */
.container {
  width: 100%;
  max-width: calc(var(--container-w) + var(--gutter) * 2);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* =========================================================
   页头
   ========================================================= */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-h);
  background: transparent;
  color: var(--white);
  border-bottom: 1px solid transparent;
  transition:
    background-color var(--dur) var(--ease),
    color var(--dur) var(--ease),
    border-color var(--dur) var(--ease),
    box-shadow var(--dur) var(--ease);
}

.site-header[data-scrolled="true"],
.site-header[data-open="true"] {
  background: var(--paper);
  color: var(--ink);
  border-bottom-color: var(--border);
}

.site-header[data-scrolled="true"] {
  box-shadow: 0 4px 20px rgba(30, 42, 54, 0.06);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  height: 100%;
}

.site-header__brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: inherit;
  text-decoration: none;
  font-family: var(--font-head);
  font-size: 21px;
  font-weight: 900;
  letter-spacing: 0.03em;
  white-space: nowrap;
}

.site-header__brand:hover {
  color: inherit;
}

.site-header__logo {
  width: 34px;
  height: 34px;
  flex-shrink: 0;
  transition: transform 0.3s var(--ease);
}

.site-header__brand:hover .site-header__logo {
  transform: translateY(-2px) scale(1.03);
}

.site-header__brand-text {
  line-height: 1;
}

.site-header__nav {
  display: flex;
  align-items: center;
  gap: 30px;
}

.site-header__nav-link {
  position: relative;
  color: inherit;
  text-decoration: none;
  font-size: 15px;
  font-weight: 500;
  padding: 6px 2px;
  border-bottom: 2px solid transparent;
  opacity: 0.88;
  transition: opacity 0.2s, border-color 0.2s, transform 0.2s;
}

.site-header__nav-link:hover,
.site-header__nav-link:focus-visible {
  opacity: 1;
  border-bottom-color: var(--orange);
  transform: translateY(-1px);
}

.site-header__nav-link[aria-current="page"] {
  opacity: 1;
  font-weight: 700;
  border-bottom-color: currentColor;
}

.site-header__actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.site-header__fav {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 999px;
  border: 1.5px solid currentColor;
  color: inherit;
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
  line-height: 1;
  transition: background-color 0.25s, color 0.25s, border-color 0.25s;
}

.site-header__fav:hover {
  background: var(--orange);
  border-color: var(--orange);
  color: var(--white);
}

.site-header__fav svg {
  flex-shrink: 0;
}

.site-header__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px;
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  color: inherit;
  cursor: pointer;
}

.site-header__toggle-bar {
  display: block;
  width: 100%;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
  transition: transform 0.25s var(--ease), opacity 0.2s;
}

.site-header[data-open="true"] .site-header__toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.site-header[data-open="true"] .site-header__toggle-bar:nth-child(2) {
  opacity: 0;
}

.site-header[data-open="true"] .site-header__toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ---------- Skip Link ---------- */
.skip-link {
  position: fixed;
  top: -100px;
  left: 16px;
  z-index: 2000;
  padding: 12px 20px;
  background: var(--ink);
  color: var(--white);
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  transition: top 0.2s;
}

.skip-link:hover {
  color: var(--white);
}

.skip-link:focus-visible {
  top: 0;
  outline: 3px solid var(--orange);
}

/* =========================================================
   页脚
   ========================================================= */
.site-footer {
  position: relative;
  margin-top: 96px;
  padding: 88px 0 32px;
  background: var(--ink);
  color: var(--paper);
}

.site-footer::before {
  content: "";
  position: absolute;
  top: -22px;
  left: 0;
  right: 0;
  height: 22px;
  background: var(--ink);
  clip-path: polygon(
    0% 100%, 3% 30%, 6% 100%, 9% 55%, 12% 100%, 16% 10%, 20% 100%,
    23% 35%, 26% 100%, 29% 65%, 32% 100%, 36% 0%, 40% 100%,
    43% 45%, 46% 100%, 50% 20%, 54% 100%, 57% 60%, 60% 100%,
    64% 5%, 68% 100%, 71% 40%, 74% 100%, 78% 55%, 81% 100%,
    85% 15%, 89% 100%, 92% 50%, 95% 100%, 98% 30%, 100% 100%
  );
  pointer-events: none;
}

.site-footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px 40px;
  margin-bottom: 48px;
}

.site-footer__brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--paper);
  text-decoration: none;
  font-family: var(--font-head);
  font-size: 22px;
  font-weight: 900;
  letter-spacing: 0.03em;
  margin-bottom: 15px;
}

.site-footer__brand:hover {
  color: var(--paper);
}

.site-footer__logo {
  width: 38px;
  height: 38px;
  transition: transform 0.3s var(--ease);
}

.site-footer__brand:hover .site-footer__logo {
  transform: rotate(-4deg) scale(1.04);
}

