:root{--bg:#F1F6F4;--panel:#FFFFFF;--ink:#0D1F1B;--muted:#465C57;--line:#D2DFDB;--soft:#E3EEEB;--accent:#0E6B60;--accent-ink:#0B5A51;--on-accent:#FFFFFF;--tint:#D7EDE8;--tint-ink:#0B4F47;--danger:#B3261E;--shadow:rgb(13 31 27 / .12);--f-ui:"Figtree",system-ui,-apple-system,"Segoe UI",sans-serif;--f-title:"Bricolage Grotesque","Figtree",system-ui,sans-serif;--gutter:clamp(16px,4vw,32px);color-scheme:light dark}
@media (prefers-color-scheme:dark){:root{--bg:#0A1513;--panel:#11211E;--ink:#E4EFEC;--muted:#9FB6B0;--line:#24413B;--soft:#172B27;--accent:#46CDB7;--accent-ink:#7DDCCB;--on-accent:#04201B;--tint:#17342F;--tint-ink:#9DE3D6;--danger:#FF8A80;--shadow:rgb(0 0 0 / .45)}}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%}
body{margin:0;min-block-size:100vh;min-block-size:100dvh;display:flex;flex-direction:column;background:var(--bg);color:var(--ink);font:400 16px/1.5 var(--f-ui);-webkit-font-smoothing:antialiased}
.sr{position:absolute;inline-size:1px;block-size:1px;margin:-1px;padding:0;overflow:hidden;clip-path:inset(50%);white-space:nowrap;border:0}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px}
button,input,textarea{font:inherit;color:inherit}
[hidden]{display:none !important}

.bar{position:sticky;inset-block-start:0;z-index:5;display:flex;align-items:center;gap:10px;min-block-size:64px;padding:max(8px,env(safe-area-inset-top)) max(var(--gutter),env(safe-area-inset-right)) 8px max(var(--gutter),env(safe-area-inset-left));background:color-mix(in srgb,var(--bg) 88%,transparent);-webkit-backdrop-filter:saturate(1.4) blur(14px);backdrop-filter:saturate(1.4) blur(14px);border-block-end:1px solid var(--line)}
.glyph{display:grid;place-items:center;inline-size:27px;block-size:27px;color:var(--accent);flex:none}
.glyph svg{inline-size:27px;block-size:27px}
.title{margin:0 auto 0 0;font:750 22px/1 var(--f-title);letter-spacing:-.01em}
.online{display:inline-flex;align-items:center;gap:7px;margin:0;font-size:15px;font-weight:600;color:var(--muted);white-space:nowrap}
.pulse{inline-size:9px;block-size:9px;border-radius:50%;background:#16A34A;box-shadow:0 0 0 3px color-mix(in srgb,#16A34A 22%,transparent)}
.me{position:relative}
.me-btn{display:inline-flex;align-items:center;gap:8px;min-block-size:44px;max-inline-size:220px;padding:4px 10px 4px 4px;border:1px solid var(--line);border-radius:999px;background:var(--panel);cursor:pointer}
.me-nick{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:600}
.chev{flex:none;inline-size:18px;block-size:18px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.avatar{flex:none;display:grid;place-items:center;inline-size:34px;block-size:34px;border-radius:50%;background:var(--tint);color:var(--tint-ink);font:700 15px/1 var(--f-ui);text-transform:uppercase}
@media (max-width:479px){.me-nick{display:none}.me-btn{padding-inline-end:6px}}

.menu{position:absolute;z-index:20;display:grid;min-inline-size:220px;padding:6px;border:1px solid var(--line);border-radius:16px;background:var(--panel);box-shadow:0 18px 40px -16px var(--shadow)}
.me .menu{inset-block-start:calc(100% + 8px);inset-inline-end:0}
.menu.actions{position:fixed}
.menu-note{margin:0;padding:8px 12px 6px;font-size:14px;color:var(--muted);overflow-wrap:anywhere}
.menu-note b{color:var(--ink);font-weight:600}
.menu-item{display:flex;align-items:center;min-block-size:44px;padding:0 12px;border:0;border-radius:10px;background:transparent;text-align:start;font-weight:600;cursor:pointer}
.menu-item.danger{color:var(--danger)}

