:root{--bg:#f4f5f9;--card:#fff;--ink:#1c2433;--mute:#5b6475;--line:#d9dde7;--brand:#5b21b6;--brand-d:#4c1d95;--bad:#b42318;--ok:#067647;--ring:#c4b5fd}
@media (prefers-color-scheme:dark){:root{--bg:#0e1118;--card:#171b26;--ink:#e8ebf2;--mute:#9aa3b5;--line:#2a3142;--brand:#8b5cf6;--brand-d:#7c3aed;--bad:#f97066;--ok:#47cd89;--ring:#4c1d95}}
*{box-sizing:border-box}
html,body{margin:0;min-height:100%}
body{background:var(--bg);color:var(--ink);font:16px/1.55 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;display:flex;flex-direction:column;min-height:100vh}
a{color:var(--brand)}
.wrap{flex:1;display:flex;align-items:center;justify-content:center;padding:24px 16px}
.card{width:100%;max-width:420px;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:28px 24px;box-shadow:0 8px 30px rgba(0,0,0,.06)}
.brand{font-weight:700;font-size:15px;letter-spacing:.2px;margin:0 0 18px}
.brand span{color:var(--brand)}
h1{font-size:22px;margin:0 0 4px}
.sub{color:var(--mute);margin:0 0 18px;font-size:14px}
label{display:block;font-size:14px;font-weight:600;margin:14px 0 5px}
input[type=text],input[type=email],input[type=password]{width:100%;font:inherit;color:var(--ink);background:var(--card);border:1px solid var(--line);border-radius:9px;padding:11px 12px}
input:focus-visible,button:focus-visible,a:focus-visible{outline:3px solid var(--ring);outline-offset:1px}
.pw{position:relative}
.pw input{padding-right:64px}
.pw button{position:absolute;right:6px;top:50%;transform:translateY(-50%);border:0;background:transparent;color:var(--brand);font:inherit;font-size:13px;font-weight:600;cursor:pointer;padding:6px 8px}
.hint{font-size:13px;color:var(--mute);margin:6px 0 0}
.meter{height:5px;border-radius:3px;background:var(--line);margin-top:8px;overflow:hidden}
.meter i{display:block;height:100%;width:0;background:var(--bad);transition:width .2s,background .2s}
.check{display:flex;gap:10px;align-items:flex-start;font-size:14px;margin:16px 0 0;font-weight:400}
.check input{margin-top:4px;flex:none}
.btn{width:100%;margin-top:20px;border:0;border-radius:9px;background:var(--brand);color:#fff;font:inherit;font-weight:700;padding:12px;cursor:pointer}
.btn:hover{background:var(--brand-d)}
.btn:disabled{opacity:.6;cursor:default}
.msg{margin:14px 0 0;padding:10px 12px;border-radius:9px;font-size:14px;display:none}
.msg.show{display:block}
.msg.bad{background:rgba(180,35,24,.1);color:var(--bad);border:1px solid var(--bad)}
.msg.ok{background:rgba(6,118,71,.1);color:var(--ok);border:1px solid var(--ok)}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.panel[hidden]{display:none}
.done h2{margin:0 0 8px;font-size:20px}
.foot{text-align:center;color:var(--mute);font-size:12px;padding:0 16px 20px}
.foot a{color:var(--mute)}
/* dashboard shell */
.app{display:grid;grid-template-columns:240px 1fr;min-height:100vh;width:100%}
.side{background:var(--card);border-right:1px solid var(--line);padding:18px 14px;display:flex;flex-direction:column}
.side .brand{padding:0 6px}
.side nav{flex:1;margin-top:8px}
.side .empty{font-size:13px;color:var(--mute);padding:8px 6px}
.main{display:flex;flex-direction:column;min-width:0}
.top{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:14px 22px;background:var(--card);border-bottom:1px solid var(--line)}
.top .who{font-size:14px;color:var(--mute);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.out{border:1px solid var(--line);background:transparent;color:var(--ink);font:inherit;font-weight:600;border-radius:8px;padding:7px 14px;cursor:pointer;flex:none}
.out:hover{border-color:var(--brand)}
.blank{flex:1;padding:22px}
@media (max-width:720px){.app{grid-template-columns:1fr;grid-template-rows:auto 1fr}.side{border-right:0;border-bottom:1px solid var(--line);flex-direction:row;align-items:center;padding:10px 14px}.side nav{display:none}.card{padding:22px 16px}}

.switch{font-size:14px;color:var(--mute);margin:16px 0 0}
.linkbtn{border:0;background:transparent;color:var(--brand);font:inherit;font-weight:600;cursor:pointer;padding:0;text-decoration:underline}
.pending h2{margin:0 0 6px;font-size:22px}
.pending p{margin:0 0 8px;color:var(--mute)}