/* Water · 水 — v4 light theme. Hand-written; layout inspired by bright card-style blog themes. */
@font-face{font-family:"Inter Tight";src:url(../fonts/inter-tight.woff2) format("woff2");font-weight:100 900;font-display:swap}
@font-face{font-family:"Instrument Serif";src:url(../fonts/instrument-serif-italic.woff2) format("woff2");font-style:italic;font-weight:400;font-display:swap}

:root{
  --bg:#f4f6fb; --card:#ffffff; --card2:#f7f8fc; --fg:#1d2433; --dim:#6b7385; --line:#e6e9f2;
  --accent:#4f7cff; --accent2:#7c5cff;
  --shadow:0 8px 24px -12px rgba(40,60,120,.18),0 2px 6px -2px rgba(40,60,120,.06);
  --shadow-h:0 18px 40px -16px rgba(40,60,120,.32),0 4px 10px -4px rgba(40,60,120,.08);
  --sans:"Inter Tight","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  --serif:"Instrument Serif","Songti SC","Noto Serif SC",serif;
  --max:1200px; --pad:clamp(16px,4vw,32px); --r:22px; --gap:clamp(14px,1.6vw,20px);
  color-scheme:light;
}
[data-theme="dark"]{
  --bg:#12151d; --card:#1b1f2a; --card2:#222736; --fg:#e8ebf3; --dim:#98a0b3; --line:#2a3040;
  --shadow:0 8px 24px -12px rgba(0,0,0,.5); --shadow-h:0 18px 40px -16px rgba(0,0,0,.7);
  color-scheme:dark;
}
*,*::before,*::after{box-sizing:border-box}
html{background:var(--bg);color:var(--fg);-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font-family:var(--sans);font-size:16px;line-height:1.65;-webkit-font-smoothing:antialiased;background:var(--bg);transition:background .3s,color .3s}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%;height:auto}
h1,h2,h3,p{margin:0}
.wrap{max-width:var(--max);margin:0 auto;padding-left:var(--pad);padding-right:var(--pad)}
:focus-visible{outline:2.5px solid var(--accent);outline-offset:3px;border-radius:8px}
svg{fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}

/* ---------- nav ---------- */
.nav{position:fixed;inset:0 0 auto;z-index:50;color:#fff;transition:background .35s,color .35s,box-shadow .35s,backdrop-filter .35s}
.nav__inner{display:flex;align-items:center;gap:24px;height:64px}
.nav__logo{font-weight:700;font-size:19px;letter-spacing:-.01em;display:flex;align-items:baseline;gap:6px;margin-right:auto;text-shadow:0 1px 8px rgba(30,40,80,.25)}
.nav__zh{font-family:var(--serif);font-style:italic;font-weight:400;opacity:.85}
.nav__links{display:flex;gap:clamp(14px,2.6vw,30px);font-size:15px;font-weight:500;text-shadow:0 1px 8px rgba(30,40,80,.25)}
.nav__links a{position:relative;padding:4px 0}
.nav__links a::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;border-radius:2px;background:currentColor;transform:scaleX(0);transition:transform .25s}
.nav__links a:hover::after{transform:scaleX(1)}
.theme-btn{width:38px;height:38px;border-radius:12px;border:0;display:grid;place-items:center;cursor:pointer;color:inherit;background:rgba(255,255,255,.18);backdrop-filter:blur(6px);transition:background .2s,transform .2s}
.theme-btn:hover{background:rgba(255,255,255,.3);transform:rotate(-12deg)}
.theme-btn svg{width:20px;height:20px}
.i-moon{display:none}[data-theme="dark"] .i-moon{display:block}[data-theme="dark"] .i-sun{display:none}
.nav.is-solid{background:color-mix(in srgb,var(--card) 82%,transparent);color:var(--fg);backdrop-filter:blur(14px) saturate(1.4);-webkit-backdrop-filter:blur(14px) saturate(1.4);box-shadow:0 1px 0 var(--line)}
.nav.is-solid .nav__logo,.nav.is-solid .nav__links{text-shadow:none}
.nav.is-solid .theme-btn{background:var(--card2)}