.site-footer__brand-text {
  line-height: 1;
}

.site-footer__tagline {
  font-size: 17px;
  font-weight: 700;
  color: var(--orange);
  letter-spacing: 0.12em;
  margin-bottom: 10px;
}

.site-footer__note {
  font-size: 14px;
  color: rgba(245, 239, 226, 0.72);
  line-height: 1.75;
  max-width: 34em;
}

.site-footer__heading {
  font-size: 13px;
  font-weight: 700;
  color: var(--paper);
  letter-spacing: 0.1em;
  padding-bottom: 10px;
  margin-bottom: 16px;
  border-bottom: 1px solid rgba(245, 239, 226, 0.22);
}

.site-footer__links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.site-footer__links a {
  display: inline-block;
  color: rgba(245, 239, 226, 0.78);
  text-decoration: none;
  font-size: 14px;
  transition: color 0.2s, transform 0.2s;
  transform-origin: left center;
}

.site-footer__links a:hover {
  color: var(--paper);
  transform: translateX(4px);
}

.site-footer__address {
  margin-top: 22px;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(245, 239, 226, 0.58);
}

.site-footer__bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 8px 16px;
  padding-top: 22px;
  border-top: 1px solid rgba(245, 239, 226, 0.18);
  font-size: 13px;
  color: rgba(245, 239, 226, 0.55);
}

.site-footer__copyright,
.site-footer__icp {
  margin: 0;
}

/* =========================================================
   按钮
   ========================================================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: 999px;
  border: none;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 700;
  line-height: 1;
  text-decoration: none;
  cursor: pointer;
  transition:
    transform 0.2s var(--ease),
    box-shadow 0.2s var(--ease),
    background-color 0.25s,
    color 0.25s,
    border-color 0.25s;
}

.btn:active {
  transform: scale(0.97);
}

.btn--primary {
  background: var(--blue);
  color: var(--white);
}

.btn--primary:hover,
.btn--primary:focus-visible {
  background: var(--blue-deep);
  color: var(--white);
  box-shadow: 0 4px 16px rgba(45, 108, 223, 0.3);
}

.btn--outline {
  border: 2px solid var(--ink);
  background: transparent;
  color: var(--ink);
  padding: 10px 26px;
}

.btn--outline:hover,
.btn--outline:focus-visible {
  background: var(--ink);
  color: var(--paper);
}

.btn--orange {
  background: var(--orange);
  color: var(--white);
}

.btn--orange:hover,
.btn--orange:focus-visible {
  background: #D9662D;
  color: var(--white);
}

/* =========================================================
   布局容器
   ========================================================= */
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.card-grid--2col {
  grid-template-columns: repeat(2, 1fr);
}

.theme-band {
  padding: 72px 0;
}

.theme-band--ink {
  background: var(--ink);
  color: var(--paper);
}

.theme-band--ink .section-title,
.theme-band--ink h2,
.theme-band--ink h3 {
  color: var(--paper);
}

.theme-band--blue {
  background: var(--light-blue);
}

.theme-band--white {
  background: var(--white);
}

/* =========================================================
   展览 / 目录类组件
   ========================================================= */
.section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 20px;
  margin-bottom: 32px;
}

.mono-tag {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.12em;
  color: var(--blue);
}

.section-title {
  font-family: var(--font-head);
  font-size: clamp(22px, 3vw, 28px);
  font-weight: 900;
  color: var(--ink);
  line-height: 1.3;
}

.section-desc {
  flex-basis: 100%;
  color: var(--gray);
  font-size: 16px;
  max-width: 42em;
}

.exhibit-card {
  display: block;
  position: relative;
  padding: 28px 24px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: 0 2px 8px rgba(30, 42, 54, 0.05);
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.exhibit-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 24px rgba(30, 42, 54, 0.1);
}

.exhibit-card__index {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--blue);
  letter-spacing: 0.1em;
  margin-bottom: 14px;
}

.exhibit-card__title {
  font-family: var(--font-head);
  font-size: 20px;
  font-weight: 900;
  color: var(--ink);
  margin-bottom: 8px;
  line-height: 1.4;
}

.exhibit-card__text {
  font-size: 14px;
  color: var(--gray);
  line-height: 1.75;
}

.plate-note {
  background: var(--light-blue);
  border-left: 4px solid var(--blue);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 22px 26px;
}

.plate-note__label {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--blue);
  letter-spacing: 0.14em;
  margin-bottom: 8px;
}

.plate-note p,
.plate-note div {
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink);
}

.index-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 28px;
  padding: 18px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 13px;
}

.index-strip__num {
  color: var(--blue);
  margin-right: 6px;
  font-weight: 700;
}

.index-strip a {
  color: var(--ink);
  text-decoration: none;
  letter-spacing: 0.04em;
  transition: color 0.2s;
}

.index-strip a:hover {
  color: var(--blue);
}

.image-frame {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-md);
  background: var(--light-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 200px;
  color: var(--gray);
  font-family: var(--font-mono);
  font-size: 13px;
  aspect-ratio: 16 / 9;
}

