/* ============================================================
   /assets/site.css — 新记体育 共享外壳
   01 重置与变量 / 02 基础排版 / 03 通用布局与组件
   04 头部框架 / 05 页脚 / 06 图片容器 / 07 交互态 / 08 响应式
   ============================================================ */

/* ---------- 01 重置与变量 ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

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

body, h1, h2, h3, h4, h5, p, ul, ol, li, figure, blockquote, dl, dd, fieldset {
  margin: 0;
}

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

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

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  cursor: pointer;
}

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

:root {
  --ink: #0B2A24;
  --ink-deep: #08201C;
  --ink-band: #09231E;
  --cream: #F6F0E4;
  --cream-2: #FFFDF7;
  --cream-3: #EFE6D3;
  --cyan: #24D6C8;
  --cyan-deep: #0E6F68;
  --orange: #F26430;
  --lime: #E6FF4D;
  --brown: #211A17;
  --moss: #6F8B7A;
  --sand: #D9C8A8;
  --red: #D64545;
  --mist: #CFE9E4;

  --line-dark: rgba(207, 233, 228, 0.16);
  --line-light: rgba(33, 26, 23, 0.14);

  --frame-max: 1320px;
  --radius: 22px;
  --radius-lg: 32px;
  --radius-pill: 999px;

  --font-head: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", system-ui, sans-serif;
  --font-body: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", "JetBrains Mono", "SFMono-Regular", Consolas, "Liberation Mono", monospace;

  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

/* ---------- 02 基础排版 ---------- */
body {
  background-color: var(--cream);
  background-image: radial-gradient(120% 80% at 12% -10%, rgba(217, 200, 168, 0.42), transparent 58%);
  background-repeat: no-repeat;
  color: var(--brown);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main { flex: 1 0 auto; }

h1, h2, h3, h4, h5 {
  font-family: var(--font-head);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.015em;
  font-stretch: condensed;
  color: var(--brown);
}

h1 { font-size: clamp(2.25rem, 5.6vw, 4.25rem); font-weight: 900; }
h2 { font-size: clamp(1.65rem, 3.2vw, 2.6rem); }
h3 { font-size: clamp(1.15rem, 1.8vw, 1.55rem); }
h4 { font-size: 1.05rem; font-weight: 700; }

p { text-wrap: pretty; }

strong { font-weight: 800; }

.mono,
.num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.04em;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--moss);
}

.eyebrow::before {
  content: "";
  display: inline-block;
  width: 26px;
  height: 1px;
  background: currentColor;
}

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

/* ---------- 03 通用布局与组件 ---------- */
.skip-link {
  position: absolute;
  top: -120px;
  left: 1rem;
  z-index: 300;
  padding: 0.7rem 1.15rem;
  background: var(--lime);
  color: var(--brown);
  font-weight: 700;
  border-radius: var(--radius-pill);
  transition: top 0.2s var(--ease);
}

.skip-link:focus { top: 0.8rem; }

.wrap {
  width: 100%;
  max-width: var(--frame-max);
  margin-inline: auto;
  padding-inline: clamp(1.1rem, 4vw, 2.5rem);
}

.section {
  padding-block: clamp(3rem, 6.5vw, 6rem);
}

.section--ink {
  background: var(--ink);
  color: var(--mist);
}

.section--ink h1,
.section--ink h2,
.section--ink h3,
.section--ink h4 { color: var(--cream); }

.section--cream { background: var(--cream); }

.section--sand {
  background: var(--cream-3);
  border-block: 1px solid var(--line-light);
}

.rule {
  height: 1px;
  border: 0;
  background: var(--line-light);
  margin-block: clamp(1.5rem, 3vw, 2.5rem);
}

.grid {
  display: grid;
  gap: clamp(1rem, 2.2vw, 1.75rem);
}

.grid--2 { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.grid--3 { grid-template-columns: repeat(auto-fit, minmax(215px, 1fr)); }

.split {
  display: grid;
  gap: clamp(1.5rem, 4vw, 3.5rem);
  grid-template-columns: 1fr;
}

.split--reverse { direction: ltr; }

@media (min-width: 900px) {
  .split { grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr); align-items: start; }
  .split--reverse { grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr); }
}

.card {
  background: var(--cream-2);
  border: 1px solid var(--line-light);
  border-radius: var(--radius);
  padding: clamp(1.1rem, 2.4vw, 1.75rem);
}

.card--ink {
  background: var(--ink);
  color: var(--mist);
  border-color: var(--line-dark);
}

.card--ink h2, .card--ink h3, .card--ink h4 { color: var(--cream); }

.card--sand {
  background: var(--cream-3);
  border-color: rgba(33, 26, 23, 0.1);
}

