/* =========================================================
   乐鱼赛事 · 共享样式 /assets/site.css
   夜间球场灯光下的数据指挥中心
   ========================================================= */

:root{
  --c-deep:      #061426;
  --c-midnight:  #0B2340;
  --c-paper:     #102E4A;
  --c-cyan:      #38F2D0;
  --c-cyan-soft: #9FFFE8;
  --c-coral:     #FF6B4A;
  --c-gold:      #FFC857;
  --c-ink:       #EAF6FF;
  --c-dim:       #6E8CA8;
  --c-alert:     #FF4D6D;

  --font-sans: "PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",Arial,sans-serif;
  --font-mono: ui-monospace,"SFMono-Regular","JetBrains Mono",Menlo,Consolas,"Courier New",monospace;

  --rail-w: 0px;
  --shell: min(1180px, calc(100% - clamp(32px, 8vw, 96px)));

  --radius-s: 10px;
  --radius-m: 16px;
  --radius-l: 26px;
  --ease: cubic-bezier(.22,.7,.28,1);
  --shadow-1: 0 10px 30px rgba(2,10,22,.50);
  --shadow-2: 0 18px 48px rgba(2,10,22,.62);
}

/* ---------- reset ---------- */
*,*::before,*::after{ box-sizing: border-box; }
html{
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 96px;
}
body{
  margin: 0;
  padding-left: var(--rail-w);
  background:
    radial-gradient(120% 80% at 78% -10%, rgba(56,242,208,.10), transparent 58%),
    radial-gradient(90% 70% at 6% 4%, rgba(255,107,74,.08), transparent 62%),
    var(--c-deep);
  color: var(--c-ink);
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.75;
  font-weight: 400;
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img,svg,video{ max-width: 100%; height: auto; display: block; }
button{ font: inherit; color: inherit; }
ul,ol{ margin: 0; padding: 0; }
a{ color: var(--c-cyan); text-decoration: none; text-underline-offset: 3px; }
a:hover{ color: var(--c-cyan-soft); }
p{ margin: 0 0 1em; }
p:last-child{ margin-bottom: 0; }

h1,h2,h3,h4,h5{
  margin: 0;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -.015em;
  color: var(--c-ink);
}
h1{ font-size: clamp(30px, 5vw, 58px); }
h2{ font-size: clamp(24px, 3.4vw, 38px); }
h3{ font-size: clamp(19px, 2.2vw, 25px); }

table{ border-collapse: collapse; width: 100%; font-size: 14.5px; line-height: 1.7; }
th,td{ text-align: left; padding: 10px 12px; border-bottom: 1px solid rgba(110,140,168,.24); }

::selection{ background: var(--c-cyan); color: #04121f; }

:focus-visible{
  outline: 2px solid var(--c-cyan);
  outline-offset: 3px;
  border-radius: 4px;
}

.sr-only{
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

/* ---------- 布局工具 ---------- */
.wrap,
.footer-inner{
  width: var(--shell);
  margin-inline: auto;
}
.section{ padding-block: clamp(48px, 7vw, 96px); }

.grid{
  display: grid;
  gap: clamp(14px, 2vw, 26px);
}
.grid--2{ grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid--3{ grid-template-columns: repeat(3, minmax(0, 1fr)); }

@media (max-width: 980px){
  .grid--3{ grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 720px){
  .grid--2,
  .grid--3{ grid-template-columns: minmax(0, 1fr); }
}

/* ---------- 文本道具 ---------- */
.eyebrow{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: .24em;
  text-transform: uppercase;
  color: var(--c-cyan);
}
.eyebrow::before{
  content: "";
  width: 22px;
  height: 1px;
  background: currentColor;
  opacity: .8;
}

