app.css

@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,600&family=Space+Grotesk:wght@400;500;600&display=swap');

:root {
  color-scheme: dark;
  --bg: #0b0d10;
  --bg-strong: #15181d;
  --panel: #14171c;
  --ink: #f4f4f6;
  --muted: #9aa2ad;
  --accent: #ff6b35;
  --accent-2: #34f5c5;
  --danger: #e06363;
  --shadow: 0 20px 45px rgba(0, 0, 0, 0.45);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: 'Space Grotesk', sans-serif;
  color: var(--ink);
  background: radial-gradient(circle at top, #1c222b, var(--bg));
  width: 700px;
  height: 520px;
  overflow: hidden;
  overflow-x: hidden;
}

.app-shell {
  height: 100%;
  width: 100%;
  padding: 14px;
  background-image: linear-gradient(120deg, rgba(255, 107, 53, 0.12), rgba(52, 245, 197, 0.08));
  overflow: hidden;
  overflow-x: hidden;
  max-width: 600px;
  margin: 0 auto;
  position: relative;
}

#library-view,
#play-view,
#cache-view {
  height: 100%;
  display: flex;
  flex-direction: column;
  gap: 10px;
  overflow: hidden;
}

#library-view .layout,
#cache-view .library {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
}

#play-view .layout {
  flex: 1;
  overflow: hidden;
}

#play-view .play-layout {
  flex: 1;
  display: grid;
  grid-template-rows: minmax(0, 1fr) auto;
  gap: 10px;
  overflow: hidden;
}

.emulator-area {
  min-height: 0;
}

.play-drawers {
  display: grid;
  gap: 8px;
  flex: 0 0 auto;
}

.app-shell--notice {
  max-width: 600px;
  margin: 0 auto;
}

.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  min-width: 0;
  padding: 12px;
  border-radius: 16px;
  background: var(--panel);
  box-shadow: var(--shadow);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

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

.logo {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.35);
}

.hidden {
  display: none !important;
}

.badge {
  background: var(--accent);
  color: #0f0f12;
  font-weight: 600;
  padding: 6px 10px;
  border-radius: 12px;
  font-size: 14px;
}

h1, h2, h3, h4 {
  font-family: 'Fraunces', serif;
  margin: 0;
}

.subtitle {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 12px;
}

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

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

.play-actions button {
  flex: 1 1 auto;
}

button,
.file-input {
  border: 1px solid transparent;
  background: var(--bg-strong);
  color: var(--ink);
  padding: 6px 10px;
  border-radius: 10px;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

button.primary {
  background: var(--accent);
  color: #0b0d10;
}

button.danger {
  background: var(--danger);
  color: #0b0d10;
}

button.ghost,
.file-input {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.08);
}

button:disabled,
.file-input[aria-disabled='true'] {
  opacity: 0.5;
  cursor: not-allowed;
}

button:hover:not(:disabled),
.file-input:hover:not([aria-disabled='true']) {
  transform: translateY(-1px);
  box-shadow: 0 10px 20px rgba(20, 20, 20, 0.12);
}

.controls {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin: 10px 0;
}

.tabs {
  grid-column: 1 / -1;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.tabs button {
  border-radius: 999px;
  padding: 6px 14px;
}

.controls label {
  display: block;
  font-size: 11px;
  color: var(--muted);
  margin-bottom: 4px;
}

.controls input,
.controls select {
  width: 100%;
  padding: 6px 8px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: #0f1216;
  color: var(--ink);
  font-family: inherit;
}

.view-toggle {
  display: flex;
  align-items: flex-end;
  gap: 6px;
}

.layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  min-width: 0;
}

.library {
  background: var(--panel);
  padding: 12px;
  border-radius: 16px;
  box-shadow: var(--shadow);
  border: 1px solid rgba(255, 255, 255, 0.06);
  min-width: 0;
}

.library-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 10px;
}

.library-list {
  display: grid;
  gap: 10px;
}

.library-list.grid {
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
}

.library-list.list {
  grid-template-columns: 1fr;
}

.game-card {
  background: #0f1216;
  border-radius: 12px;
  padding: 8px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  cursor: pointer;
  border: 1px solid transparent;
}

.game-card:hover {
  border-color: var(--accent);
}

.game-card .title {
  font-weight: 600;
  font-size: 13px;
}

.game-card .meta {
  font-size: 10px;
  color: var(--muted);
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.detail {
  background: var(--panel);
  padding: 12px;
  border-radius: 16px;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  gap: 12px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  min-width: 0;
}

.detail-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.detail-card {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  align-items: start;
}

.detail-info {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 12px;
}

.detail-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.tag {
  padding: 3px 8px;
  border-radius: 999px;
  background: rgba(255, 107, 53, 0.12);
  font-size: 10px;
  color: #ffd8c5;
}

.detail-meta {
  font-size: 10px;
  color: var(--muted);
}

.rom-status {
  font-size: 11px;
  padding: 8px 10px;
  border-radius: 10px;
  background: #0f1216;
  min-height: 32px;
  color: var(--muted);
}

.emulator {
  background: #0b0d10;
  color: #f5f5f5;
  border-radius: 14px;
  padding: 10px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  flex: 1 1 auto;
  min-height: 0;
  display: flex;
  flex-direction: column;
}

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

.emulator-frame {
  width: 100%;
  height: 240px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: #111214;
}

.emulator-note {
  font-size: 10px;
  color: #9ea0a8;
  margin: 8px 0 0;
}

.saves-actions {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.file-input input {
  display: none;
}

.states-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 10px;
}

.states-list {
  display: grid;
  gap: 8px;
  margin-top: 8px;
}

.state-item {
  background: #11151b;
  border-radius: 10px;
  padding: 8px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 6px;
  align-items: center;
  font-size: 11px;
}

.notice-card {
  margin-top: 20px;
}

.state-actions {
  display: flex;
  gap: 6px;
}

.drawer {
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  background: #0f1216;
  padding: 6px 10px;
  flex: 0 0 auto;
}

.drawer-body {
  max-height: 140px;
  overflow-y: auto;
}

.drawer summary {
  cursor: pointer;
  font-weight: 600;
  font-size: 12px;
  color: var(--ink);
}

.drawer[open] summary {
  margin-bottom: 8px;
}

.drawer-body {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.drawer-body .states-list {
  max-height: 120px;
  overflow-y: auto;
}

.drawer-body .saves-status {
  font-size: 11px;
}

.rom-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(11, 13, 16, 0.82);
  z-index: 20;
}

.rom-overlay-card {
  width: 80%;
  background: #15181d;
  border-radius: 14px;
  padding: 16px;
  box-shadow: var(--shadow);
  border: 1px solid rgba(255, 255, 255, 0.08);
  text-align: center;
}

.rom-progress {
  width: 100%;
  height: 8px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  overflow: hidden;
  margin-top: 10px;
}

.rom-progress-bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  transition: width 0.2s ease;
}

@media (max-width: 960px) {
  .controls {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .detail-card {
    grid-template-columns: 1fr;
  }
}