:root{
  --bg:#f4f5f7; --panel:#fff; --line:#e3e6ea; --text:#1d2330; --muted:#6b7380;
  --primary:#2563eb; --primary-ink:#fff; --danger:#dc2626; --ok:#15803d; --warn:#b45309;
  --in:#f1f3f6; --out:#dbeafe; --note:#fef3c7; --radius:10px;
  font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif; font-size:14px; color:var(--text);
}
@media (prefers-color-scheme:dark){
  :root{--bg:#0f1218;--panel:#171b23;--line:#2a303b;--text:#e6e8ec;--muted:#9aa3b0;--in:#222833;--out:#1e3a6e;--note:#3d3416}
}
*{box-sizing:border-box}
html,body{margin:0;height:100%}
body{background:var(--bg)}
a{color:var(--primary)}
.hidden{display:none!important}
.muted{color:var(--muted)} .small{font-size:12px} .pad{padding:16px}
code{background:var(--in);padding:1px 4px;border-radius:4px;font-size:12px}

/* tombol */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:1px solid var(--line);background:var(--panel);color:var(--text);
  padding:8px 14px;border-radius:8px;cursor:pointer;font:inherit;text-decoration:none;white-space:nowrap}
.btn:hover{border-color:var(--muted)}
.btn:disabled{opacity:.5;cursor:not-allowed}
.btn.primary{background:var(--primary);border-color:var(--primary);color:var(--primary-ink)}
.btn.danger{color:var(--danger);border-color:color-mix(in srgb,var(--danger) 40%,transparent)}
.btn.ghost{background:transparent}
.btn.sm{padding:5px 10px;font-size:13px}
.btn.block{width:100%}
form.inline{display:inline}

/* top bar */
.topbar{display:flex;align-items:center;gap:20px;padding:0 16px;height:52px;background:var(--panel);border-bottom:1px solid var(--line)}
.brand{font-weight:700}
.topbar nav{display:flex;gap:4px;flex:1}
.topbar nav a{padding:6px 12px;border-radius:8px;text-decoration:none;color:var(--muted)}
.topbar nav a.on{background:var(--in);color:var(--text);font-weight:600}
.who{display:flex;align-items:center;gap:10px}

/* halaman biasa */
.page{max-width:1000px;margin:24px auto;padding:0 16px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:20px;margin-bottom:20px}
.card h2{margin:0 0 14px;font-size:17px}
.card.empty{text-align:center;padding:48px 20px}
.alert{padding:10px 14px;border-radius:8px;margin-bottom:16px}
.alert.ok{background:color-mix(in srgb,var(--ok) 14%,transparent);color:var(--ok)}
.alert.err{background:color-mix(in srgb,var(--danger) 14%,transparent);color:var(--danger)}

/* form */
label{display:flex;flex-direction:column;gap:6px;font-weight:600;font-size:13px;margin-bottom:12px}
label small{font-weight:400;color:var(--muted)}
input,select,textarea{font:inherit;color:var(--text);background:var(--bg);border:1px solid var(--line);border-radius:8px;padding:9px 11px;font-weight:400}
input[type=color]{padding:2px;height:38px;width:80px}
input:focus,select:focus,textarea:focus{outline:2px solid color-mix(in srgb,var(--primary) 40%,transparent);border-color:var(--primary)}
.grid-form{display:grid;grid-template-columns:1fr 1fr;gap:4px 16px}
.grid-form .span2{grid-column:span 2}
.form-actions{display:flex;gap:8px}
@media (max-width:700px){.grid-form{grid-template-columns:1fr}.grid-form .span2{grid-column:auto}}

/* auth */
body.auth{display:flex;align-items:center;justify-content:center;min-height:100vh;padding:16px}
.auth-card{width:100%;max-width:380px;background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:28px}
.auth-card h1{margin:0 0 4px;font-size:22px}
.auth-card form{margin-top:18px}

/* tabel akun */
.table-wrap{overflow-x:auto}
.tbl{width:100%;border-collapse:collapse}
.tbl th,.tbl td{text-align:left;padding:10px 8px;border-bottom:1px solid var(--line);vertical-align:middle}
.tbl th{font-size:12px;color:var(--muted);font-weight:600}
.tbl .actions{display:flex;gap:6px;flex-wrap:wrap;justify-content:flex-end}
.err-row td{color:var(--danger);font-size:12px;padding-top:0}
.dot{display:inline-block;width:10px;height:10px;border-radius:50%;margin-right:8px;vertical-align:middle;background:var(--muted)}
.pill{font-size:12px;padding:2px 8px;border-radius:99px}
.pill.ok{background:color-mix(in srgb,var(--ok) 15%,transparent);color:var(--ok)}
.pill.err{background:color-mix(in srgb,var(--danger) 15%,transparent);color:var(--danger)}
.pill.off{background:var(--in);color:var(--muted)}