.mono{
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: .02em;
}

/* ---------- 展签 ---------- */
.tag{
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 10px;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .12em;
  color: var(--c-cyan-soft);
  border: 1px solid rgba(56,242,208,.38);
  background: rgba(56,242,208,.08);
  white-space: nowrap;
}
.tag--coral{
  color: #FFD7CC;
  border-color: rgba(255,107,74,.45);
  background: rgba(255,107,74,.12);
}
.tag--gold{
  color: #FFE7B0;
  border-color: rgba(255,200,87,.45);
  background: rgba(255,200,87,.12);
}

/* ---------- 按钮 ---------- */
.btn{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 15px;
  font-weight: 800;
  letter-spacing: .04em;
  text-decoration: none;
  cursor: pointer;
  transition: transform .18s var(--ease), background .2s var(--ease), border-color .2s var(--ease), color .2s var(--ease);
}
.btn--primary{
  background: var(--c-coral);
  color: #200a04;
  box-shadow: 0 10px 24px rgba(255,107,74,.28);
}
.btn--primary:hover{
  background: #FF8264;
  color: #200a04;
  transform: translateY(-2px);
}
.btn--ghost{
  background: rgba(56,242,208,.06);
  border-color: rgba(56,242,208,.42);
  color: var(--c-cyan-soft);
}
.btn--ghost:hover{
  background: rgba(56,242,208,.14);
  border-color: var(--c-cyan);
  color: var(--c-cyan);
  transform: translateY(-2px);
}

/* ---------- 纸叠卡片 ---------- */
.panel{
  position: relative;
  padding: clamp(18px, 2.6vw, 30px);
  border-radius: var(--radius-m);
  border: 1px solid rgba(56,242,208,.16);
  background: linear-gradient(160deg, rgba(16,46,74,.90), rgba(8,28,48,.94));
  box-shadow: var(--shadow-1);
}

/* ---------- 面包屑 ---------- */
.breadcrumb{
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--c-dim);
}
.breadcrumb ol{
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  list-style: none;
}
.breadcrumb li{
  display: flex;
  align-items: center;
  gap: 8px;
}
.breadcrumb li + li::before{
  content: "／";
  color: rgba(110,140,168,.7);
}
.breadcrumb a{ color: var(--c-dim); }
.breadcrumb a:hover{ color: var(--c-cyan); }
.breadcrumb [aria-current="page"]{ color: var(--c-cyan-soft); }

/* ---------- 图片容器基础规则 ---------- */
.media-frame{
  position: relative;
  display: block;
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  border: 1px solid rgba(56,242,208,.18);
  border-radius: var(--radius-m);
  background:
    radial-gradient(120% 90% at 50% 0%, rgba(56,242,208,.18), transparent 62%),
    linear-gradient(160deg, #0B2340 0%, #061426 72%);
  box-shadow: inset 0 1px 0 rgba(159,255,232,.10);
}
.media-frame--wide{ aspect-ratio: 21 / 9; }
.media-frame--tall{ aspect-ratio: 3 / 4; }
.media-frame--square{ aspect-ratio: 1 / 1; }
.media-frame > img,
.media-frame > video{
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.media-frame::after{
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: repeating-linear-gradient(180deg, rgba(56,242,208,.07) 0 1px, transparent 1px 5px);
  opacity: .55;
}
.media-frame__caption{
  position: absolute;
  left: 12px;
  bottom: 12px;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--c-cyan-soft);
  background: rgba(6,20,38,.78);
  border: 1px solid rgba(56,242,208,.32);
  backdrop-filter: blur(6px);
}

/* =========================================================
   头部
   ========================================================= */
.skip-link{
  position: fixed;
  top: -120px;
  left: 16px;
  z-index: 300;
  padding: 10px 20px;
  border-radius: 0 0 14px 14px;
  background: var(--c-cyan);
  color: #04121f;
  font-weight: 800;
  font-size: 14px;
  text-decoration: none;
  transition: top .22s var(--ease);
}
.skip-link:focus{
  top: 0;
  color: #04121f;
}

.site-header{
  position: sticky;
  top: 0;
  z-index: 60;
  padding: clamp(10px, 1.6vw, 18px) clamp(12px, 2.4vw, 28px);
}

