:root {
  --bg: #0b1220;
  --bg-soft: #121b2e;
  --card: #16213a;
  --card-2: #1c2942;
  --line: #26334f;
  --text: #eaf0fb;
  --muted: #93a2bd;
  --accent: #22c55e;
  --accent-2: #16a34a;
  --danger: #ef4444;
  --danger-2: #dc2626;
  --amber: #f59e0b;
  --blue: #3b82f6;
  --radius: 16px;
  --shadow: 0 10px 30px rgba(0, 0, 0, .35);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
  background: radial-gradient(1200px 600px at 15% -10%, #1b2b4a 0%, transparent 60%),
              radial-gradient(1000px 500px at 100% 0%, #14351f 0%, transparent 55%),
              var(--bg);
  color: var(--text);
  min-height: 100vh;
  padding: 22px 16px 60px;
  -webkit-font-smoothing: antialiased;
}

.wrap { max-width: 1120px; margin: 0 auto; }

/* ===== Header ===== */
header.top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 22px;
}

.brand { display: flex; align-items: center; gap: 14px; }
.logo {
  width: 52px; height: 52px; border-radius: 14px;
  display: grid; place-items: center; font-size: 26px;
  background: linear-gradient(145deg, #1f8f4e, #0d5c31);
  box-shadow: 0 8px 20px rgba(34, 197, 94, .25);
}
.brand h1 { font-size: 22px; letter-spacing: .3px; }
.brand p { color: var(--muted); font-size: 13px; margin-top: 2px; }

.clock {
  background: linear-gradient(145deg, var(--card), var(--card-2));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 12px 20px;
  text-align: right;
  min-width: 230px;
  box-shadow: var(--shadow);
}
.clock .time {
  font-size: 30px; font-weight: 700; letter-spacing: 1px;
  font-variant-numeric: tabular-nums;
  color: #d7ffe4;
}
.clock .date { font-size: 12px; color: var(--muted); margin-top: 2px; }
.clock .tz { font-size: 11px; color: var(--amber); margin-top: 4px; letter-spacing: .5px; }

/* ===== Panels ===== */
.panel {
  background: linear-gradient(160deg, rgba(28, 41, 66, .9), rgba(18, 27, 46, .9));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 20px;
  margin-bottom: 20px;
}
.panel h2 {
  font-size: 15px; text-transform: uppercase; letter-spacing: 1.4px;
  color: var(--muted); margin-bottom: 14px; font-weight: 700;
  display: flex; align-items: center; gap: 8px;
}
.panel h2 .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); }

/* ===== Form ===== */
.form-row { display: flex; flex-wrap: wrap; gap: 12px; }
.field { flex: 1 1 280px; position: relative; }
.field label {
  display: block; font-size: 12px; color: var(--muted);
  margin-bottom: 6px; letter-spacing: .4px;
}
input[type="text"] {
  width: 100%;
  padding: 14px 16px;
  background: #0e1728;
  border: 1px solid var(--line);
  border-radius: 12px;
  color: var(--text);
  font-size: 15px;
  outline: none;
  transition: border-color .2s, box-shadow .2s;
}
input[type="text"]::placeholder { color: #5b6b88; }
input[type="text"]:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(34, 197, 94, .15);
}

.btn {
  border: none; cursor: pointer; border-radius: 12px;
  font-size: 15px; font-weight: 700; letter-spacing: .3px;
  padding: 14px 22px; color: #fff;
  transition: transform .08s, filter .2s, box-shadow .2s;
  display: inline-flex; align-items: center; gap: 8px; justify-content: center;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px) scale(.99); }
.btn-out {
  background: linear-gradient(145deg, #f97316, #ea580c);
  box-shadow: 0 8px 18px rgba(234, 88, 12, .3);
}
.btn-out:hover { filter: brightness(1.08); }
.btn-in {
  background: linear-gradient(145deg, var(--accent), var(--accent-2));
  box-shadow: 0 8px 18px rgba(34, 197, 94, .3);
}
.btn-in:hover { filter: brightness(1.08); }
.btn-ghost {
  background: transparent; border: 1px solid var(--line); color: var(--muted);
  font-weight: 600; padding: 10px 16px; font-size: 13px;
}
.btn-ghost:hover { color: var(--text); border-color: var(--muted); }
.btn-danger-ghost {
  background: transparent; border: 1px solid rgba(239, 68, 68, .4); color: #fca5a5;
  font-weight: 600; padding: 10px 16px; font-size: 13px;
}
.btn-danger-ghost:hover { background: rgba(239, 68, 68, .12); }

.hint { font-size: 12px; color: var(--muted); margin-top: 10px; }
.hint b { color: #cfe0ff; }

