/* ============================================================
   竞技宝主站 · 共享样式 /assets/site.css
   战术墙视觉系统：深墨绿底 + 草皮绿 + 射门轨迹橙 + 琥珀数字
   ============================================================ */

*, *::before, *::after { box-sizing: border-box; }

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

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

:root {
  --ink: #071A12;
  --ink-deep: #04120C;
  --panel: #121712;
  --pitch: #27C46B;
  --shot: #FF6A2A;
  --amber: #F6B93B;
  --old: #8FA9BF;
  --new: #2ED9C3;
  --paper: #F3F0E6;
  --line: #2C3B33;
  --muted: #A9B8AF;

  --wrap: 1200px;
  --gutter: clamp(16px, 4vw, 40px);
  --cut: 14px;

  --font-display: "Ostwald", "Barlow Condensed", "Noto Sans SC", sans-serif;
  --font-mono: "IBM Plex Mono", "Roboto Mono", ui-monospace, monospace;
  --font-body: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;

  --ease: cubic-bezier(.2, .7, .2, 1);
}

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

body {
  min-height: 100vh;
  background-color: var(--ink);
  background-image:
    linear-gradient(180deg, rgba(39, 196, 107, .07), rgba(7, 26, 18, 0) 42%),
    repeating-linear-gradient(90deg, rgba(44, 59, 51, .55) 0 1px, transparent 1px 96px);
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.75;
  font-weight: 400;
  letter-spacing: .01em;
}

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

#main-content:focus { outline: none; }

/* ---------- 跳至主要内容 ---------- */
.skip-link {
  position: absolute;
  left: var(--gutter);
  top: -80px;
  z-index: 200;
  padding: 10px 18px;
  background: var(--amber);
  color: var(--ink);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: .1em;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%);
  transition: top .2s var(--ease);
}
.skip-link:focus,
.skip-link:focus-visible { top: 10px; }

/* ---------- 通用容器 ---------- */
.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* ============================================================
   页头
   ============================================================ */
.site-header {
  position: relative;
  z-index: 50;
  background: var(--ink);
}

/* 阅读进度轨 */
.progress-rail {
  position: fixed;
  inset: 0 0 auto 0;
  height: 3px;
  z-index: 120;
  pointer-events: none;
  background: transparent;
}
.progress-rail__fill {
  display: block;
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--pitch), var(--shot) 70%, var(--amber));
  transition: width .12s linear;
}

/* 顶部品牌说明条 */
.topbar {
  background: var(--ink-deep);
  border-bottom: 1px solid var(--line);
}
.topbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 34px;
  padding-block: 6px;
}
.topbar__note {
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 11.5px;
  letter-spacing: .16em;
  color: var(--muted);
}
.dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--pitch);
  box-shadow: 0 0 0 0 rgba(39, 196, 107, .55);
  animation: scorePulse 2.6s var(--ease) infinite;
}
@keyframes scorePulse {
  0%   { box-shadow: 0 0 0 0 rgba(39, 196, 107, .55); }
  60%  { box-shadow: 0 0 0 8px rgba(39, 196, 107, 0); }
  100% { box-shadow: 0 0 0 0 rgba(39, 196, 107, 0); }
}
.utility {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}
.utility__link {
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--old);
  padding-bottom: 2px;
  border-bottom: 1px solid transparent;
  transition: color .18s var(--ease), border-color .18s var(--ease);
}
.utility__link:hover {
  color: var(--paper);
  border-color: var(--shot);
}

/* 品牌头部 */
.masthead {
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(100deg, rgba(39, 196, 107, .10), rgba(7, 26, 18, 0) 58%),
    var(--ink);
}
.masthead__inner {
  display: flex;
  align-items: center;
  gap: clamp(14px, 3vw, 36px);
  padding-block: 14px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  flex: 0 0 auto;
}
.brand__mark {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  background: var(--pitch);
  color: var(--ink-deep);
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  line-height: 1;
  clip-path: polygon(0 0, 100% 0, 100% 66%, 66% 100%, 0 100%);
}
.brand__text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}
.brand__name {
  font-family: var(--font-display);
  font-size: clamp(21px, 2.6vw, 27px);
  font-weight: 700;
  letter-spacing: .14em;
  color: var(--paper);
}
.brand__sub {
  margin-top: 4px;
  font-size: 10.5px;
  letter-spacing: .26em;
  color: var(--old);
}
.masthead__meta {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 18px;
}
.meta-block {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding-left: 14px;
  border-left: 1px solid var(--line);
}
.meta-block__label {
  font-size: 10px;
  letter-spacing: .22em;
  color: var(--old);
}
.meta-block__value {
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: .06em;
  color: var(--amber);
  line-height: 1.2;
}