.nav-capsule{
  display: flex;
  align-items: center;
  gap: clamp(8px, 1.2vw, 18px);
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding: 8px 10px 8px 12px;
  border-radius: 999px;
  border: 1px solid rgba(56,242,208,.22);
  background: linear-gradient(120deg, rgba(11,35,64,.92), rgba(6,20,38,.88));
  backdrop-filter: blur(14px);
  box-shadow: var(--shadow-1), inset 0 1px 0 rgba(159,255,232,.10);
  transition: padding .35s var(--ease), max-width .35s var(--ease), border-color .35s var(--ease), background .35s var(--ease);
}
.site-header.is-docked .nav-capsule{
  max-width: 1010px;
  padding: 5px 8px 5px 10px;
  border-color: rgba(56,242,208,.40);
  background: linear-gradient(120deg, rgba(6,20,38,.96), rgba(11,35,64,.94));
}

/* 品牌 */
.brand{
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
  padding: 4px 8px 4px 4px;
  border-radius: 999px;
  color: var(--c-ink);
  text-decoration: none;
  transition: background .2s var(--ease);
}
.brand:hover{
  color: var(--c-ink);
  background: rgba(56,242,208,.08);
}
.brand-glyph{
  position: relative;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  width: 34px;
  height: 34px;
  border-radius: 11px;
  border: 1px solid rgba(56,242,208,.45);
  background: radial-gradient(120% 120% at 20% 10%, #12456B, #071C30 72%);
  box-shadow: inset 0 0 12px rgba(56,242,208,.26);
}
.brand-glyph::before{
  content: "";
  width: 15px;
  height: 15px;
  border: 2px solid var(--c-cyan);
  border-right-color: transparent;
  border-radius: 50%;
  transform: rotate(-38deg);
}
.brand-glyph::after{
  content: "";
  position: absolute;
  right: 5px;
  bottom: 5px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--c-coral);
  box-shadow: 0 0 8px var(--c-coral);
}
.brand-text{
  display: flex;
  flex-direction: column;
  line-height: 1.08;
}
.brand-name{
  font-size: 15.5px;
  font-weight: 800;
  letter-spacing: .06em;
  color: var(--c-ink);
}
.brand-sub{
  font-family: var(--font-mono);
  font-size: 9.5px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--c-dim);
}

.version-badge{
  flex: 0 0 auto;
  padding: 3px 9px;
  border-radius: 999px;
  border: 1px solid rgba(255,200,87,.45);
  background: rgba(255,200,87,.10);
  color: var(--c-gold);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .06em;
  white-space: nowrap;
}

/* 导航 */
.primary-nav{
  margin-left: auto;
  min-width: 0;
}
.nav-list{
  display: flex;
  align-items: center;
  gap: 2px;
  list-style: none;
}
.nav-link{
  display: inline-block;
  padding: 7px 13px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  color: rgba(234,246,255,.78);
  text-decoration: none;
  white-space: nowrap;
  transition: color .18s var(--ease), background .18s var(--ease), box-shadow .18s var(--ease);
}
.nav-link:hover{
  color: var(--c-cyan-soft);
  background: rgba(56,242,208,.10);
}
.nav-link[aria-current="page"],
.primary-nav a[aria-current="page"]{
  color: var(--c-cyan);
  background: rgba(56,242,208,.14);
  box-shadow: inset 0 0 0 1px rgba(56,242,208,.42);
}

.nav-cta{
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 999px;
  background: var(--c-coral);
  color: #200a04;
  font-size: 13.5px;
  font-weight: 800;
  letter-spacing: .04em;
  text-decoration: none;
  box-shadow: 0 8px 20px rgba(255,107,74,.28);
  transition: transform .18s var(--ease), background .18s var(--ease);
}
.nav-cta:hover{
  background: #FF8264;
  color: #200a04;
  transform: translateY(-1px);
}

