:root {
  --bg: #101823;
  --panel: #1b2431;
  --text: #f4f7fb;
  --muted: #9eb1c7;
  --online: #139f5d;
  --armed: #1f5cff;
  --alarm: #d61a3c;
  --offline: #5f6b7a;
  --card-w: 245px;
  --card-h: 245px;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Segoe UI", Tahoma, sans-serif;
  color: var(--text);
  background: radial-gradient(1200px 500px at 10% -10%, #294765 0%, transparent 60%), var(--bg);
}

.topbar {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 20px;
  background: rgba(10, 16, 23, 0.82);
  border-bottom: 1px solid #283445;
  position: sticky;
  top: 0;
}

.menu-btn {
  min-width: 220px;
}

.top-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.sort-controls {
  display: flex;
  align-items: center;
  gap: 8px;
}

.sort-controls label {
  font-size: 0.85rem;
  color: var(--muted);
}

.sort-controls select {
  min-width: 110px;
  padding: 8px 10px;
}

.sort-controls input[type="number"] {
  width: 92px;
  padding: 8px 10px;
}

#grid-manual-cols,
#grid-manual-rows {
  width: 72px;
}

h1 { margin: 0 0 4px 0; font-size: 1.25rem; }
#meta { margin: 0; color: var(--muted); }

input, button {
  border-radius: 10px;
  border: 1px solid #344761;
  background: #162131;
  color: var(--text);
  padding: 10px 12px;
}

select, textarea {
  border-radius: 10px;
  border: 1px solid #344761;
  background: #162131;
  color: var(--text);
  padding: 10px 12px;
  font-family: inherit;
}

textarea {
  resize: vertical;
}

button {
  font-weight: 700;
  cursor: pointer;
  background: linear-gradient(135deg, #2a8fdf, #3575ff);
  border: 0;
}

.layout {
  display: block;
}

.device-menu {
  position: fixed;
  right: 0;
  top: 0;
  bottom: 0;
  width: min(440px, 92vw);
  background: #0f1b2b;
  border-left: 1px solid #2a3a50;
  z-index: 20;
  padding: 14px;
  overflow: auto;
  box-shadow: -12px 0 28px rgba(0, 0, 0, 0.4);
}

.device-menu.hidden {
  display: none;
}

.menu-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.menu-head h2 {
  margin: 0;
  font-size: 1.1rem;
}

.menu-close {
  width: auto;
  background: rgba(0, 0, 0, 0.35);
}

.menu-block {
  border: 1px solid #2f3f57;
  border-radius: 12px;
  padding: 10px;
  margin-bottom: 12px;
  display: grid;
  gap: 8px;
}

.menu-block h3 {
  margin: 0;
  font-size: 0.96rem;
}

.menu-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
}

.actions-row {
  grid-template-columns: 1fr 1fr;
}

.form-mode {
  margin: 0;
  padding: 6px 8px;
  border-radius: 8px;
  font-weight: 700;
  font-size: 0.84rem;
}

.form-mode.add {
  background: rgba(24, 112, 78, 0.35);
  border: 1px solid rgba(39, 181, 126, 0.65);
}

.form-mode.edit {
  background: rgba(162, 97, 16, 0.34);
  border: 1px solid rgba(242, 172, 69, 0.78);
}

.edit-target {
  margin: 0;
  color: #ffd8a1;
  font-size: 0.83rem;
}

.secondary {
  background: rgba(0, 0, 0, 0.35);
}

.hidden {
  display: none !important;
}

#btn-refresh-tuya {
  grid-column: 1 / -1;
}

#tuya-results {
  width: 100%;
  min-height: 180px;
  border-radius: 8px;
  border: 1px solid #344761;
  background: #162131;
  color: var(--text);
}

.history-list {
  min-height: 150px;
  max-height: 280px;
  overflow: auto;
  display: grid;
  gap: 6px;
}

.history-row {
  border: 1px solid #32425a;
  background: #152133;
  border-radius: 8px;
  padding: 7px;
  font-size: 0.8rem;
}

.grid {
  padding: 18px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(var(--card-w), 1fr));
  gap: 14px;
}

.event-row {
  border-radius: 10px;
  border: 1px solid #33425b;
  background: #162131;
  padding: 8px;
  font-size: 0.82rem;
}

