/* ==========================================================================
   WallpaperFlow Desktop - Epic 5-Theme Stylesheet (Tauri 2)
   ========================================================================== */

/* --------------------------------------------------------------------------
   Theme 1: Stealth Obsidian (Default)
   -------------------------------------------------------------------------- */
:root, [data-theme="obsidian"] {
  --bg-app: #080c14;
  --bg-header: #0e1422;
  --bg-card: #131b2e;
  --bg-card-hover: #1a253e;
  --bg-stage: #05080f;
  --bg-monitor: #162036;
  --border-subtle: #1e293b;
  --border-active: #38bdf8;
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-inverse: #080c14;
  --accent: #38bdf8;
  --accent-hover: #0284c7;
  --accent-glow: rgba(56, 189, 248, 0.2);
  --success: #10b981;
  --success-glow: rgba(16, 185, 129, 0.2);
  --warning: #f59e0b;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, "Cascadia Code", Menlo, Consolas, monospace;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --shadow-card: 0 4px 20px -2px rgba(0, 0, 0, 0.4);
}

/* --------------------------------------------------------------------------
   Theme 2: Nordic Frost
   -------------------------------------------------------------------------- */
[data-theme="nord"] {
  --bg-app: #1e222a;
  --bg-header: #242933;
  --bg-card: #2e3440;
  --bg-card-hover: #3b4252;
  --bg-stage: #181b21;
  --bg-monitor: #2b303c;
  --border-subtle: #434c5e;
  --border-active: #88c0d0;
  --text-main: #eceff4;
  --text-muted: #d8dee9;
  --text-inverse: #1e222a;
  --accent: #88c0d0;
  --accent-hover: #81a1c1;
  --accent-glow: rgba(136, 192, 208, 0.25);
  --success: #a3be8c;
  --success-glow: rgba(163, 190, 140, 0.25);
  --warning: #ebcb8b;
  --shadow-card: 0 4px 20px -2px rgba(10, 12, 16, 0.45);
}

/* --------------------------------------------------------------------------
   Theme 3: Tokyo Midnight
   -------------------------------------------------------------------------- */
[data-theme="tokyo"] {
  --bg-app: #11121d;
  --bg-header: #161725;
  --bg-card: #1a1b2e;
  --bg-card-hover: #22233b;
  --bg-stage: #0c0d15;
  --bg-monitor: #202238;
  --border-subtle: #292d47;
  --border-active: #bb9af7;
  --text-main: #c0caf5;
  --text-muted: #7aa2f7;
  --text-inverse: #11121d;
  --accent: #bb9af7;
  --accent-hover: #7dcfff;
  --accent-glow: rgba(187, 154, 247, 0.25);
  --success: #73daca;
  --success-glow: rgba(115, 218, 202, 0.25);
  --warning: #e0af68;
  --shadow-card: 0 4px 22px -2px rgba(0, 0, 0, 0.55);
}

/* --------------------------------------------------------------------------
   Theme 4: Warm Paper & Brass (Roundtable signature)
   -------------------------------------------------------------------------- */
[data-theme="warm-paper"] {
  --bg-app: #f7f3e8;
  --bg-header: #ece5d3;
  --bg-card: #e5dcbe;
  --bg-card-hover: #dcceb3;
  --bg-stage: #eee6d0;
  --bg-monitor: #f1ebd8;
  --border-subtle: #cbbba2;
  --border-active: #a67c36;
  --text-main: #27221d;
  --text-muted: #5f5446;
  --text-inverse: #f7f3e8;
  --accent: #b4833e;
  --accent-hover: #966728;
  --accent-glow: rgba(180, 131, 62, 0.25);
  --success: #356847;
  --success-glow: rgba(53, 104, 71, 0.25);
  --warning: #c26922;
  --shadow-card: 0 4px 18px -2px rgba(80, 60, 40, 0.15);
}

