/* Sovran_SystemsOS Hub — Web UI Stylesheet
   Dark theme matching the Adwaita dark aesthetic */

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

:root {
  --bg-color:        #1e1e2e;
  --surface-color:   #2a2a3c;
  --card-color:      #313244;
  --border-color:    #45475a;
  --text-primary:    #cdd6f4;
  --text-secondary:  #a6adc8;
  --text-dim:        #6c7086;
  --accent-color:    #89b4fa;
  --green:           #2ec27e;
  --yellow:          #e5a50a;
  --red:             #e01b24;
  --grey:            #888888;
  --radius-card:     18px;
  --radius-btn:      8px;
  --shadow-card:     0 2px 8px rgba(0,0,0,0.4);
  --shadow-hover:    0 6px 20px rgba(0,0,0,0.6);
}

html, body {
  height: 100%;
}

body {
  font-family: 'Cantarell', 'Inter', 'Segoe UI', sans-serif;
  background-color: var(--bg-color);
  color: var(--text-primary);
  line-height: 1.5;
  min-height: 100vh;
}

/* ── Header bar ─────────────────────────────────────────────────── */

.header-bar {
  background-color: var(--surface-color);
  border-bottom: 1px solid var(--border-color);
  padding: 10px 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-bar .title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  flex: 1;
}

.role-badge {
  background-color: var(--accent-color);
  color: #1e1e2e;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 20px;
  letter-spacing: 0.03em;
}

/* ── Buttons ────────────────────────────────────────────────────── */

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  outline: none;
  transition: opacity 0.15s, box-shadow 0.15s, background-color 0.15s;
}

button:disabled {
  opacity: 0.45;
  cursor: default;
}

.btn {
  padding: 7px 16px;
  border-radius: var(--radius-btn);
  font-size: 0.88rem;
  font-weight: 600;
}

.btn-primary {
  background-color: var(--accent-color);
  color: #1e1e2e;
}

.btn-primary:hover:not(:disabled) {
  opacity: 0.88;
}

/* Update button: blue by default, green when updates available */
.btn-update {
  background-color: var(--accent-color);
  color: #1e1e2e;
  position: relative;
  display: flex;
  align-items: center;
  gap: 8px;
}

.btn-update:hover:not(:disabled) {
  opacity: 0.88;
}

.btn-update.has-updates {
  background-color: var(--green);
  color: #fff;
}

.btn-update.has-updates:hover:not(:disabled) {
  background-color: #27ae6e;
}

.update-badge {
  display: none;
  width: 10px;
  height: 10px;
  background-color: var(--yellow);
  border-radius: 50%;
  animation: pulse-badge 1.4s ease-in-out infinite;
}

.update-badge.visible {
  display: inline-block;
}

@keyframes pulse-badge {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.5; transform: scale(1.35); }
}

.btn-icon {
  background: none;
  color: var(--text-secondary);
  padding: 6px;
  border-radius: 50%;
  font-size: 1.1rem;
  line-height: 1;
}

.btn-icon:hover:not(:disabled) {
  background-color: var(--border-color);
  color: var(--text-primary);
}

/* ── IP bar ─────────────────────────────────────────────────────── */

.ip-bar {
  background-color: var(--surface-color);
  border-bottom: 1px solid var(--border-color);
  padding: 8px 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
  font-size: 0.82rem;
  color: var(--text-secondary);
}

.ip-bar .ip-label {
  color: var(--text-dim);
  margin-right: 6px;
}

.ip-bar .ip-value {
  font-family: 'JetBrains Mono', 'Fira Code', 'Source Code Pro', monospace;
  color: var(--accent-color);
  font-weight: 600;
}

.ip-separator {
  color: var(--border-color);
}

/* ── Main content ───────────────────────────────────────────────── */

.main-content {
  max-width: 980px;
  margin: 0 auto;
  padding: 24px 16px 48px;
}

/* ── Category sections ──────────────────────────────────────────── */

.category-section {
  margin-bottom: 32px;
}

.section-header {
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 4px;
  padding-left: 4px;
}

.section-divider {
  border: none;
  border-top: 1px solid var(--border-color);
  margin-bottom: 16px;
}

.tiles-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

/* ── Service tile card ──────────────────────────────────────────── */

.service-tile {
  width: 180px;
  min-height: 210px;
  background-color: var(--card-color);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 18px 12px 14px;
  gap: 0;
  transition: box-shadow 0.2s, border-color 0.2s;
  position: relative;
}

.service-tile:hover {
  box-shadow: var(--shadow-hover);
  border-color: #6c7086;
}

.service-tile.disabled {
  opacity: 0.45;
}

.tile-icon {
  width: 48px;
  height: 48px;
  object-fit: contain;
  margin-bottom: 8px;
}

.tile-icon-fallback {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--border-color);
  border-radius: 12px;
  color: var(--text-dim);
  font-size: 1.5rem;
  margin-bottom: 8px;
}

