/* ── C:\PLAY — CRT-inspired DOS player ─────────────────────────── */

/* ── Fonts ─────────────────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500;600;700&family=Share+Tech+Mono&display=swap');

/* ── Tokens ────────────────────────────────────────────────────── */
:root {
  --bg: #05080d;
  --panel: #0d1117;
  --panel-border: #222b3a;
  --text: #d4dae6;
  --muted: #6b7a90;
  --accent: #ffb454;
  --accent-dim: #b37a2e;
  --accent-soft: rgba(255, 180, 84, 0.10);
  --accent-glow: rgba(255, 180, 84, 0.35);
  --ok: #69d086;
  --err: #ff6b6b;
  --crt-glow: 0 0 60px rgba(255, 180, 84, 0.05), 0 0 120px rgba(255, 180, 84, 0.02);
  --shadow: 0 8px 32px rgba(0, 0, 0, 0.6);
  --radius: 0px;
  /* DOS was sharp */
  --font-mono: 'IBM Plex Mono', 'Courier New', monospace;
  --font-display: 'Share Tech Mono', 'Courier New', monospace;
  --transition: 150ms ease;

  /* DOS-Specific Palette */
  --dos-blue: #0000a8;
  --dos-cyan: #00a8a8;
  --dos-grey: #a8a8a8;
  --dos-white: #fcfcfc;
}

[data-tint="amber"] {
  --accent: #ffb454;
  --accent-dim: #b37a2e;
  --accent-soft: rgba(255, 180, 84, 0.10);
  --accent-glow: rgba(255, 180, 84, 0.35);
}

[data-tint="green"] {
  --accent: #4af060;
  --accent-dim: #2a8a38;
  --accent-soft: rgba(74, 240, 96, 0.08);
  --accent-glow: rgba(74, 240, 96, 0.30);
  --crt-glow: 0 0 60px rgba(74, 240, 96, 0.06), 0 0 120px rgba(74, 240, 96, 0.03);
}

[data-tint="ice"] {
  --accent: #5ad4f5;
  --accent-dim: #2e8fa6;
  --accent-soft: rgba(90, 212, 245, 0.08);
  --accent-glow: rgba(90, 212, 245, 0.30);
  --crt-glow: 0 0 60px rgba(90, 212, 245, 0.06), 0 0 120px rgba(90, 212, 245, 0.03);
}

/* ── Reset ─────────────────────────────────────────────────────── */
*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--text);
  background: var(--bg);
  min-height: 100vh;
  overflow-x: hidden;
}

/* ── CRT Scanlines ─────────────────────────────────────────────── */
.scanlines {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 100;
  /* High but below overlays if any */
  background:
    repeating-linear-gradient(0deg,
      transparent,
      transparent 1px,
      rgba(0, 0, 0, 0.15) 1px,
      rgba(0, 0, 0, 0.15) 2px);
  opacity: 0.4;
}

.scanlines::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center, transparent 40%, rgba(0, 0, 0, 0.2) 100%);
  pointer-events: none;
  animation: flicker 0.15s infinite;
}


@keyframes flicker {
  0% {
    opacity: 0.27861;
  }

  5% {
    opacity: 0.34769;
  }

  10% {
    opacity: 0.23604;
  }

  15% {
    opacity: 0.90626;
  }

  20% {
    opacity: 0.18128;
  }

  25% {
    opacity: 0.83891;
  }

  30% {
    opacity: 0.65583;
  }

  35% {
    opacity: 0.57807;
  }

  40% {
    opacity: 0.26559;
  }

  45% {
    opacity: 0.84693;
  }

  50% {
    opacity: 0.96019;
  }

  55% {
    opacity: 0.08594;
  }

  60% {
    opacity: 0.20313;
  }

  65% {
    opacity: 0.71988;
  }

  70% {
    opacity: 0.53455;
  }

  75% {
    opacity: 0.37238;
  }

  80% {
    opacity: 0.41423;
  }

  85% {
    opacity: 0.1332;
  }

  90% {
    opacity: 0.14424;
  }

  95% {
    opacity: 0.69741;
  }

  100% {
    opacity: 0.73037;
  }
}

/* ── Top bar ───────────────────────────────────────────────────── */
.top-bar,
.layout {
  position: relative;
  z-index: 1;
}

