/*
QuantumWriter — Modular Shell UI
Preview controls removed safely
© 2026 Michel Blais
*/

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

:root {
  --bg: #f3f5fa;
  --bg-2: #eef2f9;
  --panel: rgba(255, 255, 255, 0.84);
  --panel-strong: rgba(255, 255, 255, 0.94);
  --border: #e5eaf3;
  --border-soft: #edf1f7;
  --text: #121212;
  --muted: #697180;
  --hero-blue: #7180a8;
  --accent: #6d5efc;
  --accent-soft: rgba(109, 94, 252, 0.12);
  --shadow: 0 18px 50px rgba(18, 25, 40, 0.07);
  --radius-xl: 28px;
  --radius-lg: 20px;
  --radius-md: 16px;
  --radius-sm: 12px;
  --preview-font-size: 20px;
  --preview-line-height: 1.8;
  --preview-page-width: 760px;
  --preview-page-bg: #fffdf8;
  --preview-text: #161616;
}

html,
body {
  min-height: 100%;
}

body {
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top, rgba(109, 94, 252, 0.06), transparent 28%),
    linear-gradient(180deg, var(--bg), var(--bg-2));
}

#app {
  max-width: 1560px;
  margin: 0 auto;
  padding: 28px 22px 72px;
}

.brand-shell {
  padding: 18px 0 22px;
}

.brand {
  text-align: center;
  margin-bottom: 18px;
}

.eyebrow {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--hero-blue);
  margin-bottom: 12px;
}

.logo {
  font-size: 68px;
  font-weight: 900;
  letter-spacing: -3px;
  line-height: 0.94;
  color: #000;
}

.tagline {
  font-size: 20px;
  color: var(--hero-blue);
  margin-top: 16px;
  line-height: 1.45;
}

.tagline span {
  font-weight: 700;
  color: var(--hero-blue);
}

#notificationRoot {
  position: fixed;
  top: 18px;
  right: 18px;
  z-index: 9999;
  display: grid;
  gap: 10px;
  pointer-events: none;
}

#moduleMount {
  min-height: 0;
  padding: 0;
  border: 1px dashed rgba(113, 128, 168, 0.18);
  background: rgba(255, 255, 255, 0.35);
}

.studio {
  display: grid;
  grid-template-columns: minmax(360px, 0.74fr) minmax(620px, 1.26fr);
  gap: 22px;
  align-items: start;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
  overflow: hidden;
}

.panel-left {
  position: sticky;
  top: 16px;
}

.panel-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 14px;
  padding: 22px 24px 14px;
  border-bottom: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(255,255,255,0.62), rgba(255,255,255,0.34));
}

.panel-head h2 {
  font-size: 27px;
  letter-spacing: -0.9px;
  margin-bottom: 6px;
}

.panel-head p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.5;
}

.mini-badge,
.preview-badge {
  padding: 8px 13px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: #594bf2;
  font-size: 12px;
  font-weight: 800;
  white-space: nowrap;
}

.quick-actions {
  display: flex;
  gap: 8px;
  padding: 16px 16px 0;
  align-items: center;
  flex-wrap: wrap;
}

.action-btn-small {
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.92);
  border-radius: 30px;
  padding: 8px 14px;
  font-size: 14px;
  font-weight: 600;
  color: #263041;
  cursor: pointer;
  transition: all 0.14s ease;
  box-shadow: var(--shadow);
}

.action-btn-small:hover,
.nav-arrow:hover,
.ghost-btn:hover,
.export-option:hover,
.footer-btn:hover,
.support-btn:hover,
.sample-btn:hover {
  transform: translateY(-1px);
}

.word-counter {
  margin-left: auto;
  font-size: 14px;
  font-weight: 600;
  color: var(--muted);
  background: rgba(255,255,255,0.76);
  padding: 6px 12px;
  border-radius: 30px;
  border: 1px solid var(--border);
}

.input-wrap {
  padding: 16px 16px 12px;
}

#manuscriptInput {
  width: 100%;
  min-height: 220px;
  height: 220px;
  padding: 20px;
  border: 1px solid #d9deea;
  border-radius: 18px;
  background: white;
  resize: vertical;
  outline: none;
  font-size: 16px;
  line-height: 1.72;
  color: #17202d;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  transition: all 0.16s ease;
}

#manuscriptInput:focus,
.metadata-input:focus,
.chapter-select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 4px rgba(109,94,252,0.13);
}

