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

:root {
  --bg: #f2f2f7;
  --card: #ffffff;
  --card-on: #fffbe6;
  --shadow: 0 1px 4px rgba(0,0,0,0.05), 0 2px 12px rgba(0,0,0,0.03);
  --text: #1c1c1e;
  --text2: #636366;
  --text3: #aeaeb2;
  --accent: #007aff;
  --green: #34c759;
  --red: #ff3b30;
  --orange: #ff9500;
  --radius: 18px;
  --radius-sm: 12px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #000;
    --card: #1c1c1e;
    --card-on: #2a2a14;
    --shadow: none;
    --text: #fff;
    --text2: #aeaeb2;
    --text3: #636366;
  }
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Helvetica Neue', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* ===== TOPBAR ===== */
.topbar {
  position: sticky; top: 0; z-index: 50;
  background: rgba(242,242,247,0.85);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
}
@media (prefers-color-scheme: dark) {
  .topbar { background: rgba(0,0,0,0.8); }
}
.topbar-inner {
  max-width: 900px; margin: 0 auto; padding: 14px 20px;
  display: flex; justify-content: space-between; align-items: center;
}
.topbar-title { font-size: 30px; font-weight: 800; letter-spacing: -0.5px; }
.topbar-right { display: flex; align-items: center; gap: 8px; }
.topbar-time { font-size: 11px; color: var(--text3); margin-right: 4px; }

.icon-btn {
  width: 36px; height: 36px; border: none; border-radius: 50%;
  background: rgba(0,0,0,0.05); color: var(--text2);
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  font-size: 16px; transition: all 0.15s;
}
@media (prefers-color-scheme: dark) {
  .icon-btn { background: rgba(255,255,255,0.08); }
}
.icon-btn:active { transform: scale(0.9); }

/* ===== TAB BAR ===== */
.tab-bar {
  max-width: 900px;
  margin: 0 auto;
  padding: 12px 20px 0;
  display: flex;
  gap: 4px;
  border-bottom: 1px solid rgba(0,0,0,0.06);
}
@media (prefers-color-scheme: dark) {
  .tab-bar { border-bottom-color: rgba(255,255,255,0.06); }
}
.tab {
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text2);
  text-decoration: none;
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  transition: all 0.15s;
}
.tab:hover { color: var(--text); background: rgba(0,0,0,0.03); }
@media (prefers-color-scheme: dark) {
  .tab:hover { background: rgba(255,255,255,0.04); }
}
.tab.active {
  color: var(--accent);
  border-bottom: 2px solid var(--accent);
}

/* ===== QUICK ACTIONS ===== */
.quick-actions {
  max-width: 900px; margin: 0 auto; padding: 16px 20px 0;
  display: flex; gap: 8px; align-items: stretch;
}
.qa-row {
  flex: 1; display: flex; flex-direction: column; gap: 8px;
}
.qa-btn {
  flex: 1; padding: 12px 16px; border: none; border-radius: var(--radius);
  cursor: pointer; font-size: 14px; font-weight: 700; transition: all 0.15s;
  box-shadow: var(--shadow); white-space: nowrap;
}
.qa-btn:active { transform: scale(0.97); opacity: 0.85; }
.qa-shutdown { background: var(--red); color: #fff; }
.qa-restore { background: var(--green); color: #fff; }
.qa-night { background: #5856d6; color: #fff; }
.qa-morning { background: #ff9500; color: #fff; }
.qa-config {
  width: 36px; min-width: 36px; max-width: 36px;
  height: 36px; max-height: 36px;
  padding: 0; flex: 0 0 36px; align-self: center;
  background: var(--card); color: var(--text2); font-size: 16px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%; box-sizing: border-box;
}
.qa-btn.loading { opacity: 0.4; pointer-events: none; }

/* ===== LAYOUT ===== */
.container { max-width: 900px; margin: 0 auto; padding: 0 20px; }
main.container { padding-bottom: 60px; }

/* ===== SECTIONS ===== */
section { margin-top: 30px; }
.section-header {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 12px; flex-wrap: wrap; gap: 8px;
}
section h2 { font-size: 22px; font-weight: 800; letter-spacing: -0.3px; }
.section-actions { display: flex; gap: 6px; }

.chip-btn {
  padding: 7px 14px; border: none; border-radius: 20px;
  background: var(--card); color: var(--text2);
  cursor: pointer; font-size: 13px; font-weight: 600;
  box-shadow: var(--shadow); transition: all 0.15s;
}
.chip-btn:active { transform: scale(0.95); }
.chip-open:hover { background: var(--green); color: #fff; }
.chip-stop:hover { background: var(--orange); color: #fff; }
.chip-close:hover { background: var(--red); color: #fff; }