/* ---------- hero ---------- */
.hero{position:relative;height:100vh;height:100svh;min-height:520px;overflow:hidden;display:grid;place-items:center;color:#fff;text-align:center}
.hero__bg{position:absolute;inset:-2%;background:#cfd8ef center/cover no-repeat;transform-origin:60% 45%;will-change:transform;animation:kenburns 32s ease-in-out infinite alternate}
@keyframes kenburns{from{transform:scale(1)}to{transform:scale(1.08) translate(-1%,-1%)}}
.hero__shade{position:absolute;inset:0;background:
  radial-gradient(60% 45% at 50% 42%,rgba(40,55,110,.28),transparent 70%),
  linear-gradient(to bottom,rgba(30,40,90,.28),rgba(30,40,90,0) 30%)}
.hero__content{position:relative;z-index:2;padding:0 var(--pad);transform:translateY(-4vh)}
.hero__title{font-size:clamp(64px,12vw,148px);line-height:1;font-weight:800;letter-spacing:-.045em;text-shadow:0 4px 30px rgba(40,50,110,.35);animation:rise 1.1s cubic-bezier(.2,.8,.2,1) both}
.hero__zh{font-family:var(--serif);font-style:italic;font-weight:400;font-size:.55em;letter-spacing:0;opacity:.95}
.hero__tagline{margin-top:14px;font-size:clamp(20px,2.6vw,30px);font-weight:500;letter-spacing:.12em;min-height:1.5em;text-shadow:0 2px 14px rgba(40,50,110,.45)}
.caret{display:inline-block;width:2px;height:1.05em;margin-left:4px;vertical-align:-.15em;background:#fff;animation:blink 1s steps(1) infinite}
@keyframes blink{50%{opacity:0}}
.hero__sub{margin-top:10px;font-size:15px;font-weight:500;letter-spacing:.04em;text-shadow:0 1px 2px rgba(25,35,80,.55),0 1px 12px rgba(25,35,80,.5);animation:rise 1.1s .25s cubic-bezier(.2,.8,.2,1) both}
@keyframes rise{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}
.hero__scroll{position:absolute;z-index:3;left:50%;bottom:clamp(64px,11vh,110px);width:44px;height:44px;margin-left:-22px;border-radius:50%;display:grid;place-items:center;color:#fff;background:rgba(255,255,255,.18);backdrop-filter:blur(6px);animation:bob 2.2s ease-in-out infinite}
.hero__scroll svg{width:22px;height:22px;stroke-width:2.2}
@keyframes bob{0%,100%{transform:translateY(0)}50%{transform:translateY(8px)}}
.hero__waves{position:absolute;z-index:2;left:0;bottom:-1px;width:100%;height:clamp(56px,10vh,110px)}
.waves__g use{animation:drift 22s linear infinite}
.waves__g .w1{fill:color-mix(in srgb,var(--bg) 35%,transparent);animation-duration:26s;animation-delay:-4s}
.waves__g .w2{fill:color-mix(in srgb,var(--bg) 55%,transparent);animation-duration:19s;animation-direction:reverse;animation-delay:-8s}
.waves__g .w3{fill:color-mix(in srgb,var(--bg) 75%,transparent);animation-duration:15s;animation-delay:-2s}
.waves__g .w4{fill:var(--bg);animation-duration:30s}
@keyframes drift{from{transform:translateX(0)}to{transform:translateX(176px)}}