.image-frame--tall {
  aspect-ratio: 3 / 4;
}

.image-frame--wide {
  aspect-ratio: 21 / 9;
}

/* =========================================================
   内容与表格
   ========================================================= */
.display-title {
  font-family: var(--font-head);
  font-size: clamp(40px, 6vw, 64px);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: 0.01em;
  color: var(--ink);
}

.display-title--on-dark {
  color: var(--paper);
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0 0 28px;
  padding: 0;
  list-style: none;
  font-size: 14px;
  color: var(--gray);
}

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

.breadcrumb__item a {
  color: var(--blue);
  text-decoration: none;
  transition: color 0.2s;
}

.breadcrumb__item a:hover {
  color: var(--blue-deep);
  text-decoration: underline;
}

.breadcrumb__sep {
  font-family: var(--font-mono);
  color: var(--border);
  font-weight: 700;
}

.score-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
  background: var(--white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(30, 42, 54, 0.05);
}

.score-table th {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.05em;
  font-weight: 700;
  text-align: left;
  color: var(--gray);
  background: var(--light-blue);
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
}

.score-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
  color: var(--ink);
}

.score-table tr:last-child td {
  border-bottom: none;
}

.score-table tbody tr {
  transition: background-color 0.2s;
}

.score-table tbody tr:hover {
  background: rgba(45, 108, 223, 0.06);
}

/* =========================================================
   交互组件
   ========================================================= */
.favorite-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 2px solid var(--border);
  background: var(--white);
  color: var(--gray);
  cursor: pointer;
  flex-shrink: 0;
  transition: transform 0.2s, color 0.2s, border-color 0.2s, background-color 0.2s;
}

.favorite-btn:hover {
  color: var(--orange);
  border-color: var(--orange);
}

.favorite-btn[data-faved="true"] {
  color: var(--white);
  background: var(--orange);
  border-color: var(--orange);
  animation: pulse 0.5s var(--ease);
}

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(240, 123, 63, 0.45); }
  100% { box-shadow: 0 0 0 18px rgba(240, 123, 63, 0); }
}

.back-to-top {
  position: fixed;
  right: 28px;
  bottom: 28px;
  z-index: 900;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: none;
  background: var(--blue);
  color: var(--white);
  font-size: 20px;
  font-weight: 700;
  line-height: 1;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease), background-color 0.25s;
}

.back-to-top[data-visible="true"] {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--blue-deep);
}

.diag-line {
  height: 12px;
  border: none;
  background: repeating-linear-gradient(
    -45deg,
    transparent 0 10px,
    var(--blue) 10px 12px
  );
  opacity: 0.5;
}

.diag-line--orange {
  background: repeating-linear-gradient(
    -45deg,
    transparent 0 10px,
    var(--orange) 10px 12px
  );
}

/* =========================================================
   滚动显现
   ========================================================= */
[data-reveal="pending"] {
  opacity: 0;
  transform: translateY(10px);
}

[data-reveal="pending"][data-reveal-delay="1"] { transition-delay: 0.08s; }
[data-reveal="pending"][data-reveal-delay="2"] { transition-delay: 0.16s; }
[data-reveal="pending"][data-reveal-delay="3"] { transition-delay: 0.24s; }
[data-reveal="pending"][data-reveal-delay="4"] { transition-delay: 0.32s; }

[data-reveal="visible"] {
  opacity: 1;
  transform: translateY(0);
}

html:not(.js) [data-reveal] {
  opacity: 1 !important;
  transform: none !important;
}

/* =========================================================
   响应式
   ========================================================= */
@media (max-width: 960px) {
  .site-header__toggle {
    display: flex;
  }

  .site-header__nav {
    display: none;
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 16px 24px 24px;
    background: var(--paper);
    color: var(--ink);
    border-bottom: 2px solid var(--border);
    max-height: calc(100vh - var(--header-h));
    overflow-y: auto;
  }

  .site-header[data-open="true"] .site-header__nav {
    display: flex;
  }

  .site-header__nav-link {
    padding: 15px 6px;
    font-size: 16px;
    border-bottom: 1px solid var(--border);
    opacity: 1;
  }

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

  .site-header__nav-link[aria-current="page"] {
    color: var(--blue);
    border-bottom-color: var(--blue);
  }

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

  .card-grid--2col {
    grid-template-columns: 1fr;
  }

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

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

@media (max-width: 560px) {
  .site-header__fav span {
    display: none;
  }

  .site-header__fav {
    padding: 8px;
    border-radius: 50%;
  }

  .site-footer {
    padding-top: 72px;
    margin-top: 72px;
  }

  .site-footer__grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .site-footer__brand-col {
    grid-column: auto;
  }

  .card-grid {
    grid-template-columns: 1fr;
  }

  .back-to-top {
    right: 16px;
    bottom: 16px;
    width: 44px;
    height: 44px;
  }
}

/* =========================================================
   动效与可访问性
   ========================================================= */
@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;
  }

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