/* ===== DEVICE GRID ===== */
.device-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 10px;
}
.device-grid + .device-grid { margin-top: 10px; }

/* ===== DEVICE TILE ===== */
.device-card {
  background: var(--card); border-radius: var(--radius); padding: 14px 16px;
  box-shadow: var(--shadow); min-height: 110px;
  display: flex; flex-direction: column; justify-content: space-between;
  transition: all 0.2s; position: relative;
}
.device-card:active { transform: scale(0.98); }

.device-card .device-header {
  display: flex; justify-content: space-between; align-items: flex-start;
  margin-bottom: 4px; gap: 4px;
}
.device-card .device-name,
.ac-card .device-name {
  font-weight: 700; font-size: 14px; line-height: 1.3;
  overflow: hidden; text-overflow: ellipsis;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical;
}
.device-card .device-status {
  font-size: 9px; padding: 2px 7px; border-radius: 20px;
  font-weight: 700; text-transform: uppercase; letter-spacing: 0.3px;
  flex-shrink: 0; white-space: nowrap;
}
.device-model { font-size: 10px; color: var(--text3); margin-bottom: 4px; }

.status-online { background: rgba(52,199,89,0.15); color: var(--green); }
.status-offline { background: rgba(255,59,48,0.1); color: var(--red); }
.status-moving { background: rgba(255,149,0,0.15); color: var(--orange); }

.clickable { cursor: pointer; }
.clickable:hover { color: var(--accent); }

/* ===== ROLLER ===== */
.roller-controls {
  display: flex; gap: 5px; margin-top: auto; padding-top: 8px;
}
.roller-controls .btn { flex: 1; padding: 7px 4px; font-size: 11px; }

.roller-position { margin-top: 6px; }
.roller-position label { font-size: 10px; color: var(--text2); display: block; margin-bottom: 4px; }
.roller-position .pos-bar {
  width: 100%; height: 3px; background: rgba(0,0,0,0.06); border-radius: 2px; overflow: hidden;
}
@media (prefers-color-scheme: dark) {
  .roller-position .pos-bar { background: rgba(255,255,255,0.1); }
}
.roller-position .pos-fill {
  height: 100%; background: var(--accent); border-radius: 2px; transition: width 0.5s;
}
.roller-position input[type="range"] {
  width: 100%; margin-top: 4px; accent-color: var(--accent);
}

/* ===== BUTTONS ===== */
.btn {
  padding: 8px 14px; border: none; border-radius: var(--radius-sm);
  background: rgba(0,0,0,0.05); color: var(--text);
  cursor: pointer; font-size: 13px; font-weight: 600; transition: all 0.15s;
}
@media (prefers-color-scheme: dark) {
  .btn { background: rgba(255,255,255,0.08); }
}
.btn:active { transform: scale(0.96); }

.btn-open { background: rgba(52,199,89,0.1); color: var(--green); }
.btn-open:hover { background: var(--green); color: #fff; }
.btn-stop { background: rgba(255,149,0,0.1); color: var(--orange); }
.btn-stop:hover { background: var(--orange); color: #fff; }
.btn-close { background: rgba(255,59,48,0.1); color: var(--red); }
.btn-close:hover { background: var(--red); color: #fff; }
.btn-save { margin-top: 12px; background: var(--green); color: #fff; width: 100%; }

/* ===== TOGGLE ===== */
.switch-control {
  display: flex; align-items: center; justify-content: space-between;
  margin-top: auto; padding-top: 8px;
}
.toggle { position: relative; width: 50px; height: 30px; cursor: pointer; flex-shrink: 0; }
.toggle input { opacity: 0; width: 0; height: 0; }
.toggle .slider {
  position: absolute; inset: 0; background: #e5e5ea; border-radius: 30px; transition: 0.3s;
}
@media (prefers-color-scheme: dark) {
  .toggle .slider { background: #39393d; }
}
.toggle .slider::before {
  content: ''; position: absolute; width: 26px; height: 26px;
  left: 2px; top: 2px; background: #fff; border-radius: 50%;
  transition: transform 0.3s; box-shadow: 0 1px 3px rgba(0,0,0,0.15);
}
.toggle input:checked + .slider { background: var(--green); }
.toggle input:checked + .slider::before { transform: translateX(20px); }

/* ===== AC GRID ===== */
.ac-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 12px;
}