.top-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem 1.25rem;
  border-bottom: 1px solid var(--panel-border);
  background: rgba(13, 17, 23, 0.85);
  backdrop-filter: blur(8px);
}

.brand-wrap {
  display: flex;
  align-items: baseline;
  gap: 1rem;
}

.brand {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 700;
  margin: 0;
  color: var(--accent);
  text-shadow: 0 0 20px var(--accent-glow), 0 0 40px var(--accent-glow);
  letter-spacing: 0.03em;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.brand span {
  font-size: 0.75rem;
  background: var(--accent);
  color: var(--bg);
  padding: 0.1rem 0.35rem;
  border-radius: 2px;
  vertical-align: middle;
}

.tagline {
  margin: 0;
  color: var(--muted);
  font-size: 0.8rem;
  letter-spacing: 0.02em;
}

/* ── Buttons ───────────────────────────────────────────────────── */
.ghost-btn {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--muted);
  background: transparent;
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  padding: 0.4rem 0.75rem;
  cursor: pointer;
  transition: color var(--transition), border-color var(--transition), box-shadow var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.ghost-btn:hover {
  color: var(--accent);
  border-color: var(--accent-dim);
  box-shadow: 0 0 12px var(--accent-soft);
}

.ghost-btn:active {
  transform: scale(0.97);
}

.top-bar-actions {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

/* ── Sound Toggle Indicator ───────────────────────────────────── */
.sound-toggle {
  padding: 0.35rem 0.5rem;
  line-height: 0;
}

.sound-toggle .sound-icon {
  display: none;
}

.sound-toggle .sound-on-icon {
  display: block;
}

.sound-toggle.muted .sound-on-icon {
  display: none;
}

.sound-toggle.muted .sound-off-icon {
  display: block;
}

.sound-toggle.muted {
  color: var(--err);
  border-color: rgba(255, 107, 107, 0.3);
}

#playerShell:fullscreen .sound-toggle-fullscreen {
  display: block;
}

.sound-toggle-fullscreen {
  display: none;
  position: absolute;
  top: 10px;
  right: 10px;
  z-index: 20;
  background: rgba(0, 0, 0, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--dos-grey);
  padding: 0.4rem 0.5rem;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  line-height: 0;
  transition: opacity 0.3s ease, color var(--transition), border-color var(--transition);
  border-radius: 0;
}

.sound-toggle-fullscreen:hover {
  color: var(--accent);
  border-color: var(--accent-dim);
}

.sound-toggle-fullscreen .sound-icon {
  display: none;
}

.sound-toggle-fullscreen .sound-on-icon {
  display: block;
}

.sound-toggle-fullscreen.muted .sound-on-icon {
  display: none;
}

.sound-toggle-fullscreen.muted .sound-off-icon {
  display: block;
}

.sound-toggle-fullscreen.muted {
  color: var(--err);
  border-color: rgba(255, 107, 107, 0.3);
}

/* ── Layout ────────────────────────────────────────────────────── */
.layout {
  display: grid;
  gap: 0;
  grid-template-columns: 320px 1fr;
  height: calc(100vh - 52px);
}

.panel {
  background: var(--panel);
  border: 1px solid var(--panel-border);
}

/* ── Controls sidebar ──────────────────────────────────────────── */
.controls-panel {
  padding: 1rem 1rem 0;
  overflow: hidden;
  /* Inner elements will scroll */
  border-right: 1px solid var(--panel-border);
  border-radius: 0;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.controls-panel h1 {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin: 0 0 0.35rem;
  padding-bottom: 0.35rem;
  border-bottom: 1px solid var(--panel-border);
}

