:root {
      --bg: #0b0a09;
      --surface: #111009;
      --surface-2: #161410;
      --surface-3: #1c1a15;
      --surface-4: #232019;
      --border: #2a2720;
      --border-soft: #1e1c16;
      --text: #ede9e0;
      --text-muted: #8a857a;
      --text-faint: #3d3b35;
      --accent: #f0a500;
      --accent-dim: rgba(240, 165, 0, 0.12);
      --accent-glow: rgba(240, 165, 0, 0.25);
      --accent-hover: #ffb820;
      --success: #52c472;
      --danger: #e05555;
      --danger-dim: rgba(224, 85, 85, 0.15);
      --r-sm: 6px;
      --r-md: 10px;
      --r-lg: 14px;
      --r-xl: 20px;
      --r-full: 9999px;
      --ease: cubic-bezier(0.16, 1, 0.3, 1);
      --font-ui: 'Inter', system-ui, sans-serif;
      --font-display: 'Syne', system-ui, sans-serif;
    }

    [data-theme="light"] {
      --bg: #f5f3ee;
      --surface: #faf8f4;
      --surface-2: #ffffff;
      --surface-3: #f0ece4;
      --surface-4: #e8e3d9;
      --border: #dbd6cc;
      --border-soft: #e8e3d9;
      --text: #1a1810;
      --text-muted: #6b6660;
      --text-faint: #c0bbb4;
      --accent: #c07800;
      --accent-dim: rgba(192, 120, 0, 0.1);
      --accent-glow: rgba(192, 120, 0, 0.2);
      --accent-hover: #a86500;
    }

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

    html {
      -webkit-font-smoothing: antialiased;
      scroll-behavior: smooth;
    }

    body {
      font-family: var(--font-ui);
      font-size: 16px;
      color: var(--text);
      background: var(--bg);
      min-height: 100dvh;
      display: grid;
      grid-template-rows: 72px 1fr;
      height: 100dvh;
      overflow: hidden;
    }

    button {
      cursor: pointer;
      border: none;
      background: none;
      font: inherit;
      color: inherit;
    }

    select,
    textarea,
    input {
      font: inherit;
      color: inherit;
    }

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

    ::-webkit-scrollbar-track {
      background: transparent;
    }

    ::-webkit-scrollbar-thumb {
      background: var(--surface-4);
      border-radius: 99px;
    }

    /* HEADER */
    .header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 0 24px;
      border-bottom: 1px solid var(--border-soft);
      background: var(--surface);
      z-index: 100;
    }

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

    .logo-mark {
      width: 40px;
      height: 40px;
      border-radius: var(--r-md);
      background: var(--accent);
      display: grid;
      place-items: center;
      color: #0b0a09;
      flex-shrink: 0;
      transition: transform 200ms var(--ease);
    }

    .logo:hover .logo-mark {
      transform: scale(1.05) rotate(5deg);
    }

    .logo-mark svg {
      width: 22px;
      height: 22px;
    }

    .logo-name {
      font-family: var(--font-display);
      font-size: 22px;
      font-weight: 800;
      letter-spacing: -0.02em;
    }

    .logo-name em {
      color: var(--accent);
      font-style: normal;
    }

    .logo-tag {
      font-size: 13px;
      color: var(--text-muted);
      background: var(--surface-3);
      padding: 4px 10px;
      border-radius: var(--r-full);
      border: 1px solid var(--border);
      font-weight: 600;
    }

    .hdr-right {
      display: flex;
      gap: 8px;
      align-items: center;
    }

    .icon-btn {
      width: 40px;
      height: 40px;
      border-radius: var(--r-md);
      display: grid;
      place-items: center;
      color: var(--text-muted);
      transition: all 200ms var(--ease);
    }

    .icon-btn:hover {
      background: var(--surface-3);
      color: var(--text);
      transform: scale(1.05);
    }

    .icon-btn:active {
      transform: scale(0.95);
    }

    /* LAYOUT */
    .workspace {
      display: grid;
      grid-template-columns: 1fr 420px;
      overflow: hidden;
      height: 100%;
    }

    /* LEFT PANEL */
    .left-panel {
      display: flex;
      flex-direction: column;
      border-right: 1px solid var(--border-soft);
      overflow: hidden;
      position: relative;
    }