/* ===== Active list ===== */
.active-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 14px;
}
.smoke-card {
  background: linear-gradient(160deg, #1a2540, #131d31);
  border: 1px solid #2b3a5a;
  border-left: 4px solid var(--amber);
  border-radius: 14px;
  padding: 14px 16px;
  display: flex; flex-direction: column; gap: 10px;
  animation: pop .25s ease;
}
@keyframes pop { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
.smoke-card .name {
  font-size: 16px; font-weight: 700; letter-spacing: .3px;
  display: flex; align-items: center; justify-content: space-between; gap: 8px;
}
.smoke-card .badge {
  font-size: 10px; font-weight: 800; letter-spacing: .8px;
  background: rgba(245, 158, 11, .15); color: #fcd34d;
  padding: 4px 8px; border-radius: 999px; text-transform: uppercase;
  display: inline-flex; align-items: center; gap: 5px;
}
.blink { width: 7px; height: 7px; border-radius: 50%; background: #fbbf24; animation: blink 1s infinite; }
@keyframes blink { 0%,100% { opacity: 1; } 50% { opacity: .25; } }

.smoke-card .meta { display: flex; gap: 18px; font-size: 12px; color: var(--muted); }
.smoke-card .meta b { color: #e5edff; font-variant-numeric: tabular-nums; }
.timer {
  font-size: 26px; font-weight: 800; font-variant-numeric: tabular-nums;
  color: #ffe6a8; letter-spacing: 1px;
}
.timer small { font-size: 12px; color: var(--muted); font-weight: 600; letter-spacing: .5px; }
.smoke-card .actions { display: flex; gap: 8px; }
.smoke-card .actions .btn { flex: 1; padding: 10px 12px; font-size: 13px; }

/* ===== History ===== */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
thead th {
  text-align: left; color: var(--muted); font-size: 11px; letter-spacing: .8px;
  text-transform: uppercase; padding: 10px 12px; border-bottom: 1px solid var(--line);
  white-space: nowrap;
}
tbody td { padding: 11px 12px; border-bottom: 1px solid rgba(38, 51, 79, .55); }
tbody tr:hover { background: rgba(59, 130, 246, .06); }
tbody td.name-cell { font-weight: 600; }
.dur-pill {
  display: inline-block; padding: 3px 10px; border-radius: 999px;
  background: rgba(59, 130, 246, .15); color: #93c5fd; font-weight: 700;
  font-variant-numeric: tabular-nums; font-size: 12.5px;
}
.dur-pill.warn { background: rgba(245, 158, 11, .15); color: #fcd34d; }
.dur-pill.long { background: rgba(239, 68, 68, .15); color: #fca5a5; }
.mono { font-variant-numeric: tabular-nums; }

.empty {
  text-align: center; color: var(--muted); padding: 34px 10px; font-size: 14px;
}
.empty .big { font-size: 34px; display: block; margin-bottom: 8px; opacity: .6; }

.stat-row { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 18px; }
.stat {
  flex: 1 1 150px;
  background: #0f1a2e; border: 1px solid var(--line); border-radius: 14px;
  padding: 14px 16px;
}
.stat .num { font-size: 26px; font-weight: 800; color: #d7ffe4; font-variant-numeric: tabular-nums; }
.stat .lbl { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: .8px; margin-top: 3px; }

.toast {
  position: fixed; left: 50%; bottom: 26px; transform: translateX(-50%) translateY(20px);
  background: #0f1a2e; border: 1px solid var(--line); color: var(--text);
  padding: 13px 20px; border-radius: 12px; font-size: 14px; font-weight: 600;
  box-shadow: var(--shadow); opacity: 0; pointer-events: none;
  transition: opacity .25s, transform .25s; z-index: 50; max-width: 90vw;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast.ok { border-color: rgba(34, 197, 94, .5); }
.toast.err { border-color: rgba(239, 68, 68, .5); }

.footnote { text-align: center; color: #55627d; font-size: 12px; margin-top: 26px; }

/* ===== Live badge & connection bar ===== */
.live-tag {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 10px; font-weight: 800; letter-spacing: 1.2px;
  background: rgba(239, 68, 68, .16); color: #fca5a5;
  border: 1px solid rgba(239, 68, 68, .35);
  padding: 4px 9px; border-radius: 999px; vertical-align: middle;
  margin-left: 6px;
}
.live-dot {
  width: 7px; height: 7px; border-radius: 50%; background: #ef4444;
  animation: pulse 1.4s infinite;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(239, 68, 68, .6); }
  50% { box-shadow: 0 0 0 6px rgba(239, 68, 68, 0); }
}

.conn-bar {
  display: flex; align-items: center; gap: 9px;
  font-size: 12.5px; font-weight: 600;
  padding: 10px 16px; border-radius: 12px;
  margin-bottom: 18px;
  border: 1px solid var(--line);
  background: #0f1a2e;
  color: var(--muted);
  transition: all .25s;
}
.conn-dot { width: 8px; height: 8px; border-radius: 50%; background: #6b7a96; flex: 0 0 auto; }
.conn-bar.online { border-color: rgba(34, 197, 94, .4); color: #86efac; background: rgba(34, 197, 94, .07); }
.conn-bar.online .conn-dot { background: var(--accent); box-shadow: 0 0 10px rgba(34, 197, 94, .8); }
.conn-bar.offline { border-color: rgba(239, 68, 68, .4); color: #fca5a5; background: rgba(239, 68, 68, .07); }
.conn-bar.offline .conn-dot { background: var(--danger); animation: blink 1s infinite; }

@media (max-width: 640px) {
  .clock { width: 100%; text-align: left; }
  .clock .time { font-size: 26px; }
  .brand h1 { font-size: 18px; }
}