.chapter-nav {
  display: grid;
  grid-template-columns: 40px 1fr 40px;
  gap: 8px;
  padding: 0 16px 16px;
  align-items: center;
}

.nav-arrow,
.chapter-select,
.ghost-btn,
.export-option,
.footer-btn,
.support-btn,
.sample-btn {
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.9);
  cursor: pointer;
}

.nav-arrow {
  border-radius: 30px;
  padding: 8px 0;
  font-size: 18px;
  font-weight: 700;
}

.chapter-select {
  border-radius: 30px;
  padding: 8px 14px;
  font-size: 14px;
  outline: none;
}

.stats-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 0 16px 14px;
}

.stat-pill {
  padding: 6px 12px;
  border-radius: 30px;
  background: rgba(255,255,255,0.92);
  border: 1px solid var(--border);
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
  box-shadow: var(--shadow);
}

.stat-pill-warning {
  background: rgba(255,245,230,0.95);
  color: #8a5b05;
}

.stat-pill-success {
  background: rgba(235,251,242,0.95);
  color: #1d6e3f;
}

.chapter-jump-pill {
  cursor: pointer;
  background: #edf2fa;
}

.chapter-jump-pill:hover,
.chapter-jump-pill.is-active {
  background: var(--accent);
  color: white;
}

.metadata-panel {
  margin: 0 16px 16px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: rgba(255,255,255,0.72);
}

.metadata-summary {
  padding: 14px 18px;
  font-weight: 700;
  cursor: pointer;
  list-style: none;
}

.metadata-summary::-webkit-details-marker {
  display: none;
}

.metadata-summary::before {
  content: "▶";
  margin-right: 10px;
  display: inline-block;
  transition: transform 0.2s;
}

details[open] .metadata-summary::before {
  transform: rotate(90deg);
}

.metadata-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  padding: 0 18px 18px;
}

.metadata-input {
  border: 1px solid #dce2ed;
  border-radius: 14px;
  padding: 12px 14px;
  font-size: 14px;
  background: white;
  outline: none;
}

.workspace-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px 10px;
}

.workspace-title {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
  color: #4b5467;
}

.workspace-title-dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--accent);
}

.ghost-btn {
  border-radius: 999px;
  padding: 8px 12px;
  font-size: 13px;
  font-weight: 700;
  color: #334055;
}

.workspace {
  padding: 0 16px 16px;
  display: grid;
  gap: 12px;
}

.workspace.compact .structure-card {
  padding: 12px 14px;
}

.structure-card {
  background: rgba(255,255,255,0.92);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 16px;
  box-shadow: 0 12px 28px rgba(25, 34, 54, 0.05);
}

.structure-card-button {
  width: 100%;
  text-align: left;
  cursor: pointer;
}

.structure-card-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}

.structure-label,
.structure-meta {
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
  color: #58627b;
}

.structure-card h3 {
  font-size: 18px;
  margin-bottom: 8px;
}

.structure-card p {
  color: var(--muted);
  line-height: 1.6;
}

.export-section {
  padding: 0 16px 18px;
}

.export-main-btn {
  width: 100%;
  border: 0;
  border-radius: 18px;
  padding: 16px 20px;
  background: linear-gradient(135deg, #13182a, #0d1120);
  color: white;
  font-size: 16px;
  font-weight: 800;
  cursor: pointer;
  box-shadow: 0 20px 34px rgba(13,17,32,0.18);
  transition: transform 0.14s ease, opacity 0.14s ease;
}

.export-main-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.export-dropdown {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-top: 12px;
}

.export-option {
  border-radius: 14px;
  padding: 12px 10px;
  font-size: 14px;
  font-weight: 700;
  color: #263041;
  transition: all 0.14s ease;
}

.export-note {
  margin-top: 14px;
  color: #5d6679;
  font-size: 14px;
  line-height: 1.55;
}

.preview-head {
  align-items: center;
}

.preview-simple-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 18px;
  border-bottom: 1px solid var(--border-soft);
  background: rgba(255,255,255,0.42);
}

.preview-simple-label {
  font-size: 14px;
  font-weight: 700;
  color: #4d5567;
}

.preview-simple-meta {
  font-size: 13px;
  font-weight: 700;
  color: var(--accent);
}

.book-preview {
  padding: 18px;
  min-height: 800px;
  max-height: 1200px;
  overflow: auto;
  background: linear-gradient(180deg, rgba(255,255,255,0.44), rgba(255,255,255,0.88));
}