    .input-toolbar {
      display: flex;
      align-items: center;
      gap: 8px;
      padding: 12px 20px;
      border-bottom: 1px solid var(--border-soft);
      background: var(--surface);
      overflow-x: auto;
    }

    .tb-label {
      font-size: 13px;
      color: var(--text-faint);
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 0.07em;
      margin-right: 6px;
    }

    .tb-btn {
      display: flex;
      align-items: center;
      gap: 6px;
      padding: 6px 14px;
      border-radius: var(--r-full);
      font-size: 14px;
      font-weight: 600;
      color: var(--text-muted);
      background: var(--surface-3);
      border: 1px solid var(--border);
      transition: all 200ms var(--ease);
      white-space: nowrap;
    }

    .tb-btn:hover {
      background: var(--surface-4);
      color: var(--text);
      transform: translateY(-1px);
      box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    }

    .tb-btn:active {
      transform: translateY(1px);
      box-shadow: none;
    }

    .tb-btn svg {
      flex-shrink: 0;
      width: 14px;
      height: 14px;
    }

    .text-zone {
      flex: 1;
      position: relative;
      overflow: hidden;
    }

    #textInput {
      width: 100%;
      height: 100%;
      background: transparent;
      border: none;
      outline: none;
      resize: none;
      padding: 32px;
      font-size: 18px;
      line-height: 1.7;
      color: var(--text);
    }

    #textInput::placeholder {
      color: var(--text-faint);
    }

    /* DICTATION DISPLAY — paragraph-aware */
    #dictDisplay {
      display: none;
      position: absolute;
      inset: 0;
      padding: 32px;
      overflow-y: auto;
      font-size: 20px;
      line-height: 1.9;
    }

    #dictDisplay.on {
      display: block;
    }

    /* paragraph blocks inside dictDisplay */
    .dict-para {
      display: block;
      margin-bottom: 1.4em;
    }

    .dict-para:last-child {
      margin-bottom: 0;
    }

    .w {
      display: inline;
      padding: 2px 4px;
      border-radius: 6px;
      transition: all 0.15s;
      cursor: pointer;
      user-select: none;
    }

    .w:hover {
      background: var(--surface-4);
    }

    .w.done {
      color: var(--text-muted);
    }

    .w.now {
      background: var(--accent-dim);
      color: var(--accent);
      font-weight: 700;
      border-radius: 6px;
    }

    .w.repeat-now {
      background: rgba(240, 165, 0, 0.28);
      color: var(--accent);
      font-weight: 700;
      border-radius: 6px;
      outline: 2px solid var(--accent);
    }

    .w.start-here {
      background: rgba(82, 196, 114, 0.18);
      color: var(--success);
      font-weight: 700;
      border-radius: 6px;
      outline: 2px dashed var(--success);
    }

    /* click-to-start tooltip hint */
    .w-hint {
      position: fixed;
      background: var(--surface-2);
      border: 1px solid var(--border);
      border-radius: var(--r-md);
      padding: 6px 12px;
      font-size: 12px;
      font-weight: 600;
      color: var(--accent);
      pointer-events: none;
      z-index: 300;
      opacity: 0;
      transition: opacity 0.15s;
      white-space: nowrap;
      box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
    }

    .w-hint.show {
      opacity: 1;
    }

    .chunk-sep {
      display: inline-block;
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--accent);
      opacity: 0.25;
      margin: 0 6px 3px;
      vertical-align: middle;
      transition: all 0.2s;
    }

    .chunk-sep.active {
      opacity: 1;
      transform: scale(1.6);
      box-shadow: 0 0 8px var(--accent-glow);
    }

    /* EDIT MODE */
    #dictDisplay.edit-mode {
      cursor: text;
      padding: 28px;
      font-size: 18px;
      line-height: 1.7;
    }

    #dictDisplay.edit-mode .dict-para {
      margin-bottom: 1.2em;
    }

    #dictDisplay.edit-mode .w {
      display: inline;
      padding: 0;
      border-radius: 0;
      transition: none;
      cursor: text;
      user-select: text;
    }

