:root{
  --ground:#F5F7FA; --paper:#FFFFFF; --ink:#15223A; --muted:#546278; --line:#D6DEEA;
  --sea:#1B4F91; --sea-soft:#E2EBF6; --lantern:#B7332A; --gold:#C8962E; --tbd-bg:#FFF4D6; --tbd-ink:#7A5200;
  --serif:"Noto Serif SC","Songti SC","STSong",serif; --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --ground:#0E1522; --paper:#15203A; --ink:#E6ECF5; --muted:#9DAAC0; --line:#26334D;
  --sea:#86B4EA; --sea-soft:#1A2A47; --lantern:#E4685B; --gold:#E0B456; --tbd-bg:#3A2E10; --tbd-ink:#F2D489;}}
:root[data-theme="dark"]{
  --ground:#0E1522; --paper:#15203A; --ink:#E6ECF5; --muted:#9DAAC0; --line:#26334D;
  --sea:#86B4EA; --sea-soft:#1A2A47; --lantern:#E4685B; --gold:#E0B456; --tbd-bg:#3A2E10; --tbd-ink:#F2D489;}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--ground);color:var(--ink);font:16px/1.8 var(--sans)}
a{color:var(--sea)} a:focus-visible,button:focus-visible{outline:3px solid var(--gold);outline-offset:2px}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}
h1,h2,h3{font-family:var(--serif);text-wrap:balance;margin:0}
h2{font-size:clamp(26px,4vw,34px);font-weight:900}
.en{font-family:var(--sans);font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);font-weight:500}
.tbd{background:var(--tbd-bg);color:var(--tbd-ink);border-radius:4px;padding:1px 6px;font-size:.92em}
/* 顶栏 */
header.top{position:sticky;top:0;z-index:5;background:color-mix(in srgb,var(--ground) 88%,transparent);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
header.top .wrap{display:flex;align-items:center;gap:16px;height:60px}
.brand{font-family:var(--serif);font-weight:900;font-size:20px;color:var(--ink);text-decoration:none;white-space:nowrap}
.brand b{color:var(--lantern)}
.brand{display:flex;align-items:center;gap:8px}
.brand img{height:34px;width:auto;display:block}
nav{margin-left:auto;display:flex;gap:18px;overflow-x:auto;scrollbar-width:none}
nav a{color:var(--muted);text-decoration:none;font-size:15px;white-space:nowrap}
nav a:hover{color:var(--ink)}
/* 首屏 */
.hero{display:grid;grid-template-columns:1fr 320px;gap:48px;align-items:center;padding:48px 0 56px}
.hero h1{font-size:clamp(40px,7vw,72px);line-height:1.12;letter-spacing:.04em}
.hero h1 span{color:var(--lantern)}
.hero p.lede{font-size:18px;color:var(--muted);max-width:30em;margin:20px 0 28px}
.hero figure{margin:0;position:relative}
.hero img{width:100%;height:auto;aspect-ratio:4/5;object-fit:cover;border-radius:6px;display:block;box-shadow:0 24px 48px -24px rgba(27,79,145,.35)}
.hero img.logo{aspect-ratio:1/1;border-radius:20px;background:#fff;box-shadow:0 20px 44px -26px rgba(27,79,145,.45)}
.hero figcaption{font-size:13px;color:var(--muted);margin-top:8px}
.btns{display:flex;flex-wrap:wrap;gap:12px}
.btn{display:inline-block;padding:10px 20px;border-radius:999px;text-decoration:none;font-weight:500;border:1.5px solid var(--sea)}
.btn.solid{background:var(--sea);color:var(--paper)}
.btn.ghost{color:var(--sea)}
/* 分节 */
section.block{padding:64px 0;border-top:1px solid var(--line)}
.head{display:flex;flex-direction:column;gap:4px;margin-bottom:28px}
.cols{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.pillar h3{font-size:20px;margin-bottom:6px}
.pillar p{margin:0;color:var(--muted)}
.pillar .mark{display:inline-block;width:28px;height:3px;background:var(--gold);margin-bottom:12px}
.mission{font-family:var(--serif);font-size:clamp(20px,2.6vw,26px);line-height:1.7;max-width:34em;margin:0 0 32px}
.note{font-size:14px;color:var(--muted)}
/* 活动 */
.events{display:grid;gap:20px}
.event{display:grid;grid-template-columns:140px 1fr;gap:24px;background:var(--paper);border:1px solid var(--line);border-radius:8px;padding:24px}