/* ===== AC CARD ===== */
.ac-card {
  background: var(--card); border-radius: var(--radius); padding: 20px;
  box-shadow: var(--shadow); transition: all 0.3s;
}
.ac-card .device-header {
  display: flex; justify-content: space-between; align-items: center; gap: 8px;
}
.ac-card.ac-on {
  background: linear-gradient(145deg, #e3fcef 0%, #d1fae5 100%);
}
@media (prefers-color-scheme: dark) {
  .ac-card.ac-on { background: linear-gradient(145deg, #0d2818 0%, #132a1c 100%); }
}

.ac-stats { display: flex; gap: 28px; margin: 16px 0; }
.ac-stat-value {
  font-size: 36px; font-weight: 800; line-height: 1; letter-spacing: -2px;
}
.ac-stat-label {
  font-size: 10px; color: var(--text3); margin-top: 2px;
  text-transform: uppercase; letter-spacing: 0.5px; font-weight: 700;
}

.ac-temp-control { display: flex; align-items: center; gap: 8px; }
.ac-temp-control .btn {
  width: 40px; height: 40px; padding: 0; font-size: 22px; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%; background: rgba(0,0,0,0.06);
}
@media (prefers-color-scheme: dark) {
  .ac-temp-control .btn { background: rgba(255,255,255,0.1); }
}
.ac-temp-display {
  font-size: 28px; font-weight: 800; min-width: 55px; text-align: center; letter-spacing: -1px;
}

.ac-mode-bar { display: flex; gap: 6px; margin-top: 12px; flex-wrap: wrap; }
.ac-mode-btn {
  padding: 7px 14px; border: none; border-radius: 20px;
  background: rgba(0,0,0,0.05); color: var(--text2);
  cursor: pointer; font-size: 12px; font-weight: 600; transition: all 0.15s;
}
@media (prefers-color-scheme: dark) {
  .ac-mode-btn { background: rgba(255,255,255,0.08); }
}
.ac-mode-btn:active { transform: scale(0.95); }
.ac-mode-btn.active { background: var(--accent); color: #fff; }

.bticino-status {
  margin-left: auto;
  font-size: 11px;
  color: var(--text3);
}

/* ===== SCAN ===== */
.scan-panel {
  background: var(--card); border: 2px solid var(--accent);
  border-radius: var(--radius); padding: 16px; margin-top: 16px; box-shadow: var(--shadow);
}
.scan-header {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 12px; font-size: 14px; font-weight: 600;
}
.scan-item {
  display: flex; justify-content: space-between; align-items: center;
  padding: 10px 12px; background: var(--bg); border-radius: var(--radius-sm);
  margin-bottom: 6px; font-size: 14px;
}
.scan-item .scan-info { display: flex; flex-direction: column; gap: 2px; }
.scan-item .scan-ip { color: var(--text3); font-size: 12px; }
.scan-item .scan-type { font-size: 11px; color: var(--accent); }
.scan-item input {
  background: var(--card); border: 1px solid rgba(0,0,0,0.08); border-radius: 8px;
  color: var(--text); padding: 6px 10px; font-size: 13px; width: 140px;
}
@keyframes pulse { 0%,100% { opacity:1 } 50% { opacity:0.4 } }
.scanning-text { animation: pulse 1.5s infinite; }

/* ===== LOADING ===== */
.loading { color: var(--text3); font-size: 14px; text-align: center; padding: 32px; }

/* ===== TOAST ===== */
.toast {
  position: fixed; bottom: 32px; left: 50%;
  transform: translateX(-50%) translateY(80px);
  background: var(--text); color: var(--bg);
  padding: 14px 28px; border-radius: 100px;
  font-size: 14px; font-weight: 600; opacity: 0;
  transition: all 0.35s cubic-bezier(0.4,0,0.2,1); z-index: 300;
}
.toast.show { transform: translateX(-50%) translateY(0); opacity: 1; }