.tile-name {
  font-size: 0.88rem;
  font-weight: 600;
  text-align: center;
  color: var(--text-primary);
  line-height: 1.3;
  max-width: 156px;
  word-break: break-word;
  hyphens: auto;
  min-height: 2.6em;
  display: flex;
  align-items: center;
  justify-content: center;
}

.tile-status {
  font-size: 0.75rem;
  margin-top: 6px;
  display: flex;
  align-items: center;
  gap: 5px;
  color: var(--text-secondary);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
  background-color: var(--grey);
}

.status-dot.active    { background-color: var(--green); }
.status-dot.inactive  { background-color: var(--red); }
.status-dot.loading   { background-color: var(--yellow); animation: pulse-badge 1s infinite; }
.status-dot.failed    { background-color: var(--red); }
.status-dot.disabled  { background-color: var(--grey); }

.tile-spacer {
  flex: 1;
}

/* ── Tile controls ──────────────────────────────────────────────── */

.tile-controls {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 10px;
}

/* CSS-only toggle switch */
.toggle-label {
  display: flex;
  align-items: center;
  cursor: pointer;
}

.toggle-label input[type="checkbox"] {
  display: none;
}

.toggle-track {
  width: 40px;
  height: 22px;
  background-color: var(--border-color);
  border-radius: 11px;
  position: relative;
  transition: background-color 0.2s;
}

.toggle-label input:checked + .toggle-track {
  background-color: var(--green);
}

.toggle-label.disabled-toggle {
  cursor: not-allowed;
  opacity: 0.5;
}

.toggle-thumb {
  position: absolute;
  top: 3px;
  left: 3px;
  width: 16px;
  height: 16px;
  background-color: #fff;
  border-radius: 50%;
  transition: transform 0.2s;
  box-shadow: 0 1px 3px rgba(0,0,0,0.4);
}

.toggle-label input:checked + .toggle-track .toggle-thumb {
  transform: translateX(18px);
}

.tile-restart-btn {
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 4px 6px;
  border-radius: 50%;
  font-size: 0.95rem;
  line-height: 1;
  transition: background-color 0.15s, color 0.15s;
}

.tile-restart-btn:hover:not(:disabled) {
  background-color: var(--border-color);
  color: var(--text-primary);
}

.tile-restart-btn:disabled {
  opacity: 0.35;
  cursor: default;
}

/* ── Update modal ───────────────────────────────────────────────── */

.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background-color: rgba(0,0,0,0.65);
  z-index: 200;
  align-items: center;
  justify-content: center;
}

.modal-overlay.open {
  display: flex;
}

.modal-dialog {
  background-color: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  width: 90vw;
  max-width: 900px;
  max-height: 80vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 16px 48px rgba(0,0,0,0.7);
}

.modal-header {
  display: flex;
  align-items: center;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-color);
  gap: 12px;
}

.modal-title {
  font-size: 1rem;
  font-weight: 700;
  flex: 1;
}

.modal-status {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.modal-spinner {
  width: 18px;
  height: 18px;
  border: 2.5px solid var(--border-color);
  border-top-color: var(--accent-color);
  border-radius: 50%;
  animation: spin 0.75s linear infinite;
  display: none;
}

.modal-spinner.spinning {
  display: block;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.modal-log {
  flex: 1;
  overflow-y: auto;
  padding: 12px 16px;
  font-family: 'JetBrains Mono', 'Fira Code', 'Source Code Pro', monospace;
  font-size: 0.78rem;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: #12121c;
  white-space: pre-wrap;
  word-break: break-all;
  min-height: 200px;
}

.modal-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  padding: 12px 20px;
  border-top: 1px solid var(--border-color);
}

/* Reboot button */
#btn-reboot {
  background-color: #2ec27e !important;
  color: #fff !important;
}

#btn-reboot:hover:not(:disabled) {
  background-color: #27ae6e !important;
}

.btn-save {
  background-color: var(--yellow);
  color: #1e1e2e;
}

.btn-save:hover:not(:disabled) {
  background-color: #c98d08;
}

.btn-close-modal {
  background-color: var(--border-color);
  color: var(--text-primary);
}

.btn-close-modal:hover:not(:disabled) {
  background-color: #5a5c72;
}

/* ── Empty state ────────────────────────────────────────────────── */

.empty-state {
  text-align: center;
  padding: 64px 24px;
  color: var(--text-dim);
}

.empty-state p {
  font-size: 1rem;
  margin-bottom: 8px;
}

/* ── Responsive ─────────────────────────────────────────────────── */

@media (max-width: 600px) {
  .header-bar {
    padding: 10px 14px;
    gap: 10px;
  }
  .header-bar .title {
    font-size: 0.95rem;
  }
  .ip-bar {
    gap: 16px;
    flex-wrap: wrap;
    padding: 8px 14px;
  }
  .main-content {
    padding: 16px 12px 40px;
  }
  .tiles-grid {
    justify-content: center;
  }
  .service-tile {
    width: 160px;
    min-height: 200px;
  }
}