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

:root {
  --bg: #0f1117;
  --surface: #1a1d27;
  --border: #2a2d3a;
  --text: #e1e4ed;
  --text-dim: #8b8fa3;
  --accent: #6c8aff;
  --accent-hover: #8aa4ff;
  --danger: #ff5c5c;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

/* --- Login --- */
.login-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
}

.login-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 40px;
  width: 360px;
  text-align: center;
}

.login-box h1 {
  font-size: 1.4rem;
  margin-bottom: 8px;
}

.login-box p {
  color: var(--text-dim);
  font-size: 0.85rem;
  margin-bottom: 24px;
}

.login-box input {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg);
  color: var(--text);
  font-size: 0.95rem;
  outline: none;
  margin-bottom: 16px;
}

.login-box input:focus {
  border-color: var(--accent);
}

.login-error {
  color: var(--danger);
  font-size: 0.85rem;
  margin-bottom: 12px;
  min-height: 1.2em;
}

button, .btn {
  padding: 10px 20px;
  border: none;
  border-radius: 8px;
  background: var(--accent);
  color: #fff;
  font-size: 0.95rem;
  cursor: pointer;
  transition: background 0.15s;
}

button:hover, .btn:hover {
  background: var(--accent-hover);
}

/* --- Dashboard --- */
.dashboard { display: none; flex-direction: column; height: 100vh; }

.top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}

.top-bar h1 { font-size: 1.1rem; }

.tabs {
  display: flex;
  gap: 4px;
}

.tab {
  padding: 6px 16px;
  border-radius: 6px;
  background: transparent;
  color: var(--text-dim);
  cursor: pointer;
  font-size: 0.9rem;
  border: 1px solid transparent;
}

.tab.active {
  background: var(--accent);
  color: #fff;
}

.tab:not(.active):hover {
  background: var(--border);
  color: var(--text);
}

.logout-btn {
  padding: 6px 14px;
  font-size: 0.8rem;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-dim);
}

.logout-btn:hover {
  border-color: var(--danger);
  color: var(--danger);
  background: transparent;
}

/* --- File Browser --- */
.panel { flex: 1; overflow: auto; display: none; }
.panel.active { display: block; }

.breadcrumbs {
  padding: 12px 20px;
  display: flex;
  gap: 4px;
  align-items: center;
  font-size: 0.85rem;
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}

.breadcrumbs span {
  color: var(--text-dim);
}

.crumb {
  color: var(--accent);
  cursor: pointer;
  background: none;
  border: none;
  font-size: 0.85rem;
  padding: 2px 4px;
  border-radius: 4px;
}

.crumb:hover {
  background: var(--border);
}

.file-table {
  width: 100%;
  border-collapse: collapse;
}

.file-table th {
  text-align: left;
  padding: 8px 20px;
  font-size: 0.8rem;
  color: var(--text-dim);
  font-weight: 500;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background: var(--bg);
}

.file-table td {
  padding: 8px 20px;
  font-size: 0.9rem;
  border-bottom: 1px solid var(--border);
}

.file-table tr:hover {
  background: var(--surface);
}

.file-table .name-cell {
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
}

.file-table .name-cell:hover {
  color: var(--accent);
}

.file-icon {
  font-size: 1rem;
  width: 20px;
  text-align: center;
  flex-shrink: 0;
}

.size-cell, .date-cell {
  color: var(--text-dim);
  font-size: 0.85rem;
}

/* --- Docker Panel --- */
.docker-section-title {
  font-size: 0.95rem;
  color: var(--text-dim);
  margin: 0 0 12px 0;
  font-weight: 500;
}

.docker-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.docker-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
}

.docker-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 4px;
}

.docker-card-name {
  font-size: 1rem;
  font-weight: 600;
}

.docker-badge {
  font-size: 0.75rem;
  padding: 2px 10px;
  border-radius: 12px;
  font-weight: 500;
}

.docker-badge.online {
  background: rgba(52, 211, 153, 0.15);
  color: #34d399;
}

.docker-badge.offline {
  background: rgba(255, 92, 92, 0.15);
  color: var(--danger);
}

.docker-card-type {
  font-size: 0.8rem;
  color: var(--text-dim);
  margin-bottom: 12px;
}

.docker-containers {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 14px;
  font-size: 0.82rem;
  color: var(--text-dim);
}

.docker-container-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.docker-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.docker-dot.running {
  background: #34d399;
}

.docker-dot.stopped {
  background: #555;
}

.docker-card-actions {
  display: flex;
  gap: 8px;
}

.docker-btn {
  padding: 6px 16px;
  font-size: 0.8rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  cursor: pointer;
}

.docker-btn.start {
  background: rgba(52, 211, 153, 0.12);
  color: #34d399;
  border-color: rgba(52, 211, 153, 0.3);
}

.docker-btn.start:hover {
  background: rgba(52, 211, 153, 0.25);
}

.docker-btn.stop {
  background: rgba(255, 92, 92, 0.12);
  color: var(--danger);
  border-color: rgba(255, 92, 92, 0.3);
}

.docker-btn.stop:hover {
  background: rgba(255, 92, 92, 0.25);
}

.docker-btn.restart {
  background: rgba(108, 138, 255, 0.12);
  color: var(--accent);
  border-color: rgba(108, 138, 255, 0.3);
}

.docker-btn.restart:hover {
  background: rgba(108, 138, 255, 0.25);
}

.docker-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* --- VNC Panel --- */
#vnc-panel {
  display: none;
  flex-direction: column;
  flex: 1;
  overflow: hidden;
}

#vnc-panel.active {
  display: flex;
}

#vnc-status {
  padding: 8px 20px;
  font-size: 0.85rem;
  color: var(--text-dim);
  border-bottom: 1px solid var(--border);
}

#vnc-container {
  flex: 1;
  position: relative;
  overflow: hidden;
  background: #000;
}