/* --------------------------------------------------------------------------
   Theme 5: Cyber Emerald
   -------------------------------------------------------------------------- */
[data-theme="emerald"] {
  --bg-app: #06110a;
  --bg-header: #0b1c11;
  --bg-card: #102719;
  --bg-card-hover: #173824;
  --bg-stage: #030a06;
  --bg-monitor: #122f1e;
  --border-subtle: #1b452d;
  --border-active: #10b981;
  --text-main: #ecfdf5;
  --text-muted: #6ee7b7;
  --text-inverse: #06110a;
  --accent: #10b981;
  --accent-hover: #34d399;
  --accent-glow: rgba(16, 185, 129, 0.3);
  --success: #10b981;
  --success-glow: rgba(16, 185, 129, 0.3);
  --warning: #facc15;
  --shadow-card: 0 4px 22px -2px rgba(4, 18, 10, 0.6);
}

/* --------------------------------------------------------------------------
   Base Reset & Layout
   -------------------------------------------------------------------------- */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  transition: background-color 0.2s ease, border-color 0.2s ease, color 0.15s ease;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-app);
  color: var(--text-main);
  height: 100vh;
  overflow: hidden;
  user-select: none;
  -webkit-font-smoothing: antialiased;
}

.app-container {
  display: flex;
  flex-direction: column;
  height: 100vh;
}

/* --------------------------------------------------------------------------
   Top Navigation Bar & Theme Pills
   -------------------------------------------------------------------------- */
.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 20px;
  background-color: var(--bg-header);
  border-bottom: 1px solid var(--border-subtle);
  z-index: 10;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-logo {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  background-color: var(--accent-glow);
  color: var(--accent);
  border: 1px solid var(--border-active);
  border-radius: var(--radius-sm);
}

.brand-title {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.brand-badge {
  font-size: 9px;
  font-family: var(--font-mono);
  font-weight: 700;
  padding: 2px 6px;
  background-color: var(--accent);
  color: var(--text-inverse);
  border-radius: 999px;
  margin-left: 6px;
  letter-spacing: 0.05em;
}

/* Center Theme Switcher */
.theme-picker-container {
  display: flex;
  align-items: center;
  gap: 8px;
  background-color: var(--bg-app);
  padding: 4px 8px;
  border-radius: 999px;
  border: 1px solid var(--border-subtle);
}

.picker-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding-left: 4px;
}

.theme-pills {
  display: flex;
  gap: 4px;
}

.theme-pill {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--text-muted);
  font-size: 11px;
  font-weight: 600;
  cursor: pointer;
}

.theme-pill:hover {
  background-color: var(--bg-card);
  color: var(--text-main);
}

.theme-pill.active {
  background-color: var(--bg-card);
  color: var(--text-main);
  border-color: var(--border-active);
  box-shadow: 0 0 10px var(--accent-glow);
}

.theme-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.dot-obsidian { background-color: #38bdf8; }
.dot-nord { background-color: #88c0d0; }
.dot-tokyo { background-color: #bb9af7; }
.dot-warm-paper { background-color: #b4833e; }
.dot-emerald { background-color: #10b981; }

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

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 12px;
  font-weight: 600;
  padding: 7px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  outline: none;
}

.btn:focus-visible {
  border-color: var(--border-active);
  box-shadow: 0 0 0 2px var(--accent-glow);
}

.btn-primary {
  background-color: var(--accent);
  color: var(--text-inverse);
  border-color: var(--accent);
}

.btn-primary:hover {
  background-color: var(--accent-hover);
  box-shadow: 0 0 14px var(--accent-glow);
}

.btn-secondary {
  background-color: var(--bg-card);
  color: var(--text-main);
  border-color: var(--border-subtle);
}

.btn-secondary:hover {
  background-color: var(--bg-card-hover);
  border-color: var(--border-active);
}

.btn-large {
  padding: 10px 20px;
  font-size: 13px;
  border-radius: var(--radius-md);
}

