/* ============ 绿茵赛场 / assets/site.css ============ */

/* —— reset —— */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;
  background-color:#F4F1E8;
  background-image:
    radial-gradient(1200px 620px at 88% -12%, rgba(183,243,74,.10), transparent 65%),
    radial-gradient(900px 520px at -6% 18%, rgba(31,122,77,.09), transparent 62%);
  background-attachment:fixed;
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{
  margin:0;background:transparent;color:#2F3437;
  font-family:var(--font-body);font-size:17px;line-height:1.85;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img,svg,video{display:block;max-width:100%}
[hidden]{display:none !important}
ul,ol{margin:0;padding:0;list-style:none}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4,p,figure,blockquote{margin:0}
button{font:inherit;color:inherit;background:none;border:0}
table{border-collapse:collapse;width:100%}
:focus-visible{outline:3px solid #B7F34A;outline-offset:3px;border-radius:6px}
.site-footer :focus-visible{outline-color:#F2C14E}

/* —— tokens —— */
:root{
  --ink:#0B2A21;
  --ink-deep:#08201A;
  --pitch:#1F7A4D;
  --pitch-deep:#196A41;
  --moss:#6E8B5B;
  --stone:#2F3437;
  --bone:#F4F1E8;
  --amber:#F2C14E;
  --ref:#D64545;
  --flux:#B7F34A;
  --clay:#B56A4B;
  --mist:#D9DED6;

  --ink-80:rgba(11,42,33,.80);
  --ink-12:rgba(11,42,33,.12);
  --bone-70:rgba(244,241,232,.70);
  --bone-16:rgba(244,241,232,.16);
  --stone-78:rgba(47,52,55,.78);

  --font-display:"Arial Narrow","Helvetica Neue",system-ui,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --font-body:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
  --font-mono:ui-monospace,SFMono-Regular,Menlo,Consolas,"Liberation Mono","Courier New",monospace;

  --fs-12:0.75rem;
  --fs-14:0.875rem;
  --fs-17:1.0625rem;
  --fs-22:1.375rem;
  --fs-30:1.875rem;
  --fs-44:clamp(1.9rem,4.2vw,2.75rem);
  --fs-72:clamp(2.4rem,6.4vw,4.5rem);
  --fs-112:clamp(3rem,10vw,7rem);

  --w-max:1180px;
  --w-read:720px;
  --radius-lg:28px;
  --radius-md:18px;
  --radius-sm:12px;
  --pill:999px;
  --gutter:clamp(16px,4vw,32px);
  --shadow-soft:0 22px 46px -28px rgba(8,32,26,.55);
}

/* —— 排版基调 —— */
.mono{font-family:var(--font-mono);letter-spacing:.06em}
.container{width:100%;max-width:var(--w-max);margin-inline:auto;padding-inline:var(--gutter)}
.container--read{max-width:calc(var(--w-read) + var(--gutter) * 2)}

.page-head{padding-block:clamp(26px,4.5vw,58px) clamp(10px,2vw,20px)}
.page-title{font-family:var(--font-display);font-weight:800;font-size:var(--fs-72);line-height:1.04;letter-spacing:-.02em;color:var(--ink)}
.page-lead{max-width:62ch;margin-top:14px;font-size:var(--fs-22);line-height:1.65;color:var(--stone-78)}

.prose{max-width:var(--w-read);font-size:var(--fs-17);line-height:1.85}
.prose > * + *{margin-top:1.15em}
.prose h2{font-family:var(--font-display);font-weight:800;font-size:var(--fs-30);line-height:1.25;color:var(--ink);letter-spacing:-.01em}
.prose h3{font-weight:700;font-size:var(--fs-22);color:var(--ink)}
.prose ul,.prose ol{list-style:disc;padding-left:1.25em}
.prose ol{list-style:decimal}
.prose li + li{margin-top:.4em}
.prose a{color:var(--pitch);border-bottom:1px solid rgba(31,122,77,.35)}
.prose a:hover{border-bottom-color:var(--pitch)}
.prose strong{font-weight:700;color:var(--ink)}
.prose blockquote{border-left:3px solid var(--clay);padding-left:1rem;color:var(--stone-78);font-size:var(--fs-17)}