/* ---------- layout ---------- */
.main{position:relative;z-index:3;padding-top:8px;padding-bottom:40px}
.card{background:var(--card);border-radius:var(--r);box-shadow:var(--shadow);border:1px solid var(--line)}
.row{display:grid;gap:var(--gap)}
.row--top{grid-template-columns:minmax(0,2.15fr) minmax(0,1fr)}
.block{margin-top:clamp(36px,5vw,56px)}
.block__head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px;padding:0 4px}
.block__head h2{font-size:clamp(22px,2.4vw,28px);font-weight:800;letter-spacing:-.02em;display:flex;align-items:baseline;gap:10px}
.block__head h2::before{content:"";align-self:center;width:6px;height:22px;border-radius:4px;background:linear-gradient(var(--accent),var(--accent2))}
.block__head small{font-size:14px;font-weight:500;color:var(--dim);letter-spacing:0}
.more{font-size:14px;font-weight:600;color:var(--accent)}
.more:hover{text-decoration:underline}
.badge-note{font-size:12px;font-weight:600;color:#b7791f;background:#fff4d6;border:1px dashed #f1c66b;border-radius:99px;padding:3px 10px}
[data-theme="dark"] .badge-note{background:#3a3020;color:#f1c66b}

/* banner */
.banner{position:relative;overflow:hidden;min-height:300px;display:flex;align-items:center;padding:clamp(24px,3.5vw,44px)}
.banner__text{position:relative;z-index:2;max-width:52%}
.banner h2{font-size:clamp(30px,3.6vw,46px);line-height:1.2;font-weight:800;letter-spacing:-.01em;white-space:pre-line}
.banner__sub{margin-top:10px;font-size:12px;font-weight:700;letter-spacing:.18em;color:var(--dim)}
.banner__intro{margin-top:18px;color:var(--dim);font-size:15px;line-height:1.75}
.banner__tiles{position:absolute;right:-40px;top:50%;width:44%;height:150%;transform:translateY(-50%) rotate(-14deg);display:grid;grid-template-columns:repeat(3,1fr);gap:16px;align-content:center}
.tile{aspect-ratio:1;border-radius:24px;display:grid;place-items:center;color:#fff;box-shadow:0 14px 30px -14px rgba(40,60,120,.45);animation:floaty 7s ease-in-out infinite}
.tile svg{width:42%;height:42%;stroke-width:1.9}
.tile:nth-child(3n+2){transform:translateY(30px);animation-delay:-2.3s}
.tile:nth-child(3n){animation-delay:-4.6s}
@keyframes floaty{0%,100%{translate:0 0}50%{translate:0 -10px}}

/* profile */
.profile{position:relative;overflow:hidden;color:#fff;border:0;padding:28px 22px 22px;display:flex;flex-direction:column;align-items:center;text-align:center;
  background:linear-gradient(150deg,#5b8cff 0%,#7c5cff 60%,#b06cff 100%)}
.profile::before{content:"";position:absolute;inset:auto -40% -60% auto;width:120%;aspect-ratio:1;border-radius:50%;background:radial-gradient(rgba(255,255,255,.22),transparent 65%)}
.profile__bubble{position:relative;font-size:12px;background:rgba(255,255,255,.2);padding:4px 12px;border-radius:99px;margin-bottom:16px}
.profile__avatar{position:relative;width:96px;height:96px;border-radius:50%;border:4px solid rgba(255,255,255,.75);object-fit:cover;transition:transform .5s}
.profile:hover .profile__avatar{transform:rotate(360deg)}
.profile__name{position:relative;margin-top:12px;font-size:20px;font-weight:800}
.profile__tag{position:relative;margin-top:2px;font-size:14px;opacity:.88}
.profile__stats{position:relative;margin:auto 0 0;padding-top:18px;width:100%;display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.profile__stats div{background:rgba(255,255,255,.16);border-radius:14px;padding:8px 4px}
.profile__stats dt{font-size:12px;opacity:.85}
.profile__stats dd{margin:0;font-size:20px;font-weight:800}

