/* =========================================================
   奇异果体育 · 共享样式 /assets/site.css
   ========================================================= */

/* ---------- reset ---------- */
*,*::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,figcaption,blockquote,dl,dd{margin:0}
ul,ol{list-style:none;padding:0}
img,svg,video{display:block;max-width:100%}
button{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer}
a{color:inherit;text-decoration:none}
table{border-collapse:collapse;width:100%}
[hidden]{display:none !important}
:focus-visible{outline:3px solid var(--lime);outline-offset:3px;border-radius:4px}

/* ---------- tokens ---------- */
:root{
  --seed-black:#0B1410;
  --skin-green:#123B24;
  --flesh-green:#5FBF4A;
  --lime:#B7F03A;
  --lime-mist:#E6F7C4;
  --price-orange:#FF7A1A;
  --price-soft:#FFC08A;
  --flesh-white:#F6F8F1;
  --line-green:#D6E4CF;
  --muted-green:#5A6B5F;
  --ink-soft:#28352D;

  --bg:var(--flesh-white);
  --wrap:1240px;
  --pad:clamp(16px,4vw,34px);
  --r-sm:8px;
  --r-md:16px;
  --r-lg:28px;
  --r-pill:999px;

  --font-display:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-body:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-mono:ui-monospace,"SFMono-Regular",Menlo,Consolas,"DejaVu Sans Mono",monospace;

  --ease:cubic-bezier(.2,.7,.3,1);
  --shadow-card:6px 6px 0 rgba(11,20,16,.08);
}

/* ---------- 基础排版 ---------- */
body{
  background-color:var(--bg);
  background-image:
    radial-gradient(120% 55% at 88% -12%,rgba(183,240,58,.34),transparent 62%),
    radial-gradient(75% 40% at -8% 18%,rgba(95,191,74,.16),transparent 64%);
  background-repeat:no-repeat;
  color:var(--seed-black);
  font-family:var(--font-body);
  font-size:17px;
  line-height:1.75;
  letter-spacing:.01em;
  min-height:100vh;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
h1,h2,h3,h4{font-family:var(--font-display);font-weight:800;line-height:1.16;letter-spacing:-.01em;text-wrap:balance}
p{text-wrap:pretty}
strong{font-weight:800}
.display-xl{font-size:clamp(42px,8.6vw,116px);line-height:.94;font-weight:900;letter-spacing:-.025em}
.display-l{font-size:clamp(32px,5.2vw,62px);line-height:1;font-weight:900;letter-spacing:-.02em}
.h2{font-size:clamp(25px,3.4vw,40px);line-height:1.14}
.h3{font-size:clamp(19px,2.1vw,25px);line-height:1.25}
.lead{font-size:clamp(16.5px,1.5vw,19.5px);line-height:1.7;color:var(--muted-green)}
.prose{max-width:70ch;font-size:17px;line-height:1.85;color:var(--ink-soft)}
.prose > * + *{margin-top:1em}
.prose h2,.prose h3{margin-top:1.6em;color:var(--seed-black)}
.prose ul{list-style:disc;padding-left:1.2em}
.prose ol{list-style:decimal;padding-left:1.3em}
.prose li + li{margin-top:.35em}
.eyebrow{display:inline-flex;align-items:center;gap:9px;font-size:13px;font-weight:800;letter-spacing:.2em;color:var(--skin-green)}
.eyebrow::before{content:"";width:24px;height:2px;background:var(--lime)}
.eyebrow--dark{color:var(--lime)}

