:root{--bg:#f4efe6;--ink:#1b1a17;--mute:#6f6a5e;--card:#fffdf8;--accent:#ff5b2e;--line:#d9d2c3;--tape:#ffe27a}
@media(prefers-color-scheme:dark){:root{--bg:#161512;--ink:#f1ece0;--mute:#9a9484;--card:#211f1a;--line:#38352c;--tape:#8a7420}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.55 ui-monospace,"SF Mono",Menlo,monospace;
 background-image:radial-gradient(var(--line) 1px,transparent 1px);background-size:22px 22px}
a{color:inherit}
header.nav{display:flex;gap:18px;align-items:center;flex-wrap:wrap;padding:16px 24px;border-bottom:2px solid var(--ink)}
header.nav .logo{font-weight:800;letter-spacing:.04em;text-decoration:none;margin-right:auto}
header.nav .logo sup{font-size:.55em}
header.nav a.l{text-decoration:none;padding:2px 6px}
header.nav a.l.on,header.nav a.l:hover{background:var(--ink);color:var(--bg)}
main{max-width:1100px;margin:0 auto;padding:32px 24px 80px}
h1{font-size:clamp(2rem,6vw,4rem);line-height:1.05;margin:.2em 0}
.mute{color:var(--mute)}
.grid{columns:3 260px;column-gap:20px}
.card{break-inside:avoid;background:var(--card);border:1.5px solid var(--ink);padding:12px;margin:0 0 22px;position:relative;box-shadow:4px 4px 0 var(--ink);cursor:pointer}
.card:nth-child(3n+1){transform:rotate(-.8deg)}.card:nth-child(3n+2){transform:rotate(.6deg)}
.card:before{content:"";position:absolute;top:-10px;left:50%;width:70px;height:20px;margin-left:-35px;background:var(--tape);opacity:.85;transform:rotate(-3deg)}
.card img,.card video{width:100%;display:block;margin-bottom:8px;background:#0002}
.card h3{margin:.2em 0;font-size:1rem}
.card p{margin:.3em 0;font-size:.88rem;color:var(--mute);white-space:pre-wrap;display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;overflow:hidden}
.tag{font-size:.7rem;text-transform:uppercase;letter-spacing:.08em;border:1px solid currentColor;padding:0 5px}
.bar{display:flex;gap:10px;flex-wrap:wrap;margin:18px 0 28px}
input,textarea,select,button{font:inherit;color:inherit;background:var(--card);border:1.5px solid var(--ink);padding:7px 10px;border-radius:0}
button{cursor:pointer;background:var(--ink);color:var(--bg)}
button.alt{background:var(--card);color:var(--ink)}button.go{background:var(--accent);color:#fff;border-color:var(--accent)}
button.danger{background:#b3261e;border-color:#b3261e;color:#fff}
dialog{width:min(900px,94vw);border:2px solid var(--ink);background:var(--card);color:var(--ink);padding:0}
dialog::backdrop{background:#000a}
.dlg{padding:18px}.dlg .frame{aspect-ratio:16/9;width:100%;border:0;background:#000}
.dlg img,.dlg video{max-width:100%;max-height:70vh;display:block;margin:auto}
.dlg .x{float:right}
.empty{padding:60px 0;text-align:center;color:var(--mute)}
.panel{background:var(--card);border:1.5px solid var(--ink);padding:16px;margin:0 0 24px}
.row{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin:8px 0}
.row.sp{justify-content:space-between}
table{border-collapse:collapse;width:100%}td,th{border-bottom:1px solid var(--line);padding:6px;text-align:left;vertical-align:top}
.thumb{width:90px;height:60px;object-fit:cover;background:#0003}
.toast{position:fixed;bottom:18px;right:18px;background:var(--ink);color:var(--bg);padding:10px 14px;max-width:80vw}

/* ---- mobile frame centered on desktop ---- */
html{background:#0b0b0b}
body{max-width:430px;margin:0 auto;min-height:100vh;box-shadow:0 0 0 1px #0006,0 0 60px #000a;position:relative}