/* sub-site cards */
.sites{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:var(--gap)}
.site{position:relative;overflow:hidden;display:flex;flex-direction:column;min-height:210px;padding:22px;border-radius:var(--r);color:#fff;
  background:linear-gradient(140deg,var(--c1),var(--c2));box-shadow:var(--shadow);transition:transform .35s cubic-bezier(.2,.8,.2,1),box-shadow .35s}
.site__bgicon{position:absolute;right:-18px;bottom:-22px;width:130px;height:130px;opacity:.22;transition:transform .5s cubic-bezier(.2,.8,.2,1)}
.site__bgicon svg{width:100%;height:100%;stroke-width:1.4}
.site__icon{width:46px;height:46px;border-radius:14px;display:grid;place-items:center;background:rgba(255,255,255,.25)}
.site__icon svg{width:24px;height:24px}
.site__top{display:flex;align-items:center;justify-content:space-between}
.site__badge{font-size:12px;font-weight:700;padding:4px 10px;border-radius:99px;background:rgba(255,255,255,.25);display:inline-flex;align-items:center;gap:5px}
.site__badge svg{width:13px;height:13px;stroke-width:2.2}
.site__badge--live::before{content:"";width:7px;height:7px;border-radius:50%;background:#fff;box-shadow:0 0 0 3px rgba(255,255,255,.35);animation:pulse 2s ease-in-out infinite}
@keyframes pulse{50%{box-shadow:0 0 0 6px rgba(255,255,255,0)}}
.site h3{margin-top:18px;font-size:22px;font-weight:800}
.site h3 small{font-size:13px;font-weight:600;opacity:.8;margin-left:6px}
.site p{margin-top:6px;font-size:14px}
.site h3,.site p,.site__go{text-shadow:0 1px 2px rgba(60,30,0,.22)}
.site__go{margin-top:auto;padding-top:14px;font-size:14px;font-weight:700;display:inline-flex;gap:6px;align-items:center}
.site__go i{transition:transform .25s;font-style:normal}
a.site:hover{transform:translateY(-6px);box-shadow:var(--shadow-h)}
a.site:hover .site__bgicon{transform:rotate(-12deg) scale(1.08)}
a.site:hover .site__go i{transform:translateX(4px)}
.site--soon{filter:saturate(.75)}
.site--soon:hover .site__bgicon{transform:rotate(8deg)}

/* songs strip */
.songs{padding:14px}
.songs__list{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:12px}
.song a{display:block;padding:8px;border-radius:16px;transition:background .25s,transform .25s}
.song a:hover{background:var(--card2);transform:translateY(-3px)}
.song__cover{position:relative;border-radius:12px;overflow:hidden;aspect-ratio:1;background:var(--card2)}
.song__cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.song__cover::after{content:"▶";position:absolute;inset:0;display:grid;place-items:center;font-size:20px;color:#fff;background:rgba(20,30,60,.35);opacity:0;transition:opacity .25s}
.song a:hover .song__cover img{transform:scale(1.06)}
.song a:hover .song__cover::after{opacity:1}
.song__name{margin-top:8px;font-weight:700;font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.song__artist{font-size:12.5px;color:var(--dim);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