    #dictDisplay.edit-mode .w:hover {
      background: transparent;
    }

    #dictDisplay.edit-mode .w.done,
    #dictDisplay.edit-mode .w.now,
    #dictDisplay.edit-mode .w.repeat-now,
    #dictDisplay.edit-mode .w.start-here {
      background: transparent;
      color: var(--text);
      font-weight: normal;
      border-radius: 0;
      outline: none;
    }

    .icon-btn.edit-mode {
      background: var(--accent);
      color: #0b0a09;
    }

    .icon-btn.edit-mode:hover {
      background: var(--accent-hover);
      transform: scale(1.05);
    }

    /* EDIT INFO BAR */
    #editInfo {
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      background: var(--accent-dim);
      border-bottom: 1px solid var(--accent);
      padding: 8px 16px;
      font-size: 12px;
      font-weight: 600;
      color: var(--accent);
      text-align: center;
      display: none;
      z-index: 15;
    }

    #editInfo.on {
      display: block;
    }

    /* drop zone */
    .drop-overlay {
      position: absolute;
      inset: 16px;
      background: var(--accent-dim);
      border: 3px dashed var(--accent);
      border-radius: var(--r-lg);
      display: none;
      place-items: center;
      flex-direction: column;
      gap: 12px;
      z-index: 5;
      pointer-events: none;
      backdrop-filter: blur(4px);
    }

    .drop-overlay.on {
      display: grid;
    }

    .drop-overlay p {
      font-size: 16px;
      font-weight: 700;
      color: var(--accent);
    }

    .drop-overlay svg {
      width: 40px;
      height: 40px;
    }

    /* RIGHT PANEL */
    .right-panel {
      overflow-y: auto;
      background: var(--surface);
      display: flex;
      flex-direction: column;
      gap: 0;
    }

    .rpanel-section {
      padding: 24px 28px;
      border-bottom: 1px solid var(--border-soft);
    }

    .rpanel-section:last-child {
      border-bottom: none;
    }

    .sec-title {
      font-size: 13px;
      font-weight: 800;
      text-transform: uppercase;
      letter-spacing: 0.08em;
      color: var(--text-faint);
      margin-bottom: 16px;
    }

    /* Big play */
    .btn-main {
      width: 100%;
      padding: 18px;
      border-radius: var(--r-xl);
      font-size: 16px;
      font-weight: 800;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      background: var(--accent);
      color: #0b0a09;
      transition: all 200ms var(--ease);
      box-shadow: 0 0 0 0 var(--accent-glow);
      letter-spacing: 0.02em;
    }

    .btn-main:hover {
      background: var(--accent-hover);
      box-shadow: 0 8px 30px var(--accent-glow);
      transform: translateY(-2px);
    }

    .btn-main:active {
      transform: translateY(1px);
      box-shadow: 0 2px 10px var(--accent-glow);
    }

    .btn-main svg {
      width: 20px;
      height: 20px;
    }

    .btn-main.stop-mode {
      background: var(--surface-3);
      color: var(--danger);
      border: 1px solid var(--danger);
      box-shadow: none;
    }

    .btn-main.stop-mode:hover {
      background: var(--danger-dim);
    }

    .ctrl-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
    }

    .btn-sec {
      padding: 14px 10px;
      border-radius: var(--r-lg);
      border: 1px solid var(--border);
      background: var(--surface-3);
      font-size: 14px;
      font-weight: 700;
      color: var(--text-muted);
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      transition: all 200ms var(--ease);
    }

    .btn-sec svg {
      width: 16px;
      height: 16px;
    }

    .btn-sec:hover:not(:disabled) {
      background: var(--surface-4);
      color: var(--text);
      transform: translateY(-1px);
      box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    }

    .btn-sec:active:not(:disabled) {
      transform: translateY(1px);
      box-shadow: none;
    }

    .btn-sec:disabled {
      opacity: 0.4;
      pointer-events: none;
    }

    .btn-sec.accent-mode {
      border-color: var(--accent);
      color: var(--accent);
      background: var(--accent-dim);
    }

    .status-pill {
      display: flex;
      align-items: center;
      gap: 10px;
      padding: 12px 16px;
      background: var(--surface-3);
      border-radius: var(--r-xl);
      border: 1px solid var(--border);
      font-size: 14px;
      font-weight: 600;
      color: var(--text-muted);
    }

    .dot {
      width: 10px;
      height: 10px;
      border-radius: 50%;
      background: var(--text-faint);
      transition: background 0.2s;
      flex-shrink: 0;
    }