/* 移动导航按钮 */
.nav-toggle {
  display: none;
  align-items: center;
  gap: 10px;
  padding: 9px 14px;
  border: 1px solid var(--line);
  background: var(--panel);
  cursor: pointer;
  clip-path: polygon(0 0, 100% 0, 100% 100%, 10px 100%, 0 calc(100% - 10px));
  transition: border-color .18s var(--ease), background .18s var(--ease);
}
.nav-toggle:hover { border-color: var(--pitch); }
.nav-toggle__bars {
  display: inline-flex;
  flex-direction: column;
  gap: 4px;
  width: 18px;
}
.nav-toggle__bars span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--paper);
  transition: transform .22s var(--ease), opacity .22s var(--ease);
}
.nav-toggle__label {
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--old);
}
.nav-toggle[aria-expanded="true"] { border-color: var(--pitch); }
.nav-toggle[aria-expanded="true"] .nav-toggle__label { color: var(--paper); }
.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); }

/* 比分带 */
.scorebar {
  background: var(--panel);
  border-bottom: 1px solid var(--line);
}
.scorebar__inner {
  display: flex;
  align-items: center;
  gap: 14px;
  min-height: 52px;
  padding-block: 9px;
}
.scorebar__label {
  flex: 0 0 auto;
  font-size: 10px;
  letter-spacing: .26em;
  color: var(--old);
  padding: 4px 9px;
  border: 1px solid var(--line);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 6px 100%, 0 calc(100% - 6px));
}
.score-list {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1 1 auto;
  min-width: 0;
  overflow-x: auto;
  padding-bottom: 2px;
  scrollbar-width: thin;
  scrollbar-color: var(--line) transparent;
}
.score-list::-webkit-scrollbar { height: 4px; }
.score-list::-webkit-scrollbar-thumb { background: var(--line); }
.score-chip {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
  padding: 6px 12px;
  background: rgba(243, 240, 230, .035);
  border: 1px solid var(--line);
  border-left: 2px solid var(--pitch);
  white-space: nowrap;
  clip-path: polygon(0 0, 100% 0, 100% 100%, 8px 100%, 0 calc(100% - 8px));
  transition: border-color .18s var(--ease), background .18s var(--ease);
}
.score-chip:hover {
  background: rgba(39, 196, 107, .10);
  border-color: var(--pitch);
  border-left-color: var(--shot);
}
.score-chip__league {
  font-size: 10px;
  letter-spacing: .18em;
  color: var(--pitch);
}
.score-chip__body {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
}
.score-chip__team {
  font-size: 13px;
  color: #C6D2CA;
}
.score-chip__num {
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 600;
  color: var(--amber);
  line-height: 1;
}
.score-chip__colon {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--old);
}
.score-chip__time {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--shot);
}
.version-tags {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 0 0 auto;
}
.version-tag {
  font-size: 10px;
  letter-spacing: .14em;
  padding: 4px 9px;
  border: 1px solid currentColor;
  clip-path: polygon(0 0, 100% 0, 100% 100%, 6px 100%, 0 calc(100% - 6px));
}
.version-tag--old { color: var(--old); }
.version-tag--new { color: var(--new); }
.scorebar__link {
  flex: 0 0 auto;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--paper);
  padding-bottom: 2px;
  border-bottom: 1px solid var(--shot);
  transition: color .18s var(--ease);
}
.scorebar__link:hover { color: var(--amber); }

/* 主导航 */
.site-nav {
  background: rgba(4, 18, 12, .92);
  border-bottom: 1px solid var(--line);
}
.site-nav__inner {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 54px;
  padding-block: 4px;
}
.site-nav__list {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 4px;
}
.site-nav__item { display: block; }
.site-nav__link {
  display: block;
  padding: 8px 14px;
  font-size: 14px;
  letter-spacing: .08em;
  color: #C2CEC6;
  clip-path: polygon(0 0, 100% 0, 100% 100%, 8px 100%, 0 calc(100% - 8px));
  transition: color .18s var(--ease), background .18s var(--ease);
}
.site-nav__link:hover {
  color: var(--paper);
  background: rgba(39, 196, 107, .16);
}
.site-nav__link[aria-current="page"] {
  background: var(--pitch);
  color: var(--ink-deep);
  font-weight: 700;
}
.site-nav__cta {
  margin-left: auto;
  flex: 0 0 auto;
  padding: 9px 18px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .1em;
  color: #1B0C04;
  background: var(--shot);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 11px), calc(100% - 11px) 100%, 0 100%);
  transition: transform .18s var(--ease), background .18s var(--ease);
}
.site-nav__cta:hover {
  background: #FF824D;
  transform: translateY(-2px);
}