.stage{flex:1;display:flex;flex-direction:column;padding:0 max(var(--gutter),env(safe-area-inset-right)) 0 max(var(--gutter),env(safe-area-inset-left))}
.status{margin:40px 0;text-align:center;color:var(--muted)}
.trouble{display:grid;justify-items:center;gap:12px;margin:40px 0;text-align:center}
.trouble p{margin:0}

.gate{inline-size:100%;max-inline-size:460px;margin:clamp(24px,8vh,72px) auto 48px;padding:clamp(22px,5vw,34px);border:1px solid var(--line);border-radius:28px;background:var(--panel);box-shadow:0 30px 60px -40px var(--shadow)}
.gate-title{margin:0;font:750 clamp(28px,7vw,34px)/1.05 var(--f-title);letter-spacing:-.015em}
.gate-lede{margin:10px 0 22px;color:var(--muted)}
.step{display:grid;gap:10px}
.label{font-weight:650}
.hint{margin:-4px 0 0;font-size:15px;color:var(--muted)}
.field{inline-size:100%;min-block-size:50px;padding:0 16px;border:1px solid var(--line);border-radius:14px;background:var(--bg);color:var(--ink);font-size:17px}
.field:focus-visible{outline-offset:1px;border-color:var(--accent)}
.field.code{font:700 24px/1 var(--f-ui);letter-spacing:.3em;font-variant-numeric:tabular-nums}
.error{margin:0;font-size:15px;font-weight:600;color:var(--danger)}
.sent{margin:0 0 4px;color:var(--muted);overflow-wrap:anywhere}
.sent b{color:var(--ink)}
.primary{display:inline-flex;align-items:center;justify-content:center;min-block-size:50px;padding:0 22px;border:0;border-radius:14px;background:var(--accent);color:var(--on-accent);font-weight:700;cursor:pointer}
.primary:disabled{cursor:progress;opacity:.7}
.ghost{display:inline-flex;align-items:center;justify-content:center;min-block-size:44px;padding:0 14px;border:1px solid var(--line);border-radius:12px;background:transparent;color:var(--accent-ink);font-weight:650;cursor:pointer}
.ghost:disabled{color:var(--muted);cursor:default}
.alt{display:flex;flex-wrap:wrap;gap:8px}
.alt .ghost{flex:1 1 auto}
.privacy{margin:20px 0 0;padding-block-start:16px;border-block-start:1px solid var(--line);font-size:14px;line-height:1.5;color:var(--muted)}

.room{flex:1;display:flex;flex-direction:column;padding-block:12px 16px}
.keep{align-self:center;margin:8px 0 12px;padding:6px 12px;border-radius:999px;background:var(--soft);font-size:14px;color:var(--muted)}
.older{align-self:center;margin-block-end:12px}
.log{display:flex;flex-direction:column;gap:6px;margin:0;padding:0;list-style:none}
.empty{margin:auto 0;padding:48px 0;text-align:center;color:var(--muted)}
.day{align-self:center;margin:16px 0 8px;padding:4px 12px;border-radius:999px;background:var(--soft);font-size:14px;font-weight:600;color:var(--muted)}
.msg{position:relative;display:flex;flex-direction:column;align-items:flex-start;max-inline-size:100%}
.msg.first{margin-block-start:14px}
.msg.mine{align-items:flex-end}
.who{display:flex;align-items:center;gap:8px;margin:0 0 6px;font-size:14px;color:var(--muted)}
.who .avatar{inline-size:28px;block-size:28px;font-size:13px}
.nick{font-weight:700;color:var(--ink)}
.badge{padding:1px 8px;border-radius:999px;background:var(--tint);color:var(--tint-ink);font-size:13px;font-weight:700}
.line{display:flex;align-items:flex-end;gap:4px;max-inline-size:min(92%,680px)}
.msg.mine .line{flex-direction:row-reverse}
.bubble{min-inline-size:0;margin:0;padding:9px 14px;border:1px solid var(--line);border-radius:6px 20px 20px 20px;background:var(--panel);white-space:pre-wrap;overflow-wrap:anywhere}
.msg:not(.first) .bubble{border-radius:6px 20px 20px 6px}
.msg.mine .bubble{border-color:transparent;border-radius:20px 6px 20px 20px;background:var(--accent);color:var(--on-accent)}
.msg.mine:not(.first) .bubble{border-radius:20px 6px 6px 20px}
.msg.pending .bubble{opacity:.6}
.stamp{margin:3px 4px 0;font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums}
.more{flex:none;display:grid;place-items:center;inline-size:44px;block-size:44px;padding:0;border:0;border-radius:50%;background:transparent;color:var(--muted);cursor:pointer}
.more svg{inline-size:20px;block-size:20px;fill:currentColor}