/* ---------- 布局 ---------- */
.container{width:min(var(--wrap),calc(100% - 2 * var(--pad)));margin-inline:auto}
.section{position:relative;padding-block:clamp(44px,6vw,88px)}
.section--dark{background:var(--seed-black);color:var(--flesh-white)}
.section--mist{background:var(--lime-mist)}
.section--skin{background:var(--skin-green);color:var(--flesh-white)}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:clamp(20px,3vw,34px)}
.arc-divider{display:block;width:100%;height:clamp(28px,4.6vw,58px);border-radius:50% 50% 0 0 / 100% 100% 0 0;background:var(--flesh-white)}
.arc-divider--dark{background:var(--seed-black)}
.arc-divider--mist{background:var(--lime-mist)}
.grid{display:grid;gap:clamp(14px,2vw,24px)}
.grid--2{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.grid--3{grid-template-columns:repeat(auto-fit,minmax(235px,1fr))}
.grid--4{grid-template-columns:repeat(auto-fit,minmax(195px,1fr))}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap;border:0}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 22px;border:2px solid var(--seed-black);border-radius:var(--r-pill);font-size:15.5px;font-weight:800;line-height:1.2;transition:transform .18s var(--ease),box-shadow .18s var(--ease),background .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease)}
.btn--primary{background:var(--flesh-green);color:var(--seed-black);box-shadow:3px 3px 0 var(--seed-black)}
.btn--primary:hover{transform:translate(-1px,-2px);box-shadow:5px 6px 0 var(--seed-black);background:var(--lime)}
.btn--ghost{background:rgba(183,240,58,.1);color:var(--lime-mist);border-color:rgba(183,240,58,.5)}
.btn--ghost:hover{background:rgba(183,240,58,.2);color:var(--lime);transform:translateY(-2px)}
.btn--outline{background:transparent;color:var(--seed-black);border-color:var(--seed-black)}
.btn--outline:hover{background:var(--seed-black);color:var(--lime);transform:translateY(-2px)}
.btn--small{padding:8px 16px;font-size:14px}
.btn-row{display:flex;flex-wrap:wrap;align-items:center;gap:12px}

/* ---------- 标签与卡片 ---------- */
.chip{display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border:1.5px solid var(--seed-black);border-radius:var(--r-pill);background:var(--lime-mist);font-size:13px;font-weight:700;line-height:1.5}
.chip--price{background:var(--price-soft);border-color:var(--price-orange);color:#4A2300}
.tag-sticker{display:inline-block;padding:5px 12px;background:var(--lime);border:2px solid var(--seed-black);border-radius:6px;font-size:12px;font-weight:800;letter-spacing:.14em;transform:rotate(-2deg)}
.card{position:relative;background:#FCFDF8;border:2px solid var(--seed-black);border-radius:var(--r-md);padding:clamp(16px,2.2vw,24px);box-shadow:var(--shadow-card);transition:transform .2s var(--ease),box-shadow .2s var(--ease)}
.card:hover{transform:translateY(-4px);box-shadow:9px 12px 0 rgba(95,191,74,.3)}
.card--dark{background:var(--seed-black);color:var(--flesh-white);border-color:var(--skin-green)}
.card--dark .lead,.card--dark p{color:rgba(246,248,241,.76)}

/* ---------- 数字与价格 ---------- */
.num{font-family:var(--font-mono);font-weight:700;font-variant-numeric:tabular-nums;letter-spacing:-.01em}
.num--price{color:var(--price-orange)}
.price{font-family:var(--font-mono);font-weight:800;font-size:clamp(22px,3vw,34px);line-height:1.1;color:var(--price-orange)}
.price::before{content:"¥";font-size:.58em;margin-right:3px;vertical-align:.16em}

/* ---------- 分段切换 ---------- */
.segmented{display:inline-flex;gap:4px;max-width:100%;overflow-x:auto;padding:5px;background:var(--skin-green);border:2px solid rgba(183,240,58,.3);border-radius:var(--r-pill);scrollbar-width:none}
.segmented::-webkit-scrollbar{display:none}
.segmented-btn{padding:8px 18px;border-radius:var(--r-pill);color:var(--lime-mist);font-size:14.5px;font-weight:700;white-space:nowrap;transition:background .2s var(--ease),color .2s var(--ease)}
.segmented-btn:hover{color:var(--lime)}
.segmented-btn[aria-selected="true"]{background:var(--lime);color:var(--seed-black)}

/* ---------- 折叠面板 ---------- */
.accordion{border-top:2px solid var(--line-green)}
.accordion-item{border-bottom:2px solid var(--line-green)}
.accordion-trigger{display:flex;width:100%;align-items:center;justify-content:space-between;gap:14px;padding:18px 4px;font-size:17px;font-weight:800;text-align:left;transition:color .18s var(--ease)}
.accordion-trigger:hover{color:var(--skin-green)}
.accordion-trigger::after{content:"+";font-family:var(--font-mono);font-size:23px;line-height:1;color:var(--flesh-green);transition:transform .22s var(--ease)}
.accordion-trigger[aria-expanded="true"]::after{transform:rotate(45deg);color:var(--price-orange)}
.accordion-panel{padding:0 4px 20px;font-size:16px;color:var(--muted-green)}

