/* ============================================================
   DESIGN TOKENS — Retro (phosphor green-on-black CRT)
   ============================================================ */
[data-theme="retro"] {
  --color-bg:         #0a0a0a;
  --color-bg-panel:   #0d0d0d;
  --color-border:     #1a3a1a;
  --color-text:       #33ff33;
  --color-text-muted: #1a8c1a;
  --color-accent:     #00ff41;
  --color-accent-dim: #00801f;
  --color-header-bg:  #050505;
  --color-error:      #ff4444;
  --color-warning:    #ffaa00;
  --font-mono:        'Courier New', 'Lucida Console', monospace;
  --glow:             0 0 8px rgba(0, 255, 65, 0.6);
  --panel-shadow:     0 0 12px rgba(0, 255, 65, 0.08);
  --border-style:     1px solid var(--color-border);
}

/* ============================================================
   DESIGN TOKENS — Modern (dark slate / blue-accent)
   ============================================================ */
[data-theme="modern"] {
  --color-bg:         #0f1117;
  --color-bg-panel:   #161b22;
  --color-border:     #30363d;
  --color-text:       #e6edf3;
  --color-text-muted: #8b949e;
  --color-accent:     #58a6ff;
  --color-accent-dim: #1f6feb;
  --color-header-bg:  #0d1117;
  --color-error:      #f85149;
  --color-warning:    #d29922;
  --font-mono:        'JetBrains Mono', 'Fira Code', 'Cascadia Code', monospace;
  --glow:             none;
  --panel-shadow:     0 1px 3px rgba(0, 0, 0, 0.5);
  --border-style:     1px solid var(--color-border);
}

/* ============================================================
   RESET & GLOBAL
   ============================================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-family: var(--font-mono);
  font-size: 14px;
  background: var(--color-bg);
  color: var(--color-text);
  min-height: 100vh;
  transition: background 0.2s ease, color 0.2s ease;
}

body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* ============================================================
   RETRO SCANLINE OVERLAY
   ============================================================ */
[data-theme="retro"] body::before {
  content: '';
  position: fixed;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.04) 2px,
    rgba(0, 0, 0, 0.04) 4px
  );
  pointer-events: none;
  z-index: 9999;
}

/* ============================================================
   HEADER
   ============================================================ */
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1.5rem;
  background: var(--color-header-bg);
  border-bottom: var(--border-style);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-left {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
}

.site-title {
  font-size: 1.2rem;
  font-weight: bold;
  letter-spacing: 0.2em;
  color: var(--color-accent);
}

[data-theme="retro"] .site-title {
  text-shadow: var(--glow);
}

.site-subtitle {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

/* ============================================================
   THEME TOGGLE BUTTON
   ============================================================ */
.theme-toggle {
  background: transparent;
  border: var(--border-style);
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 0.3rem 0.7rem;
  cursor: pointer;
  letter-spacing: 0.1em;
  transition: color 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
}

.theme-toggle:hover,
.theme-toggle:focus-visible {
  color: var(--color-accent);
  border-color: var(--color-accent);
  outline: none;
}

[data-theme="retro"] .theme-toggle:hover,
[data-theme="retro"] .theme-toggle:focus-visible {
  box-shadow: var(--glow);
}

/* ============================================================
   DASHBOARD GRID
   ============================================================ */
.dashboard {
  flex: 1;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1rem;
  padding: 1.5rem;
  max-width: 1400px;
  width: 100%;
  margin: 0 auto;
  align-content: start;
}

/* ============================================================
   PANELS
   ============================================================ */
.panel {
  background: var(--color-bg-panel);
  border: var(--border-style);
  padding: 1.25rem;
  box-shadow: var(--panel-shadow);
}

[data-theme="retro"] .panel {
  box-shadow: var(--panel-shadow), inset 0 0 40px rgba(0, 0, 0, 0.3);
}

.panel__title {
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  color: var(--color-text-muted);
  border-bottom: var(--border-style);
  padding-bottom: 0.5rem;
  margin-bottom: 1rem;
}

[data-theme="retro"] .panel__title {
  color: var(--color-accent-dim);
}

/* ============================================================
   STATUS LINES
   ============================================================ */
.status-line {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  padding: 0.3rem 0;
  font-size: 0.85rem;
}

.status-key {
  color: var(--color-text-muted);
  min-width: 90px;
  flex-shrink: 0;
}

.status-key::after {
  content: ':';
}

.status-value {
  color: var(--color-accent);
}

[data-theme="retro"] .status-value {
  text-shadow: var(--glow);
}

/* ============================================================
   TERMINAL TEXT
   ============================================================ */
.terminal-text {
  line-height: 1.7;
  font-size: 0.9rem;
}

.terminal-text.muted {
  color: var(--color-text-muted);
  margin-top: 0.5rem;
}

/* Blinking cursor on first terminal line in retro mode */
[data-theme="retro"] .terminal-text:first-of-type::after {
  content: '_';
  color: var(--color-accent);
  animation: blink 1s step-start infinite;
}