/* 移动导航按钮 */
.nav-toggle{
  display: none;
  flex: 0 0 auto;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
  width: 42px;
  height: 42px;
  padding: 0;
  border-radius: 14px;
  border: 1px solid rgba(56,242,208,.40);
  background: rgba(56,242,208,.08);
  color: var(--c-cyan-soft);
  cursor: pointer;
  transition: background .18s var(--ease), border-color .18s var(--ease);
}
.nav-toggle:hover{
  background: rgba(56,242,208,.16);
  border-color: var(--c-cyan);
}
.nav-toggle-bar{
  display: block;
  width: 18px;
  height: 2px;
  margin-inline: auto;
  border-radius: 2px;
  background: currentColor;
  transition: transform .22s var(--ease), opacity .18s var(--ease);
}
.site-header[data-open="true"] .nav-toggle-bar:nth-child(1){ transform: translateY(6px) rotate(45deg); }
.site-header[data-open="true"] .nav-toggle-bar:nth-child(2){ opacity: 0; }
.site-header[data-open="true"] .nav-toggle-bar:nth-child(3){ transform: translateY(-6px) rotate(-45deg); }

/* =========================================================
   左侧品牌轨道
   ========================================================= */
.brand-rail{
  display: none;
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: 70;
  width: var(--rail-w);
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  padding: 26px 0 22px;
  border-right: 1px solid rgba(56,242,208,.16);
  background:
    radial-gradient(120% 60% at 50% 0%, rgba(56,242,208,.12), transparent 60%),
    linear-gradient(180deg, #0B2340 0%, #061426 64%);
}
.rail-mark{
  writing-mode: vertical-rl;
  text-orientation: upright;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .30em;
  line-height: 1.4;
  color: var(--c-ink);
  user-select: none;
}
.rail-meter{
  position: relative;
  flex: 1 1 auto;
  width: 2px;
  min-height: 60px;
  margin: 18px 0;
  border-radius: 2px;
  background: rgba(56,242,208,.16);
  overflow: hidden;
}
.rail-meter-fill{
  position: absolute;
  inset: 0;
  transform-origin: top center;
  transform: scaleY(0);
  border-radius: 2px;
  background: linear-gradient(180deg, var(--c-cyan) 0%, var(--c-gold) 62%, var(--c-coral) 100%);
}
.rail-version{
  writing-mode: vertical-rl;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .22em;
  color: var(--c-dim);
  user-select: none;
}

@media (min-width: 1100px){
  :root{ --rail-w: 78px; }
  .brand-rail{ display: flex; }
}

/* =========================================================
   页脚
   ========================================================= */
.site-footer{
  position: relative;
  isolation: isolate;
  margin-top: clamp(56px, 8vw, 110px);
  padding: clamp(48px, 7vw, 84px) 0 26px;
  overflow: hidden;
  border-top: 1px solid rgba(56,242,208,.24);
  background:
    radial-gradient(110% 70% at 8% 0%, rgba(56,242,208,.10), transparent 58%),
    radial-gradient(90% 70% at 96% 8%, rgba(255,107,74,.12), transparent 62%),
    linear-gradient(180deg, #0A2140 0%, #061426 74%);
}
.site-footer::before{
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent 0%, var(--c-cyan) 24%, var(--c-gold) 50%, var(--c-coral) 74%, transparent 100%);
  opacity: .9;
}
.footer-slice{
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background: linear-gradient(112deg, rgba(56,242,208,.07) 0 22%, transparent 22.3%);
}

.footer-inner{
  position: relative;
  z-index: 1;
}

.footer-top{
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 2fr);
  gap: clamp(28px, 5vw, 72px);
  padding-bottom: clamp(28px, 4vw, 46px);
  border-bottom: 1px solid rgba(110,140,168,.22);
}

.footer-brand{
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0;
}
.footer-tagline{
  max-width: 32ch;
  margin: 16px 0 18px;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(234,246,255,.66);
}

.footer-grid{
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(20px, 3vw, 44px);
}

.footer-col-title{
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--c-cyan);
}