header.nav{gap:8px 12px;padding:12px 16px}
header.nav .logo{display:flex;align-items:center;gap:8px;font-size:0}
header.nav .logo img{width:44px;height:44px;border-radius:50%;display:block}
main{padding:20px 16px 80px}
.grid{columns:1}
dialog{width:min(430px,96vw)}
table,.row input{max-width:100%}
.row input,.row textarea{flex:1 1 140px;min-width:0}
td{font-size:.85rem}
/* ---- style switcher ---- */
.sw{position:fixed;top:10px;right:max(10px,calc(50vw - 215px + 10px));z-index:50}
.sw>button{width:30px;height:30px;padding:0;font-size:15px;line-height:1;border-radius:50%;background:var(--card);color:var(--ink);border:1.5px solid var(--ink)}
.sw ul{position:absolute;right:0;top:36px;list-style:none;margin:0;padding:4px;background:var(--card);border:1.5px solid var(--ink);display:none;min-width:120px}
.sw.open ul{display:block}
.sw li button{display:block;width:100%;text-align:left;background:none;color:var(--ink);border:0;padding:5px 8px;font-size:.85rem}
.sw li button.on,.sw li button:hover{background:var(--ink);color:var(--bg)}
/* ---- themes ---- */
:root[data-theme=neumorphism]{--bg:#e0e5ec;--ink:#3d4451;--mute:#7b8494;--card:#e0e5ec;--accent:#6c7cff;--line:#e0e5ec;--tape:transparent}
[data-theme=neumorphism] body{background-image:none;font-family:system-ui,sans-serif}
[data-theme=neumorphism] .card,[data-theme=neumorphism] .panel,[data-theme=neumorphism] dialog{border:0;border-radius:18px;box-shadow:8px 8px 16px #a3b1c6,-8px -8px 16px #fff;transform:none}
[data-theme=neumorphism] .card:before{display:none}
[data-theme=neumorphism] input,[data-theme=neumorphism] select,[data-theme=neumorphism] textarea{border:0;border-radius:12px;box-shadow:inset 4px 4px 8px #a3b1c6,inset -4px -4px 8px #fff}
[data-theme=neumorphism] button{border:0;border-radius:12px;background:var(--bg);color:var(--ink);box-shadow:4px 4px 8px #a3b1c6,-4px -4px 8px #fff}
[data-theme=neumorphism] button.go{color:var(--accent)}
[data-theme=neumorphism] header.nav{border-bottom:0}
[data-theme=neumorphism] header.nav a.l.on,[data-theme=neumorphism] header.nav a.l:hover{background:none;color:var(--accent)}
:root[data-theme=retro]{--bg:#2b1d3a;--ink:#ffd6a5;--mute:#c79ad8;--card:#3a2650;--accent:#ff4fa3;--line:#51367a;--tape:#00e5ff}
[data-theme=retro] body{font-family:"Courier New",monospace;background-image:linear-gradient(#0000 94%,#ff4fa322 0);background-size:100% 6px;text-shadow:0 0 6px #ff4fa355}
[data-theme=retro] .card{box-shadow:5px 5px 0 #00e5ff;border-color:#ff4fa3}
[data-theme=retro] h1{text-shadow:3px 3px 0 #ff4fa3,6px 6px 0 #00e5ff}
:root[data-theme=pixel]{--bg:#0f380f;--ink:#9bbc0f;--mute:#8bac0f;--card:#306230;--accent:#cadc9f;--line:#306230;--tape:#8bac0f}
[data-theme=pixel] *{border-radius:0!important}
[data-theme=pixel] body{font-family:"Press Start 2P",ui-monospace,monospace;font-size:12px;line-height:1.8;background-image:none;image-rendering:pixelated}
[data-theme=pixel] h1{font-size:1.4rem}
[data-theme=pixel] .card{border:4px solid var(--ink);box-shadow:4px 4px 0 var(--ink);transform:none}
[data-theme=pixel] .card:before{display:none}[data-theme=pixel] img,[data-theme=pixel] video{image-rendering:pixelated}
[data-theme=pixel] button{color:#0f380f;background:var(--ink)}
:root[data-theme=editorial]{--bg:#faf8f3;--ink:#111;--mute:#666;--card:#faf8f3;--accent:#c1121f;--line:#111;--tape:transparent}
