/* ============================================================
   PodControl – Global Styles
   ============================================================ */

:root {
  --navy:        #1A365D;
  --navy-dark:   #122A4A;
  --navy-light:  #2A4A7F;
  --blue:        #2C5282;
  --blue-light:  #3A6BC4;
  --accent:      #4299E1;
  --accent-glow: rgba(66,153,225,0.25);
  --success:     #38A169;
  --warning:     #D69E2E;
  --danger:      #E53E3E;
  --text:        #EDF2F7;
  --text-muted:  #90A3BF;
  --card-bg:     rgba(42, 74, 127, 0.45);
  --card-border: rgba(66, 153, 225, 0.2);
  --overlay:     rgba(10, 20, 40, 0.75);
  --radius:      12px;
  --radius-sm:   8px;
  --shadow:      0 4px 24px rgba(0,0,0,0.4);
  --font:        -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --safe-bottom: env(safe-area-inset-bottom, 0px);
}

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

html, body {
  height: 100%;
  overflow: hidden;
  background: var(--navy-dark);
  color: var(--text);
  font-family: var(--font);
  font-size: 16px;
  -webkit-tap-highlight-color: transparent;
  -webkit-font-smoothing: antialiased;
}

/* ── Screen System ── */
.screen {
  position: fixed;
  inset: 0;
  display: flex;
  flex-direction: column;
  opacity: 0;
  pointer-events: none;
  transform: translateX(30px);
  transition: opacity 0.25s ease, transform 0.25s ease;
  background: linear-gradient(160deg, var(--navy-dark) 0%, #0D2040 100%);
}

.screen.active {
  opacity: 1;
  pointer-events: all;
  transform: translateX(0);
  z-index: 10;
}

.screen.slide-out {
  opacity: 0;
  pointer-events: none;
  transform: translateX(-30px);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

/* ── Scrollable content area ── */
.screen-content {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 16px 16px calc(16px + var(--safe-bottom));
  -webkit-overflow-scrolling: touch;
}

/* ── Centered screen (password) ── */
.screen-center {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 32px 24px calc(32px + var(--safe-bottom));
  gap: 16px;
  overflow-y: auto;
}

/* ── Header ── */
.app-header {
  display: flex;
  align-items: center;
  padding: 12px 16px;
  padding-top: calc(12px + env(safe-area-inset-top, 0px));
  background: rgba(26, 54, 93, 0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--card-border);
  gap: 12px;
  z-index: 5;
  min-height: 60px;
}

.app-header h2 {
  flex: 1;
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.03em;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ── Logo ── */
.logo {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.logo h1 {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  background: linear-gradient(135deg, #ffffff 30%, var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.subtitle {
  color: var(--text-muted);
  font-size: 0.9rem;
  text-align: center;
}

/* ── Card ── */
.card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 16px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: none;
  border-radius: var(--radius-sm);
  padding: 13px 20px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.15s, transform 0.1s;
  min-height: 48px;
  letter-spacing: 0.02em;
  text-decoration: none;
}

.btn:active { transform: scale(0.97); }
.btn:disabled { opacity: 0.4; cursor: not-allowed; transform: none; }

.btn-primary {
  background: linear-gradient(135deg, var(--blue-light), var(--accent));
  color: #fff;
  box-shadow: 0 2px 12px var(--accent-glow);
}

.btn-success {
  background: linear-gradient(135deg, #276749, var(--success));
  color: #fff;
  box-shadow: 0 2px 12px rgba(56,161,105,0.3);
}

.btn-danger {
  background: linear-gradient(135deg, #9b1c1c, var(--danger));
  color: #fff;
}

.btn-ghost {
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--card-border);
}

.btn-full { width: 100%; }

.icon-btn {
  background: transparent;
  border: none;
  color: var(--text);
  cursor: pointer;
  padding: 8px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  min-height: 40px;
  transition: background 0.15s;
}

.icon-btn:hover, .icon-btn:focus-visible {
  background: rgba(255,255,255,0.08);
}

.text-btn {
  background: transparent;
  border: none;
  color: var(--accent);
  cursor: pointer;
  font-size: 0.85rem;
  padding: 4px 8px;
  border-radius: 4px;
}

.back-btn {
  background: transparent;
  border: none;
  color: var(--text);
  cursor: pointer;
  display: flex;
  align-items: center;
  padding: 6px;
  border-radius: var(--radius-sm);
  min-width: 40px;
  min-height: 40px;
  transition: background 0.15s;
}