.footer-links{
  display: grid;
  gap: 10px;
  list-style: none;
}
.footer-links a{
  display: inline-block;
  font-size: 14.5px;
  color: rgba(234,246,255,.74);
  border-bottom: 1px solid transparent;
  transition: color .18s var(--ease), border-color .18s var(--ease);
}
.footer-links a:hover{
  color: var(--c-cyan-soft);
  border-bottom-color: rgba(56,242,208,.55);
}

.footer-contact{
  display: grid;
  gap: 12px;
  list-style: none;
}
.footer-contact li{
  display: grid;
  gap: 2px;
}
.footer-contact-label{
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: .20em;
  color: var(--c-dim);
}
.footer-contact-value{
  font-size: 14px;
  color: rgba(234,246,255,.86);
  word-break: break-word;
}

.footer-bottom{
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 24px;
  padding-top: 22px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--c-dim);
}
.footer-copy{ margin: 0; }
.footer-legal{
  display: flex;
  flex-wrap: wrap;
  gap: 6px 18px;
  list-style: none;
}
.footer-legal a{
  color: var(--c-dim);
  transition: color .18s var(--ease);
}
.footer-legal a:hover{ color: var(--c-cyan); }
.footer-icp{ margin: 0 0 0 auto; }

/* =========================================================
   移动端头部
   ========================================================= */
@media (max-width: 1024px){
  .nav-capsule{ gap: 8px; }
  .nav-link{ padding: 7px 10px; font-size: 13.5px; }
}

@media (max-width: 960px){
  .nav-toggle{ display: flex; }
  .nav-capsule{
    flex-wrap: wrap;
    row-gap: 0;
    border-radius: 24px;
    padding: 8px 10px;
  }
  .primary-nav{
    order: 5;
    flex: 0 0 100%;
    margin-left: 0;
    max-height: 0;
    overflow: hidden;
    visibility: hidden;
    transition: max-height .32s var(--ease), visibility .32s var(--ease);
  }
  .site-header[data-open="true"] .primary-nav{
    max-height: 480px;
    visibility: visible;
  }
  .nav-list{
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    width: 100%;
    padding: 6px 2px 10px;
  }
  .nav-link{
    display: block;
    padding: 12px 14px;
    border-radius: 14px;
    font-size: 15px;
  }
  .nav-cta{ margin-left: auto; }
  .site-header.is-docked .nav-capsule{ max-width: 100%; }
}

@media (max-width: 640px){
  body{ font-size: 16px; }
  .brand-sub{ display: none; }
  .brand-glyph{ width: 30px; height: 30px; border-radius: 10px; }
  .brand-name{ font-size: 14.5px; }
  .version-badge{ font-size: 10px; padding: 2px 7px; }
  .nav-cta{ font-size: 12.5px; padding: 7px 12px; }
  .nav-toggle{ width: 38px; height: 38px; border-radius: 12px; }
}

/* =========================================================
   页脚响应式
   ========================================================= */
@media (max-width: 980px){
  .footer-top{ grid-template-columns: minmax(0, 1fr); }
  .footer-tagline{ max-width: 46ch; }
}
@media (max-width: 700px){
  .footer-grid{ grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-icp{ margin-left: 0; }
  .footer-bottom{ font-size: 12px; }
}
@media (max-width: 440px){
  .footer-grid{ grid-template-columns: minmax(0, 1fr); }
}

/* =========================================================
   滚动显现协议
   ========================================================= */
.has-reveal [data-reveal]{
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .5s var(--ease), transform .5s var(--ease);
  will-change: opacity, transform;
}
.has-reveal [data-reveal].is-visible{
  opacity: 1;
  transform: none;
}

/* =========================================================
   Reduced motion
   ========================================================= */
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *,*::before,*::after{
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
  .has-reveal [data-reveal],
  [data-reveal]{
    opacity: 1 !important;
    transform: none !important;
  }
  .btn:hover,
  .nav-cta:hover{ transform: none; }
}