/* cosmoswong.com · 风格 C「流光渐变」
   零外部请求：不加载字体、图标库、CDN。 */

*{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#0e0a1a; --fg:#fff; --muted:rgba(255,255,255,.68); --faint:rgba(255,255,255,.45);
  --glass:rgba(255,255,255,.08); --glass2:rgba(255,255,255,.12); --line:rgba(255,255,255,.14);
  --violet:#7c3aed; --cyan:#06b6d4; --pink:#ec4899;
  --radius:22px; --wrap:1120px;
}
html{scroll-behavior:smooth}
body{
  background:var(--bg); color:var(--fg); min-height:100vh;
  font:16px/1.65 -apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  -webkit-font-smoothing:antialiased; overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
img{max-width:100%;display:block}
::selection{background:rgba(196,181,253,.4)}

/* ---------- 流动背景 ---------- */
.mesh{position:fixed;inset:0;z-index:0;overflow:hidden;filter:blur(70px) saturate(1.4);pointer-events:none}
.mesh i{position:absolute;border-radius:50%;opacity:.7;mix-blend-mode:screen;will-change:transform}
.mesh i:nth-child(1){width:60vw;height:60vw;background:var(--violet);top:-20%;left:-10%;animation:m1 16s ease-in-out infinite}
.mesh i:nth-child(2){width:50vw;height:50vw;background:var(--cyan);bottom:-20%;right:-10%;animation:m2 20s ease-in-out infinite}
.mesh i:nth-child(3){width:45vw;height:45vw;background:var(--pink);top:30%;left:40%;animation:m3 18s ease-in-out infinite}
@keyframes m1{50%{transform:translate(20vw,15vh) scale(1.2)}}
@keyframes m2{50%{transform:translate(-25vw,-10vh) scale(.9)}}
@keyframes m3{50%{transform:translate(-15vw,20vh) scale(1.3)}}
@media(prefers-reduced-motion:reduce){.mesh i{animation:none}}
/* 内页背景压暗一点，让正文更好读 */
body.inner .mesh{opacity:.55}

/* ---------- 骨架 ---------- */
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px;position:relative;z-index:1}
header.top{position:sticky;top:0;z-index:50;padding:12px 0}
.nav{display:flex;align-items:center;justify-content:space-between;height:60px;padding:0 22px;
  background:var(--glass);backdrop-filter:blur(22px);-webkit-backdrop-filter:blur(22px);border:1px solid var(--line);border-radius:18px}
.nav .logo{font-weight:800;letter-spacing:1px;font-size:16px}
.nav ul{display:flex;gap:4px;list-style:none}
.nav ul a{display:block;padding:8px 13px;border-radius:10px;font-size:14px;color:var(--muted);transition:.2s}
.nav ul a:hover,.nav ul a.on{color:#fff;background:var(--glass2)}
.nav .burger{display:none;width:40px;height:40px;border-radius:10px;font-size:20px}
@media(max-width:820px){
  /* 手机菜单：独立滚动区 + 背景锁定 + iOS 回弹 */
  .nav ul{display:none;position:absolute;left:0;right:0;top:66px;flex-direction:column;padding:10px;
    background:rgba(20,12,40,.94);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);
    border:1px solid var(--line);border-radius:18px;
    max-height:calc(100dvh - 100px);overflow-y:auto;-webkit-overflow-scrolling:touch;
    overscroll-behavior:contain;   /* 滑到头不把滚动传给背景 */
    opacity:0;transform:translateY(-8px) scale(.98);transform-origin:top;
    transition:opacity .2s ease,transform .22s cubic-bezier(.2,.8,.2,1)}
  .nav ul.open{display:flex;opacity:1;transform:none}
  .nav ul a{padding:14px 16px;font-size:16px;flex:0 0 auto}
  .nav .burger{display:block}
  .nav .burger.on{background:var(--glass2)}
  /* 菜单打开时锁住页面：背景不再响应滑动 */
  body.menu-open{position:fixed;left:0;right:0;overflow:hidden}
  .menu-backdrop{display:none;position:fixed;inset:0;z-index:40;background:rgba(6,3,14,.35)}
  body.menu-open .menu-backdrop{display:block}
}

