/* SPDX-License-Identifier: MIT */
/* keebler web app — dark theme */

:root {
  --bg-primary: #1a1a2e;
  --bg-secondary: #16213e;
  --bg-tertiary: #0f3460;
  --bg-panel: #12122a;
  --text-primary: #eeeeee;
  --text-secondary: #a0a0b8;
  --accent: #4cc9f0;
  --accent-hover: #3ab4d9;
  --accent-active: #2a9fc4;
  --success: #4caf50;
  --warning: #ff9800;
  --error: #f44336;
  --border: #2a2a4a;
  --dot-disconnected: #666;
  --dot-connecting: #ff9800;
  --dot-connected: #4caf50;
  --dot-error: #f44336;
  --font-mono: 'Cascadia Code', 'Fira Code', 'JetBrains Mono', 'Consolas', monospace;
  --font-sans: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
}

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

html {
  font-size: 16px;
}

body {
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-sans);
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Header */

header {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  padding: 1rem 1.5rem;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
}

header h1 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.05em;
}

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

/* Main layout */

main {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding: 1rem 1.5rem;
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}

/* Video section */

#video-section {
  position: relative;
  width: 100%;
  max-width: 960px;
  margin: 0 auto;
  aspect-ratio: 16 / 9;
  background: #000;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--border);
  transition: max-width 0.2s ease;
}

/* Large mode: fill the viewport width */
#video-section.large {
  max-width: 100%;
  border-radius: 0;
}

/* Fullscreen: handled by Fullscreen API, just ensure video fills */
#video-section:fullscreen {
  max-width: 100%;
  border-radius: 0;
  border: none;
}

#video {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

#video-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.7);
  color: var(--text-secondary);
  font-size: 1.1rem;
}

#video-toolbar {
  position: absolute;
  bottom: 8px;
  right: 8px;
  display: flex;
  gap: 4px;
  opacity: 0;
  transition: opacity 0.2s ease;
}

#video-section:hover #video-toolbar {
  opacity: 1;
}

#video-toolbar button {
  background: rgba(0, 0, 0, 0.7);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 4px;
  padding: 4px 10px;
  font-size: 0.75rem;
  cursor: pointer;
  backdrop-filter: blur(4px);
}

#video-toolbar button:hover {
  background: rgba(255, 255, 255, 0.2);
}

#video-toolbar button.active {
  background: var(--accent);
  color: #000;
  border-color: var(--accent);
}

.hidden {
  display: none !important;
}

/* Controls */

#controls {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
  padding: 1rem;
  background: var(--bg-secondary);
  border-radius: 8px;
  border: 1px solid var(--border);
}

#capture-controls,
#connection-controls,
#audio-controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
}

#capture-controls label,
#audio-controls label {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-right: 0.25rem;
}

#capture-select,
#mode-select {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.4rem 0.6rem;
  font-size: 0.85rem;
  min-width: 200px;
  cursor: pointer;
}

#mode-select {
  min-width: 150px;
}

#capture-select:focus,
#mode-select:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

#audio-controls {
  margin-top: 0.25rem;
}

#audio-volume {
  width: 120px;
  accent-color: var(--accent);
  cursor: pointer;
}

#audio-volume-label {
  font-size: 0.8rem;
  color: var(--text-secondary);
  min-width: 3em;
}

#btn-mute {
  font-size: 0.8rem;
  padding: 0.3rem 0.6rem;
}

button {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.45rem 1rem;
  font-size: 0.85rem;
  font-family: var(--font-sans);
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
  white-space: nowrap;
}

button:hover:not(:disabled) {
  background: var(--accent);
  color: #000;
  border-color: var(--accent);
}

button:active:not(:disabled) {
  background: var(--accent-active);
  border-color: var(--accent-active);
}

button:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

#btn-ble {
  border-color: var(--accent);
  color: var(--accent);
}

#btn-serial {
  border-color: var(--warning);
  color: var(--warning);
}

#btn-serial:hover:not(:disabled) {
  background: var(--warning);
  color: #000;
}

#btn-disconnect {
  border-color: var(--error);
  color: var(--error);
}

#btn-disconnect:hover:not(:disabled) {
  background: var(--error);
  color: #fff;
}

#btn-loopback {
  border-color: var(--success);
  color: var(--success);
}

#btn-loopback:hover:not(:disabled) {
  background: var(--success);
  color: #000;
}

/* Connection status */

#connection-status {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-left: auto;
  padding: 0.3rem 0.8rem;
  background: var(--bg-panel);
  border-radius: 20px;
  border: 1px solid var(--border);
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

.dot.disconnected {
  background: var(--dot-disconnected);
}

.dot.connecting {
  background: var(--dot-connecting);
  animation: pulse 1s ease-in-out infinite;
}

.dot.connected {
  background: var(--dot-connected);
}

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

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

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

/* Mouse capture area */

#mouse-area {
  position: relative;
  width: 100%;
  max-width: 960px;
  margin: 0 auto;
  height: 80px;
  background: var(--bg-secondary);
  border: 2px dashed var(--border);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: crosshair;
  user-select: none;
  transition: border-color 0.2s;
}

#mouse-area:hover {
  border-color: var(--accent);
}

#mouse-area-label {
  font-size: 0.9rem;
  color: var(--text-secondary);
  pointer-events: none;
}