/* --------------------------------------------------------------------------
   Main Workspace
   -------------------------------------------------------------------------- */
.main-content {
  flex: 1;
  padding: 16px 20px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.section-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  box-shadow: var(--shadow-card);
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 12px;
}

.section-title {
  font-size: 14px;
  font-weight: 700;
}

.section-desc {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 2px;
}

.canvas-controls {
  display: flex;
  align-items: center;
  gap: 16px;
}

.filter-group {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--text-muted);
}

.custom-select {
  background-color: var(--bg-app);
  color: var(--text-main);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 5px 12px;
  font-size: 12px;
  font-weight: 500;
  outline: none;
}

.custom-select:focus {
  border-color: var(--border-active);
}

.toggle-group {
  display: flex;
  align-items: center;
  gap: 12px;
}

.toggle-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 500;
  color: var(--text-muted);
  cursor: pointer;
}

.toggle-label input {
  display: none;
}

.toggle-slider {
  width: 28px;
  height: 16px;
  background-color: var(--bg-app);
  border: 1px solid var(--border-subtle);
  border-radius: 999px;
  position: relative;
  transition: background-color 0.2s;
}

.toggle-slider::after {
  content: "";
  position: absolute;
  top: 2px;
  left: 2px;
  width: 10px;
  height: 10px;
  background-color: var(--text-muted);
  border-radius: 50%;
  transition: transform 0.2s;
}

.toggle-label input:checked + .toggle-slider {
  background-color: var(--accent);
  border-color: var(--accent);
}

.toggle-label input:checked + .toggle-slider::after {
  transform: translateX(12px);
  background-color: var(--text-inverse);
}

/* --------------------------------------------------------------------------
   Topology Stage
   -------------------------------------------------------------------------- */
.topology-stage {
  background-color: var(--bg-stage);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  height: 250px;
  position: relative;
  overflow: hidden;
  box-shadow: inset 0 2px 10px rgba(0, 0, 0, 0.4);
}

.stage-canvas {
  position: relative;
  width: 100%;
  height: 100%;
}

.monitor-display {
  position: absolute;
  background-color: var(--bg-monitor);
  border: 2px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  overflow: hidden;
  cursor: pointer;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
  transition: transform 0.15s, border-color 0.15s, box-shadow 0.15s;
}

.monitor-display:hover {
  border-color: var(--text-muted);
  transform: translateY(-2px);
}

.monitor-display.selected {
  border-color: var(--border-active);
  box-shadow: 0 0 16px var(--accent-glow);
}

.monitor-display.primary {
  border-top-color: var(--accent);
}

.monitor-glass {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(circle at 30% 20%, rgba(255, 255, 255, 0.05), transparent 70%);
}

.monitor-taskbar {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 8px;
  background: rgba(0, 0, 0, 0.45);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.monitor-info-overlay {
  position: relative;
  padding: 8px 10px;
  z-index: 2;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}

.monitor-title {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 6px;
}

.tag-primary {
  background-color: var(--accent);
  color: var(--text-inverse);
  font-size: 8px;
  font-weight: 800;
  padding: 1px 5px;
  border-radius: 2px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.monitor-metrics {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-muted);
}

/* Icon Markers on Stage */
.icon-dot {
  position: absolute;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--text-muted);
  transform: translate(-50%, -50%);
  pointer-events: none;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.quiet-slot-dot {
  position: absolute;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  border: 1px solid var(--accent);
  background-color: var(--accent-glow);
  transform: translate(-50%, -50%);
  pointer-events: none;
  animation: pulse-slot 2s infinite ease-in-out;
}

@keyframes pulse-slot {
  0%, 100% { opacity: 0.5; transform: translate(-50%, -50%) scale(1); }
  50% { opacity: 1; transform: translate(-50%, -50%) scale(1.3); }
}

/* --------------------------------------------------------------------------
   Bottom Grid & Controls
   -------------------------------------------------------------------------- */
.grid-2col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.card-title {
  font-size: 13px;
  font-weight: 700;
}