/* —— 章节 —— */
.section{padding-block:clamp(44px,7vw,104px)}
.section--ink{background:var(--ink);color:var(--bone)}
.section--mist{background:var(--mist)}
.section--band{background:linear-gradient(100deg,rgba(31,122,77,.10),rgba(183,243,74,.14) 48%,rgba(181,106,75,.12))}
.section-head{display:flex;flex-direction:column;gap:6px;margin-bottom:clamp(20px,3vw,36px)}
.section-index{font-family:var(--font-mono);font-size:var(--fs-12);letter-spacing:.22em;text-transform:uppercase;color:var(--clay)}
.section-title{font-family:var(--font-display);font-weight:800;font-size:var(--fs-44);line-height:1.12;letter-spacing:-.015em;color:inherit}
.section-summary{max-width:62ch;color:var(--stone-78);font-size:var(--fs-17)}
.section--ink .section-index{color:var(--flux)}
.section--ink .section-summary{color:var(--bone-70)}

/* —— 网格 —— */
.grid{display:grid;gap:clamp(16px,2.5vw,28px)}
.grid--2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid--3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid--rail{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}

/* —— 按钮 —— */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  padding:.7rem 1.25rem;border-radius:var(--pill);border:1px solid transparent;
  font-size:var(--fs-14);font-weight:700;letter-spacing:.02em;cursor:pointer;
  transition:background-color .18s ease,color .18s ease,border-color .18s ease,transform .18s ease;
}
.btn:hover{transform:translateY(-1px)}
.btn--primary{background:var(--pitch);color:#fff}
.btn--primary:hover{background:var(--pitch-deep)}
.btn--amber{background:var(--amber);color:var(--ink)}
.btn--amber:hover{background:#e0ad33}
.btn--ghost{background:transparent;color:var(--bone);border-color:var(--bone-16)}
.btn--ghost:hover{border-color:var(--flux);color:var(--flux)}
.btn--outline{background:transparent;color:var(--ink);border-color:var(--ink-12)}
.btn--outline:hover{border-color:var(--pitch);color:var(--pitch)}

/* —— 胶囊标签 —— */
.tag{
  display:inline-flex;align-items:center;gap:.4rem;
  padding:.26rem .7rem;border-radius:var(--pill);
  font-family:var(--font-mono);font-size:var(--fs-12);letter-spacing:.06em;
  background:var(--mist);color:var(--stone);white-space:nowrap;
}
.tag--pitch{background:rgba(31,122,77,.14);color:var(--pitch)}
.tag--amber{background:var(--amber);color:var(--ink)}
.tag--ref{background:var(--ref);color:#fff}
.tag--flux{background:rgba(183,243,74,.28);color:#31570f;border:1px solid rgba(183,243,74,.85)}
.tag--onink{background:rgba(244,241,232,.10);color:var(--bone)}

/* —— 卡片 —— */
.card{
  background:#fff;border:1px solid var(--mist);border-radius:var(--radius-lg);
  padding:clamp(18px,2.4vw,28px);
}
.card--ink{background:var(--ink);color:var(--bone);border-color:transparent}
.card--soft{background:var(--mist);border-color:transparent}

/* —— 面包屑 —— */
.breadcrumb{font-family:var(--font-mono);font-size:var(--fs-12);letter-spacing:.05em;color:var(--moss)}
.breadcrumb-list{display:flex;flex-wrap:wrap;align-items:center;gap:.35rem .55rem}
.breadcrumb-item{display:flex;align-items:center;gap:.55rem}
.breadcrumb-item + .breadcrumb-item::before{content:"/";color:rgba(110,139,91,.6)}
.breadcrumb-link{color:var(--moss)}
.breadcrumb-link:hover{color:var(--pitch)}
.breadcrumb [aria-current="page"]{color:var(--stone)}

/* —— 图片容器（页面阶段投放占位） —— */
.media{
  position:relative;display:block;width:100%;overflow:hidden;
  border-radius:var(--radius-lg);
  background:linear-gradient(150deg,var(--ink),#123a2c 55%,var(--moss));
  isolation:isolate;
}
.media img{width:100%;height:100%;object-fit:cover;object-position:center}
.media--16x9{aspect-ratio:16/9;min-height:180px}
.media--4x3{aspect-ratio:4/3;min-height:200px}
.media--3x2{aspect-ratio:3/2;min-height:200px}
.media--1x1{aspect-ratio:1/1;min-height:200px}
.media--tall{aspect-ratio:2/3;min-height:260px}
.media--turf{
  background-image:
    repeating-linear-gradient(100deg, rgba(183,243,74,.10) 0 26px, rgba(183,243,74,0) 26px 52px),
    linear-gradient(160deg,var(--pitch),var(--ink));
}
.media--play::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(8,32,26,0) 38%,rgba(8,32,26,.74));
}
.media-caption{margin-top:.6rem;font-family:var(--font-mono);font-size:var(--fs-12);color:var(--moss)}