.card--flat {
  background: transparent;
  border: 0;
  border-top: 1px solid var(--line-light);
  border-radius: 0;
  padding-inline: 0;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.78rem 1.3rem;
  border: 1px solid transparent;
  border-radius: var(--radius-pill);
  font-family: var(--font-head);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  line-height: 1.2;
  transition: background-color 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease), transform 0.2s var(--ease);
}

.btn--primary {
  background: var(--orange);
  color: #170A04;
}

.btn--primary:hover { background: #FF7A48; }
.btn--primary:active { transform: translateY(1px); }

.btn--ghost {
  border-color: rgba(207, 233, 228, 0.38);
  color: var(--cream);
}

.btn--ghost:hover {
  border-color: var(--cyan);
  color: var(--cyan);
  background: rgba(36, 214, 200, 0.1);
}

.btn--dark {
  background: var(--ink);
  color: var(--cream);
}

.btn--dark:hover { background: var(--cyan-deep); }

.btn--lime {
  background: var(--lime);
  color: #22300A;
}

.btn--lime:hover { background: #F2FF8A; }

.tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.26rem 0.68rem;
  border: 1px solid currentColor;
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  line-height: 1.5;
  color: var(--moss);
}

.tag--live {
  background: var(--lime);
  border-color: transparent;
  color: #22300A;
}

.tag--cyan {
  background: var(--cyan);
  border-color: transparent;
  color: #04211F;
}

.tag--final {
  background: var(--red);
  border-color: transparent;
  color: #FFF6F4;
}

.tag--quiet {
  background: transparent;
  border-color: var(--line-light);
  color: var(--moss);
}

.breadcrumb {
  padding-block: 1rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--moss);
}

.breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
}

.breadcrumb li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.breadcrumb li + li::before {
  content: "/";
  color: var(--moss);
}

.breadcrumb a { color: var(--moss); }
.breadcrumb a:hover { color: var(--cyan-deep); }

/* ---------- 04 头部框架 ---------- */
.site-header {
  position: relative;
  z-index: 60;
  background: var(--ink);
  color: var(--cream);
}

.site-header::after {
  content: "";
  display: block;
  height: 3px;
  background: linear-gradient(90deg, var(--cyan) 0%, var(--cyan) 42%, var(--lime) 42%, var(--lime) 58%, var(--orange) 58%, var(--orange) 100%);
}

.site-strip {
  background: var(--ink-deep);
  border-bottom: 1px solid rgba(207, 233, 228, 0.12);
}

.site-strip__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.4rem 1.25rem;
  min-height: 36px;
  padding-block: 0.3rem;
}

.site-strip__note {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.05em;
  color: var(--mist);
}

.pulse-dot {
  width: 7px;
  height: 7px;
  flex: none;
  border-radius: 50%;
  background: var(--lime);
  animation: score-pulse 2.6s ease-out infinite;
}

.update-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.22rem 0.7rem 0.22rem 0.55rem;
  border: 1px solid rgba(230, 255, 77, 0.38);
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--lime);
  transition: background-color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.update-chip:hover {
  background: rgba(230, 255, 77, 0.14);
  border-color: var(--lime);
}

.update-chip__dot {
  width: 6px;
  height: 6px;
  flex: none;
  border-radius: 50%;
  background: var(--lime);
  animation: score-pulse 2.2s ease-out infinite;
}

@keyframes score-pulse {
  0%   { box-shadow: 0 0 0 0 rgba(230, 255, 77, 0.55); }
  70%  { box-shadow: 0 0 0 8px rgba(230, 255, 77, 0); }
  100% { box-shadow: 0 0 0 0 rgba(230, 255, 77, 0); }
}

.site-header__inner {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding-block: 1rem;
}

.brand {
  display: inline-flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 0.35rem 0.8rem;
}

.brand__mark {
  font-family: var(--font-head);
  font-size: 1.42rem;
  font-weight: 900;
  letter-spacing: 0.02em;
  color: var(--cream);
}

.brand__mark::after {
  content: "";
  display: inline-block;
  width: 7px;
  height: 7px;
  margin-left: 0.4rem;
  border-radius: 50%;
  background: var(--cyan);
}

.brand__desc {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  color: var(--moss);
  padding-left: 0.75rem;
  border-left: 1px solid var(--line-dark);
}

.site-header__actions {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-left: auto;
}

.nav-toggle {
  display: none;
  align-items: center;
  gap: 0.55rem;
  margin-left: auto;
  padding: 0.5rem 0.9rem;
  border: 1px solid rgba(207, 233, 228, 0.35);
  border-radius: var(--radius-pill);
  color: var(--cream);
  position: relative;
  z-index: 90;
  background: rgba(11, 42, 36, 0.92);
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}