.pill-badge {
  font-size: 10px;
  font-weight: 700;
  font-family: var(--font-mono);
  padding: 2px 8px;
  background-color: var(--bg-app);
  border: 1px solid var(--border-subtle);
  border-radius: 999px;
  color: var(--text-muted);
}

.pill-badge.active {
  color: var(--accent);
  border-color: var(--border-active);
  background-color: var(--accent-glow);
}

.details-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.detail-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 12px;
  background-color: var(--bg-app);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  font-size: 12px;
}

.detail-label {
  font-weight: 600;
  color: var(--text-main);
}

.detail-val {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
}

/* Preset Strategies */
.preset-selector {
  margin-bottom: 12px;
}

.param-label {
  display: block;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.strategy-pills {
  display: flex;
  gap: 6px;
}

.strategy-btn {
  flex: 1;
  padding: 6px 10px;
  font-size: 11px;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
  background-color: var(--bg-app);
  color: var(--text-muted);
  cursor: pointer;
}

.strategy-btn:hover {
  color: var(--text-main);
  border-color: var(--border-active);
}

.strategy-btn.active {
  background-color: var(--accent-glow);
  color: var(--accent);
  border-color: var(--border-active);
}

/* Safety Guarantee Banner */
.safety-banner {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  background-color: var(--success-glow);
  border: 1px solid var(--success);
  border-radius: var(--radius-sm);
  margin-bottom: 14px;
}

.safety-icon {
  color: var(--success);
}

.safety-text {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.safety-text strong {
  font-size: 11px;
  color: var(--success);
}

.safety-text span {
  font-size: 10px;
  color: var(--text-muted);
}

.action-bar {
  display: flex;
  gap: 12px;
}

.action-bar .btn {
  flex: 1;
  justify-content: center;
}

/* Telemetry Bar */
.telemetry-bar {
  display: flex;
  justify-content: space-around;
  padding: 12px 16px;
  background-color: var(--bg-app);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  margin-top: 14px;
}

.telemetry-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}

.telemetry-label {
  font-size: 10px;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.05em;
}

.telemetry-val {
  font-size: 18px;
  font-weight: 800;
  font-family: var(--font-mono);
}

.telemetry-val.highlight { color: var(--accent); }
.telemetry-val.success { color: var(--success); }

/* --------------------------------------------------------------------------
   Status Bar
   -------------------------------------------------------------------------- */
.statusbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 20px;
  background-color: var(--bg-header);
  border-top: 1px solid var(--border-subtle);
  font-size: 11px;
  color: var(--text-muted);
}

.status-left {
  display: flex;
  align-items: center;
  gap: 8px;
}

.status-indicator {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--success);
  box-shadow: 0 0 8px var(--success);
}

.status-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.status-tag {
  font-family: var(--font-mono);
  font-size: 10px;
}

/* --------------------------------------------------------------------------
   Modals & Drawer
   -------------------------------------------------------------------------- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  backdrop-filter: blur(4px);
}

.modal-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  width: 580px;
  max-height: 80vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6);
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-subtle);
}

.modal-title { font-size: 14px; font-weight: 700; }
.modal-subtitle { font-size: 11px; color: var(--text-muted); }

.btn-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 22px;
  cursor: pointer;
}

.modal-body {
  padding: 16px 20px;
  overflow-y: auto;
}

.backups-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.backup-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 14px;
  background-color: var(--bg-app);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
}

.backup-time {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-main);
}

.backup-count {
  font-size: 10px;
  color: var(--text-muted);
}

/* Toasts */
.toast-container {
  position: fixed;
  bottom: 36px;
  right: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  z-index: 200;
}

.toast {
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  background-color: var(--bg-card);
  border: 1px solid var(--border-active);
  color: var(--text-main);
  font-size: 12px;
  font-weight: 600;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.5);
  animation: slide-toast 0.25s ease-out;
}

@keyframes slide-toast {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}