:root {
  --bg: #0f1115; --panel: #171a21; --panel-2: #1d2129; --border: #262b36; --text: #e6e8ee; --muted: #8b93a7;
  --accent: #4f8cff; --accent-2: #2f6fe6; --ok: #3ecf8e; --warn: #f5b142; --err: #ff5c7a; --ring: #7c5cff;
  --radius: 10px; --sidebar: 248px; font-size: 15px;
}
[data-theme="light"] { --bg: #f4f6fa; --panel: #ffffff; --panel-2: #eef1f6; --border: #d9dee8; --text: #1b1f2a; --muted: #5f6675; }
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body { background: var(--bg); color: var(--text); font-family: Inter, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; line-height: 1.45; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { margin: 0 0 .5em; font-weight: 600; letter-spacing: -.01em; }
h1 { font-size: 1.25rem; } h2 { font-size: 1.1rem; } h3 { font-size: 1rem; color: var(--muted); text-transform: uppercase; letter-spacing: .06em; font-size: .78rem; }
p { margin: .3em 0 .8em; }
code, pre { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: .9em; }
pre { background: var(--panel-2); border: 1px solid var(--border); border-radius: 8px; padding: 10px 12px; overflow: auto; }
.muted { color: var(--muted); } .small { font-size: .85rem; } .mono { font-family: ui-monospace, Menlo, Consolas, monospace; }
.right { text-align: right; } .center { text-align: center; } .nowrap { white-space: nowrap; }
.ok { color: var(--ok); } .warn { color: var(--warn); } .err { color: var(--err); }

/* shell */
.shell { display: flex; min-height: 100vh; }
.sidebar { width: var(--sidebar); flex: 0 0 var(--sidebar); background: var(--panel); border-right: 1px solid var(--border); padding: 14px 12px; display: flex; flex-direction: column; gap: 2px; position: sticky; top: 0; height: 100vh; overflow-y: auto; }
.sidebar a { display: flex; align-items: center; justify-content: space-between; color: var(--text); padding: 7px 10px; border-radius: 8px; font-size: .93rem; }
.sidebar a:hover { background: var(--panel-2); text-decoration: none; }
.sidebar a.active { background: rgba(79,140,255,.16); color: #fff; }
.sidebar details { margin: 2px 0; } .sidebar summary { cursor: pointer; padding: 7px 10px; color: var(--muted); font-size: .9rem; border-radius: 8px; list-style: none; }
.sidebar summary::-webkit-details-marker { display: none; } .sidebar summary::after { content: "▾"; float: right; }
.sidebar details[open] summary::after { content: "▴"; }
.sidebar details a { padding-left: 22px; font-size: .9rem; }
.nav-title { color: var(--muted); font-size: .72rem; text-transform: uppercase; letter-spacing: .08em; margin: 14px 10px 4px; }
.brand a { font-weight: 700; font-size: 1.05rem; display: flex; align-items: center; gap: 8px; padding: 4px 6px; color: var(--text); }
.brand.big { font-size: 1.3rem; margin-bottom: 18px; display: flex; align-items: center; gap: 10px; }
.logo { display: inline-grid; place-items: center; width: 28px; height: 28px; border-radius: 8px; background: linear-gradient(135deg, var(--accent), var(--ring)); color: #fff; font-weight: 800; }
.tenant-switch { margin: 8px 6px; } .tenant-switch select { width: 100%; }
.sidebar-foot { margin-top: auto; padding: 12px 8px 4px; border-top: 1px solid var(--border); display: flex; justify-content: space-between; align-items: center; gap: 8px; }
.who { font-size: .9rem; line-height: 1.2; } .who small { display: block; color: var(--muted); font-size: .75rem; }
button.link { background: none; border: 0; color: var(--muted); cursor: pointer; font: inherit; padding: 0; } button.link:hover { color: var(--text); }
.content { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.topbar { display: flex; align-items: center; gap: 14px; padding: 14px 22px; border-bottom: 1px solid var(--border); background: var(--bg); position: sticky; top: 0; z-index: 5; }
.topbar h1 { flex: 1; margin: 0; }
.top-right { display: flex; gap: 8px; align-items: center; }
.menu-btn { display: none; background: none; border: 1px solid var(--border); color: var(--text); border-radius: 8px; padding: 4px 10px; font-size: 1.1rem; }
.page { padding: 20px 22px 60px; max-width: 1400px; width: 100%; }
.flash { margin: 14px 22px 0; padding: 10px 14px; border-radius: 8px; border: 1px solid var(--border); background: var(--panel); }
.flash.ok { border-color: rgba(62,207,142,.4); background: rgba(62,207,142,.08); } .flash.error { border-color: rgba(255,92,122,.5); background: rgba(255,92,122,.1); }

/* components */
.card { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px 18px; margin-bottom: 16px; }
.card.narrow { max-width: 560px; } .card h2 { margin-top: 0; }
.card-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 10px; } .card-head h2 { margin: 0; }
