:root{--k:#FFC20E;--t:#0E2A47;--a:#E9EEF3;--h:#1B8A5A}
*{box-sizing:border-box}
body{margin:0;font:16px/1.4 system-ui,Roboto,sans-serif;color:var(--t);background:var(--a)}
header{background:var(--t);color:#fff;padding:12px 16px;display:flex;gap:16px;align-items:center}
header a{color:var(--k);text-decoration:none;font-weight:700}
header h1{font-size:18px;margin:0;flex:1}
header button{background:var(--k);color:var(--t);padding:8px 12px}
main{max-width:720px;margin:auto;padding:16px;display:grid;gap:12px}
label{display:grid;gap:4px;font-weight:600}
input,select,button{font:inherit;padding:12px;border-radius:8px;border:2px solid var(--t);background:#fff;color:var(--t)}
button{cursor:pointer;background:var(--t);color:#fff;font-weight:700}
button:disabled{opacity:.4;cursor:default}
:focus-visible{outline:3px solid var(--k);outline-offset:2px}
.daftar{display:grid;gap:8px;max-height:260px;overflow:auto}
.opsi{text-align:left;background:var(--a);color:var(--t);border-color:transparent}
.opsi.on{background:var(--k);border-color:var(--t)}
.panel{background:#fff;border-radius:14px;padding:14px;display:grid;gap:10px;box-shadow:0 2px 0 #0E2A4722}
.panel h2{margin:0;font-size:15px;display:flex;align-items:center;gap:8px;text-transform:uppercase;letter-spacing:.04em}
.panel h2 span{background:var(--t);color:var(--k);width:26px;height:26px;border-radius:50%;display:grid;place-items:center;font-size:14px}
.panel input[type=search]{background:var(--a);border-color:transparent}
.panel .baris{background:var(--a)}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{padding:10px 18px;border-radius:999px;background:var(--a);color:var(--t);border-color:transparent}
.chip.on{background:var(--t);color:var(--k)}
.kirim-panel{background:var(--k)}
.kirim-panel #status{color:var(--t)}
.baris{display:flex;justify-content:space-between;align-items:center;gap:8px;background:#fff;padding:8px 12px;border-radius:8px}
#status{margin:0;font-weight:700;color:var(--h)}
h2{margin:8px 0 0;font-size:18px}
#pesan{height:220px;overflow:auto;background:#fff;border-radius:8px;padding:8px;display:grid;gap:6px;align-content:start}
.msg{display:grid;grid-template-columns:auto 1fr auto;gap:8px;font-size:15px}
.msg time{color:#6b7c8f;font-size:13px}
#fchat{display:grid;grid-template-columns:1fr 2fr auto;gap:6px}
#fchat input{min-width:0}
dialog{border:0;border-radius:12px;padding:24px;max-width:340px}
dialog::backdrop{background:#0E2A47cc}
dialog form{display:grid;gap:10px}
.err{color:#C8372D;margin:0}
.home main{min-height:100vh;align-content:center}
.big{display:grid;gap:4px;padding:28px 20px;border-radius:12px;background:var(--k);color:var(--t);text-decoration:none}
.big b{font-size:36px;letter-spacing:-.02em}
.big.alt{background:var(--t);color:#fff}
.wide{max-width:100%;grid-template-columns:1fr;padding:12px}
#list{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;align-items:start}
.kartu{display:grid;grid-template-columns:auto 1fr;gap:0 10px;align-items:center;background:#fff;border-radius:10px;overflow:hidden}
.kelas{background:var(--k);font-size:24px;font-weight:800;padding:8px;align-self:stretch;display:grid;place-items:center;min-width:56px}
.isi{min-width:0;padding:6px 0}
.isi h2{font-size:18px;margin:0;line-height:1.15;overflow-wrap:anywhere}
.isi p,.isi time{display:block;margin:0;font-size:12px}
.aksi{grid-column:1/-1;display:flex;gap:8px;margin:6px 10px 10px}
.aksi button{padding:6px;font-size:14px}
.aksi .jemput{flex:1}
.aksi .panggil{width:44px;height:44px;padding:0;flex:none;background:#D5DBE2;border:2px solid #B4BDC8;color:#fff;font-size:30px;line-height:1}
.aksi .panggil.on{background:var(--h);border-color:var(--h)}
@media(max-width:700px){#list{grid-template-columns:repeat(2,1fr);gap:8px}.kelas{font-size:20px;min-width:46px}.isi h2{font-size:15px}}
@media(prefers-reduced-motion:no-preference){.kartu.baru{animation:kedip 1s 3}}
@keyframes kedip{50%{background:#FFF1B8}}