.log-toggle {
  margin-top: 6px;
  width: 100%;
  background: rgba(0, 0, 0, 0.28);
  font-size: 0.8rem;
  padding: 7px 10px;
}

.event-row strong {
  color: #fff3d6;
}

.event-row.event-alarm {
  border-color: #b61f40;
  background: #4f1623;
}

.event-row.event-ack {
  border-color: #3f8f63;
  background: #183229;
}

.card {
  border-radius: 14px;
  padding: 12px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.22);
  min-height: 0;
  height: var(--card-h);
  aspect-ratio: auto;
  display: grid;
  align-content: start;
  gap: 6px;
  overflow: auto;
}

.card.online { background: linear-gradient(145deg, #1d8f62, #157e54); }
.card.armed { background: linear-gradient(145deg, #2b5dff, #2146c4); }
.card.alarm { background: linear-gradient(145deg, #dc1f4c, #a51434); }
.card.offline { background: linear-gradient(145deg, #5f6b7a, #465261); }

.card h3 {
  margin: 0;
  font-size: 1rem;
}

.card p {
  margin: 0;
  font-size: 0.9rem;
}

.badge {
  display: inline-block;
  font-weight: 700;
  font-size: 0.78rem;
  padding: 4px 8px;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.22);
}

.badge-pending {
  background: #f5b324;
  color: #111;
}

.type-chip {
  display: inline-block;
  margin-left: 8px;
  font-size: 0.78rem;
  padding: 3px 8px;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.28);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.device-log {
  margin-top: auto;
  display: grid;
  gap: 6px;
  max-height: 180px;
  overflow: auto;
}

.device-log-title {
  margin: 0;
  font-size: 0.84rem;
  font-weight: 700;
  color: #d7e9ff;
}

.remove {
  background: rgba(0, 0, 0, 0.35);
}

.edit {
  background: rgba(0, 0, 0, 0.25);
}

.icon-btn {
  width: 40px;
  height: 36px;
  padding: 0;
  font-size: 1rem;
  display: grid;
  place-items: center;
}

.card-actions {
  margin-top: 4px;
  display: flex;
  gap: 8px;
  align-items: center;
}

.view-log {
  background: rgba(0, 0, 0, 0.25);
}

.modal {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  background: rgba(0, 0, 0, 0.65);
}

.modal.hidden { display: none; }

.modal-card {
  max-width: 680px;
  width: min(92vw, 680px);
  max-height: 90vh;
  overflow-y: auto;
  background: #be1537;
  color: #fff;
  border-radius: 16px;
  padding: 26px;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.45);
}

.modal-card h2 {
  margin: 0 0 10px;
  font-size: 2rem;
}

.modal-card p {
  font-size: 1.3rem;
  margin: 0 0 14px;
}

.modal-actions {
  display: grid;
  gap: 8px;
}

.log-modal-card {
  width: min(96vw, 980px);
  max-width: 980px;
  max-height: 88vh;
  overflow: hidden;
  background: #0f1b2b;
  color: var(--text);
}

.log-modal-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 12px;
}

.log-modal-head h2 {
  margin: 0;
  font-size: 1.3rem;
}

.device-log-modal-list {
  border: 1px solid #2f3f57;
  border-radius: 10px;
  padding: 10px;
  max-height: calc(88vh - 120px);
  overflow: auto;
  display: grid;
  gap: 8px;
  background: #101b2a;
}

.device-log-empty {
  color: var(--muted);
  font-size: 0.92rem;
}

#ack-user {
  border-color: rgba(255, 255, 255, 0.35);
  background: rgba(0, 0, 0, 0.2);
}

#ack-alert {
  background: linear-gradient(135deg, #fba700, #e67600);
}

@media (max-width: 900px) {
  .sort-controls {
    width: 100%;
    flex-wrap: wrap;
  }
  .top-actions { width: 100%; }
  .menu-btn { min-width: calc(50% - 4px); }
  .log-modal-card {
    width: 96vw;
    padding: 16px;
  }
  .grid {
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  }
}

@media (max-width: 520px) {
  .add-form { grid-template-columns: 1fr; }
  .grid {
    grid-template-columns: 1fr !important;
  }
  .card {
    aspect-ratio: auto;
  }
}