/* ===== MODAL ===== */
.modal {
  position: fixed; inset: 0; background: rgba(0,0,0,0.4);
  z-index: 200; display: flex; align-items: flex-end; justify-content: center;
}
@media (min-width: 600px) {
  .modal { align-items: center; padding: 20px; }
}
.modal-content {
  background: var(--card); border-radius: var(--radius) var(--radius) 0 0;
  width: 100%; max-height: 90vh; overflow-y: auto;
}
@media (min-width: 600px) {
  .modal-content { max-width: 480px; border-radius: var(--radius); }
}
.modal-header {
  display: flex; justify-content: space-between; align-items: center;
  padding: 20px 22px;
  border-bottom: 1px solid rgba(0,0,0,0.06);
}
@media (prefers-color-scheme: dark) {
  .modal-header { border-bottom-color: rgba(255,255,255,0.06); }
}
.modal-header h3 { font-size: 18px; font-weight: 800; }
.modal-body { padding: 22px; }
.modal-section { margin-bottom: 24px; }
.modal-section h4 {
  font-size: 11px; text-transform: uppercase; letter-spacing: 0.8px;
  color: var(--text3); margin-bottom: 10px; font-weight: 700;
}
.info-grid {
  display: grid; grid-template-columns: 110px 1fr; gap: 8px 12px; font-size: 13px;
}
.info-grid .info-label { color: var(--text3); }
.info-grid .info-value { word-break: break-all; font-weight: 500; }
.modal-input {
  width: 100%; padding: 12px 16px; background: var(--bg);
  border: none; border-radius: var(--radius-sm); color: var(--text); font-size: 15px;
}
.modal-input:focus { outline: 2px solid var(--accent); }
.modal-select {
  padding: 10px 14px; background: var(--bg); border: none;
  border-radius: var(--radius-sm); color: var(--text); font-size: 13px; font-weight: 600;
}
.modal-row {
  display: flex; justify-content: space-between; align-items: center;
  padding: 12px 0; border-bottom: 1px solid rgba(0,0,0,0.05);
}
@media (prefers-color-scheme: dark) {
  .modal-row { border-bottom-color: rgba(255,255,255,0.05); }
}
.modal-row:last-child { border-bottom: none; }
.modal-actions { display: flex; gap: 8px; margin-top: 14px; }
.modal-actions .btn { flex: 1; padding: 14px; font-size: 14px; }
.btn-danger { background: rgba(255,59,48,0.1); color: var(--red); }
.btn-danger:hover { background: var(--red); color: #fff; }
.btn-primary { background: rgba(0,122,255,0.1); color: var(--accent); }
.btn-primary:hover { background: var(--accent); color: #fff; }
.ota-status { padding: 12px; border-radius: var(--radius-sm); font-size: 13px; font-weight: 600; margin-top: 10px; }
.ota-available { background: rgba(255,149,0,0.1); color: var(--orange); }
.ota-uptodate { background: rgba(52,199,89,0.1); color: var(--green); }
.signal-bar {
  display: inline-block; width: 50px; height: 4px;
  background: rgba(0,0,0,0.06); border-radius: 2px; overflow: hidden;
  vertical-align: middle; margin-left: 6px;
}
@media (prefers-color-scheme: dark) {
  .signal-bar { background: rgba(255,255,255,0.1); }
}
.signal-fill { height: 100%; border-radius: 2px; }

/* ===== Face Recognition ===== */
.faces-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 8px;
  margin-top: 12px;
}

.face-card {
  background: var(--card);
  border-radius: var(--radius-sm);
  overflow: hidden;
  box-shadow: var(--shadow);
  cursor: pointer;
  transition: all 0.2s;
  position: relative;
}

.face-card:active { transform: scale(0.97); }

.face-card img {
  width: 100%;
  height: 120px;
  object-fit: cover;
  display: block;
}

.face-card .face-info {
  padding: 6px 8px;
  font-size: 11px;
}

.face-card .face-name {
  font-weight: 700;
  font-size: 12px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.face-card .face-score {
  color: var(--text3);
  font-size: 10px;
}

.face-card .face-badge {
  position: absolute;
  top: 6px;
  right: 6px;
  font-size: 9px;
  padding: 2px 6px;
  border-radius: 10px;
  font-weight: 700;
  text-transform: uppercase;
}

.face-badge-pending { background: rgba(255,149,0,0.9); color: #fff; }
.face-badge-imported { background: rgba(52,199,89,0.9); color: #fff; }
.face-badge-no_face { background: rgba(142,142,147,0.9); color: #fff; }

.face-card.face-selected {
  outline: 3px solid var(--accent);
  outline-offset: -3px;
}

.faces-toolbar {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
  margin-top: 14px;
}

.faces-toolbar select, .faces-toolbar input {
  padding: 8px 12px;
  background: var(--card);
  border: none;
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: 13px;
  font-weight: 600;
  box-shadow: var(--shadow);
}

.faces-pagination {
  display: flex;
  gap: 6px;
  align-items: center;
  margin-top: 10px;
  font-size: 12px;
  color: var(--text2);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 600px) {
  .device-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; }
  .ac-grid { grid-template-columns: 1fr; }
  .quick-actions { padding: 12px 16px 0; gap: 8px; }
  .qa-shutdown, .qa-restore { font-size: 13px; padding: 12px 14px; }
  .container { padding: 0 16px; }
  .topbar-inner { padding: 12px 16px; }
  .topbar-title { font-size: 24px; }
  .section-header { flex-direction: column; align-items: flex-start; gap: 8px; }
  .chip-btn { padding: 6px 12px; font-size: 12px; }
}