    .dot.ready {
      background: var(--success);
      box-shadow: 0 0 8px var(--success);
    }

    .dot.playing {
      background: var(--accent);
      box-shadow: 0 0 10px var(--accent-glow);
      animation: beat 1s ease-in-out infinite;
    }

    .dot.paused {
      background: #f5b942;
    }

    .dot.done {
      background: var(--success);
    }

    @keyframes beat {

      0%,
      100% {
        transform: scale(1);
        opacity: 1
      }

      50% {
        transform: scale(0.8);
        opacity: 0.6
      }
    }

    .prog-track {
      height: 8px;
      background: var(--surface-4);
      border-radius: 99px;
      overflow: hidden;
      margin-bottom: 12px;
    }

    .prog-fill {
      height: 100%;
      background: linear-gradient(90deg, var(--accent), #ffd066);
      border-radius: 99px;
      width: 0%;
      transition: width 0.4s var(--ease);
    }

    .prog-meta {
      display: flex;
      justify-content: space-between;
      font-size: 13px;
      font-weight: 500;
      color: var(--text-muted);
    }

    .stat-row {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 12px;
    }

    .stat-card {
      background: var(--surface-3);
      border: 1px solid var(--border);
      border-radius: var(--r-md);
      padding: 16px 12px;
      text-align: center;
      transition: all 200ms var(--ease);
    }

    .stat-card:hover {
      transform: translateY(-2px);
      border-color: var(--border-soft);
      box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    }

    .stat-val {
      font-size: 24px;
      font-weight: 800;
      color: var(--accent);
      font-variant-numeric: tabular-nums;
      line-height: 1;
    }

    .stat-lbl {
      font-size: 11px;
      font-weight: 700;
      color: var(--text-muted);
      margin-top: 6px;
      text-transform: uppercase;
      letter-spacing: 0.05em;
    }

    .slider-row {
      display: flex;
      flex-direction: column;
      gap: 8px;
      margin-bottom: 20px;
    }

    .slider-head {
      display: flex;
      justify-content: space-between;
      font-size: 14px;
    }

    .slider-name {
      color: var(--text);
      font-weight: 600;
    }

    .slider-badge {
      font-size: 13px;
      font-weight: 700;
      color: var(--accent);
      background: var(--accent-dim);
      padding: 2px 10px;
      border-radius: var(--r-full);
    }

    input[type=range] {
      -webkit-appearance: none;
      appearance: none;
      width: 100%;
      height: 6px;
      background: var(--surface-4);
      border-radius: 99px;
      outline: none;
      transition: background 200ms var(--ease);
    }

    input[type=range]:hover {
      background: var(--border);
    }

    input[type=range]::-webkit-slider-thumb {
      -webkit-appearance: none;
      width: 20px;
      height: 20px;
      border-radius: 50%;
      background: var(--accent);
      cursor: pointer;
      transition: transform 200ms var(--ease), box-shadow 200ms var(--ease);
      box-shadow: 0 0 0 4px var(--accent-dim);
    }

    input[type=range]::-webkit-slider-thumb:hover {
      transform: scale(1.25);
      box-shadow: 0 0 0 6px var(--accent-dim);
    }

    .speed-grid {
      display: grid;
      grid-template-columns: repeat(5, 1fr);
      gap: 8px;
      margin-bottom: 16px;
    }

    .sp-btn {
      padding: 10px 0;
      border-radius: var(--r-sm);
      font-size: 13px;
      font-weight: 700;
      background: var(--surface-3);
      border: 1px solid var(--border);
      color: var(--text-muted);
      transition: all 200ms var(--ease);
    }

    .sp-btn:hover {
      background: var(--surface-4);
      color: var(--text);
      transform: translateY(-1px);
    }

    .sp-btn:active {
      transform: translateY(1px);
    }

    .sp-btn.on {
      background: var(--accent-dim);
      border-color: var(--accent);
      color: var(--accent);
    }

    .voice-select {
      width: 100%;
      padding: 14px 16px;
      background: var(--surface-3);
      border: 1px solid var(--border);
      border-radius: var(--r-md);
      font-size: 14px;
      font-weight: 500;
      outline: none;
      cursor: pointer;
      transition: all 200ms var(--ease);
      appearance: none;
      background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%238a857a' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
      background-repeat: no-repeat;
      background-position: right 16px center;
      padding-right: 40px;
    }