/* ---------- 面包屑 ---------- */
.breadcrumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:16px 0;font-size:13.5px;color:var(--muted-green)}
.breadcrumbs li{display:flex;align-items:center;gap:8px}
.breadcrumbs li + li::before{content:"▸";color:var(--flesh-green)}
.breadcrumbs a{color:var(--skin-green);font-weight:700}
.breadcrumbs a:hover{color:var(--price-orange)}

/* ---------- 图片容器（页面阶段放图） ---------- */
.img-frame{position:relative;display:block;width:100%;aspect-ratio:16 / 9;overflow:hidden;border:2px solid var(--seed-black);border-radius:var(--r-lg);background:linear-gradient(140deg,var(--skin-green),var(--flesh-green) 60%,var(--lime))}
.img-frame img{width:100%;height:100%;object-fit:cover}
.img-frame--square{aspect-ratio:1 / 1}
.img-frame--wide{aspect-ratio:21 / 9}
.img-frame--tall{aspect-ratio:4 / 5}

/* ---------- 数据表 ---------- */
.table-wrap{width:100%;overflow-x:auto;border:2px solid var(--seed-black);border-radius:var(--r-md);background:#FCFDF8}
.data-table{min-width:520px;font-size:15.5px}
.data-table th{padding:12px 14px;text-align:left;font-size:13px;font-weight:800;letter-spacing:.12em;color:var(--muted-green);border-bottom:2px solid var(--seed-black);white-space:nowrap}
.data-table td{padding:13px 14px;border-bottom:1px solid var(--line-green);font-variant-numeric:tabular-nums}
.data-table tbody tr:last-child td{border-bottom:0}
.data-table tbody tr:hover{background:rgba(183,240,58,.16)}
.data-table td.is-price{font-family:var(--font-mono);font-weight:800;color:var(--price-orange)}

/* ---------- 时间轴 ---------- */
.timeline{position:relative;display:flex;flex-direction:column;gap:20px;padding-left:28px}
.timeline::before{content:"";position:absolute;left:7px;top:8px;bottom:8px;width:2px;background:var(--line-green)}
.timeline-item{position:relative}
.timeline-item::before{content:"";position:absolute;left:-28px;top:7px;width:16px;height:16px;border:2px solid var(--seed-black);border-radius:50%;background:var(--lime)}
.timeline-date{font-family:var(--font-mono);font-size:13px;color:var(--muted-green)}

/* ---------- 果籽索引 ---------- */
.seed-index{position:fixed;right:18px;top:50%;transform:translateY(-50%);z-index:50;display:none;flex-direction:column;gap:10px}
.seed-index a{width:10px;height:10px;border:2px solid transparent;border-radius:50%;background:var(--line-green);transition:transform .2s var(--ease),background .2s var(--ease)}
.seed-index a[aria-current="true"]{background:var(--lime);border-color:var(--seed-black);transform:scale(1.4)}

/* ---------- 显现与滚动进度 ---------- */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .5s var(--ease),transform .5s var(--ease)}
.reveal.is-visible{opacity:1;transform:none}
.scroll-progress{position:fixed;top:0;left:0;right:0;height:3px;z-index:120;background:rgba(11,20,16,.08);pointer-events:none}
.scroll-progress__fill{display:block;width:100%;height:100%;transform:scaleX(0);transform-origin:0 50%;background:linear-gradient(90deg,var(--flesh-green),var(--lime) 55%,var(--price-orange))}

/* ---------- 跳转链接 ---------- */
.skip-link{position:absolute;left:16px;top:-70px;z-index:200;padding:10px 18px;background:var(--lime);color:var(--seed-black);border:2px solid var(--seed-black);border-radius:0 0 12px 12px;font-weight:800;transition:top .2s var(--ease)}
.skip-link:focus{top:0}