@keyframes blink {
  50% { opacity: 0; }
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.5rem 1.5rem;
  border-top: var(--border-style);
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

/* ============================================================
   WEATHER TILE
   ============================================================ */
.panel--weather {
  cursor: pointer;
  transition: border-color 0.15s ease;
  user-select: none;
}

.panel--weather:hover,
.panel--weather:focus-visible {
  border-color: var(--color-accent);
  outline: none;
}

[data-theme="retro"] .panel--weather:hover,
[data-theme="retro"] .panel--weather:focus-visible {
  box-shadow: var(--panel-shadow), 0 0 16px rgba(0, 255, 65, 0.15);
}

.weather-primary {
  display: flex;
  align-items: baseline;
  gap: 0.4rem;
  margin-bottom: 0.75rem;
}

.weather-temp {
  font-size: 2.8rem;
  line-height: 1;
  color: var(--color-accent);
  font-weight: bold;
}

[data-theme="retro"] .weather-temp {
  text-shadow: var(--glow);
}

.weather-unit {
  font-size: 1.2rem;
  color: var(--color-text-muted);
}

.weather-updated {
  font-size: 0.65rem;
  color: var(--color-text-muted);
  font-weight: normal;
  letter-spacing: 0.05em;
  margin-left: 0.5rem;
}

.weather-hint {
  margin-top: 0.75rem;
  font-size: 0.72rem;
}

/* ============================================================
   WEATHER HISTORY MODAL
   ============================================================ */
.weather-modal {
  position: fixed;
  inset: 0;
  background: var(--color-bg);
  z-index: 1000;
  display: flex;
  flex-direction: column;
  padding: 1.25rem 1.5rem;
  overflow-y: auto;
}

.weather-modal.hidden {
  display: none;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: var(--border-style);
  padding-bottom: 0.75rem;
  margin-bottom: 1rem;
  flex-shrink: 0;
}

.modal-title {
  font-size: 1rem !important;
}

.modal-close {
  background: transparent;
  border: var(--border-style);
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 1.1rem;
  line-height: 1;
  padding: 0.2rem 0.6rem;
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s;
}

.modal-close:hover,
.modal-close:focus-visible {
  color: var(--color-accent);
  border-color: var(--color-accent);
  outline: none;
}

/* Field tabs */
.field-tabs {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
  margin-bottom: 0.75rem;
  flex-shrink: 0;
}

.tab-btn {
  background: transparent;
  border: var(--border-style);
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  padding: 0.3rem 0.7rem;
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s;
}

.tab-btn:hover,
.tab-btn.active {
  color: var(--color-accent);
  border-color: var(--color-accent);
}

[data-theme="retro"] .tab-btn.active {
  text-shadow: var(--glow);
}

/* Range pills */
.range-pills {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
  flex-shrink: 0;
}

.range-btn {
  background: transparent;
  border: var(--border-style);
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  padding: 0.25rem 0.6rem;
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s;
}

.range-btn:hover,
.range-btn.active {
  color: var(--color-accent);
  border-color: var(--color-accent);
}

/* Stats bar */
.stats-bar {
  display: flex;
  gap: 2.5rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
  font-size: 0.85rem;
  flex-shrink: 0;
}

.stat-block {
  display: flex;
  align-items: baseline;
  gap: 0.4rem;
}

.stat-label {
  color: var(--color-text-muted);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
}

.stat-value {
  color: var(--color-accent);
  font-size: 1rem;
}

[data-theme="retro"] .stat-value {
  text-shadow: var(--glow);
}

.stat-unit {
  color: var(--color-text-muted);
  font-size: 0.75rem;
}

/* Chart wrapper */
.chart-wrap {
  flex-shrink: 0;
  width: 100%;
  height: 280px;
  margin-bottom: 1.25rem;
  position: relative;
}

#weatherChart {
  width: 100% !important;
  height: 100% !important;
}

/* Loading / error states */
.history-loading,
.history-error {
  padding: 0.75rem 0;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.history-error {
  color: var(--color-error);
}

.hidden {
  display: none !important;
}

/* History table */
.history-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8rem;
  flex-shrink: 0;
}

.history-table th {
  text-align: left;
  padding: 0.4rem 0.75rem;
  border-bottom: var(--border-style);
  color: var(--color-text-muted);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  position: sticky;
  top: 0;
  background: var(--color-bg);
}

.history-table td {
  padding: 0.35rem 0.75rem;
  border-bottom: var(--border-style);
  color: var(--color-text);
}

.history-table tbody tr:hover td {
  color: var(--color-accent);
}

/* ============================================================
   STATUS PANEL (clickable — same pattern as weather tile)
   ============================================================ */
.panel--status {
  cursor: pointer;
  transition: border-color 0.15s ease;
  user-select: none;
}

