/**
 * BEERUS VOICE — DESIGN SSOT STYLESHEET (src/index.css)
 * Chuẩn mực UX-UI BEERUS RETRO 1980s:
 * - Paper Cream (#FAF6EE), Warm Stone Tray (#EFECE6), Signal Orange (#FF4814)
 * - Carbon Ink (#18181B), Sunken CRT Black (#141417)
 * - Hộp thoại độc lập viền 2px + gờ vát 3D + bóng đổ cứng 6px (0px blur)
 */

@font-face {
  font-family: 'Montserrat';
  src: url('/assets/fonts/Montserrat-Regular.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Montserrat';
  src: url('/assets/fonts/Montserrat-Bold.woff2') format('woff2');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

:root {
  --bg-canvas: #FAF6EE;
  --bg-subtle: #EFECE6;
  --bg-tray-dark: #E2DDD3;
  --accent-orange: #FF4814;
  --text-primary: #18181B;
  --text-muted: #52525B;
  --bg-oscilloscope: #141417;
  --crt-green: #00E5A3;
  --crt-amber: #FFB020;
  --border-ink: 2px solid #18181B;
  --shadow-window: inset 2px 2px 0px #FFFFFF, inset -2px -2px 0px #B8B2A6, 6px 6px 0px #18181B;
  --shadow-btn: inset 2px 2px 0px #FFFFFF, inset -2px -2px 0px #B8B2A6, 3px 3px 0px #18181B;
  --shadow-sunken: inset 2px 2px 0px #09090B, inset -1px -1px 0px #3F3F46;
  --font-sans: 'Montserrat', 'Segoe UI', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', 'Consolas', 'Courier New', monospace;
}

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

html, body {
  margin: 0;
  padding: 0;
  background-color: var(--bg-canvas);
  background-image:
    linear-gradient(to right, rgba(24, 24, 27, 0.045) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(24, 24, 27, 0.045) 1px, transparent 1px);
  background-size: 24px 24px;
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.5;
  min-height: 100vh;
}

/* 1. CONTAINER & LƯỚI 12 CỘT CHUẨN SKELETON / GRIDLEX */
.retro-container {
  max-width: 1440px;
  margin: 0 auto;
  padding: 18px 24px 36px;
}

.retro-grid-main {
  display: grid;
  grid-template-columns: 7fr 5fr;
  gap: 22px;
  align-items: start;
}

.retro-col-stack {
  display: flex;
  flex-direction: column;
  gap: 22px;
}

@media (max-width: 1080px) {
  .retro-grid-main {
    grid-template-columns: 1fr;
  }
}

/* 2. THANH TOPBAR RETRO-OS 80S */
.retro-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  background: var(--bg-subtle);
  border: var(--border-ink);
  box-shadow: var(--shadow-window);
  padding: 10px 16px;
  margin-bottom: 22px;
}

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

.brand-sun {
  width: 38px;
  height: 38px;
  background: var(--accent-orange);
  border: var(--border-ink);
  display: grid;
  place-items: center;
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--bg-canvas);
  box-shadow: 2px 2px 0px #18181B;
}

.brand-title {
  margin: 0;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.02em;
  text-transform: uppercase;
}

.brand-sub {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--text-muted);
}

.telemetry-pills {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.crt-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-oscilloscope);
  color: var(--bg-canvas);
  border: var(--border-ink);
  box-shadow: var(--shadow-sunken);
  padding: 6px 12px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 700;
}

.led-dot {
  width: 9px;
  height: 9px;
  background: var(--crt-amber);
  border: 1px solid #000;
  display: inline-block;
}

.led-dot.ready {
  background: var(--crt-green);
  box-shadow: 0 0 6px var(--crt-green);
}

.led-dot.orange {
  background: var(--accent-orange);
  box-shadow: 0 0 6px var(--accent-orange);
}

.led-dot.offline {
  background: var(--text-muted);
}

/* 3. HỘP THOẠI ĐỘC LẬP RETRO 80S (STANDALONE DIALOG BOX) */
.retro-window {
  background: var(--bg-subtle);
  border: var(--border-ink);
  box-shadow: var(--shadow-window);
  padding: 4px;
}

.retro-window-header {
  height: 30px;
  background: var(--accent-orange);
  color: var(--bg-canvas);
  border: var(--border-ink);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 8px;
  gap: 10px;
  user-select: none;
}

.retro-window-header.muted {
  background: var(--text-muted);
}

.retro-window-title {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.03em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.retro-window-stripes {
  flex: 1;
  height: 12px;
  min-width: 24px;
  background: repeating-linear-gradient(
    to bottom,
    rgba(250, 246, 238, 0.85) 0px,
    rgba(250, 246, 238, 0.85) 2px,
    transparent 2px,
    transparent 4px
  );
}

