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

:root {
  --bg: #0f1117;
  --bg2: #1a1d27;
  --bg3: #242733;
  --border: #2e3140;
  --text: #e4e6ed;
  --text2: #9399ad;
  --primary: #6366f1;
  --primary-hover: #818cf8;
  --danger: #ef4444;
  --success: #22c55e;
  --warning: #f59e0b;
  --radius: 12px;
  --radius-sm: 8px;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

.container { max-width: 1200px; margin: 0 auto; padding: 20px; }

/* ─── Header ─── */
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}
.header h1 { font-size: 18px; font-weight: 600; }
.header h1 span { color: var(--primary); }
.header-actions { display: flex; gap: 8px; }

/* ─── Buttons ─── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg3);
  color: var(--text);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all .15s;
}
.btn:hover { border-color: var(--primary); color: var(--primary-hover); }
.btn-primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-hover); }
.btn-danger { border-color: var(--danger); color: var(--danger); }
.btn-danger:hover { background: var(--danger); color: #fff; }
.btn-release { border-color: var(--warning); color: var(--warning); }
.btn-release:hover { background: var(--warning); color: #fff; }
.btn-ota { border-color: #8b5cf6; color: #8b5cf6; }
.btn-ota:hover { background: #8b5cf6; color: #fff; }
.btn-sm { padding: 5px 10px; font-size: 12px; }
.btn-success { background: var(--success); border-color: var(--success); color: #fff; }

/* ─── Cards Grid ─── */
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 16px; margin-top: 20px; }
.card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  transition: border-color .15s;
}
.card:hover { border-color: var(--primary); }
.card-header { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; }
.card-logo {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  object-fit: contain;
  background: var(--bg3);
}
.card-logo-placeholder {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: var(--bg3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 700;
  color: var(--text2);
}
.card-info h3 { font-size: 16px; font-weight: 600; }
.card-info small { color: var(--text2); font-size: 12px; }
.card-colors { display: flex; gap: 6px; margin-bottom: 12px; }
.color-dot {
  width: 20px; height: 20px;
  border-radius: 50%;
  border: 2px solid var(--border);
}
.card-status { display: flex; flex-wrap: wrap; gap: 4px; margin-bottom: 14px; }
.status-badge {
  font-size: 10px;
  padding: 2px 8px;
  border-radius: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .5px;
}
.status-ok { background: rgba(34,197,94,.15); color: var(--success); }
.status-missing { background: rgba(239,68,68,.15); color: var(--danger); }
.card-actions { display: flex; flex-wrap: wrap; gap: 6px; }

/* ─── Form ─── */
.form-page { margin-top: 20px; }
.form-section {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 16px;
}
.form-section h2 { font-size: 15px; font-weight: 600; margin-bottom: 14px; color: var(--primary); }
.form-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 12px; }
.form-group { display: flex; flex-direction: column; gap: 4px; }
.form-group label { font-size: 12px; color: var(--text2); font-weight: 500; }
.form-group input[type="text"],
.form-group input[type="url"],
.form-group input[type="number"] {
  padding: 8px 12px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: 13px;
  outline: none;
  transition: border-color .15s;
}
.form-group input:focus { border-color: var(--primary); }

/* ─── Color Picker ─── */
.color-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 8px; }
.color-field {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}
.color-field label { font-size: 11px; color: var(--text2); flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.color-field input[type="color"] {
  width: 28px; height: 28px;
  border: none; padding: 0;
  background: none; cursor: pointer;
  border-radius: 4px;
}
.color-field input[type="text"] {
  width: 80px;
  padding: 4px 6px;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text);
  font-size: 11px;
  font-family: monospace;
}

/* ─── Upload Area ─── */
.upload-area {
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  padding: 24px;
  text-align: center;
  color: var(--text2);
  cursor: pointer;
  transition: all .15s;
}
.upload-area:hover { border-color: var(--primary); color: var(--primary); }
.upload-area.has-file { border-color: var(--success); color: var(--success); }
.upload-area.drag-over { border-color: var(--primary); background: rgba(99,102,241,0.1); color: var(--primary); transform: scale(1.02); }
.upload-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 12px; }
.upload-item label { display: block; font-size: 12px; color: var(--text2); margin-bottom: 4px; font-weight: 500; }

/* ─── Custom Scrollbar ─── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text2); }

/* ─── Console ─── */
.console {
  background: #000;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  font-family: 'SF Mono', 'Fira Code', monospace;
  font-size: 12px;
  line-height: 1.6;
  max-height: 500px;
  overflow-y: auto;
  white-space: pre-wrap;
  color: #0f0;
  margin-top: 16px;
}

/* ─── Import ─── */
.import-section { margin-top: 20px; }
.import-preview {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-top: 16px;
}

/* ─── Tabs ─── */
.tabs { display: flex; gap: 0; margin-bottom: 16px; border-bottom: 1px solid var(--border); }
.tab {
  padding: 10px 20px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text2);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: all .15s;
  background: none;
  border-top: none;
  border-left: none;
  border-right: none;
}
.tab:hover { color: var(--text); }
.tab.active { color: var(--primary); border-bottom-color: var(--primary); }

/* ─── Back link ─── */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--text2);
  text-decoration: none;
  font-size: 13px;
  margin-bottom: 16px;
  cursor: pointer;
}
.back-link:hover { color: var(--primary); }

/* ─── Modal ─── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
}
.modal {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  width: 90%;
  max-width: 500px;
}
.modal h2 { font-size: 16px; margin-bottom: 16px; }
.modal-actions { display: flex; gap: 8px; margin-top: 16px; justify-content: flex-end; }

/* ─── Toast ─── */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  padding: 12px 20px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 500;
  z-index: 300;
  animation: slideIn .3s ease;
}
.toast-success { background: var(--success); color: #fff; }
.toast-error { background: var(--danger); color: #fff; }

@keyframes slideIn {
  from { transform: translateY(20px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

.form-actions {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text2);
}
.empty-state h2 { font-size: 20px; margin-bottom: 8px; color: var(--text); }