/* inbox */
body.inbox-page{display:flex;flex-direction:column;height:100vh;overflow:hidden}
.inbox{flex:1;display:grid;grid-template-columns:340px 1fr;min-height:0}
.sidebar{border-right:1px solid var(--line);background:var(--panel);display:flex;flex-direction:column;min-height:0}
.filters{display:flex;flex-wrap:wrap;gap:6px;padding:12px;border-bottom:1px solid var(--line)}
.chip{border:1px solid var(--line);background:transparent;color:var(--text);border-radius:99px;padding:4px 10px;font:inherit;font-size:12px;cursor:pointer;display:inline-flex;align-items:center}
.chip .dot{width:8px;height:8px;margin-right:6px}
.chip.on{background:var(--text);color:var(--panel);border-color:var(--text)}
.chip-err{border-color:var(--danger)}
.list-head{display:flex;justify-content:space-between;align-items:center;padding:8px 12px;color:var(--muted);font-size:12px}
.chat-list{overflow-y:auto;flex:1}
.chat-item{display:block;width:100%;text-align:left;border:0;border-bottom:1px solid var(--line);background:transparent;color:var(--text);padding:10px 12px;cursor:pointer;font:inherit}
.chat-item:hover{background:var(--bg)}
.chat-item.active{background:var(--in)}
.chat-item.unread .ci-name{font-weight:700}
.chat-item.unread .ci-name::after{content:"";display:inline-block;width:8px;height:8px;background:var(--primary);border-radius:50%;margin-left:6px;vertical-align:middle}
.ci-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:4px}
.ci-time{font-size:11px;color:var(--muted)}
.ci-name{font-weight:600}
.ci-text{color:var(--muted);font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin:2px 0 6px}
.acc-badge{display:inline-block;font-size:11px;font-weight:600;color:#fff;padding:1px 8px;border-radius:99px;background:var(--muted)}
.tag{font-size:11px;padding:1px 6px;border-radius:4px;background:var(--in);color:var(--muted)}
.tag.human{background:color-mix(in srgb,var(--ok) 15%,transparent);color:var(--ok)}
.tag.warn{background:color-mix(in srgb,var(--warn) 15%,transparent);color:var(--warn)}

.conv{display:flex;flex-direction:column;min-height:0;background:var(--bg)}
.conv-empty{margin:auto;text-align:center}
.conv-inner{display:flex;flex-direction:column;height:100%;min-height:0}
.conv-head{display:flex;align-items:center;gap:12px;padding:10px 16px;background:var(--panel);border-bottom:1px solid var(--line)}
.conv-title{flex:1;min-width:0}
.conv-actions{display:flex;gap:6px;flex-wrap:wrap}
.back{display:none}
.takeover-bar{padding:8px 16px;background:color-mix(in srgb,var(--ok) 12%,var(--panel));color:var(--ok);font-size:13px;border-bottom:1px solid var(--line)}
.messages{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:10px}
.msg{max-width:72%;display:flex;flex-direction:column}
.msg.in{align-self:flex-start}
.msg.out{align-self:flex-end;align-items:flex-end}
.msg .who{font-size:11px;color:var(--muted);margin:0 4px 2px}
.msg .time{font-size:10px;color:var(--muted);margin:2px 4px 0}
.bubble{padding:8px 12px;border-radius:12px;white-space:pre-wrap;word-wrap:break-word;line-height:1.45}
.msg.in .bubble{background:var(--panel);border:1px solid var(--line);border-bottom-left-radius:4px}
.msg.out .bubble{background:var(--out);border-bottom-right-radius:4px}
.msg.internal .bubble{background:var(--note);border:1px dashed var(--warn)}
.bubble img{max-width:240px;max-height:240px;border-radius:8px;display:block}
.sys{align-self:center;font-size:12px;color:var(--muted);background:var(--panel);border:1px solid var(--line);padding:3px 10px;border-radius:99px;text-align:center}
.composer{background:var(--panel);border-top:1px solid var(--line);padding:10px 16px}
.composer textarea{width:100%;resize:vertical;min-height:52px;max-height:200px}
.composer-row{display:flex;justify-content:space-between;align-items:center;margin-top:8px;gap:10px}
.note-toggle{flex-direction:row;align-items:center;gap:6px;margin:0;font-weight:400;color:var(--muted)}
.composer.disabled{opacity:.6}

@media (max-width:800px){
  .inbox{grid-template-columns:1fr}
  .conv{display:none}
  body.show-conv .sidebar{display:none}
  body.show-conv .conv{display:flex}
  .back{display:inline-flex}
  .msg{max-width:88%}
  .conv-head{flex-wrap:wrap}
  .topbar{gap:10px}
  .who span{display:none}
}

/* tab aktif / arsip */
.tabs{display:flex;border-bottom:1px solid var(--line)}
.tab{flex:1;border:0;background:transparent;color:var(--muted);padding:10px;font:inherit;font-weight:600;cursor:pointer;border-bottom:2px solid transparent}
.tab.on{color:var(--text);border-bottom-color:var(--primary)}
.pane{display:flex;flex-direction:column;flex:1;min-height:0}
.archive-search{padding:12px;border-bottom:1px solid var(--line);display:flex;flex-direction:column;gap:8px}
.archive-search input{width:100%}
.date-row{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.date-row label{margin:0;font-size:12px;font-weight:600}
.pad-sm{padding:8px 12px}
.tag.done{background:var(--in);color:var(--muted)}
.thread-nav{display:flex;justify-content:space-between;align-items:center;gap:8px;padding:6px 16px;background:var(--panel);border-bottom:1px solid var(--line)}
.thread-nav .btn:disabled{visibility:hidden}
.archive-banner{padding:8px 16px;background:var(--in);color:var(--muted);font-size:13px;text-align:center}

/* notifikasi & status handover */
.chat-item.waiting{box-shadow:inset 3px 0 0 var(--warn);background:color-mix(in srgb,var(--warn) 7%,transparent)}
.toasts{position:fixed;right:16px;bottom:16px;display:flex;flex-direction:column;gap:8px;z-index:50;max-width:340px}
.toast{display:flex;flex-direction:column;gap:2px;text-align:left;background:var(--panel);color:var(--text);border:1px solid var(--line);
  border-left:4px solid var(--warn);border-radius:10px;padding:10px 12px;box-shadow:0 6px 24px rgba(0,0,0,.15);cursor:pointer;font:inherit}
.toast span{color:var(--muted);font-size:13px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}