/* =========================================================
   头部
   ========================================================= */
.site-header{position:sticky;top:0;z-index:80;padding:14px 0 8px;background:linear-gradient(180deg,rgba(246,248,241,.94),rgba(246,248,241,0));transition:padding .25s var(--ease),background .25s var(--ease)}
.site-header[data-condensed]{padding-top:9px}
.header-rail{display:flex;align-items:center;gap:clamp(8px,1.4vw,16px);width:min(var(--wrap),calc(100% - 2 * var(--pad)));margin-inline:auto}

.brand{display:inline-flex;flex:0 0 auto;align-items:center;gap:10px;padding:7px 18px 7px 8px;background:var(--seed-black);border:2px solid rgba(183,240,58,.4);border-radius:var(--r-pill);color:var(--flesh-white);transition:transform .2s var(--ease),border-color .2s var(--ease)}
.brand:hover{transform:translateY(-2px);border-color:var(--lime)}
.brand-mark{flex:0 0 auto;width:36px;height:36px;overflow:hidden;border-radius:50%;box-shadow:0 0 0 2px rgba(183,240,58,.35)}
.brand-mark svg{width:100%;height:100%}
.brand-text{display:flex;flex-direction:column;line-height:1.16}
.brand-name{font-size:17px;font-weight:800;letter-spacing:.02em}
.brand-tagline{font-size:11.5px;font-weight:600;letter-spacing:.16em;color:var(--lime)}

.nav-capsule{flex:1 1 auto;min-width:0;padding:6px;background:var(--skin-green);border:2px solid rgba(183,240,58,.28);border-radius:var(--r-pill);box-shadow:0 8px 24px rgba(11,20,16,.18)}
.nav-list{display:flex;align-items:center;gap:2px;overflow-x:auto;scrollbar-width:none}
.nav-list::-webkit-scrollbar{display:none}
.nav-item{flex:0 0 auto}
.nav-link{position:relative;display:inline-flex;align-items:center;gap:7px;padding:9px 15px;border-radius:var(--r-pill);color:var(--lime-mist);font-size:14.5px;font-weight:600;white-space:nowrap;transition:background .2s var(--ease),color .2s var(--ease),box-shadow .2s var(--ease)}
.nav-link:hover{background:rgba(183,240,58,.16);color:var(--lime)}
.nav-link[aria-current="page"]{background:rgba(183,240,58,.12);color:var(--lime);box-shadow:inset 0 0 0 2px var(--lime)}
.nav-dot{display:none;width:7px;height:7px;border-radius:50%;background:var(--lime);box-shadow:0 0 0 3px rgba(183,240,58,.2)}

.header-actions{display:flex;flex:0 0 auto;align-items:center;gap:8px}
.header-check{white-space:nowrap}
.header-cta{white-space:nowrap}

.nav-toggle{display:none;align-items:center;gap:8px;padding:9px 14px;background:var(--seed-black);border:2px solid rgba(183,240,58,.45);border-radius:var(--r-pill);color:var(--lime);font-size:14px;font-weight:800}
.nav-toggle-icon{display:inline-flex;flex-direction:column;gap:3px}
.nav-toggle-icon span{display:block;width:16px;height:2px;border-radius:2px;background:currentColor;transition:transform .2s var(--ease),opacity .2s var(--ease)}
.nav-toggle-icon span:nth-child(2){width:11px}
.nav-toggle[aria-expanded="true"] .nav-toggle-icon span:nth-child(1){transform:translateY(5px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle-icon span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] .nav-toggle-icon span:nth-child(3){transform:translateY(-5px) rotate(-45deg)}
.nav-toggle-text{letter-spacing:.08em}

/* 滚动收缩为果籽圆点阵（桌面） */
@media (min-width:900px){
  .site-header[data-condensed] .brand-tagline{display:none}
  .site-header[data-condensed] .nav-link{padding:9px 12px}
  .site-header[data-condensed] .nav-text{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip-path:inset(50%);white-space:nowrap}
  .site-header[data-condensed] .nav-dot{display:block}
  .site-header[data-condensed] .nav-capsule:focus-within .nav-text{position:static;width:auto;height:auto;margin:0;clip-path:none}
  .site-header[data-condensed] .nav-capsule:focus-within .nav-dot{display:none}
}

