/* tok engine: structural base. Sites set the look through variables + their own site.css. */
:root{--bg:#000;--fg:#fff;--muted:rgba(255,255,255,.7);--line:rgba(255,255,255,.14);--accent:#fff;--accent-ink:#000;--panel:rgba(20,20,20,.72);--font-d:serif;--font-b:system-ui,sans-serif;--r:22px;--safe-b:env(safe-area-inset-bottom,0px);--safe-t:env(safe-area-inset-top,0px)}
*,*::before,*::after{box-sizing:border-box}
html,body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.5 var(--font-b);-webkit-font-smoothing:antialiased;-webkit-text-size-adjust:100%;color-scheme:dark}
a{color:inherit}
img{max-width:100%;display:block}
button{font:inherit;color:inherit}
.sr{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:0 22px;border-radius:999px;border:1px solid transparent;background:var(--accent);color:var(--accent-ink);font-weight:600;text-decoration:none;cursor:pointer;letter-spacing:.01em;transition:transform .2s,filter .2s,background .2s}
.btn:hover{filter:brightness(1.08)}.btn:active{transform:scale(.97)}
.btn.ghost{background:transparent;color:var(--fg);border-color:var(--line)}
.btn.ghost:hover{border-color:var(--accent)}
.btn.sm{min-height:36px;padding:0 14px;font-size:14px}
.chip{display:inline-flex;align-items:center;gap:6px;min-height:36px;padding:0 14px;border-radius:999px;border:1px solid var(--line);background:rgba(255,255,255,.04);color:var(--fg);font-size:14px;cursor:pointer;white-space:nowrap;text-decoration:none;transition:background .2s,border-color .2s,color .2s}
.chip:hover{border-color:var(--accent)}
.chip.on,.chip[aria-pressed=true],.chip[aria-selected=true]{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}
.chip .n:empty{display:none}.chip .n{opacity:.8;font-variant-numeric:tabular-nums}
.chip.ghost{background:transparent;opacity:.75}
.pill{display:inline-block;padding:3px 10px;border-radius:999px;border:1px solid var(--line);font-size:12px;text-decoration:none}
.pill.on{background:var(--accent);color:var(--accent-ink)}

/* feed */
.tok-scroller{height:100%;overflow-y:auto;overscroll-behavior:contain;scroll-snap-type:y mandatory;scrollbar-width:none;outline:none;-webkit-overflow-scrolling:touch}
.tok-scroller::-webkit-scrollbar{display:none}
.tok-slot{height:100%;scroll-snap-align:start;scroll-snap-stop:always;position:relative;overflow:hidden;contain:strict}

/* toast + dialog */
.tok-toast{position:fixed;left:50%;bottom:calc(28px + var(--safe-b));transform:translate(-50%,20px);opacity:0;z-index:9999;background:var(--panel);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border:1px solid var(--line);padding:10px 18px;border-radius:999px;font-size:14px;transition:.3s;pointer-events:none}
.tok-toast.on{opacity:1;transform:translate(-50%,0)}
.tok-dialog{border:1px solid var(--line);border-radius:var(--r);background:var(--bg);color:var(--fg);max-width:min(520px,calc(100vw - 24px));padding:22px}
.tok-dialog::backdrop{background:rgba(0,0,0,.6);backdrop-filter:blur(4px)}
.tok-dialog h3{margin:0 0 6px;font-family:var(--font-d);font-size:24px;font-weight:500}