.subtle {
  color: var(--muted);
  margin: 0 0 0.75rem;
  font-size: 0.78rem;
  line-height: 1.5;
}

/* ── Dropzone ──────────────────────────────────────────────────── */
.dropzone {
  border: 1px dashed var(--accent-dim);
  border-radius: var(--radius);
  background: var(--accent-soft);
  min-height: 90px;
  display: grid;
  place-content: center;
  text-align: center;
  cursor: pointer;
  margin-bottom: 0.75rem;
  transition: border-color var(--transition), background var(--transition), box-shadow var(--transition);
  padding: 0.75rem;
}

.dropzone:hover {
  border-color: var(--accent);
  background: rgba(255, 180, 84, 0.06);
  box-shadow: inset 0 0 30px var(--accent-soft);
}

.dropzone.dragging {
  border-color: var(--accent);
  background: rgba(255, 180, 84, 0.12);
  box-shadow: inset 0 0 40px var(--accent-soft), 0 0 20px var(--accent-soft);
}

.dropzone input {
  display: none;
}

.drop-title {
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--text);
}

.drop-subtitle {
  color: var(--muted);
  font-size: 0.75rem;
}

/* ── Sections ──────────────────────────────────────────────────── */
.section-title {
  display: block;
  color: var(--muted);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin: 0.5rem 0 0.35rem;
}

/* ── URL loader ────────────────────────────────────────────────── */
.url-loader {
  margin-bottom: 0.75rem;
}

.url-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.35rem;
}

/* ── Action button (primary) ───────────────────────────────────── */
.action-btn {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  background: var(--accent);
  color: var(--bg);
  font-weight: 600;
  border: none;
  border-radius: var(--radius);
  padding: 0.45rem 0.75rem;
  cursor: pointer;
  white-space: nowrap;
  transition: background var(--transition), box-shadow var(--transition), transform 60ms ease;
}

.action-btn:hover {
  box-shadow: 0 0 16px var(--accent-glow);
  filter: brightness(1.1);
}

.action-btn:active {
  transform: scale(0.96);
}

.action-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  box-shadow: none;
  filter: none;
}

/* ── Library Section ───────────────────────────────────────────── */

.library-section {
  margin-bottom: 1rem;
}

/* ── Forms ─────────────────────────────────────────────────────── */
input,
select {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text);
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  padding: 0.4rem 0.5rem;
  transition: border-color var(--transition);
}

input:focus,
select:focus {
  outline: none;
  border-color: var(--accent-dim);
  box-shadow: 0 0 0 2px var(--accent-soft);
}

/* ── Settings ──────────────────────────────────────────────────── */
.settings {
  margin-top: auto;
  border-top: 1px solid var(--panel-border);
  padding-top: 0.6rem;
}

.settings summary {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  cursor: pointer;
  padding: 0.3rem 0;
  transition: color var(--transition);
}

.settings summary:hover {
  color: var(--text);
}

.settings-grid {
  margin-top: 0.5rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
}

.settings-grid label {
  display: grid;
  gap: 0.2rem;
  font-size: 0.72rem;
  color: var(--muted);
}

.small-note {
  color: var(--muted);
  font-size: 0.7rem;
  line-height: 1.5;
  margin: 0.35rem 0 0;
}

/* ── Player area ───────────────────────────────────────────────── */
.player-panel {
  padding: 0;
  display: grid;
  grid-template-rows: auto 1fr;
  background: #000;
  border: none;
  border-radius: 0;
  position: relative;
  min-height: 0;
}

.player-topline {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.4rem 0.75rem;
  background: var(--dos-blue);
  border-bottom: 2px solid var(--accent-dim);
  min-height: 36px;
}

#statusText {
  margin: 0;
  font-size: 0.78rem;
  color: var(--dos-grey);
  font-family: var(--font-mono);
}

#statusText.error {
  color: var(--err);
}

#statusText.ok {
  color: var(--ok);
}

#playerShell {
  overflow: hidden;
  background: #0a0a0a;
  position: relative;
  display: grid;
  place-items: center;
  transition: box-shadow 0.2s ease;
}