.book-page {
  position: relative;
  width: 100%;
  max-width: var(--preview-page-width);
  min-height: 680px;
  margin: 0 auto 28px;
  background: var(--preview-page-bg);
  border: 1px solid #e8dfcf;
  border-radius: 16px;
  box-shadow: 0 20px 40px rgba(30,35,50,0.08);
  padding: 70px;
  color: var(--preview-text);
}

.page-number {
  position: absolute;
  right: 30px;
  bottom: 20px;
  font-size: 13px;
  font-weight: 600;
  color: #a9a2b0;
}

.book-page h1,
.book-page h2,
.book-page h3 {
  font-family: Georgia, serif;
  font-weight: 600;
}

.book-page h1 {
  font-size: 52px;
  margin-bottom: 24px;
}

.book-page h2 {
  font-size: 36px;
  margin-bottom: 20px;
}

.book-page h3 {
  font-size: 24px;
  margin-bottom: 16px;
}

.book-page p {
  font-family: Georgia, serif;
  font-size: var(--preview-font-size);
  line-height: var(--preview-line-height);
  margin-bottom: 0.8em;
}

.opening-paragraph:first-letter {
  float: left;
  font-size: 3.2em;
  line-height: 0.8;
  padding-right: 0.1em;
  font-weight: 600;
}

.title-page {
  display: flex;
  flex-direction: column;
  justify-content: center;
  text-align: center;
}

.scene-break {
  text-align: center;
  letter-spacing: 0.3em;
  margin: 1.5em 0;
  color: #8a8a9a;
}

.empty-preview {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  color: #7a7a8a;
  min-height: 520px;
}

.sample-btn {
  margin-top: 24px;
  border-radius: 40px;
  padding: 14px 32px;
  font-size: 16px;
  font-weight: 600;
  color: var(--accent);
}

.theme-classic {
  --preview-page-bg: #fffdf8;
  --preview-text: #161616;
}

.theme-bright {
  --preview-page-bg: #ffffff;
  --preview-text: #121212;
}

.theme-warm {
  --preview-page-bg: #fff9ef;
  --preview-text: #2a231d;
}

.preview-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 18px;
  border-top: 1px solid var(--border);
  background: rgba(255,255,255,0.52);
}

.footer-btn {
  border-radius: 999px;
  padding: 8px 12px;
  font-weight: 700;
  color: #334055;
}

.export-roadmap-panel,
.support-panel {
  margin-top: 22px;
}

.roadmap-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  padding: 18px;
}

.roadmap-card {
  background: rgba(255,255,255,0.88);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 18px;
  min-height: 132px;
}

.roadmap-status {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 10px;
  font-size: 18px;
}

.roadmap-card h3 {
  font-size: 18px;
  margin-bottom: 6px;
}

.roadmap-card p,
.support-copy p,
.site-footer,
.footer-links a {
  color: var(--muted);
}

.roadmap-card p,
.support-copy p {
  line-height: 1.55;
}

.support-grid {
  display: grid;
  grid-template-columns: minmax(320px, 1fr) auto;
  gap: 18px;
  align-items: center;
  padding: 22px 20px;
}

.support-copy {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.support-copy p {
  font-size: 15px;
}

.support-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  font-weight: 700;
  color: #4f596f;
  margin-top: 4px;
}

.support-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: flex-end;
}

.support-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 140px;
  padding: 14px 20px;
  border-radius: 40px;
  font-weight: 700;
  text-decoration: none;
  color: #273247;
}

.support-btn-dark {
  background: #13182a;
  color: #fff;
  border-color: #13182a;
}

.site-footer {
  margin-top: 40px;
  text-align: center;
  font-size: 14px;
}

.site-footer p + p {
  margin-top: 8px;
}

.footer-links a {
  text-decoration: none;
}

.footer-links a:hover {
  color: var(--accent);
}

@media (max-width: 1180px) {
  .studio {
    grid-template-columns: 1fr;
  }

  .panel-left {
    position: static;
  }

  .roadmap-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 760px) {
  #app {
    padding: 18px 12px 56px;
  }

  .logo {
    font-size: 42px;
    letter-spacing: -1.6px;
  }

  .tagline {
    font-size: 18px;
  }

  .metadata-grid,
  .export-dropdown,
  .roadmap-grid,
  .support-grid {
    grid-template-columns: 1fr;
  }

  .preview-simple-bar,
  .preview-footer,
  .support-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .book-page {
    padding: 34px 24px 56px;
    min-height: 560px;
  }

  .book-page h1 {
    font-size: 36px;
  }

  .book-page h2 {
    font-size: 28px;
  }
}