/* —— 数据组件 —— */
.data-table{font-size:var(--fs-14)}
.data-table th{
  padding:.6rem .5rem;text-align:left;font-family:var(--font-mono);
  font-size:var(--fs-12);letter-spacing:.1em;color:var(--moss);
  border-bottom:1px solid var(--mist);white-space:nowrap;
}
.data-table td{padding:.7rem .5rem;border-bottom:1px solid rgba(217,222,214,.75)}
.data-table tbody tr:hover{background:rgba(183,243,74,.10)}
.stat{display:flex;flex-direction:column;gap:2px}
.stat-value{font-family:var(--font-mono);font-size:var(--fs-30);font-weight:700;line-height:1.1;color:var(--pitch)}
.stat-label{font-family:var(--font-mono);font-size:var(--fs-12);letter-spacing:.14em;color:var(--moss)}
.section--ink .stat-value{color:var(--flux)}
.section--ink .stat-label{color:var(--bone-70)}
.meter{position:relative;height:10px;border-radius:var(--pill);background:#cfd6cb;overflow:hidden}
.meter-fill{
  height:100%;border-radius:inherit;
  background:linear-gradient(90deg,var(--pitch),var(--flux));
  box-shadow:inset 0 0 0 1px rgba(183,243,74,.5);
  transition:width .6s ease;
}
.meter--amber .meter-fill{background:linear-gradient(90deg,#c99a2b,var(--amber))}
.timeline{position:relative;display:grid;gap:18px;padding-left:26px}
.timeline::before{
  content:"";position:absolute;left:7px;top:6px;bottom:6px;width:2px;
  background:linear-gradient(180deg,var(--moss),rgba(110,139,91,.12));
}
.timeline-node{position:relative}
.timeline-node::before{
  content:"";position:absolute;left:-26px;top:.55em;width:12px;height:12px;
  border-radius:50%;background:var(--bone);border:2px solid var(--clay);
}
.timeline-node.is-active::before{background:var(--flux);border-color:var(--pitch)}

/* —— 显现 —— */
[data-reveal]{opacity:0;transform:translateY(14px);transition:opacity .6s ease,transform .6s ease}
[data-reveal].is-visible{opacity:1;transform:none}

/* ============ HEADER ============ */
.skip-link{
  position:absolute;left:16px;top:-80px;z-index:200;
  padding:.6rem 1.1rem;border-radius:var(--pill);
  background:var(--flux);color:var(--ink);font-weight:700;font-size:var(--fs-14);
  transition:top .2s ease;
}
.skip-link:focus{top:12px}

.site-header{
  position:sticky;top:0;z-index:90;
  padding:14px var(--gutter) 0;
  pointer-events:none;
  transition:padding .25s ease;
}
.header-inner{
  pointer-events:auto;position:relative;
  max-width:var(--w-max);margin-inline:auto;
  display:flex;align-items:center;gap:clamp(10px,2vw,22px);
  padding:10px 12px 10px 18px;border-radius:var(--pill);
  background:rgba(11,42,33,.86);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border:1px solid rgba(183,243,74,.16);
  color:var(--bone);
  box-shadow:0 14px 34px -24px rgba(0,0,0,.95);
  transition:background-color .25s ease,padding .25s ease;
}
.is-scrolled .header-inner{background:rgba(8,32,26,.97);padding:6px 10px 6px 16px}

.brand{display:flex;align-items:center;gap:.6rem;flex:none}
.brand-mark{
  position:relative;width:30px;height:30px;flex:none;border-radius:10px;
  background:conic-gradient(from 140deg,var(--pitch),var(--flux),var(--moss),var(--pitch));
  box-shadow:inset 0 0 0 1px rgba(244,241,232,.28);
}
.brand-mark::after{content:"";position:absolute;inset:8px;border-radius:4px;background:var(--ink)}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-name{font-family:var(--font-display);font-weight:800;font-size:var(--fs-17);letter-spacing:.06em}
.brand-tagline{font-family:var(--font-mono);font-size:var(--fs-12);letter-spacing:.08em;color:var(--bone-70)}