.date{font-variant-numeric:tabular-nums;border-right:1px solid var(--line);padding-right:20px}
.date .y{font-size:14px;color:var(--muted)} .date .md{font-family:var(--serif);font-size:30px;font-weight:900;color:var(--lantern);line-height:1.2}
.date .tag{font-size:13px;color:var(--muted)}
.evimg{float:right;width:132px;height:auto;aspect-ratio:4/5;object-fit:cover;border-radius:6px;margin:0 0 12px 20px}
@media (max-width:480px){.evimg{width:96px;margin-left:12px}}
.event h3{font-size:22px;margin-bottom:8px}
.event dl{display:grid;grid-template-columns:auto 1fr;gap:4px 14px;margin:0 0 14px;font-size:15px}
.event dt{color:var(--muted)} .event dd{margin:0}
.fees{display:flex;flex-wrap:wrap;gap:8px;font-size:14px;margin:0;padding:0;list-style:none}
.fees li{background:var(--sea-soft);border-radius:4px;padding:2px 10px}
.links{display:flex;flex-wrap:wrap;gap:10px 18px;margin-top:14px;font-size:15px}
.event.more{grid-template-columns:1fr;background:transparent;border-style:dashed}
/* 团体 */
.groups{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.group{background:var(--paper);border:1px solid var(--line);border-radius:8px;padding:24px}
.group h3{font-size:20px;margin-bottom:6px}
.group p{margin:0;color:var(--muted)}
/* 参与 */
.join{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.join > div{padding:0 0 0 16px;border-left:3px solid var(--sea)}
.join h3{font-size:19px;margin-bottom:6px}
.join p{margin:0;color:var(--muted)}
/* 联系 */
.contact{display:grid;grid-template-columns:1fr 1fr;gap:32px}
.contact dl{display:grid;grid-template-columns:auto 1fr;gap:10px 18px;margin:0}
.contact dt{color:var(--muted)} .contact dd{margin:0}
/* 海南印象 */
.lijin{height:14px;margin:0 0 28px;background:
  url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='28' height='14'%3E%3Cpath d='M0 7L7 0L14 7L7 14Z' fill='%23B7332A'/%3E%3Cpath d='M14 7L21 0L28 7L21 14Z' fill='%23C8962E'/%3E%3Cpath d='M5 7L7 5L9 7L7 9Z' fill='%23FFFFFF'/%3E%3Cpath d='M19 7L21 5L23 7L21 9Z' fill='%2318292B'/%3E%3C/svg%3E") repeat-x;opacity:.85}
.island{display:grid;grid-template-columns:1.05fr .95fr;gap:36px;align-items:center;margin-bottom:36px}
.hnmap{width:100%;height:auto;display:block}
.hnmap .cty{fill:var(--sea-soft);stroke:var(--sea);stroke-width:1}
.hnmap .eth{fill:color-mix(in srgb,var(--gold) 28%,var(--paper));stroke:var(--sea);stroke-width:1}
.hnmap path:hover{fill:color-mix(in srgb,var(--lantern) 30%,var(--paper))}
.hnmap text{font:13px var(--sans);text-anchor:middle;fill:var(--ink);pointer-events:none}
.legend{display:flex;flex-wrap:wrap;gap:6px 18px;font-size:14px;color:var(--muted);margin-top:14px}
.legend i{display:inline-block;width:12px;height:12px;border:1px solid var(--sea);vertical-align:-1px;margin-right:6px}
.legend .a{background:var(--sea-soft)} .legend .b{background:color-mix(in srgb,var(--gold) 28%,var(--paper))}
.island p{margin:0 0 12px;max-width:30em}
.scenes{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.scene{margin:0}
.scene img{width:100%;height:auto;aspect-ratio:4/3;object-fit:cover;border-radius:6px;display:block}
.scene h3{font-size:18px;margin:12px 0 4px}
.scene p{margin:0;font-size:14px;color:var(--muted);line-height:1.7}
.credits{font-size:12px;color:var(--muted);margin-top:24px;line-height:1.7}
.credits a{color:var(--muted)}
@media (max-width:820px){ .island{grid-template-columns:1fr;gap:20px} .scenes{grid-template-columns:1fr 1fr} }
@media (max-width:480px){ .hnmap text{font-size:15px} }
footer{background:var(--sea);color:#E8F2F1;padding:36px 0;margin-top:0;font-size:14px}
footer .wrap{display:flex;flex-wrap:wrap;gap:12px 32px;justify-content:space-between}