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

.nav-toggle__box {
  display: grid;
  gap: 5px;
  width: 18px;
}

.nav-toggle__box span {
  display: block;
  height: 2px;
  width: 100%;
  background: currentColor;
  border-radius: 2px;
  transition: transform 0.22s var(--ease), opacity 0.22s var(--ease);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__box span:first-child {
  transform: translateY(3.5px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__box span:last-child {
  transform: translateY(-3.5px) rotate(-45deg);
}

.nav-toggle__text {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
}

.site-nav {
  background: var(--ink-band);
  border-top: 1px solid var(--line-dark);
  border-bottom: 1px solid var(--line-dark);
}

.site-nav__head {
  display: none;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--moss);
}

.site-nav__cta { display: none; }

.site-nav__link {
  position: relative;
  display: flex;
  align-items: baseline;
  gap: 0.55rem;
  color: var(--cream);
  font-weight: 600;
  transition: background-color 0.2s var(--ease), color 0.2s var(--ease);
}

.site-nav__link:hover { color: var(--cyan); }

.site-nav__index {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--moss);
}

.site-nav__link:hover .site-nav__index,
.site-nav__link[aria-current="page"] .site-nav__index { color: var(--cyan); }

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

.site-nav__link[aria-current="page"]::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  background: var(--cyan);
}

/* ---------- 05 页脚 ---------- */
.site-footer {
  position: relative;
  margin-top: auto;
  background: var(--ink);
  color: var(--mist);
  border-top: 3px solid transparent;
  border-image: linear-gradient(90deg, var(--cyan) 0%, var(--cyan) 42%, var(--lime) 42%, var(--lime) 58%, var(--orange) 58%, var(--orange) 100%) 1;
}

.site-footer__inner {
  padding-block: clamp(2.5rem, 5vw, 4.5rem);
}

.footer-grid {
  display: grid;
  gap: clamp(1.75rem, 3.5vw, 2.75rem);
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 1000px) {
  .footer-grid { grid-template-columns: 1.55fr 0.85fr 0.85fr 1.35fr; }
}

.footer-brand__mark {
  font-family: var(--font-head);
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  font-weight: 900;
  letter-spacing: 0.02em;
  color: var(--cream);
  line-height: 1.2;
}

.footer-brand__text {
  margin-top: 0.85rem;
  max-width: 34ch;
  font-size: 0.95rem;
  line-height: 1.85;
  color: var(--mist);
}

.footer-brand__meta {
  margin-top: 1rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  color: var(--moss);
}

.footer-col__title {
  margin-bottom: 0.9rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  color: var(--cyan);
}

.footer-list a {
  display: inline-flex;
  padding-block: 0.35rem;
  font-size: 0.95rem;
  color: var(--mist);
  border-bottom: 1px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.footer-list a:hover {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.footer-contact {
  display: grid;
  gap: 0.75rem;
}

.footer-contact__item {
  display: grid;
  gap: 0.15rem;
}

.footer-contact__label {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.16em;
  color: var(--moss);
}

.footer-contact__value {
  font-size: 0.94rem;
  line-height: 1.6;
  color: var(--cream);
  overflow-wrap: anywhere;
}

.footer-legal {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.7rem 1.5rem;
  padding-block: 1.15rem;
  border-top: 1px solid var(--line-dark);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.04em;
  color: var(--moss);
}

.footer-legal__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.15rem;
}

.footer-legal__links a {
  color: var(--moss);
  transition: color 0.2s var(--ease);
}

.footer-legal__links a:hover { color: var(--cream); }

/* ---------- 06 图片容器 ---------- */
.media {
  position: relative;
  display: block;
  overflow: hidden;
  aspect-ratio: var(--media-ratio, 16 / 9);
  border-radius: var(--radius);
  border: 1px solid rgba(207, 233, 228, 0.18);
  background-color: var(--ink);
  background-image:
    radial-gradient(120% 100% at 18% 0%, rgba(36, 214, 200, 0.24), transparent 62%),
    linear-gradient(158deg, #123B32 0%, var(--ink-deep) 72%);
}

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

.media--portrait { --media-ratio: 3 / 4; }
.media--square  { --media-ratio: 1 / 1; }
.media--wide    { --media-ratio: 21 / 9; }

.media--cream {
  border-color: var(--line-light);
  background-image:
    radial-gradient(120% 100% at 10% 0%, rgba(255, 255, 255, 0.7), transparent 60%),
    linear-gradient(158deg, #F1E7D4 0%, var(--sand) 100%);
}