/* ---------- 首页 hero ---------- */
.hero{min-height:calc(100vh - 100px);display:flex;flex-direction:column;justify-content:center;padding:40px 0}
.hero h1{font-size:clamp(46px,8.5vw,110px);font-weight:900;letter-spacing:-3px;line-height:.95}
.hero h1 span{display:block;padding-bottom:.14em;margin-bottom:-.14em;background:linear-gradient(90deg,#fff,#c4b5fd,#67e8f9,#f9a8d4,#fff);background-size:300% 100%;
  -webkit-background-clip:text;background-clip:text;color:transparent;animation:shine 6s linear infinite}
@keyframes shine{to{background-position:300% 0}}
.hero h1 .pre{font-size:.34em;font-weight:600;letter-spacing:0;line-height:1.2;padding-bottom:0;margin-bottom:.35em;
  background:none;-webkit-text-fill-color:var(--muted);color:var(--muted);animation:none}
.hero .sub{font-size:clamp(16px,2vw,21px);color:var(--muted);margin-top:24px;max-width:600px}
.hero .sub b{color:#fff;font-weight:600}
.cta{display:flex;gap:12px;margin-top:36px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 26px;border-radius:40px;font-size:15px;font-weight:600;transition:.25s;min-height:48px}
.btn.solid{background:#fff;color:#1a0f2e}
.btn.solid:hover{transform:translateY(-2px);box-shadow:0 12px 34px rgba(255,255,255,.25)}
.btn.glass{background:var(--glass2);border:1px solid rgba(255,255,255,.25);backdrop-filter:blur(10px)}
.btn.glass:hover{background:rgba(255,255,255,.2)}
.btn.sm{padding:9px 16px;font-size:13.5px;min-height:38px}
.btn[aria-disabled="true"]{opacity:.45;cursor:default;pointer-events:none}
.up{opacity:0;transform:translateY(22px);animation:up .9s cubic-bezier(.2,.8,.2,1) forwards}
.up.d1{animation-delay:.15s}.up.d2{animation-delay:.35s}.up.d3{animation-delay:.55s}
@keyframes up{to{opacity:1;transform:none}}

/* ---------- 区块 ---------- */
.sec{padding:70px 0 30px}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:24px;flex-wrap:wrap}
.eyebrow{font-size:12px;letter-spacing:4px;text-transform:uppercase;color:var(--faint);margin-bottom:8px}
.sec h2{font-size:clamp(26px,3.5vw,40px);font-weight:800;letter-spacing:-1px;line-height:1.15}
.sec-head a.more{font-size:14px;color:var(--muted)}
.sec-head a.more:hover{color:#fff}
.page-head{padding:50px 0 10px}
.page-head h1{font-size:clamp(34px,5vw,60px);font-weight:900;letter-spacing:-2px;line-height:1.05}
.page-head p{color:var(--muted);margin-top:12px;max-width:640px;font-size:17px}

/* ---------- 卡片 ---------- */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:18px}
.grid.wide{grid-template-columns:repeat(auto-fill,minmax(320px,1fr))}
.card{position:relative;display:flex;flex-direction:column;justify-content:flex-end;min-height:220px;padding:22px;border-radius:var(--radius);
  background:var(--glass);border:1px solid var(--line);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);
  overflow:hidden;transform-style:preserve-3d;transition:transform .35s cubic-bezier(.2,.8,.2,1),box-shadow .35s,border-color .35s}
.card:hover{box-shadow:0 30px 80px rgba(120,80,255,.35);border-color:rgba(255,255,255,.28)}
.card .cover{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.55;transition:.4s}
.card:hover .cover{opacity:.75;transform:scale(1.04)}
.card .cover.ph{background:linear-gradient(135deg,rgba(124,58,237,.35),rgba(6,182,212,.25) 60%,rgba(236,72,153,.3))}
.card .cover::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(14,10,26,.92) 20%,transparent 70%)}
.card .body{position:relative}
.card .k{font-size:11.5px;letter-spacing:2px;color:#c4b5fd;margin-bottom:8px;text-transform:uppercase}
.card h3{font-size:19px;font-weight:700;line-height:1.3}
.card p{font-size:13.5px;color:var(--muted);margin-top:6px}
.card.link{cursor:pointer}
.card.big{min-height:300px}
.pills{display:flex;flex-wrap:wrap;gap:6px;margin-top:12px}
.pill{font-size:11.5px;padding:4px 10px;border-radius:20px;background:rgba(255,255,255,.14);color:#fff}
.pill.ok{background:rgba(103,232,249,.2);color:#a5f3fc}
.pill.dim{background:rgba(255,255,255,.08);color:var(--faint)}
.pill.live{background:rgba(249,168,212,.22);color:#fbcfe8}