.nav-capsule{flex:1 1 auto;display:flex;justify-content:center;min-width:0}
.nav-list{display:flex;align-items:center;gap:2px}
.nav-link{
  display:inline-block;padding:.44rem .8rem;border-radius:var(--pill);
  font-size:var(--fs-14);font-weight:600;letter-spacing:.01em;
  color:rgba(244,241,232,.80);
  transition:background-color .18s ease,color .18s ease,box-shadow .18s ease;
}
.nav-link:hover{background:var(--bone-16);color:var(--flux)}
.nav-link[aria-current="page"]{
  background:rgba(183,243,74,.16);color:var(--flux);
  box-shadow:inset 0 0 0 1px rgba(183,243,74,.42);
}

.header-utility{display:flex;align-items:center;gap:8px;flex:none;margin-left:auto}
.league-switch{position:relative}
.util-btn{
  display:inline-flex;align-items:center;gap:.35rem;
  padding:.45rem .85rem;border-radius:var(--pill);
  border:1px solid var(--bone-16);background:transparent;
  font-family:var(--font-mono);font-size:var(--fs-12);letter-spacing:.08em;
  color:var(--bone-70);cursor:pointer;
  transition:border-color .18s ease,color .18s ease,background-color .18s ease;
}
.util-btn:hover,.util-btn[aria-expanded="true"]{border-color:var(--flux);color:var(--flux)}
.header-cta{padding:.5rem 1rem;font-size:var(--fs-12)}

.league-panel{
  position:absolute;top:calc(100% + 10px);left:0;z-index:95;
  display:flex;flex-wrap:wrap;gap:6px;width:max-content;max-width:min(320px,80vw);
  padding:10px;border-radius:var(--radius-md);
  background:var(--ink);border:1px solid var(--bone-16);
  box-shadow:var(--shadow-soft);
}
.league-chip{
  padding:.34rem .7rem;border-radius:var(--pill);
  border:1px solid var(--bone-16);background:transparent;
  font-family:var(--font-mono);font-size:var(--fs-12);letter-spacing:.08em;
  color:var(--bone-70);cursor:pointer;
  transition:background-color .18s ease,color .18s ease,border-color .18s ease;
}
.league-chip:hover{border-color:var(--flux);color:var(--flux)}
.league-chip.is-active{background:var(--flux);border-color:var(--flux);color:var(--ink)}

.nav-toggle{
  display:none;flex-direction:column;align-items:center;justify-content:center;gap:5px;
  width:44px;height:40px;flex:none;border-radius:var(--pill);
  border:1px solid var(--bone-16);background:transparent;cursor:pointer;
  transition:border-color .18s ease;
}
.nav-toggle:hover{border-color:var(--flux)}
.nav-toggle-bar{display:block;width:18px;height:2px;border-radius:2px;background:var(--bone);transition:transform .2s ease}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:first-child{transform:translateY(3.5px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:last-child{transform:translateY(-3.5px) rotate(-45deg)}

.header-search{
  pointer-events:auto;position:absolute;left:var(--gutter);right:var(--gutter);
  top:calc(100% + 8px);max-width:var(--w-max);margin-inline:auto;
  padding:16px 18px;border-radius:var(--radius-md);
  background:var(--bone);color:var(--stone);
  border:1px solid var(--ink-12);box-shadow:var(--shadow-soft);
}
.search-label{display:block;margin-bottom:.5rem;font-family:var(--font-mono);font-size:var(--fs-12);letter-spacing:.16em;color:var(--moss)}
.search-input{
  width:100%;padding:.7rem 1rem;border-radius:var(--pill);
  border:1px solid var(--mist);background:#fff;color:var(--stone);
  font-family:var(--font-body);font-size:var(--fs-14);
}
.search-input:focus{border-color:var(--pitch);outline-color:var(--pitch)}
.search-status{margin-top:.55rem;font-family:var(--font-mono);font-size:var(--fs-12);color:var(--moss)}

.read-progress{position:fixed;left:0;right:0;top:0;height:3px;z-index:120;pointer-events:none;background:transparent}
.read-progress-bar{
  display:block;height:100%;width:0;
  background:linear-gradient(90deg,var(--pitch),var(--flux) 58%,var(--amber));
  transition:width .1s linear;
}