footer a{color:#FFFFFF}
footer .tbd{background:rgba(255,255,255,.15);color:#FFF4D6}
@media (max-width:820px){
  .hero{grid-template-columns:1fr;gap:28px;padding:32px 0 40px}
  .hero figure{order:-1;max-width:260px;margin:0 auto}
  .cols,.join,.groups,.contact{grid-template-columns:1fr}
  .event{grid-template-columns:1fr;gap:12px}
  .date{border-right:0;border-bottom:1px solid var(--line);padding:0 0 10px;display:flex;gap:12px;align-items:baseline}
  nav{gap:14px} nav a{font-size:14px}
  header.top .wrap{height:54px}
  section.block{padding:48px 0}
}
@media (max-width:480px){ .wrap{padding:0 16px} .brand{font-size:18px} }
/* 家乡味 */
.rtoc{display:flex;flex-wrap:wrap;gap:8px 10px;margin:0 0 8px;padding:0;list-style:none}
.rtoc a{display:inline-block;padding:4px 14px;border:1px solid var(--line);border-radius:999px;text-decoration:none;color:var(--ink);background:var(--paper);font-size:15px}
.rtoc a:hover{border-color:var(--sea);color:var(--sea)}
.recipe{background:var(--paper);border:1px solid var(--line);border-radius:8px;padding:28px;margin-bottom:22px;scroll-margin-top:76px}
.recipe header{display:flex;flex-wrap:wrap;align-items:baseline;gap:4px 14px;margin-bottom:6px}
.recipe h3{font-size:24px}
.recipe .meta{font-size:14px;color:var(--muted)}
.recipe .intro{margin:6px 0 18px;color:var(--muted);max-width:40em}
.rgrid{display:grid;grid-template-columns:minmax(220px,.8fr) 1.2fr;gap:28px}
.rgrid h4{font-family:var(--sans);font-size:14px;letter-spacing:.12em;color:var(--sea);margin:0 0 8px}
.ing{margin:0;padding:0;list-style:none;font-size:15px}
.ing li{padding:5px 0;border-bottom:1px dashed var(--line);display:flex;justify-content:space-between;gap:12px}
.ing li span:last-child{color:var(--muted);font-variant-numeric:tabular-nums;text-align:right}
.ing-sub{font-size:13px;color:var(--muted);margin:14px 0 4px;font-weight:700}
.steps{margin:0;padding-left:1.4em;font-size:15.5px}
.steps li{margin-bottom:8px;padding-left:4px}
.tip{margin:16px 0 0;padding:10px 14px;background:var(--sea-soft);border-radius:6px;font-size:14.5px}
.tip b{color:var(--sea)}
.cat{display:flex;align-items:baseline;gap:12px;margin:40px 0 18px}
.cat h2{font-size:28px}
@media (max-width:820px){.rgrid{grid-template-columns:1fr;gap:18px}.recipe{padding:20px}}
/* 带球前行 */
.story{max-width:760px}
.shead{padding:44px 0 8px}
.shead .kicker{margin:0;font-size:14px;color:var(--muted)}
.story h1{font-size:clamp(36px,6vw,56px);line-height:1.15;margin:6px 0 2px}
.story .en-title{font-family:var(--serif);font-weight:600;font-size:clamp(20px,3vw,28px);color:var(--sea);margin:0 0 18px}
.story .lede{font-family:var(--serif);font-size:clamp(19px,2.4vw,23px);line-height:1.6;margin:0 0 4px}
.story .lede-en{color:var(--muted);font-size:16px;margin:0 0 24px}
.story h2{margin:34px 0 12px}
.story .spart{padding:36px 0 8px;border-top:1px solid var(--line);margin-top:28px}
.story .spart .head{margin-bottom:16px} .story .spart .head h2{margin:0}
.story h3{font-size:21px;margin:18px 0 8px}
.story .en-h{display:block;font-family:var(--sans);font-weight:500;font-size:14px;letter-spacing:.06em;color:var(--muted);margin-top:2px}
.story p{margin:0 0 10px}
.story .en-p{color:var(--muted);font-size:15px;line-height:1.7;margin-bottom:20px}
.photo{margin:18px 0}
.photo img{width:100%;height:auto;display:block;border-radius:8px;box-shadow:0 18px 40px -28px rgba(27,79,145,.4)}
.photo figcaption{font-size:14px;color:var(--muted);margin-top:8px;line-height:1.6}
.photo figcaption span{display:block;font-size:13px}
.pair{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:22px}