.panel--status:hover,
.panel--status:focus-visible {
  border-color: var(--color-accent);
  outline: none;
}

[data-theme="retro"] .panel--status:hover,
[data-theme="retro"] .panel--status:focus-visible {
  box-shadow: var(--panel-shadow), 0 0 16px rgba(0, 255, 65, 0.15);
}

/* Device rows inside the status panel */
.status-line--device {
  align-items: center;
}

/* Status dots — online/offline/checking indicators */
.status-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.status-dot--online {
  background: var(--color-accent);
}

[data-theme="retro"] .status-dot--online {
  box-shadow: 0 0 4px var(--color-accent);
}

.status-dot--offline {
  background: var(--color-error);
}

.status-dot--checking {
  background: var(--color-text-muted);
  opacity: 0.4;
}

.status-device-ping {
  font-size: 0.78rem;
  color: var(--color-text-muted);
}

/* ============================================================
   STATUS MODAL
   ============================================================ */
.status-modal {
  position: fixed;
  inset: 0;
  background: var(--color-bg);
  z-index: 1000;
  display: flex;
  flex-direction: column;
  padding: 1.25rem 1.5rem;
  overflow-y: auto;
}

.status-modal.hidden {
  display: none !important;
}

.modal-header-actions {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.modal-refresh {
  background: transparent;
  border: var(--border-style);
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 1rem;
  line-height: 1;
  padding: 0.2rem 0.5rem;
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s;
}

.modal-refresh:hover,
.modal-refresh:focus-visible {
  color: var(--color-accent);
  border-color: var(--color-accent);
  outline: none;
}

.status-section {
  margin-bottom: 1.75rem;
  flex-shrink: 0;
}

.status-section-title {
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--color-text-muted);
  font-weight: normal;
  margin-bottom: 0.75rem;
}

[data-theme="retro"] .status-section-title {
  color: var(--color-accent-dim);
}

/* Status table */
.status-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8rem;
}

.status-table th {
  text-align: left;
  padding: 0.4rem 0.75rem;
  border-bottom: var(--border-style);
  color: var(--color-text-muted);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
}

.status-table td {
  padding: 0.35rem 0.75rem;
  border-bottom: var(--border-style);
  color: var(--color-text);
  vertical-align: middle;
}

.status-table tbody tr:hover td {
  color: var(--color-accent);
}

.status-loading {
  color: var(--color-text-muted) !important;
  font-style: italic;
}

.status-docker-error {
  font-size: 0.8rem;
  color: var(--color-error);
  margin-bottom: 0.5rem;
  padding: 0.25rem 0;
}

.status-cached-at {
  font-size: 0.7rem;
  margin-top: auto;
  padding-top: 1rem;
}

/* KVM placeholder button — disabled, future use */
.btn-kvm {
  background: transparent;
  border: var(--border-style);
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.05em;
  padding: 0.15rem 0.4rem;
  cursor: not-allowed;
  opacity: 0.35;
}

/* ============================================================
   LOGIN PAGE
   ============================================================ */
.login-body {
  justify-content: center;
  align-items: center;
  min-height: 100vh;
}

.login-wrap {
  width: 100%;
  max-width: 380px;
  padding: 1.5rem;
}

.login-panel {
  background: var(--color-bg-panel);
  border: var(--border-style);
  padding: 2rem;
  box-shadow: var(--panel-shadow);
}

[data-theme="retro"] .login-panel {
  box-shadow: var(--panel-shadow), inset 0 0 40px rgba(0, 0, 0, 0.3);
}

.login-title {
  display: block;
  font-size: 1.8rem;
  letter-spacing: 0.4em;
  margin-bottom: 0.25rem;
}

.login-subtitle {
  font-size: 0.75rem;
  margin-bottom: 1.75rem;
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.login-field {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* Override the standard status-key min-width for the shorter login labels */
.login-label {
  min-width: 50px !important;
}

.login-input {
  flex: 1;
  background: transparent;
  border: none;
  border-bottom: var(--border-style);
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  padding: 0.3rem 0.2rem;
  outline: none;
  transition: border-color 0.15s;
}

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

[data-theme="retro"] .login-input:focus {
  text-shadow: var(--glow);
}

.login-error {
  font-size: 0.8rem;
  color: var(--color-error);
  padding: 0.25rem 0;
}

.login-btn {
  background: transparent;
  border: var(--border-style);
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  padding: 0.6rem 1rem;
  cursor: pointer;
  margin-top: 0.5rem;
  transition: color 0.15s, border-color 0.15s, box-shadow 0.15s;
}

.login-btn:hover:not(:disabled),
.login-btn:focus-visible:not(:disabled) {
  color: var(--color-accent);
  border-color: var(--color-accent);
  outline: none;
}

[data-theme="retro"] .login-btn:hover:not(:disabled) {
  box-shadow: var(--glow);
}

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