/* share flow */
.sh{max-width:680px;margin:0 auto}
.sh-steps{display:flex;gap:6px;list-style:none;padding:0;margin:0 0 18px;counter-reset:s;flex-wrap:wrap}
.sh-steps li{counter-increment:s;font-size:13px;color:var(--muted);display:flex;align-items:center;gap:6px;padding:4px 10px 4px 4px;border-radius:999px;border:1px solid var(--line)}
.sh-steps li::before{content:counter(s);display:grid;place-items:center;width:22px;height:22px;border-radius:50%;background:rgba(255,255,255,.08);font-size:12px}
.sh-steps li.now{color:var(--fg);border-color:var(--accent)}.sh-steps li.now::before,.sh-steps li.done::before{background:var(--accent);color:var(--accent-ink)}
.sh-panel{outline:none;background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:clamp(18px,4vw,34px);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px)}
.sh-panel h2{font-family:var(--font-d);font-weight:500;font-size:clamp(26px,4vw,36px);line-height:1.15;margin:0 0 8px}
.sh-lead{color:var(--muted);margin:0 0 18px}
.sh-opts{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
@media (max-width:600px){.sh-opts{grid-template-columns:1fr}}
.sh-opt{display:flex;flex-direction:column;align-items:flex-start;gap:6px;text-align:left;padding:18px;border-radius:18px;border:1px solid var(--line);background:rgba(255,255,255,.03);cursor:pointer;transition:border-color .2s,transform .2s,background .2s}
.sh-opt:hover{border-color:var(--accent);transform:translateY(-2px);background:rgba(255,255,255,.06)}
.sh-opt b{font-size:18px}.sh-opt small{color:var(--muted)}
.sh-ico{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;background:var(--accent);color:var(--accent-ink)}.sh-ico svg{width:24px;height:24px}
.sh-l{display:block;font-size:13px;color:var(--muted);margin:16px 0 6px;letter-spacing:.02em}
.sh-in,.sh-ta{width:100%;min-height:46px;padding:12px 14px;border-radius:14px;border:1px solid var(--line);background:rgba(0,0,0,.25);color:var(--fg);font:inherit;font-size:16px}
.sh-ta{resize:vertical;line-height:1.55}
.sh-in:focus,.sh-ta:focus{border-color:var(--accent);outline:none}
select.sh-in{margin-top:14px}
.sh-count{display:block;text-align:right;color:var(--muted);font-size:12px;margin-top:4px}
.sh-tags{display:flex;flex-wrap:wrap;gap:8px}
.sh-media{display:flex;flex-wrap:wrap;align-items:center;gap:10px;padding:14px;border-radius:16px;border:1px dashed var(--line);margin-bottom:8px}
.sh-file{width:100%;margin:0;color:var(--muted);font-size:14px}.sh-file:empty{display:none}
.sh-rec{display:flex;align-items:center;gap:10px}.sh-dot{width:10px;height:10px;border-radius:50%;background:#777}.sh-rec.on .sh-dot{background:#ff4d4d;animation:shp 1s infinite}
@keyframes shp{50%{opacity:.3}}
.sh-check,.sh-radio{display:flex;gap:12px;align-items:flex-start;padding:12px 14px;border-radius:14px;border:1px solid var(--line);margin:10px 0;cursor:pointer;line-height:1.45}
.sh-check input,.sh-radio input{width:20px;height:20px;margin-top:2px;accent-color:var(--accent);flex:none}
.sh-radio span{display:flex;flex-direction:column}.sh-radio small{color:var(--muted)}
.sh-radios{display:grid;gap:0;margin-bottom:10px}
.sh-note{color:var(--muted);font-size:14px}
.sh-err{color:#ffb4a8;min-height:1.2em;margin:12px 0 0}
.sh-nav{display:flex;justify-content:space-between;gap:10px;margin-top:20px;flex-wrap:wrap}
.sh-bar{height:8px;border-radius:99px;background:rgba(255,255,255,.08);overflow:hidden;margin:18px 0}.sh-bar i{display:block;height:100%;width:3%;background:var(--accent);transition:width .3s}
.sh-done{text-align:center}.sh-done .sh-nav{justify-content:center}
.sh-done-mark{width:72px;height:72px;margin:6px auto 14px;border-radius:50%;background:radial-gradient(circle,var(--accent) 0 30%,transparent 31%),radial-gradient(circle,rgba(255,255,255,.12) 0 70%,transparent 71%);animation:shd 1.2s ease-out}
@keyframes shd{from{transform:scale(.4);opacity:0}}
.sh-invite{display:flex;gap:10px;flex-wrap:wrap}.sh-invite .sh-in{flex:1 1 200px}
.sh-mine{max-width:680px;margin:22px auto 0}.sh-mine h3{font-size:15px;color:var(--muted);font-weight:600}
.sh-mine-row{display:flex;align-items:center;gap:10px;padding:10px 0;border-top:1px solid var(--line)}.sh-mine-t{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* stories */
.st-list{display:grid;gap:18px;max-width:720px;margin:0 auto}
.st-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:clamp(18px,3.5vw,28px);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px)}
.st-label{display:inline-block;margin:0 6px 10px 0;font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--accent);border:1px solid currentColor;border-radius:999px;padding:3px 10px}
.st-label.vis{color:var(--muted)}
.st-title{font-family:var(--font-d);font-weight:500;font-size:clamp(24px,3.4vw,32px);line-height:1.2;margin:0 0 4px}.st-title a{text-decoration:none}
.st-by{color:var(--muted);margin:0 0 14px;font-size:14px}
.st-media{width:100%;max-height:70vh;border-radius:16px;background:#000}.st-media.blur{filter:blur(18px)}
.st-audio{width:100%}
.st-body{white-space:pre-wrap;font-size:17px;line-height:1.65}
.st-foot{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}.st-reacts{display:flex;gap:8px;flex-wrap:wrap;margin-right:auto}
.st-more{display:flex;margin:18px auto}
.st-cap summary{cursor:pointer;color:var(--muted);margin-top:10px}