.dock{position:sticky;inset-block-end:0;z-index:4;display:grid;gap:8px;padding:10px max(var(--gutter),env(safe-area-inset-right)) max(10px,env(safe-area-inset-bottom)) max(var(--gutter),env(safe-area-inset-left));background:color-mix(in srgb,var(--bg) 92%,transparent);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-block-start:1px solid var(--line)}
.notice{margin:0;font-size:15px;font-weight:600;color:var(--danger)}
.jump{position:absolute;inset-block-end:calc(100% + 10px);inset-inline-start:50%;translate:-50% 0;display:inline-flex;align-items:center;gap:6px;min-block-size:44px;padding:0 16px;border:0;border-radius:999px;background:var(--ink);color:var(--bg);font-weight:700;box-shadow:0 12px 30px -12px var(--shadow);cursor:pointer}
.jump svg{inline-size:18px;block-size:18px;fill:none;stroke:currentColor;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round}
.composer{position:relative;display:flex;align-items:flex-end;gap:10px}
.say{flex:1;min-inline-size:0;min-block-size:48px;max-block-size:152px;padding:12px 16px;border:1px solid var(--line);border-radius:24px;background:var(--panel);color:var(--ink);font-size:17px;line-height:1.35;resize:none;overflow-y:auto}
.say:focus-visible{outline-offset:1px;border-color:var(--accent)}
.say::placeholder{color:var(--muted);opacity:1}
.count{position:absolute;inset-block-start:-24px;inset-inline-end:62px;font-size:13px;font-weight:600;color:var(--muted);font-variant-numeric:tabular-nums}
.send{flex:none;display:grid;place-items:center;inline-size:48px;block-size:48px;padding:0;border:0;border-radius:50%;background:var(--accent);color:var(--on-accent);cursor:pointer}
.send:disabled{background:var(--soft);color:var(--muted);cursor:default}
.send svg{inline-size:22px;block-size:22px;fill:none;stroke:currentColor;stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round}

.ask{inline-size:min(100% - 32px,420px);padding:0;border:1px solid var(--line);border-radius:24px;background:var(--panel);color:var(--ink);box-shadow:0 30px 70px -30px var(--shadow)}
.ask::backdrop{background:rgb(4 16 13 / .5)}
.ask-form{display:grid;gap:12px;padding:24px}
.ask-title{margin:0;font:750 22px/1.15 var(--f-title)}
.ask-text{margin:0;color:var(--muted)}
.ask-field{display:grid;gap:8px}
.ask-actions{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:10px;margin-block-start:6px}
.ask-actions .primary,.ask-actions .ghost{min-block-size:48px}
.ask-ok.danger{background:var(--danger);color:#FFFFFF}
@media (prefers-color-scheme:dark){.ask-ok.danger{color:#1F0503}}

@media (hover:hover){
  .menu-item:hover{background:var(--soft)}
  .ghost:not(:disabled):hover{background:var(--soft)}
  .primary:not(:disabled):hover,.send:not(:disabled):hover{filter:brightness(1.08)}
  .more:hover{background:var(--soft);color:var(--ink)}
  .me-btn:hover{background:var(--soft)}
}
@media (prefers-reduced-motion:no-preference){
  .msg.fresh{animation:rise .22s ease-out}
  .pulse{animation:beat 2.4s ease-in-out infinite}
  .ask[open]{animation:rise .18s ease-out}
}
@keyframes rise{from{opacity:0;translate:0 6px}to{opacity:1;translate:0 0}}
@keyframes beat{50%{box-shadow:0 0 0 6px color-mix(in srgb,#16A34A 8%,transparent)}}