    .voice-select:hover {
      border-color: var(--border-soft);
      background-color: var(--surface-4);
    }

    .voice-select:focus {
      border-color: var(--accent);
      box-shadow: 0 0 0 3px var(--accent-dim);
    }

    optgroup {
      color: var(--text-muted);
      font-weight: 700;
      font-size: 13px;
    }

    .toggle-row {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 16px;
    }

    .toggle-info {
      font-size: 14px;
    }

    .toggle-lbl {
      font-weight: 700;
      color: var(--text);
    }

    .toggle-sub {
      font-size: 12px;
      color: var(--text-muted);
      margin-top: 4px;
    }

    .toggle-wrap {
      position: relative;
    }

    .toggle-input {
      opacity: 0;
      width: 0;
      height: 0;
      position: absolute;
    }

    .toggle-track {
      display: block;
      width: 48px;
      height: 26px;
      background: var(--surface-4);
      border-radius: 99px;
      cursor: pointer;
      border: 1px solid var(--border);
      transition: all 200ms var(--ease);
      position: relative;
    }

    .toggle-track::after {
      content: '';
      position: absolute;
      top: 3px;
      left: 3px;
      width: 18px;
      height: 18px;
      border-radius: 50%;
      background: var(--text-muted);
      transition: all 200ms var(--ease);
    }

    .toggle-track:hover {
      border-color: var(--border-soft);
    }

    .toggle-input:checked+.toggle-track {
      background: var(--accent);
      border-color: var(--accent);
    }

    .toggle-input:checked+.toggle-track::after {
      transform: translateX(22px);
      background: #0b0a09;
    }

    .chunk-row {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 20px;
    }

    .chunk-lbl {
      font-size: 14px;
      font-weight: 600;
      color: var(--text-muted);
      flex: 1;
    }

    .chunk-num {
      width: 80px;
      padding: 10px 12px;
      text-align: center;
      background: var(--surface-3);
      border: 1px solid var(--border);
      border-radius: var(--r-md);
      font-size: 16px;
      font-weight: 800;
      color: var(--text);
      outline: none;
      transition: all 200ms var(--ease);
    }

    .chunk-num:hover {
      border-color: var(--border-soft);
    }

    .chunk-num:focus {
      border-color: var(--accent);
      box-shadow: 0 0 0 3px var(--accent-dim);
    }

    .rep-row {
      display: flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 16px;
    }

    .rep-lbl {
      font-size: 14px;
      font-weight: 600;
      color: var(--text-muted);
      flex: 1;
    }

    .rep-btns {
      display: flex;
      gap: 4px;
    }

    .rep-btn {
      width: 36px;
      height: 32px;
      border-radius: var(--r-sm);
      border: 1px solid var(--border);
      background: var(--surface-3);
      font-size: 13px;
      font-weight: 700;
      color: var(--text-muted);
      cursor: pointer;
      transition: all 150ms var(--ease);
    }

    .rep-btn:hover {
      background: var(--surface-4);
      color: var(--text);
    }

    .rep-btn.on {
      background: var(--accent-dim);
      border-color: var(--accent);
      color: var(--accent);
    }

    .sound-row {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 10px;
    }

    .sound-lbl {
      font-size: 13px;
      font-weight: 600;
      color: var(--text-muted);
    }

    .kbds {
      display: flex;
      flex-direction: column;
      gap: 8px;
    }

    .kbd-row {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 13px;
      color: var(--text-muted);
      font-weight: 500;
    }

    .kbd {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-width: 28px;
      padding: 4px 10px;
      border-radius: var(--r-sm);
      background: var(--surface-4);
      border: 1px solid var(--border);
      font-size: 12px;
      font-weight: 700;
      color: var(--text);
      box-shadow: 0 2px 0 var(--border);
    }

    #toast {
      position: fixed;
      bottom: 32px;
      left: 50%;
      transform: translateX(-50%) translateY(20px);
      background: var(--surface-2);
      border: 1px solid var(--border);
      border-radius: var(--r-xl);
      padding: 14px 24px;
      font-size: 15px;
      font-weight: 700;
      box-shadow: 0 16px 50px rgba(0, 0, 0, 0.5);
      z-index: 999;
      opacity: 0;
      pointer-events: none;
      white-space: nowrap;
      transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    }