/* 筛选条 */
.filters{display:flex;gap:8px;flex-wrap:wrap;margin:22px 0 26px}
.filters button{padding:8px 15px;border-radius:20px;border:1px solid var(--line);color:var(--muted);font-size:13.5px;min-height:38px;transition:.2s}
.filters button[aria-pressed="true"]{background:#fff;color:#1a0f2e;border-color:#fff;font-weight:600}

/* 工具 / 收藏 行 */
.rows{display:grid;gap:12px}
.row{display:flex;gap:16px;align-items:center;padding:18px 20px;border-radius:16px;background:var(--glass);border:1px solid var(--line);backdrop-filter:blur(16px);transition:.25s}
.row:hover{background:var(--glass2);transform:translateX(4px)}
.row .ic{font-size:26px;width:44px;height:44px;display:grid;place-items:center;border-radius:12px;background:rgba(255,255,255,.08);flex:0 0 auto}
.row .t{flex:1;min-width:0}
.row h3{font-size:16px;font-weight:700}
.row p{font-size:13.5px;color:var(--muted);margin-top:2px}
.row .arrow{color:var(--faint);flex:0 0 auto}

/* ---------- 简历 ---------- */
.resume{display:grid;grid-template-columns:1fr 300px;gap:32px;margin-top:30px}
@media(max-width:820px){.resume{grid-template-columns:1fr}}
.rbox{padding:26px;border-radius:var(--radius);background:var(--glass);border:1px solid var(--line);backdrop-filter:blur(24px);margin-bottom:18px}
.rbox h2{font-size:13px;letter-spacing:3px;text-transform:uppercase;color:var(--faint);margin-bottom:18px}
.xp{padding:16px 0;border-top:1px solid var(--line)}
.xp:first-of-type{border-top:0;padding-top:0}
.xp .hd{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;align-items:baseline}
.xp h3{font-size:17px;font-weight:700}
.xp .role{color:#c4b5fd;font-size:14px}
.xp .period{color:var(--faint);font-size:13px;white-space:nowrap}
.xp ul{margin:10px 0 0 18px;color:var(--muted);font-size:14.5px}
.xp li{margin:4px 0}
.skills .g{margin-bottom:14px}
.skills .g b{display:block;font-size:13px;color:var(--faint);margin-bottom:6px;font-weight:500}
.contact{font-size:14.5px;color:var(--muted);line-height:2}
.contact a{color:#c4b5fd}

/* ---------- 详情弹窗 ---------- */
dialog{border:0;padding:0;background:transparent;max-width:min(760px,calc(100vw - 32px));width:100%;max-height:88vh;height:fit-content;position:fixed;inset:0;margin:auto}
dialog::backdrop{background:rgba(8,4,18,.7);backdrop-filter:blur(8px)}
.modal{background:rgba(24,16,44,.92);border:1px solid var(--line);border-radius:var(--radius);padding:30px;max-height:88vh;overflow:auto}
.modal .k{font-size:12px;letter-spacing:3px;color:#c4b5fd;text-transform:uppercase}
.modal h2{font-size:clamp(24px,3.5vw,34px);font-weight:800;letter-spacing:-1px;margin:8px 0 14px;line-height:1.2}
.modal .prose{color:var(--muted);font-size:15.5px;white-space:pre-line;margin:16px 0}
.modal .imgs{display:grid;gap:12px;margin:18px 0}
.modal .imgs img{border-radius:14px;border:1px solid var(--line)}
.modal .close{position:absolute;right:16px;top:14px;width:40px;height:40px;border-radius:50%;background:var(--glass2);font-size:18px}
.modal-wrap{position:relative}

/* ---------- 页脚 ---------- */
footer{margin-top:80px;padding:30px 0 40px;border-top:1px solid var(--line);color:var(--faint);font-size:13px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}
footer a:hover{color:#fff}
.empty{padding:50px 20px;text-align:center;color:var(--faint);border:1px dashed var(--line);border-radius:var(--radius)}