[data-theme=editorial] body{font-family:Georgia,"Times New Roman",serif;background-image:none;font-size:17px}
[data-theme=editorial] h1,[data-theme=editorial] h2,[data-theme=editorial] h3{font-family:"Playfair Display",Georgia,serif;font-weight:900;letter-spacing:-.02em}
[data-theme=editorial] .card{border:0;border-top:3px solid var(--ink);box-shadow:none;transform:none;padding:10px 0}
[data-theme=editorial] .card:before{display:none}
[data-theme=editorial] header.nav{border-bottom:3px double var(--ink)}
[data-theme=editorial] .tag{color:var(--accent);border:0;padding:0}
:root[data-theme=bohemian]{--bg:#f3e6d3;--ink:#4a2c1d;--mute:#8a6a52;--card:#fbf2e4;--accent:#c4572f;--line:#e0c9a8;--tape:#8fa573}
[data-theme=bohemian] body{font-family:"Palatino Linotype",Palatino,serif;background-image:radial-gradient(#c4572f18 2px,transparent 3px),radial-gradient(#8fa57322 3px,transparent 4px);background-size:34px 34px,53px 53px}
[data-theme=bohemian] .card,[data-theme=bohemian] .panel,[data-theme=bohemian] dialog{border:2px dashed var(--accent);border-radius:22px 6px 22px 6px;box-shadow:none}
[data-theme=bohemian] button{border-radius:20px;background:var(--accent);border-color:var(--accent);color:#fff}
[data-theme=bohemian] h1{font-style:italic}
:root[data-theme=handwritten]{--bg:#fffef0;--ink:#1f3a93;--mute:#5a6bb0;--card:#fffef0;--accent:#e63946;--line:#bcd0f5;--tape:#ffd166}
[data-theme=handwritten] body{font-family:"Bradley Hand","Segoe Script","Comic Sans MS",cursive;font-size:18px;background-image:repeating-linear-gradient(#0000 0 27px,var(--line) 27px 28px)}
[data-theme=handwritten] .card{border:2px solid var(--ink);border-radius:255px 15px 225px 15px/15px 225px 15px 255px;box-shadow:none}
[data-theme=handwritten] button{border-radius:255px 15px 225px 15px/15px 225px 15px 255px}
:root[data-theme=minimal]{--bg:#fff;--ink:#111;--mute:#888;--card:#fff;--accent:#111;--line:#eee;--tape:transparent}
@media(prefers-color-scheme:dark){:root[data-theme=minimal]{--bg:#000;--ink:#eee;--mute:#777;--card:#000;--line:#222}}
[data-theme=minimal] body{background-image:none;font-family:system-ui,-apple-system,sans-serif}
[data-theme=minimal] .card{border:0;border-bottom:1px solid var(--line);box-shadow:none;transform:none;padding:12px 0}
[data-theme=minimal] .card:before{display:none}
[data-theme=minimal] header.nav{border-bottom:1px solid var(--line)}
[data-theme=minimal] button,[data-theme=minimal] input,[data-theme=minimal] select{border-width:1px}
header.nav{padding-right:52px}header.nav a.l{padding:2px 5px}
/* language + first-visit chooser */
.sw{display:flex;gap:6px}
.sw>button{flex:none}
.sw .lang-btn{width:auto;min-width:30px;padding:0 6px;border-radius:15px;font-size:.7rem;font-weight:700}
.sw ul{display:none!important}
.sw.open[data-m=lg] ul.lg,.sw.open[data-m=th] ul.th{display:block!important}
.sw.first .lang-btn{outline:2px solid var(--accent);outline-offset:2px}
.hp{position:absolute!important;left:-9999px;width:1px;height:1px;opacity:0}
.sub h3{margin:0 0 6px}
header.nav{padding-right:84px}

/* settings switch: scrolls with page when off, sticks (with its buttons) when on */
.sw{position:absolute;top:10px;left:10px;right:auto;gap:6px}
.sw.on{position:fixed;left:max(10px,calc(50vw - 205px))}
.sw:not(.on) .lang-btn,.sw:not(.on) .th-btn{display:none}