    #toast.show {
      opacity: 1;
      transform: translateX(-50%) translateY(0);
    }

    #chunkBanner {
      position: absolute;
      top: 16px;
      left: 50%;
      transform: translateX(-50%) scale(0.8);
      background: var(--accent);
      color: #0b0a09;
      padding: 8px 24px;
      border-radius: var(--r-full);
      font-size: 15px;
      font-weight: 800;
      letter-spacing: 0.02em;
      opacity: 0;
      pointer-events: none;
      transition: all 0.25s cubic-bezier(0.175, 0.885, 0.32, 1.275);
      z-index: 20;
      white-space: nowrap;
      box-shadow: 0 6px 24px var(--accent-glow);
    }

    #chunkBanner.pop {
      opacity: 1;
      transform: translateX(-50%) scale(1);
    }

    #startAnim {
      position: fixed;
      inset: 0;
      background: rgba(11, 10, 9, 0.85);
      display: none;
      place-items: center;
      z-index: 200;
      backdrop-filter: blur(5px);
    }

    #startAnim.on {
      display: grid;
    }

    .sa-text {
      font-family: var(--font-display);
      font-size: clamp(60px, 15vw, 120px);
      font-weight: 900;
      color: var(--accent);
      animation: saPop 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    }

    @keyframes saPop {
      from {
        transform: scale(0.5);
        opacity: 0
      }

      to {
        transform: scale(1.1);
        opacity: 1
      }
    }

    #statsModal {
      position: fixed;
      inset: 0;
      background: rgba(11, 10, 9, 0.88);
      display: none;
      place-items: center;
      z-index: 200;
      backdrop-filter: blur(8px);
    }

    #statsModal.on {
      display: grid;
    }

    .stats-card {
      background: var(--surface-2);
      border: 1px solid var(--border);
      border-radius: var(--r-xl);
      padding: 36px;
      max-width: 420px;
      width: 90%;
      text-align: center;
    }

    .stats-card h2 {
      font-family: var(--font-display);
      font-size: 28px;
      font-weight: 800;
      color: var(--accent);
      margin-bottom: 6px;
    }

    .stats-card p {
      font-size: 14px;
      color: var(--text-muted);
      margin-bottom: 24px;
    }

    .stats-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
      margin-bottom: 24px;
    }

    .stats-item {
      background: var(--surface-3);
      border-radius: var(--r-md);
      padding: 16px 12px;
    }

    .stats-item .sv {
      font-size: 28px;
      font-weight: 800;
      color: var(--accent);
    }

    .stats-item .sl {
      font-size: 11px;
      color: var(--text-muted);
      margin-top: 4px;
      text-transform: uppercase;
      letter-spacing: 0.06em;
    }

    .stats-close {
      width: 100%;
      padding: 14px;
      border-radius: var(--r-lg);
      background: var(--accent);
      color: #0b0a09;
      font-size: 15px;
      font-weight: 800;
      cursor: pointer;
      border: none;
      transition: all 200ms var(--ease);
    }

    .stats-close:hover {
      background: var(--accent-hover);
      transform: translateY(-1px);
    }

    #chunkCounter {
      position: absolute;
      top: 16px;
      right: 16px;
      background: var(--surface-3);
      border: 1px solid var(--border);
      border-radius: var(--r-full);
      padding: 6px 14px;
      font-size: 13px;
      font-weight: 700;
      color: var(--text-muted);
      display: none;
      z-index: 10;
      transition: all 0.2s;
    }

    #chunkCounter.on {
      display: block;
    }

    #chunkCounter span {
      color: var(--accent);
    }

    /* click-to-start info bar */
    #clickInfo {
      position: absolute;
      bottom: 0;
      left: 0;
      right: 0;
      background: var(--accent-dim);
      border-top: 1px solid var(--accent);
      padding: 8px 16px;
      font-size: 12px;
      font-weight: 600;
      color: var(--accent);
      text-align: center;
      display: none;
      z-index: 15;
    }