.grid { display: grid; gap: 16px; } .grid.cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); } .grid.cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); } .grid.cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; margin-bottom: 16px; }
.stat { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 12px 14px; }
.stat .n { font-size: 1.6rem; font-weight: 700; line-height: 1.1; } .stat .l { color: var(--muted); font-size: .8rem; margin-top: 2px; }
.stat.ok .n { color: var(--ok); } .stat.warn .n { color: var(--warn); } .stat.err .n { color: var(--err); } .stat.accent .n { color: var(--accent); }
.badge { display: inline-block; padding: 2px 9px; border-radius: 999px; background: var(--panel-2); border: 1px solid var(--border); font-size: .78rem; color: var(--muted); }
.badge.ok { color: var(--ok); border-color: rgba(62,207,142,.4); } .badge.warn { color: var(--warn); border-color: rgba(245,177,66,.4); } .badge.err { color: var(--err); border-color: rgba(255,92,122,.4); } .badge.accent { color: var(--accent); border-color: rgba(79,140,255,.4); }
.pill { font-size: .72rem; background: var(--panel-2); border: 1px solid var(--border); border-radius: 999px; padding: 0 7px; color: var(--muted); }
.pill.ok { color: var(--ok); } .pill.warn { color: var(--warn); }
.btn { display: inline-block; background: var(--panel-2); color: var(--text); border: 1px solid var(--border); border-radius: 8px; padding: 7px 13px; font: inherit; font-size: .9rem; cursor: pointer; line-height: 1.2; }
.btn:hover { border-color: var(--muted); text-decoration: none; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; } .btn.primary:hover { background: var(--accent-2); }
.btn.danger { color: var(--err); border-color: rgba(255,92,122,.4); } .btn.danger:hover { background: rgba(255,92,122,.12); }
.btn.ok { color: var(--ok); border-color: rgba(62,207,142,.4); }
.btn.sm { padding: 4px 9px; font-size: .8rem; } .btn.wide { width: 100%; text-align: center; }
.btn-row { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
form.inline { display: inline; }
table { width: 100%; border-collapse: collapse; font-size: .9rem; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); vertical-align: top; }
th { color: var(--muted); font-weight: 500; font-size: .78rem; text-transform: uppercase; letter-spacing: .05em; }
tr:hover td { background: rgba(255,255,255,.015); }
.table-wrap { overflow-x: auto; }
label { display: block; font-size: .85rem; color: var(--muted); margin-bottom: 12px; }
label > input, label > select, label > textarea, .input { display: block; width: 100%; margin-top: 4px; background: var(--bg); color: var(--text); border: 1px solid var(--border); border-radius: 8px; padding: 8px 10px; font: inherit; font-size: .95rem; }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(79,140,255,.18); }
textarea { min-height: 80px; resize: vertical; }
label.check { display: flex; align-items: center; gap: 8px; color: var(--text); } label.check input { width: auto; margin: 0; }
.hint { color: var(--muted); font-size: .78rem; margin-top: 3px; display: block; }
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 0 18px; }
.form-actions { display: flex; gap: 8px; align-items: center; padding-top: 6px; border-top: 1px solid var(--border); margin-top: 8px; }
.form-actions .spacer { flex: 1; }
fieldset { border: 1px solid var(--border); border-radius: var(--radius); padding: 10px 14px; margin: 0 0 16px; } legend { color: var(--muted); font-size: .8rem; padding: 0 6px; }
.empty { color: var(--muted); padding: 24px; text-align: center; border: 1px dashed var(--border); border-radius: var(--radius); }
.dot { display: inline-block; width: 9px; height: 9px; border-radius: 50%; background: var(--muted); margin-right: 6px; vertical-align: middle; }
.dot.available, .dot.online { background: var(--ok); } .dot.on_call, .dot.busy { background: var(--err); } .dot.ringing { background: var(--warn); animation: blink 1s infinite; } .dot.dnd, .dot.away, .dot.wrapup { background: var(--warn); } .dot.offline, .dot.logged_out { background: var(--muted); }
@keyframes blink { 50% { opacity: .3; } }
.live-call { display: flex; gap: 12px; align-items: center; padding: 10px 12px; border: 1px solid var(--border); border-radius: 8px; margin-bottom: 8px; background: var(--panel-2); }
.live-call .state { font-size: .75rem; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); min-width: 70px; }
.live-call .state.bridged { color: var(--ok); } .live-call .state.initiated, .live-call .state.answered { color: var(--warn); }
.live-call .who { flex: 1; } .live-call .timer { font-variant-numeric: tabular-nums; color: var(--muted); }
.kv { display: grid; grid-template-columns: max-content 1fr; gap: 4px 14px; font-size: .9rem; } .kv dt { color: var(--muted); } .kv dd { margin: 0; }