.back-btn:hover { background: rgba(255,255,255,0.08); }

/* ── Inputs ── */
form {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

label {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 500;
}

input[type="text"],
input[type="password"],
input[type="number"] {
  width: 100%;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: 1rem;
  padding: 12px 14px;
  outline: none;
  transition: border-color 0.15s;
  -webkit-appearance: none;
}

input:focus {
  border-color: var(--accent);
  background: rgba(66, 153, 225, 0.08);
}

.input-row {
  display: flex;
  align-items: center;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: border-color 0.15s;
}

.input-row:focus-within { border-color: var(--accent); }

.input-row input {
  flex: 1;
  border: none;
  background: transparent;
}

/* ── Toggle Switch ── */
.toggle-label {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  font-size: 0.95rem;
  color: var(--text);
  user-select: none;
}

.toggle-label input { display: none; }

.toggle-switch {
  width: 46px;
  height: 26px;
  background: rgba(255,255,255,0.15);
  border-radius: 13px;
  position: relative;
  transition: background 0.2s;
  flex-shrink: 0;
}

.toggle-switch::after {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: #fff;
  top: 3px;
  left: 3px;
  transition: transform 0.2s;
}

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

.toggle-label input:checked + .toggle-switch::after {
  transform: translateX(20px);
}

.sim-toggle-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  margin-top: 8px;
}

.sim-hint {
  font-size: 0.78rem;
  color: var(--text-muted);
  text-align: center;
}

/* ── Badges ── */
.badge {
  font-size: 0.7rem;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 20px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.badge-sim {
  background: rgba(214, 158, 46, 0.25);
  color: var(--warning);
  border: 1px solid rgba(214, 158, 46, 0.4);
}

.badge-connected {
  background: rgba(56, 161, 105, 0.2);
  color: var(--success);
  border: 1px solid rgba(56,161,105,0.4);
}

.badge-disconnected {
  background: rgba(229, 62, 62, 0.2);
  color: var(--danger);
  border: 1px solid rgba(229,62,62,0.3);
}

.badge-connecting {
  background: rgba(214, 158, 46, 0.2);
  color: var(--warning);
  border: 1px solid rgba(214,158,46,0.4);
}

/* ── Pod List ── */
.pod-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 12px;
}

.pod-item {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 14px;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
  -webkit-tap-highlight-color: transparent;
}

.pod-item:active { background: rgba(66, 153, 225, 0.12); }

.pod-item.selected {
  border-color: var(--accent);
  background: rgba(66, 153, 225, 0.1);
}

.pod-check {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: 2px solid var(--card-border);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s, border-color 0.15s;
}

.pod-item.selected .pod-check {
  background: var(--accent);
  border-color: var(--accent);
}

.pod-check-inner {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: white;
  display: none;
}

.pod-item.selected .pod-check-inner { display: block; }

.pod-info { flex: 1; min-width: 0; }

.pod-name {
  font-weight: 600;
  font-size: 1rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.pod-serial {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 2px;
  font-family: 'Courier New', monospace;
}

.pod-meta {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 2px;
}

.pod-right {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 6px;
  flex-shrink: 0;
}

.battery-indicator {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 0.82rem;
  font-weight: 600;
}

.battery-bar-wrap {
  width: 30px;
  height: 14px;
  background: rgba(255,255,255,0.1);
  border-radius: 3px;
  border: 1px solid rgba(255,255,255,0.2);
  position: relative;
  overflow: hidden;
}

.battery-bar-fill {
  height: 100%;
  border-radius: 2px;
  transition: width 0.4s ease;
}

.battery-fill-ok    { background: var(--success); }
.battery-fill-warn  { background: var(--warning); }
.battery-fill-low   { background: var(--danger); }

/* ── Trip Bar ── */
.trip-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(66, 153, 225, 0.12);
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  padding: 12px 16px;
  margin-top: 8px;
  gap: 12px;
}

#trip-count {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--accent);
}

/* ── Checklist ── */
.info-card { margin-bottom: 16px; }

.info-card h3 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--accent);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.checklist {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.checklist li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
}

.check-icon {
  font-size: 1.1rem;
  width: 22px;
  text-align: center;
  flex-shrink: 0;
}

.check-pass .check-icon { color: var(--success); }
.check-fail .check-icon { color: var(--danger); }
.check-warn .check-icon { color: var(--warning); }

/* ── Console Layout ── */
.console-layout {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* ── Pod Status Row (console) ── */
.pod-status-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.pod-status-card {
  flex: 1;
  min-width: 130px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.pod-status-card.status-connected { border-color: rgba(56,161,105,0.5); }
.pod-status-card.status-disconnected { border-color: rgba(229,62,62,0.4); }

.pod-status-name {
  font-weight: 600;
  font-size: 0.85rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