    #clickInfo.on {
      display: block;
    }

    /* WRITING PAD */
    .write-zone {
      display: none;
      flex-direction: column;
      border-top: 2px solid var(--accent-dim);
      background: var(--surface);
    }

    .write-zone.on {
      display: flex;
    }

    .write-toolbar {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 8px 20px;
      border-bottom: 1px solid var(--border-soft);
      background: var(--surface);
    }

    .write-title {
      font-size: 12px;
      font-weight: 700;
      color: var(--text-faint);
      text-transform: uppercase;
      letter-spacing: 0.07em;
    }

    #writeArea {
      width: 100%;
      flex: 1;
      background: transparent;
      border: none;
      outline: none;
      resize: none;
      padding: 20px 24px;
      font-size: 16px;
      line-height: 1.75;
      color: var(--text);
      min-height: 140px;
    }

    #writeArea::placeholder {
      color: var(--text-faint);
    }

    /* FOCUS MODE */
    body.focus-mode .right-panel {
      display: none;
    }

    body.focus-mode .workspace {
      grid-template-columns: 1fr;
    }

    body.focus-mode #textInput {
      font-size: 22px;
    }

    body.focus-mode #dictDisplay {
      font-size: 24px;
      line-height: 2;
    }

    /* PRESETS */
    .preset-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 8px;
      margin-bottom: 4px;
    }

    .preset-btn {
      padding: 12px 6px;
      border-radius: var(--r-md);
      border: 1px solid var(--border);
      background: var(--surface-3);
      font-size: 12px;
      font-weight: 700;
      color: var(--text-muted);
      cursor: pointer;
      transition: all 200ms var(--ease);
      text-align: center;
      line-height: 1.4;
    }

    .preset-btn .pi {
      font-size: 18px;
      display: block;
      margin-bottom: 4px;
    }

    .preset-btn:hover {
      background: var(--surface-4);
      color: var(--text);
      transform: translateY(-1px);
    }

    .preset-btn.active {
      border-color: var(--accent);
      color: var(--accent);
      background: var(--accent-dim);
    }

    #termsModal, #privacyModal {
      position: fixed;
      inset: 0;
      background: rgba(0, 0, 0, 0.85);
      backdrop-filter: blur(8px);
      z-index: 1000;
      display: flex;
      align-items: center;
      justify-content: center;
      opacity: 0;
      pointer-events: none;
      transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    }

    #termsModal.on, #privacyModal.on {
      opacity: 1;
      pointer-events: auto;
    }

    .terms-card {
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: var(--r-xl);
      padding: 32px;
      width: 90%;
      max-width: 600px;
      max-height: 85vh;
      display: flex;
      flex-direction: column;
      transform: translateY(20px) scale(0.95);
      transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
      box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
    }

    #termsModal.on .terms-card {
      transform: translateY(0) scale(1);
    }

    .terms-card h2 {
      font-family: var(--font-display);
      font-size: 24px;
      margin-bottom: 16px;
      color: var(--text);
    }

    .terms-scroll-content {
      flex: 1;
      overflow-y: auto;
      padding-right: 12px;
      margin-bottom: 24px;
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

    .terms-scroll-content p {
      margin-bottom: 4px;
    }

    .terms-subtitle {
      font-weight: 700;
      color: var(--text);
      margin-top: 12px;
      font-size: 14px;
    }

    @media(max-width: 1024px) {
      .workspace {
        grid-template-columns: 1fr 380px;
      }
    }

    @media(max-width: 850px) {
      body {
        display: flex;
        flex-direction: column;
        height: auto;
        overflow: auto;
      }

      .header {
        flex-shrink: 0;
        min-height: 72px;
      }

      .workspace {
        display: flex;
        flex-direction: column;
        height: auto;
        flex: 1;
      }

      .left-panel {
        height: 55vh;
        min-height: 400px;
        border-right: none;
        border-bottom: 1px solid var(--border-soft);
      }

      .right-panel {
        flex: 1;
        overflow: visible;
        padding-bottom: 40px;
      }
    }

    @media(max-width: 480px) {
      .header {
        padding: 16px 20px;
        flex-wrap: wrap;
      }

      .logo-name {
        font-size: 18px;
      }

      .logo-tag {
        font-size: 11px;
      }

      .speed-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 6px;
      }

      .stat-row {
        grid-template-columns: 1fr;
      }
    }