/* tabs + posts */
.tabs{display:flex;gap:6px;padding:8px;margin-bottom:var(--gap);overflow-x:auto;scrollbar-width:none}
.tabs button{flex:none;border:0;background:none;font:inherit;font-size:14px;font-weight:600;color:var(--dim);padding:6px 14px;border-radius:12px;cursor:pointer;transition:background .2s,color .2s}
.tabs button:hover{color:var(--fg);background:var(--card2)}
.tabs button[aria-pressed="true"]{background:var(--accent);color:#fff}
.posts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--gap)}
.post{display:flex;flex-direction:column;overflow:hidden;transition:transform .35s cubic-bezier(.2,.8,.2,1),box-shadow .35s}
.post__cover{position:relative;height:150px;background:linear-gradient(135deg,var(--c1),var(--c2));overflow:hidden;display:grid;place-items:center;color:#fff}
.post__cover b{font-size:44px;font-weight:800;opacity:.9;transition:transform .5s;letter-spacing:.04em}
.post__cover::before,.post__cover::after{content:"";position:absolute;border-radius:50%;background:rgba(255,255,255,.18)}
.post__cover::before{width:180px;height:180px;right:-50px;top:-70px}
.post__cover::after{width:110px;height:110px;left:-30px;bottom:-50px}
.post__body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:8px;flex:1}
.post__meta{display:flex;gap:10px;font-size:12.5px;color:var(--dim)}
.post__tag{color:var(--accent);font-weight:700}
.post h3{font-size:18px;font-weight:800;line-height:1.4;transition:color .2s}
.post p{font-size:14px;color:var(--dim);line-height:1.7}
a.post:hover{transform:translateY(-6px);box-shadow:var(--shadow-h)}
a.post:hover h3{color:var(--accent)}
a.post:hover .post__cover b{transform:scale(1.12) rotate(-4deg)}
.post[hidden]{display:none}

/* elsewhere */
.elsewhere{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:var(--gap)}
.social{display:flex;align-items:center;gap:14px;padding:18px 20px;transition:transform .3s,box-shadow .3s}
.social__icon{width:48px;height:48px;flex:none;border-radius:14px;display:grid;place-items:center;color:#fff;background:linear-gradient(140deg,#ff5f6d,#e11d48)}
.social__icon svg{width:24px;height:24px}
.social b{display:block;font-size:16px}
.social span{font-size:13px;color:var(--dim)}
.social i{margin-left:auto;font-style:normal;color:var(--dim);transition:transform .25s}
.social:hover{transform:translateY(-4px);box-shadow:var(--shadow-h)}
.social:hover i{transform:translateX(4px);color:var(--accent)}

.footer{margin-top:40px;border-top:1px solid var(--line);background:var(--card)}
.footer__inner{display:flex;justify-content:space-between;gap:16px;padding-top:22px;padding-bottom:26px;font-size:13px;color:var(--dim)}
.footer a:hover{color:var(--accent)}

/* reveal on scroll */
.js .reveal{opacity:0;transform:translateY(28px);transition:opacity .8s cubic-bezier(.2,.8,.2,1),transform .8s cubic-bezier(.2,.8,.2,1);transition-delay:var(--d,0s)}
.js .reveal.in{opacity:1;transform:none}

/* responsive */
@media (max-width:1000px){
  .sites{grid-template-columns:repeat(2,minmax(0,1fr))}
  .songs__list{grid-template-columns:repeat(3,minmax(0,1fr))}
}
@media (max-width:860px){
  .row--top{grid-template-columns:1fr}
  .posts{grid-template-columns:1fr}
  .post{flex-direction:row}
  .post__cover{width:34%;height:auto;min-height:140px;flex:none}
  .post__cover b{font-size:30px}
}
@media (max-width:560px){
  .nav__links{display:none}
  .banner{min-height:0;padding-bottom:150px}
  .banner__text{max-width:100%}
  .banner__tiles{width:120%;height:150px;top:auto;bottom:-10px;right:-10%;transform:rotate(-8deg);grid-template-columns:repeat(6,1fr);gap:10px}
  .tile:nth-child(3n+2){transform:none}
  .tile{border-radius:16px}
  .sites{grid-template-columns:1fr 1fr;gap:12px}
  .site{min-height:178px;padding:16px}
  .site h3{font-size:18px;margin-top:14px}
  .site h3 small{display:block;margin:0}
  .site p{font-size:13px}
  .site__badge{font-size:11px;padding:3px 8px}
  .site__icon{width:40px;height:40px}
  .post{flex-direction:column}
  .post__cover{width:auto;min-height:0;height:110px}
  .hero__tagline{letter-spacing:.06em}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
  .js .reveal{opacity:1;transform:none}
}