#mouse-crosshair {
  position: absolute;
  font-size: 2rem;
  color: var(--accent);
  pointer-events: none;
}

/* Key state display */

#key-state {
  padding: 0;
}

#key-state h3 {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 0.4rem;
}

#key-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  min-height: 2rem;
  align-items: center;
}

#key-list:empty::after {
  content: 'No keys pressed';
  color: var(--text-secondary);
  font-size: 0.8rem;
  font-style: italic;
}

.key-badge {
  display: inline-block;
  background: var(--accent);
  color: #000;
  font-size: 0.75rem;
  font-weight: 600;
  font-family: var(--font-mono);
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
}

/* Device status */

#device-status {
  padding: 0;
}

#device-status h3 {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.status-grid {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.25rem 1rem;
  font-size: 0.85rem;
}

.status-grid .label {
  color: var(--text-secondary);
}

/* Log panel */

#log-section {
  padding: 0;
  display: flex;
  flex-direction: column;
  min-height: 200px;
}

#log-section h3 {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 0.4rem;
}

#log {
  flex: 1;
  overflow-y: auto;
  background: var(--bg-panel);
  border-radius: 4px;
  padding: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  line-height: 1.6;
  max-height: 300px;
}

.log-entry {
  white-space: pre-wrap;
  word-break: break-all;
}

.log-entry .ts {
  color: #666;
  margin-right: 0.5em;
}

.log-info { color: var(--text-primary); }
.log-warn { color: var(--warning); }
.log-error { color: var(--error); }
.log-success { color: var(--success); }

/* C64 Ultimate File Transfer */

#c64-section {
  background: var(--bg-secondary);
  border-radius: 8px;
  border: 1px solid var(--border);
  padding: 0;
}

#c64-details {
  padding: 0;
}

#c64-details summary {
  padding: 0.75rem 1rem;
  cursor: pointer;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-primary);
  user-select: none;
}

#c64-details summary:hover {
  color: var(--accent);
}

#c64-details[open] summary {
  border-bottom: 1px solid var(--border);
  margin-bottom: 0;
}

#c64-controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
}

#c64-controls label {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

#c64-ip {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.4rem 0.6rem;
  font-size: 0.85rem;
  font-family: var(--font-mono);
  width: 10em;
}

#c64-ip:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

#c64-status-text {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

#c64-browser {
  padding: 0 1rem 1rem;
}

#c64-path-bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border);
  margin-bottom: 0.5rem;
}

#c64-current-path {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent);
}

#btn-c64-up {
  font-size: 0.75rem;
  padding: 0.2rem 0.5rem;
}

#c64-file-list {
  max-height: 250px;
  overflow-y: auto;
  background: var(--bg-panel);
  border-radius: 4px;
  margin-bottom: 0.5rem;
}

.c64-file-entry {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.3rem 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  cursor: pointer;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}

.c64-file-entry:hover {
  background: var(--bg-tertiary);
}

.c64-file-entry.dir {
  color: var(--accent);
  font-weight: 600;
}

.c64-file-entry .size {
  color: var(--text-secondary);
  font-size: 0.75rem;
}

#c64-drop-zone {
  border: 2px dashed var(--border);
  border-radius: 8px;
  padding: 1.5rem;
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.85rem;
  transition: border-color 0.2s, background 0.2s;
}

#c64-drop-zone.dragover {
  border-color: var(--accent);
  background: rgba(76, 201, 240, 0.1);
  color: var(--accent);
}

#c64-password {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.4rem 0.6rem;
  font-size: 0.85rem;
  width: 8em;
}

#c64-upload-status {
  font-size: 0.8rem;
  padding-top: 0.4rem;
  color: var(--text-secondary);
}


/* System Details accordion */

#system-details {
  background: var(--bg-secondary);
  border-radius: 8px;
  border: 1px solid var(--border);
}

#system-details > details {
  padding: 0;
}

#system-details > details > summary {
  padding: 0.75rem 1rem;
  cursor: pointer;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-primary);
  user-select: none;
}

#system-details > details > summary:hover {
  color: var(--accent);
}

#system-details > details[open] > summary {
  border-bottom: 1px solid var(--border);
}

#sys-inner {
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

#sys-inner #key-state,
#sys-inner #device-status,
#sys-inner #log-section {
  background: transparent;
  border: none;
  border-radius: 0;
  padding: 0;
}

/* Footer */

footer {
  padding: 0.75rem 1.5rem;
  text-align: center;
  font-size: 0.75rem;
  color: var(--text-secondary);
  border-top: 1px solid var(--border);
  background: var(--bg-secondary);
}

/* Responsive */

@media (max-width: 768px) {
  main {
    padding: 0.75rem;
  }

  #controls {
    flex-direction: column;
    align-items: stretch;
  }

  #connection-status {
    margin-left: 0;
    justify-content: center;
  }

  #capture-select {
    min-width: 150px;
    width: 100%;
  }

  #video-section {
    border-radius: 4px;
  }
}

/* Scrollbar styling */

::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: var(--bg-panel);
}

::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-secondary);
}

/* C64 theme overrides are in 64/c64.css — loaded only by the C64 tier */