/* solo (server-rendered saying / story pages) */
.solo{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:28px 16px calc(28px + var(--safe-b))}
.solo-card{position:relative;margin:0;width:min(440px,100%);aspect-ratio:9/16;border-radius:var(--r);overflow:hidden;box-shadow:0 30px 80px rgba(0,0,0,.6)}
.solo-art{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.solo-card::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.15),rgba(0,0,0,.25) 40%,rgba(0,0,0,.82))}
.solo-text{position:absolute;z-index:1;left:0;right:0;bottom:84px;margin:0;padding:0 26px;font-family:var(--font-d);font-size:clamp(20px,5.4vw,28px);line-height:1.3}
.solo-text h1{font-size:1.2em;margin:0 0 .4em}.solo-kicker{font:600 12px var(--font-b);letter-spacing:.12em;text-transform:uppercase;color:var(--accent)}
.solo-card figcaption{position:absolute;z-index:1;left:26px;right:26px;bottom:20px;font-size:13px;color:var(--muted)}
.solo-card figcaption b{color:var(--accent);font-weight:600}
.solo-src{display:block;font-size:11px;opacity:.7;margin-top:4px}
.solo-cta{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;margin-top:22px}
.story-card{width:min(720px,100%)}.story-card h1{font-family:var(--font-d);font-weight:500;font-size:clamp(28px,5vw,42px);margin:6px 0}
.story-label{display:inline-block;font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--accent);border:1px solid currentColor;border-radius:999px;padding:3px 10px;margin:0 6px 0 0}
.story-media{width:100%;border-radius:16px;margin:12px 0}.story-media.blur{filter:blur(18px)}.story-audio{width:100%;margin:12px 0}
.story-body{font-size:18px;line-height:1.7}.story-by{color:var(--muted)}.story-note{color:var(--muted);font-size:13px;margin-top:20px}

/* prose pages */
.prose{max-width:720px;margin:0 auto;padding:24px 18px 80px;line-height:1.7;font-size:17px}
.prose h1{font-family:var(--font-d);font-weight:500;font-size:clamp(32px,6vw,52px);line-height:1.1;margin:.4em 0 .3em}
.prose h2{font-family:var(--font-d);font-weight:500;font-size:clamp(22px,3.6vw,30px);margin:1.6em 0 .4em}
.prose .draft{padding:10px 14px;border:1px dashed var(--line);border-radius:12px;color:var(--muted);font-size:14px}
.prose form{display:grid;gap:10px}

@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.001s!important;animation-iteration-count:1!important;transition-duration:.001s!important}}
.solo-card.long{aspect-ratio:auto;min-height:72vh;display:flex;flex-direction:column;justify-content:flex-end}
.solo-card.long .solo-text{position:relative;bottom:auto;padding:110px 26px 14px;font-size:clamp(18px,4.6vw,22px);line-height:1.45}
.solo-card.long figcaption{position:relative;z-index:1;left:auto;right:auto;bottom:auto;padding:0 26px 22px}
[hidden]{display:none!important}