#playerShell.player-dragging {
  box-shadow: inset 0 0 60px rgba(255, 180, 84, 0.15), inset 0 0 120px rgba(255, 180, 84, 0.05);
}

#playerShell.player-dragging .dos-dropzone-area {
  border-color: var(--accent);
  background: rgba(255, 180, 84, 0.08);
}

#playerShell.player-dragging .dos-drop-icon {
  color: var(--accent);
  transform: translateY(3px);
}

#dos-player {
  width: 100%;
  height: 100%;
  display: flex !important;
  align-items: center;
  justify-content: center;
}

#dos-player div {
  width: 100%;
  height: 100%;
}

/* ── Empty state (DOS boot screen) ─────────────────────────────── */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  padding: 0;
  user-select: none;
}

.dos-boot-screen {
  display: flex;
  flex-direction: column;
  width: 100%;
  height: 100%;
  background: #0a0a12;
  font-family: var(--font-mono);
}

/* ── DOS Header Bar (Norton Commander style) ───────────────────── */
.dos-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--dos-blue);
  color: var(--dos-cyan);
  padding: 0.35rem 1rem;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  border-bottom: 1px solid #0050a8;
  flex-shrink: 0;
}

.dos-header-title {
  text-shadow: 0 0 10px rgba(0, 168, 168, 0.4);
}

.dos-header-ver {
  font-size: 0.68rem;
  color: var(--dos-grey);
  opacity: 0.7;
}

/* ── DOS Body ──────────────────────────────────────────────────── */
.dos-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 2rem;
  padding: 2rem;
  min-height: 0;
}

/* ── Terminal output ───────────────────────────────────────────── */
.dos-terminal {
  width: 100%;
  max-width: 480px;
  padding: 1.25rem 1.5rem;
  border: 1px solid #1a1a2e;
  background: rgba(0, 0, 0, 0.5);
  box-shadow: 0 0 30px rgba(0, 0, 0, 0.4), inset 0 0 20px rgba(0, 0, 0, 0.3);
}

.dos-line {
  margin: 0;
  font-size: 0.8rem;
  line-height: 1.6;
  color: var(--dos-grey);
  font-family: var(--font-mono);
}

.dos-prompt {
  color: var(--dos-white);
  font-weight: 600;
}

.dos-muted {
  color: #555;
}

.dos-cursor {
  display: inline-block;
  color: var(--dos-grey);
  animation: blink-cursor 1s step-end infinite;
}

@keyframes blink-cursor {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

/* ── Drop zone in player area ──────────────────────────────────── */
.dos-dropzone-area {
  width: 100%;
  max-width: 480px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  padding: 1.5rem 2rem;
  border: 1px dashed #333;
  background: rgba(255, 255, 255, 0.015);
  transition: border-color 0.2s ease, background 0.2s ease;
  cursor: default;
}

.dos-drop-icon {
  color: #444;
  transition: color 0.2s ease, transform 0.3s ease;
}

.dos-drop-main {
  margin: 0;
  font-size: 0.82rem;
  color: var(--dos-grey);
  text-align: center;
  line-height: 1.5;
}

.dos-drop-main kbd {
  display: inline-block;
  background: rgba(0, 0, 168, 0.3);
  border: 1px solid #333;
  padding: 0.1rem 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--dos-cyan);
}

.dos-drop-sub {
  margin: 0;
  font-size: 0.7rem;
  color: #555;
  text-align: center;
}

/* ── DOS Footer (function key bar) ─────────────────────────────── */
.dos-footer {
  display: flex;
  justify-content: center;
  gap: 2rem;
  background: var(--dos-blue);
  color: var(--dos-grey);
  padding: 0.3rem 1rem;
  font-size: 0.65rem;
  letter-spacing: 0.03em;
  border-top: 1px solid #0050a8;
  flex-shrink: 0;
  opacity: 0.8;
}