/* ============================================================
   页脚
   ============================================================ */
.site-footer {
  margin-top: clamp(48px, 8vw, 96px);
  background: var(--ink-deep);
  border-top: 1px solid var(--line);
  background-image: linear-gradient(180deg, rgba(39, 196, 107, .06), transparent 40%);
}
.footer__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.55fr);
  gap: clamp(24px, 5vw, 64px);
  padding-block: clamp(32px, 6vw, 64px);
}
.footer__brand { min-width: 0; }
.brand--footer { margin-bottom: 4px; }
.footer__tagline {
  margin-top: 16px;
  max-width: 32ch;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}
.footer__contact {
  margin-top: 20px;
  display: grid;
  gap: 9px;
}
.contact-line {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 10px;
  font-size: 13px;
  line-height: 1.65;
}
.contact-line__key {
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--old);
  padding-top: 2px;
}
.contact-line__val {
  margin: 0;
  color: var(--paper);
  overflow-wrap: anywhere;
}
.contact-line__val a {
  border-bottom: 1px solid var(--line);
  transition: color .18s var(--ease), border-color .18s var(--ease);
}
.contact-line__val a:hover {
  color: var(--amber);
  border-color: var(--amber);
}
.footer__nav {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(16px, 3vw, 32px);
}
.footer__col { min-width: 0; }
.footer__title {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .22em;
  color: var(--pitch);
  padding-bottom: 9px;
  margin-bottom: 14px;
  border-bottom: 1px solid var(--line);
}
.footer__list { display: grid; gap: 10px; }
.footer__link {
  display: inline-block;
  font-size: 14px;
  color: #C2CEC6;
  border-bottom: 1px solid transparent;
  transition: color .18s var(--ease), border-color .18s var(--ease);
}
.footer__link:hover {
  color: var(--paper);
  border-color: var(--shot);
}
.footer__base {
  border-top: 1px solid var(--line);
  background: rgba(39, 196, 107, .05);
}
.footer__base-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px 28px;
  padding-block: 16px;
}
.footer__legal {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--amber);
}
.footer__note {
  flex: 1 1 300px;
  max-width: 68ch;
  font-size: 12px;
  line-height: 1.75;
  color: #8E9C95;
}
.footer__legal-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 12px;
}
.footer__legal-links a {
  color: var(--old);
  border-bottom: 1px solid transparent;
  transition: color .18s var(--ease), border-color .18s var(--ease);
}
.footer__legal-links a:hover {
  color: var(--paper);
  border-color: var(--new);
}

/* ============================================================
   页面通用组件
   ============================================================ */
.section { padding-block: clamp(36px, 6vw, 72px); }
.section--tight { padding-block: clamp(22px, 4vw, 40px); }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 11px;
  letter-spacing: .28em;
  color: var(--shot);
}
.eyebrow::before {
  content: "";
  width: 26px;
  height: 2px;
  background: var(--shot);
  flex: 0 0 auto;
}

.display-title {
  margin-top: 14px;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(34px, 6.4vw, 76px);
  line-height: 1.04;
  letter-spacing: -.005em;
  color: var(--paper);
}

.section-title {
  margin-top: 10px;
  font-family: var(--font-display);
  font-size: clamp(22px, 3vw, 34px);
  line-height: 1.18;
  letter-spacing: .01em;
  color: var(--paper);
}

.lede {
  margin-top: 16px;
  max-width: 62ch;
  font-size: clamp(15px, 1.5vw, 18px);
  line-height: 1.85;
  color: #CBD6CE;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  padding: clamp(18px, 3vw, 28px);
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, var(--cut) 100%, 0 calc(100% - var(--cut)));
}

.card-grid {
  display: grid;
  gap: clamp(14px, 2vw, 22px);
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}
.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-top: 2px solid var(--pitch);
  padding: clamp(16px, 2.4vw, 24px);
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, var(--cut) 100%, 0 calc(100% - var(--cut)));
}