.media--grid::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(207, 233, 228, 0.14) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(207, 233, 228, 0.14) 1px, transparent 1px);
  background-size: 48px 48px;
  mix-blend-mode: screen;
}

.media__caption {
  position: absolute;
  left: 0.85rem;
  bottom: 0.85rem;
  padding: 0.22rem 0.65rem;
  border-radius: var(--radius-pill);
  background: rgba(8, 32, 28, 0.78);
  color: var(--mist);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  backdrop-filter: blur(4px);
}

/* ---------- 07 交互态 ---------- */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 95;
  width: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--cyan), var(--lime));
  transition: width 0.1s linear;
  pointer-events: none;
}

.has-js [data-reveal] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.5s var(--ease), transform 0.5s var(--ease);
}

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

.is-filtered-out { display: none !important; }

[data-filter][aria-pressed="true"] {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--cream);
}

.accordion {
  border-top: 1px solid var(--line-light);
}

.accordion__item {
  border-bottom: 1px solid var(--line-light);
}

.accordion__trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  width: 100%;
  padding: 1.05rem 0;
  text-align: left;
  font-family: var(--font-head);
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--brown);
  transition: color 0.2s var(--ease);
}

.accordion__trigger::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 1.1rem;
  line-height: 1;
  color: var(--moss);
  transition: transform 0.22s var(--ease), color 0.22s var(--ease);
}

.accordion__trigger:hover { color: var(--cyan-deep); }

.accordion__trigger[aria-expanded="true"] { color: var(--cyan-deep); }

.accordion__trigger[aria-expanded="true"]::after {
  content: "−";
  color: var(--orange);
}

.accordion__panel {
  padding-bottom: 1.15rem;
  font-size: 0.98rem;
  line-height: 1.8;
  color: #3B302B;
}

:focus-visible {
  outline: 3px solid var(--cyan);
  outline-offset: 3px;
  border-radius: 4px;
}

.site-header :focus-visible,
.site-footer :focus-visible {
  outline-color: var(--lime);
}

/* ---------- 08 响应式 ---------- */
@media (max-width: 1023px) {
  .nav-toggle { display: inline-flex; }

  .site-nav {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    left: auto;
    z-index: 80;
    width: min(86vw, 360px);
    padding: 5.5rem 0 2rem;
    overflow-y: auto;
    overscroll-behavior: contain;
    border: 0;
    border-left: 1px solid rgba(207, 233, 228, 0.22);
    border-bottom: 0;
    background: var(--ink);
    box-shadow: -26px 0 60px rgba(0, 0, 0, 0.38);
    transform: translateX(101%);
    transition: transform 0.26s var(--ease);
  }

  .site-nav[data-open] { transform: translateX(0); }

  .site-nav__head {
    display: block;
    padding-inline: 1.35rem;
    margin-bottom: 1rem;
  }

  .site-nav__list {
    display: flex;
    flex-direction: column;
    gap: 0.1rem;
    max-width: none;
    padding-inline: 1.35rem;
  }

  .site-nav__link {
    align-items: center;
    gap: 0.8rem;
    padding: 0.95rem 0.25rem;
    border-bottom: 1px solid var(--line-dark);
    font-size: 1.05rem;
  }

  .site-nav__link[aria-current="page"]::after {
    left: auto;
    right: 0.25rem;
    top: 50%;
    bottom: auto;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    transform: translateY(-50%);
  }

  .site-nav__cta {
    display: block;
    margin-top: 1.35rem;
  }

  .site-nav__cta .btn { width: 100%; }

  body.nav-open { overflow: hidden; }
}

@media (min-width: 1024px) {
  .site-nav__list {
    display: grid;
    grid-auto-flow: column;
    grid-auto-columns: 1fr;
    padding-inline: 0;
  }

  .site-nav__list > li { display: flex; }

  .site-nav__link {
    flex: 1;
    padding: 0.95rem clamp(0.7rem, 1.4vw, 1.15rem);
    border-left: 1px solid var(--line-dark);
    font-size: 0.98rem;
  }

  .site-nav__list > li:first-child .site-nav__link { border-left: 0; }

  .site-nav__link:hover { background: rgba(36, 214, 200, 0.1); }

  .site-nav__link[aria-current="page"] { background: rgba(36, 214, 200, 0.14); }
}

@media (max-width: 639px) {
  .site-header__actions { display: none; }
  .brand__desc { display: none; }
  .site-strip__note { font-size: 0.66rem; }
  .site-strip__inner { gap: 0.3rem; }
  .footer-legal { flex-direction: column; align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }

  .has-js [data-reveal],
  [data-reveal] {
    opacity: 1 !important;
    transform: none !important;
  }

  .pulse-dot,
  .update-chip__dot { animation: none !important; }
}