/* ── Loading spinner ───────────────────────────────────────────── */
.loading-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.85);
  z-index: 10;
  gap: 1rem;
}

.spinner {
  width: 32px;
  height: 32px;
  border: 2px solid var(--panel-border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

.loading-overlay p {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--accent);
}

/* ── CRT vignette on player ────────────────────────────────────── */
#playerShell::after {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  border-radius: inherit;
  box-shadow:
    inset 0 0 80px rgba(0, 0, 0, 0.5),
    inset 0 0 20px rgba(0, 0, 0, 0.3);
}

/* ── Animations ────────────────────────────────────────────────── */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(4px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes pulse-glow {

  0%,
  100% {
    text-shadow: 0 0 20px var(--accent-glow), 0 0 40px var(--accent-glow);
  }

  50% {
    text-shadow: 0 0 30px var(--accent-glow), 0 0 60px var(--accent-glow), 0 0 80px var(--accent-soft);
  }
}

.brand {
  animation: pulse-glow 4s ease-in-out infinite;
}

/* ── Fullscreen mode ───────────────────────────────────────────── */
#playerShell:fullscreen {
  background: #000;
}

#playerShell:fullscreen #dos-player {
  width: 100vw;
  height: 100vh;
  object-fit: contain;
}

#playerShell:fullscreen .loading-overlay {
  border-radius: 0;
}

/* ── Saved Games ──────────────────────────────────────────────── */
.saves-section {
  margin-bottom: 0.75rem;
}

#savesList {
  display: grid;
  gap: 0.35rem;
  max-height: 220px;
  overflow-y: auto;
}

.save-card {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 0.5rem;
  align-items: center;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  padding: 0.4rem 0.5rem;
  transition: border-color var(--transition), background var(--transition);
}

.save-card:hover {
  border-color: var(--accent-dim);
  background: var(--accent-soft);
}

.save-thumb {
  width: 48px;
  height: 36px;
  object-fit: cover;
  border-radius: 3px;
  border: 1px solid var(--panel-border);
  background: #000;
}

.save-info {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  min-width: 0;
}

.save-name {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.save-date {
  font-size: 0.65rem;
  color: var(--muted);
}

.save-actions {
  display: flex;
  gap: 0.25rem;
}

.save-load-btn {
  font-size: 0.68rem;
  padding: 0.25rem 0.5rem;
}

.save-del-btn {
  font-size: 0.68rem;
  padding: 0.25rem 0.4rem;
  color: var(--err);
  border-color: transparent;
}

.save-del-btn:hover {
  color: var(--err);
  border-color: var(--err);
  box-shadow: none;
}



/* ── Responsive ────────────────────────────────────────────────── */
@media (max-width: 860px) {
  .layout {
    grid-template-columns: 1fr;
    grid-template-rows: 1fr auto;
    height: calc(100vh - 52px);
  }

  /* Player first on mobile */
  .player-panel {
    order: 1;
    min-height: 50vh;
  }

  .controls-panel {
    order: 2;
    border-right: none;
    border-top: 1px solid var(--panel-border);
    max-height: 45vh;
    overflow-y: auto;
  }

  .brand-wrap {
    gap: 0.5rem;
  }

  .brand {
    font-size: 1.2rem;
  }

  .tagline {
    font-size: 0.7rem;
  }

  .settings-grid {
    grid-template-columns: 1fr 1fr;
  }

  .dos-body {
    gap: 1rem;
    padding: 1rem;
  }

  .dos-terminal {
    padding: 0.75rem 1rem;
  }

  .dos-footer {
    gap: 1rem;
    font-size: 0.6rem;
    flex-wrap: wrap;
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .top-bar {
    padding: 0.5rem 0.75rem;
  }

  .brand-wrap {
    flex-direction: column;
    gap: 0;
  }

  .tagline {
    display: none;
  }

  .controls-panel {
    padding: 0.75rem;
  }

  .settings-grid {
    grid-template-columns: 1fr;
  }

}