/* 移动端导航面板 */
@media (max-width:899px){
  .nav-toggle{display:inline-flex}
  .nav-capsule{position:fixed;top:80px;left:var(--pad);right:var(--pad);z-index:79;display:block;max-height:72vh;overflow-y:auto;padding:12px;background:var(--seed-black);border:2px solid rgba(183,240,58,.45);border-radius:var(--r-lg);opacity:0;visibility:hidden;pointer-events:none;transform:translateY(-10px);transition:opacity .22s var(--ease),transform .22s var(--ease),visibility .22s var(--ease)}
  .site-header[data-open] .nav-capsule{opacity:1;visibility:visible;pointer-events:auto;transform:translateY(0)}
  .site-header[data-open]::before{content:"";position:fixed;inset:0;z-index:-1;background:rgba(11,20,16,.55)}
  .nav-list{flex-direction:column;align-items:stretch;gap:4px;overflow:visible}
  .nav-link{justify-content:flex-start;padding:13px 16px;border-radius:14px;font-size:16px}
  .nav-dot{display:block}
}
@media (max-width:719px){
  .header-check{display:none}
}
@media (max-width:479px){
  .brand-tagline{display:none}
  .brand{padding:7px 14px 7px 8px}
  .brand-name{font-size:15.5px}
  .nav-capsule{top:74px}
}

/* =========================================================
   页脚
   ========================================================= */
.site-footer{position:relative;overflow:hidden;margin-top:clamp(48px,7vw,96px);padding:clamp(44px,6vw,84px) 0 26px;background:var(--seed-black);color:var(--flesh-white);border-radius:clamp(28px,6vw,64px) clamp(28px,6vw,64px) 0 0}
.site-footer::after{content:"";position:absolute;left:-10%;right:-10%;bottom:-34%;height:62%;background:radial-gradient(58% 100% at 50% 0,rgba(95,191,74,.24),transparent 70%);pointer-events:none}
.footer-inner{position:relative;z-index:1;display:grid;grid-template-columns:1fr;gap:clamp(26px,4vw,48px)}
.footer-brand{max-width:34ch}
.brand--footer{display:inline-flex;padding:6px 16px 6px 6px;background:transparent;border-color:rgba(183,240,58,.35)}
.brand--footer:hover{background:rgba(183,240,58,.1)}
.footer-note{margin-top:16px;font-size:15px;line-height:1.7;color:rgba(246,248,241,.72)}
.footer-seeds{display:flex;gap:7px;margin-top:18px}
.footer-seeds li{width:8px;height:8px;border-radius:50%;background:var(--flesh-green)}
.footer-seeds li:nth-child(2n){background:var(--lime)}
.footer-seeds li:nth-child(3n){background:var(--line-green)}
.footer-nav{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:clamp(20px,3vw,32px)}
.footer-col-title{margin-bottom:12px;font-size:12.5px;font-weight:800;letter-spacing:.2em;color:var(--lime)}
.footer-links{display:flex;flex-direction:column;gap:9px}
.footer-links a{display:inline-block;font-size:15px;color:rgba(246,248,241,.78);transition:color .2s var(--ease),transform .2s var(--ease)}
.footer-links a:hover{color:var(--lime);transform:translateX(4px)}
.footer-base{position:relative;z-index:1;margin-top:clamp(28px,4vw,48px);padding-top:20px;border-top:1px solid rgba(214,228,207,.18);display:grid;gap:8px;font-size:14.5px;color:rgba(246,248,241,.68)}
.footer-contact{font-weight:600}
.footer-address{font-size:14px}
.footer-legal{font-family:var(--font-mono);font-size:13px;letter-spacing:.02em;color:rgba(246,248,241,.52)}

/* ---------- 响应式 ---------- */
@media (min-width:860px){
  .footer-inner{grid-template-columns:minmax(260px,1fr) 2fr}
  .footer-base{grid-template-columns:1fr auto;align-items:center}
  .footer-base .footer-legal{grid-column:2;grid-row:1 / span 2;text-align:right}
}
@media (min-width:1200px){
  .seed-index{display:flex}
}

/* ---------- 减弱动效 ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important}
  .reveal{opacity:1;transform:none}
  .card:hover,.brand:hover,.btn:hover{transform:none}
}