.stat-strip {
  display: grid;
  gap: 1px;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  background: var(--line);
  border: 1px solid var(--line);
}
.stat {
  background: var(--panel);
  padding: 16px 18px;
}
.stat__value {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(22px, 3vw, 30px);
  line-height: 1;
  color: var(--amber);
}
.stat__label {
  display: block;
  margin-top: 9px;
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--old);
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  gap: clamp(20px, 4vw, 48px);
  align-items: start;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 24px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .08em;
  cursor: pointer;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%);
  transition: transform .18s var(--ease), background .18s var(--ease), color .18s var(--ease);
}
.btn--primary {
  background: var(--shot);
  color: #1B0C04;
}
.btn--primary:hover { background: #FF824D; transform: translateY(-2px); }
.btn--ghost {
  background: transparent;
  color: var(--paper);
  box-shadow: inset 0 0 0 1px var(--line);
}
.btn--ghost:hover {
  color: var(--amber);
  box-shadow: inset 0 0 0 1px var(--amber);
  transform: translateY(-2px);
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-block: 16px;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--old);
}
.breadcrumb a { color: var(--old); transition: color .18s var(--ease); }
.breadcrumb a:hover { color: var(--paper); }
.breadcrumb__sep { color: var(--line); }
.breadcrumb__current { color: var(--paper); }

.tag {
  display: inline-block;
  padding: 4px 10px;
  font-size: 11px;
  letter-spacing: .16em;
  border: 1px solid currentColor;
  color: var(--new);
}
.tag--old { color: var(--old); }
.tag--amber { color: var(--amber); }

/* 图片容器基础规则：页面阶段直接放入 <img> 即可 */
.media-frame {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 10;
  background:
    linear-gradient(135deg, #0E2418, #121712 62%),
    var(--panel);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 18px 100%, 0 calc(100% - 18px));
}
.media-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.media-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(0deg, rgba(243, 240, 230, .055) 0 1px, transparent 1px 48px),
    repeating-linear-gradient(90deg, rgba(243, 240, 230, .055) 0 1px, transparent 1px 48px);
}
.media-frame--wide { aspect-ratio: 21 / 9; }
.media-frame--tall { aspect-ratio: 3 / 4; }
.media-frame__caption {
  margin-top: 10px;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--old);
}

/* 长文 / 帮助页粘性索引 */
.side-index {
  position: sticky;
  top: 24px;
  display: grid;
  gap: 4px;
  font-size: 13px;
}
.side-index a {
  padding: 6px 10px;
  color: var(--old);
  border-left: 2px solid var(--line);
  transition: color .18s var(--ease), border-color .18s var(--ease);
}
.side-index a:hover {
  color: var(--paper);
  border-color: var(--pitch);
}

/* 滚动显现 */
[data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .6s var(--ease), transform .6s var(--ease);
}
[data-reveal="1"] { transition-delay: .06s; }
[data-reveal="2"] { transition-delay: .12s; }
[data-reveal="3"] { transition-delay: .18s; }
[data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

/* ============================================================
   响应式
   ============================================================ */
@media (max-width: 1024px) {
  .footer__inner { grid-template-columns: 1fr; }
  .footer__nav { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (max-width: 899px) {
  .topbar__inner {
    flex-wrap: wrap;
    gap: 6px 16px;
    padding-block: 8px;
  }
  .utility { gap: 14px; }
  .masthead__inner {
    flex-wrap: wrap;
    padding-block: 12px;
  }
  .masthead__meta { display: none; }
  .nav-toggle {
    display: inline-flex;
    margin-left: auto;
  }
  .site-nav__inner {
    display: none;
    padding-block: 10px;
  }
  .site-nav[data-open] .site-nav__inner { display: block; }
  .site-nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
  }
  .site-nav__item { width: 100%; }
  .site-nav__link {
    padding: 12px 14px;
    font-size: 16px;
  }
  .site-nav__cta {
    display: block;
    margin: 10px 0 0;
    text-align: center;
    padding: 13px 18px;
  }
  .scorebar__inner {
    flex-wrap: wrap;
    gap: 10px;
  }
  .scorebar__label { display: none; }
  .score-list {
    flex: 1 1 100%;
    order: 1;
  }
  .version-tags { order: 2; }
  .scorebar__link { order: 3; margin-left: auto; }
  .split { grid-template-columns: 1fr; }
  .footer__nav { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .side-index { position: static; }
}

@media (max-width: 640px) {
  body { font-size: 15.5px; }
  .footer__nav { grid-template-columns: 1fr; }
  .footer__base-inner { flex-direction: column; align-items: flex-start; }
  .contact-line { grid-template-columns: 44px minmax(0, 1fr); }
  .stat-strip { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

/* ============================================================
   减弱动效
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
    scroll-behavior: auto !important;
  }
  .dot { animation: none; box-shadow: none; }
  [data-reveal],
  [data-reveal="1"],
  [data-reveal="2"],
  [data-reveal="3"] {
    opacity: 1;
    transform: none;
    transition-delay: 0s;
  }
  .btn:hover,
  .site-nav__cta:hover { transform: none; }
}