.sw .tool-btn{width:26px;height:26px;font-size:13px;opacity:.75}
.sw.on .tool-btn{opacity:1;background:var(--ink);color:var(--bg)}
.sw ul{right:auto;left:0}
header.nav{padding-left:46px;padding-right:16px}

/* switch on the right; icon nav with captions */
.sw{left:auto;right:10px}
.sw.on{left:auto;right:max(10px,calc(50vw - 205px))}
.sw ul{left:auto;right:0}
header.nav{padding:10px 56px 10px 14px;gap:4px 14px}
header.nav a.l.ic{display:flex;flex-direction:column;align-items:center;gap:0;padding:3px 6px;line-height:1.1}
header.nav a.l.ic small{font-size:.6rem;letter-spacing:.03em}
header.nav .logo{margin-right:auto}
a.back{display:inline-flex;align-items:center;gap:6px;text-decoration:none;margin-bottom:14px;padding:4px 8px 4px 4px;border:1.5px solid var(--ink);background:var(--card)}
a.back small{font-size:.75rem}
.pagehead{display:flex;justify-content:space-between;align-items:flex-start;gap:12px}
a.cbtn{display:inline-flex;align-items:center;gap:6px;text-decoration:none;padding:6px 10px;border:1.5px solid var(--ink);background:var(--ink);color:var(--bg);font-size:.8rem;margin-top:.7em;white-space:nowrap}
/* wizard */
.wiz .dots{display:flex;gap:6px;margin-bottom:14px}
.wiz .dots span{width:22px;height:5px;background:var(--line)}
.wiz .dots span.on{background:var(--accent)}.wiz .dots span.ok{background:var(--ink)}
.wiz .q{display:block;font-size:1.25rem;font-weight:700;margin-bottom:12px}
.wiz .field input,.wiz .field textarea{width:100%;font-size:1rem;padding:12px}
.wiz .err{color:#c0392b;min-height:1.4em;margin:6px 0}
.wiz .done{font-size:1.1rem;font-weight:700}

/* contact + back buttons follow each style like regular buttons */
[data-theme=neumorphism] a.cbtn,[data-theme=neumorphism] a.back{border:0;border-radius:12px;background:var(--bg);color:var(--accent);box-shadow:4px 4px 8px #a3b1c6,-4px -4px 8px #fff}
[data-theme=retro] a.cbtn{background:var(--accent);border-color:var(--accent);color:#fff;box-shadow:3px 3px 0 #00e5ff}
[data-theme=pixel] a.cbtn{border:4px solid var(--ink);border-radius:0;background:var(--ink);color:#0f380f;box-shadow:4px 4px 0 #306230}
[data-theme=editorial] a.cbtn{background:transparent;color:var(--ink);border:0;border-bottom:3px solid var(--accent);padding:6px 0}
[data-theme=bohemian] a.cbtn{border-radius:20px;background:var(--accent);border-color:var(--accent);color:#fff}
[data-theme=bohemian] a.back{border:2px dashed var(--accent);border-radius:20px}
[data-theme=handwritten] a.cbtn,[data-theme=handwritten] a.back{border-radius:255px 15px 225px 15px/15px 225px 15px 255px;font-family:inherit}
[data-theme=handwritten] a.cbtn{background:var(--accent);border-color:var(--accent);color:#fff}
[data-theme=minimal] a.cbtn{background:transparent;color:var(--ink);border:1px solid var(--ink)}
[data-theme=minimal] a.back{border:1px solid var(--line)}
[data-theme] a.cbtn{font-family:inherit}

/* experiments page */
h1.small{font-size:clamp(1.3rem,4.5vw,1.7rem);margin:.3em 0}
.pagehead{align-items:center;margin-bottom:6px}
a.cbtn{margin-top:0;font-size:.78rem;padding:7px 11px;line-height:1}
a.cbtn svg{flex:none}
a.card{display:block;text-decoration:none;color:inherit}
.ehead{display:flex;align-items:center;gap:10px}
.ehead h3{margin:.2em 0}
.elogo{width:44px;height:44px;object-fit:contain;flex:none;border-radius:8px;background:transparent}
.card img.elogo{width:44px;height:44px;margin:0;display:block}