audio { height: 32px; vertical-align: middle; max-width: 240px; }
.bar { height: 6px; background: var(--panel-2); border-radius: 3px; overflow: hidden; } .bar > i { display: block; height: 100%; background: var(--accent); }
.spark { display: flex; align-items: flex-end; gap: 2px; height: 70px; } .spark i { flex: 1; background: var(--accent); border-radius: 2px 2px 0 0; min-width: 4px; opacity: .85; } .spark i.missed { background: var(--err); }
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--border); margin-bottom: 14px; } .tabs a { padding: 8px 12px; color: var(--muted); border-bottom: 2px solid transparent; } .tabs a.active { color: var(--text); border-color: var(--accent); }
.key-row { display: grid; grid-template-columns: 120px 1fr 1fr; gap: 8px; margin-bottom: 6px; } .key-row select, .key-row input { margin: 0; }
.or { text-align: center; color: var(--muted); margin: 12px 0; }
.login-body { display: grid; place-items: center; min-height: 100vh; padding: 20px; }
.login-card { width: 100%; max-width: 380px; background: var(--panel); border: 1px solid var(--border); border-radius: 14px; padding: 28px; }
.copy { cursor: pointer; }

/* softphone */
.app-body { height: 100vh; overflow: hidden; }
.phone { display: grid; grid-template-columns: 300px 1fr 320px; height: 100vh; }
.phone .col { border-right: 1px solid var(--border); overflow-y: auto; padding: 14px; } .phone .col:last-child { border-right: 0; }
.phone .status-bar { display: flex; align-items: center; gap: 8px; margin-bottom: 12px; flex-wrap: wrap; }
.dialpad { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; max-width: 300px; margin: 12px auto; }
.dialpad button { font-size: 1.3rem; padding: 14px 0; background: var(--panel-2); border: 1px solid var(--border); border-radius: 12px; color: var(--text); cursor: pointer; }
.dialpad button small { display: block; font-size: .6rem; color: var(--muted); letter-spacing: .15em; }
.dial-input { font-size: 1.5rem; text-align: center; width: 100%; background: transparent; border: 0; border-bottom: 1px solid var(--border); color: var(--text); padding: 10px; }
.call-card { background: var(--panel); border: 1px solid var(--border); border-radius: 14px; padding: 16px; margin-bottom: 12px; }
.call-card.ringing { border-color: var(--warn); animation: pulse 1.2s infinite; } .call-card.active { border-color: var(--ok); }
@keyframes pulse { 50% { box-shadow: 0 0 0 6px rgba(245,177,66,.12); } }
.call-card .name { font-size: 1.15rem; font-weight: 600; } .call-card .num { color: var(--muted); }
.call-actions { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; margin-top: 12px; }
.call-actions button { background: var(--panel-2); border: 1px solid var(--border); border-radius: 10px; color: var(--text); padding: 10px 4px; font-size: .78rem; cursor: pointer; }
.call-actions button.on { border-color: var(--accent); color: var(--accent); }
.call-actions button.hang { background: var(--err); border-color: var(--err); color: #fff; } .call-actions button.ans { background: var(--ok); border-color: var(--ok); color: #111; }
.list-item { display: flex; gap: 10px; align-items: center; padding: 8px 6px; border-bottom: 1px solid var(--border); font-size: .9rem; cursor: pointer; } .list-item:hover { background: var(--panel-2); }
.list-item .grow { flex: 1; min-width: 0; } .list-item .sub { color: var(--muted); font-size: .78rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.msg-thread { display: flex; flex-direction: column; gap: 6px; padding: 10px 0; } .bubble { max-width: 75%; padding: 8px 12px; border-radius: 14px; background: var(--panel-2); font-size: .92rem; } .bubble.out { align-self: flex-end; background: var(--accent); color: #fff; } .bubble .ts { display: block; font-size: .7rem; opacity: .7; margin-top: 2px; }
.msg-layout { display: grid; grid-template-columns: 320px 1fr; gap: 16px; min-height: 60vh; }
.screenpop { border: 1px solid rgba(79,140,255,.4); background: rgba(79,140,255,.08); border-radius: 8px; padding: 8px 10px; margin-top: 8px; font-size: .85rem; }

@media (max-width: 1000px) { .phone { grid-template-columns: 1fr; } .phone .col { border-right: 0; border-bottom: 1px solid var(--border); } .msg-layout { grid-template-columns: 1fr; } .grid.cols-3, .grid.cols-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 760px) {
  .sidebar { position: fixed; left: calc(-1 * var(--sidebar) - 10px); z-index: 20; transition: left .2s; box-shadow: 0 0 40px rgba(0,0,0,.5); }
  body.nav-open .sidebar { left: 0; } .menu-btn { display: inline-block; } .page { padding: 14px 16px 60px; } .flash { margin: 12px 16px 0; }
  .grid.cols-2, .grid.cols-3, .grid.cols-4 { grid-template-columns: 1fr; } .form-grid { grid-template-columns: 1fr; }
}