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

/* ── Target Selector ── */
.target-selector {
  padding: 12px 14px;
}

.target-btn-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 8px;
}

.target-btn {
  padding: 8px 16px;
  border-radius: 20px;
  border: 1px solid var(--card-border);
  background: transparent;
  color: var(--text-muted);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s;
}

.target-btn.active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

/* ── D-Pad ── */
.dpad-container {
  display: flex;
  justify-content: center;
  padding: 8px 0;
}

.dpad {
  display: grid;
  grid-template-columns: repeat(3, 80px);
  grid-template-rows: repeat(3, 80px);
  gap: 6px;
  user-select: none;
}

.dpad-btn {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  color: var(--text);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.1s, transform 0.08s;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

.dpad-btn:active, .dpad-btn.pressed {
  background: rgba(66, 153, 225, 0.35);
  transform: scale(0.93);
  border-color: var(--accent);
}

.dpad-top    { grid-column: 2; grid-row: 1; }
.dpad-left   { grid-column: 1; grid-row: 2; }
.dpad-center { grid-column: 2; grid-row: 2; background: rgba(229,62,62,0.1); border-color: rgba(229,62,62,0.3); }
.dpad-center:active, .dpad-center.pressed { background: rgba(229,62,62,0.35); border-color: var(--danger); }
.dpad-right  { grid-column: 3; grid-row: 2; }
.dpad-bottom { grid-column: 2; grid-row: 3; }

/* ── Command Log ── */
.log-section.card { padding: 12px; }

.log-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}

.command-log {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 4px;
  max-height: 140px;
  overflow-y: auto;
  font-family: 'Courier New', monospace;
  font-size: 0.78rem;
}

.log-entry {
  display: flex;
  gap: 8px;
  color: var(--text-muted);
}

.log-time { color: var(--accent); flex-shrink: 0; }
.log-cmd  { color: var(--text); }
.log-target { color: var(--text-muted); }
.log-ok   { color: var(--success); }
.log-err  { color: var(--danger); }

/* ── Section Label ── */
.section-label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 8px;
  display: block;
}

/* ── Empty State ── */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding: 48px 24px;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* ── Modal ── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: var(--overlay);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  z-index: 100;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  padding-bottom: var(--safe-bottom);
}

@media (min-height: 700px) {
  .modal-overlay { align-items: center; }
}

.modal-card {
  background: #182E52;
  border: 1px solid var(--card-border);
  border-radius: var(--radius) var(--radius) 0 0;
  padding: 24px 20px;
  width: 100%;
  max-width: 480px;
  animation: slideUp 0.25s ease;
}

@media (min-height: 700px) {
  .modal-card { border-radius: var(--radius); }
}

@keyframes slideUp {
  from { transform: translateY(40px); opacity: 0; }
  to   { transform: translateY(0);    opacity: 1; }
}

.modal-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.modal-actions {
  display: flex;
  gap: 10px;
  margin-top: 8px;
}

.modal-actions .btn { flex: 1; }

/* ── Detail List ── */
.detail-list {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 8px 16px;
  margin-bottom: 16px;
  font-size: 0.9rem;
}

.detail-list dt { color: var(--text-muted); font-weight: 500; }
.detail-list dd { font-weight: 600; font-family: 'Courier New', monospace; }

/* ── Toast ── */
.toast {
  position: fixed;
  bottom: calc(24px + var(--safe-bottom));
  left: 50%;
  transform: translateX(-50%) translateY(0);
  background: #182E52;
  border: 1px solid var(--card-border);
  border-radius: 24px;
  padding: 10px 20px;
  font-size: 0.9rem;
  font-weight: 500;
  white-space: nowrap;
  z-index: 200;
  box-shadow: var(--shadow);
  animation: toastIn 0.2s ease;
  pointer-events: none;
}

@keyframes toastIn {
  from { opacity: 0; transform: translateX(-50%) translateY(12px); }
  to   { opacity: 1; transform: translateX(-50%) translateY(0); }
}

.toast.toast-success { border-color: rgba(56,161,105,0.5); color: var(--success); }
.toast.toast-error   { border-color: rgba(229,62,62,0.5);  color: var(--danger); }
.toast.toast-warn    { border-color: rgba(214,158,46,0.5);  color: var(--warning); }

/* ── Error Message ── */
.error-msg {
  color: var(--danger);
  font-size: 0.85rem;
  margin-top: -4px;
}

/* ── Trip pod list (read-only, no checkboxes) ── */
#trip-pod-list .pod-item { cursor: default; }

/* ── Utilities ── */
.hidden { display: none !important; }

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.15); border-radius: 2px; }

/* ── Focus ring ── */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}