.pair .photo{margin:0} .pair img{aspect-ratio:4/3;object-fit:cover}
.pull{margin:26px 0 8px;padding:18px 22px;border-left:4px solid var(--gold);background:var(--paper);border-radius:0 8px 8px 0}
.pull p:first-child{font-family:var(--serif);font-size:19px;line-height:1.7}
.pull .en-p{margin-bottom:0}
.wish{font-weight:500}
.story .credits{margin-top:28px}
@media (max-width:480px){.pair{grid-template-columns:1fr}}
/* 首页：带球前行 */
.feat{display:grid;grid-template-columns:1.1fr .9fr;gap:32px;align-items:center;background:var(--paper);border:1px solid var(--line);border-radius:8px;padding:28px}
.feat img{width:100%;height:auto;aspect-ratio:4/3;object-fit:cover;border-radius:6px;display:block}
.feat h3{font-size:24px;margin-bottom:4px}
.feat .en-h{display:block;font-family:var(--sans);font-weight:500;font-size:14px;letter-spacing:.06em;color:var(--sea);margin-bottom:12px}
.feat p{margin:0 0 10px;color:var(--muted)}
@media (max-width:820px){.feat{grid-template-columns:1fr;gap:18px;padding:20px}}
/* 语言切换 */
.lang{display:flex;gap:2px;margin-left:14px;flex-shrink:0;border:1px solid var(--line);border-radius:999px;padding:2px;background:var(--paper)}
.lang a{font-size:13px;line-height:1;padding:5px 9px;border-radius:999px;text-decoration:none;color:var(--muted);white-space:nowrap}
.lang a.on{background:var(--sea);color:#fff}
@media (max-width:480px){.lang{margin-left:8px}.lang a{padding:5px 7px;font-size:12px}}
/* 英文版微调 */
html[lang="en"] .hero h1{font-size:clamp(34px,5.6vw,60px);letter-spacing:0}
html[lang="en"] .hnmap text{font-size:11px}
@media (max-width:480px){html[lang="en"] .hnmap text{font-size:13px}}
html[lang="en"] .brand{font-size:17px}
@media (max-width:480px){html[lang="en"] .brand span{display:none}}
@media (max-width:480px){.lang{border:0;padding:0;background:transparent;gap:0;margin-left:6px}.lang a{padding:4px 5px}.lang a.on{padding:4px 7px}}
/* 下拉菜单 */
nav .dd{position:relative;display:inline-flex;align-items:center}
nav .dd > a::after{content:"";display:inline-block;width:5px;height:5px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg);margin:0 0 3px 6px;opacity:.7}
nav .ddm{position:absolute;top:100%;left:50%;transform:translateX(-50%);margin-top:6px;background:var(--paper);border:1px solid var(--line);border-radius:8px;padding:6px;box-shadow:0 12px 28px -14px rgba(27,79,145,.35);display:none;flex-direction:column;min-width:120px;z-index:6}
nav .ddm a{padding:6px 12px;border-radius:6px;color:var(--ink);font-size:14px}
nav .ddm a:hover{background:var(--sea-soft)}
nav .dd:hover .ddm,nav .dd:focus-within .ddm{display:flex}
@media (hover:none){nav .ddm{display:none !important}nav .dd > a::after{display:none}}
nav{overflow:visible}
@media (max-width:820px){nav{overflow-x:auto}}
/* 公益项目列表 */
.plist{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.plist a{display:flex;align-items:center;gap:18px;background:var(--paper);border:1px solid var(--line);border-radius:8px;padding:14px 18px 14px 14px;text-decoration:none;color:var(--ink)}
.plist a:hover{border-color:var(--sea);box-shadow:0 12px 28px -20px rgba(27,79,145,.5)}
.plist img{width:96px;height:72px;object-fit:cover;border-radius:6px;flex-shrink:0}
.plist .pt{display:flex;flex-direction:column;gap:2px;min-width:0}
.plist b{font-family:var(--serif);font-size:20px;font-weight:900}
.plist small{font-size:14px;color:var(--muted);line-height:1.5}
.plist .chev{margin-left:auto;width:9px;height:9px;border-right:2px solid var(--sea);border-top:2px solid var(--sea);transform:rotate(45deg);flex-shrink:0}
@media (max-width:480px){.plist img{width:72px;height:54px}.plist b{font-size:18px}.plist a{gap:12px;padding:12px}}