/* ============ FOOTER ============ */
.site-footer{
  position:relative;overflow:hidden;margin-top:clamp(40px,7vw,96px);
  background:var(--ink);color:var(--bone);
  border-radius:var(--radius-lg) var(--radius-lg) 0 0;
}
.site-footer::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(900px 380px at 12% -10%, rgba(31,122,77,.55), transparent 70%),
    radial-gradient(700px 320px at 92% 0%, rgba(183,243,74,.12), transparent 70%);
}
.footer-inner{
  position:relative;max-width:var(--w-max);margin-inline:auto;
  padding:clamp(40px,6vw,72px) var(--gutter) 10px;
  display:grid;grid-template-columns:1.5fr 1fr 1.1fr;gap:clamp(24px,4vw,48px);
}
.footer-brand-name{font-family:var(--font-display);font-weight:800;font-size:var(--fs-30);letter-spacing:.05em}
.footer-brand-line{margin-top:.25rem;font-family:var(--font-mono);font-size:var(--fs-12);letter-spacing:.14em;color:var(--flux)}
.footer-note{margin-top:.9rem;max-width:38ch;font-size:var(--fs-14);color:var(--bone-70)}
.footer-icp{
  margin-top:1.1rem;display:inline-block;padding-top:.7rem;
  font-family:var(--font-mono);font-size:var(--fs-12);letter-spacing:.08em;color:var(--bone-70);
  border-top:1px solid var(--bone-16);
}
.footer-heading{
  margin-bottom:.9rem;font-family:var(--font-mono);font-size:var(--fs-12);
  letter-spacing:.2em;text-transform:uppercase;color:var(--moss);
}
.footer-links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.55rem 1.1rem}
.footer-link{
  font-size:var(--fs-14);color:rgba(244,241,232,.84);
  transition:color .18s ease;
}
.footer-link:hover{color:var(--flux)}

.footer-contact-list{display:grid;gap:.7rem}
.footer-contact-item{display:flex;flex-wrap:wrap;align-items:center;gap:.4rem .6rem}
.footer-label{font-family:var(--font-mono);font-size:var(--fs-12);letter-spacing:.1em;color:var(--moss);min-width:4.5em}
.footer-value{font-family:var(--font-mono);font-size:var(--fs-14);color:var(--bone);word-break:break-word}
.copy-btn{
  padding:.18rem .55rem;border-radius:var(--pill);
  border:1px solid var(--bone-16);background:transparent;
  font-family:var(--font-mono);font-size:var(--fs-12);letter-spacing:.08em;
  color:var(--bone-70);cursor:pointer;transition:border-color .18s ease,color .18s ease;
}
.copy-btn:hover{border-color:var(--flux);color:var(--flux)}
.copy-feedback{margin-top:.6rem;font-family:var(--font-mono);font-size:var(--fs-12);color:var(--flux)}

.footer-bottom{
  position:relative;max-width:var(--w-max);margin-inline:auto;
  margin-top:clamp(28px,4vw,44px);padding:18px var(--gutter) 26px;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  border-top:1px solid var(--bone-16);
  font-family:var(--font-mono);font-size:var(--fs-12);letter-spacing:.06em;color:var(--bone-70);
}
.footer-copyright,.footer-legal{margin:0}
.to-top{
  padding:.4rem .9rem;border-radius:var(--pill);
  border:1px solid var(--bone-16);background:transparent;cursor:pointer;
  font-family:var(--font-mono);font-size:var(--fs-12);letter-spacing:.1em;color:var(--bone-70);
  transition:border-color .18s ease,color .18s ease;
}
.to-top:hover{border-color:var(--amber);color:var(--amber)}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .footer-inner{grid-template-columns:1fr 1fr}
  .footer-brand{grid-column:1 / -1}
}
@media (max-width:900px){
  .site-header{padding-top:10px}
  .header-inner{gap:10px;padding:8px 10px 8px 14px}
  .brand-tagline{display:none}
  .nav-toggle{display:inline-flex}
  .league-switch{display:none}
  .nav-capsule{
    position:absolute;top:calc(100% + 8px);left:0;right:0;
    display:none;width:100%;max-width:520px;margin-inline:auto;
    padding:12px;border-radius:var(--radius-lg);
    background:var(--ink);border:1px solid var(--bone-16);
    box-shadow:var(--shadow-soft);
  }
  .nav-capsule[data-open]{display:block}
  .nav-list{flex-direction:column;align-items:stretch;gap:2px}
  .nav-link{display:block;padding:.75rem 1rem;font-size:15px}
  .grid--2,.grid--3{grid-template-columns:1fr}
}
@media (max-width:620px){
  .header-cta{display:none}
  .footer-inner{grid-template-columns:1fr;gap:28px}
  .footer-links{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-bottom{justify-content:flex-start}
}

/* ============ 偏好与降级 ============ */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important}
  [data-reveal]{opacity:1;transform:none}
  .read-progress-bar{transition:none}
  .meter-fill{transition:none}
}