.retro-window-controls {
  display: flex;
  gap: 4px;
}

.retro-win-dot {
  width: 18px;
  height: 18px;
  background: var(--bg-subtle);
  color: var(--text-primary);
  border: 1.5px solid #18181B;
  display: grid;
  place-items: center;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  line-height: 1;
}

.retro-window-body {
  background: var(--bg-canvas);
  border: var(--border-ink);
  border-top: none;
  padding: 16px;
}

/* 4. NÚT BẤM & Ô NHẬP LIỆU (38PX BASELINE RHYTHM) */
.retro-btn {
  min-height: 38px;
  padding: 0 14px;
  background: var(--bg-subtle);
  color: var(--text-primary);
  border: var(--border-ink);
  box-shadow: var(--shadow-btn);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  white-space: nowrap;
  flex-shrink: 0;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  text-decoration: none;
}

.retro-btn:hover:not(:disabled) {
  background: #F5F2EC;
  transform: translate(-1px, -1px);
}

.retro-btn:active:not(:disabled) {
  transform: translate(1px, 1px);
  box-shadow: inset 2px 2px 0px #18181B;
}

.retro-btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.retro-btn.primary {
  background: var(--accent-orange);
  color: var(--bg-canvas);
}

.retro-btn.primary:hover:not(:disabled) {
  background: #E83E0E;
}

.retro-btn.active {
  background: var(--text-primary);
  color: var(--bg-canvas);
  box-shadow: none;
}

.retro-btn.sm {
  min-height: 30px;
  padding: 0 10px;
  font-size: 11px;
}

.retro-input, .retro-textarea, .retro-select {
  width: 100%;
  background: var(--bg-canvas);
  color: var(--text-primary);
  border: var(--border-ink);
  box-shadow: inset 2px 2px 0px rgba(24, 24, 27, 0.14);
  font-family: var(--font-sans);
  font-size: 14px;
  padding: 8px 12px;
}

.retro-input:focus, .retro-textarea:focus, .retro-select:focus {
  outline: 2px solid var(--accent-orange);
  outline-offset: -2px;
}

.retro-textarea {
  min-height: 158px;
  resize: vertical;
  line-height: 1.65;
  font-size: 15px;
}

/* 5. MÀN HÌNH HIỆN SÓNG CRT (#141417) */
.crt-screen {
  background: var(--bg-oscilloscope);
  color: var(--bg-canvas);
  border: var(--border-ink);
  box-shadow: var(--shadow-sunken);
  padding: 12px;
  font-family: var(--font-mono);
}

.crt-readout-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-top: 10px;
}

@media (max-width: 640px) {
  .crt-readout-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.crt-metric-box {
  background: #1C1C21;
  border: 1px solid #3F3F46;
  padding: 8px 10px;
}

.crt-metric-label {
  display: block;
  font-size: 10px;
  color: #A1A1AA;
  text-transform: uppercase;
}

.crt-metric-val {
  display: block;
  font-size: 14px;
  font-weight: 700;
  color: var(--crt-green);
  margin-top: 2px;
}

/* 6. DANH SÁCH GIỌNG ĐỌC & KHO CLONE */
.voice-list-scroll {
  max-height: 290px;
  overflow-y: auto;
  border: var(--border-ink);
  background: var(--bg-subtle);
  padding: 6px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.voice-item-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 6px;
  background: var(--bg-canvas);
  border: 1.5px solid #18181B;
  padding: 6px 8px;
  align-items: center;
}

.voice-item-row.selected {
  background: #FFF3EE;
  border: 2px solid var(--accent-orange);
  box-shadow: 3px 3px 0px #18181B;
}

.voice-main-btn {
  background: none;
  border: none;
  padding: 0;
  text-align: left;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-primary);
  font-family: inherit;
}

.voice-avatar-box {
  width: 36px;
  height: 36px;
  border: 1.5px solid #18181B;
  background: var(--bg-subtle);
  overflow: hidden;
  flex-shrink: 0;
}

.voice-avatar-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* 7. LỊCH SỬ BẢN THU & KỊCH BẢN D1 */
.d1-history-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-height: 420px;
  overflow-y: auto;
}

.d1-history-card {
  background: var(--bg-subtle);
  border: var(--border-ink);
  padding: 10px 12px;
  box-shadow: 3px 3px 0px #18181B;
}

.d1-badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 6px;
  font-family: var(--font-mono);
  font-size: 11px;
}

.d1-tag {
  background: var(--bg-canvas);
  border: 1px solid #18181B;
  padding: 2px 6px;
  font-weight: 700;
}

.d1-tag.cloud {
  background: var(--accent-orange);
  color: var(--bg-canvas);
}

.retro-notice {
  border: var(--border-ink);
  background: #FFF3EE;
  padding: 10px 12px;
  margin-bottom: 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  display: none;
  box-shadow: 4px 4px 0px #18181B;
}

.retro-notice.show {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.retro-notice.error {
  background: #FEE2E2;
}