/* site/assets/reader.css */

body {
  display: flex;
  flex-direction: column;
  height: 100vh;
  height: 100dvh;
  overflow: hidden;
  background: var(--color-bg);
}

/* ==== Topbar ==== */
.reader-topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px var(--space-md);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg);
  flex-shrink: 0;
  z-index: 10;
}

.top-back {
  color: var(--color-text-subtle);
  font-size: 14px;
  flex-shrink: 0;
}

.top-title {
  font-family: var(--font-serif);
  font-size: 14px;
  font-weight: 400;
  margin: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  padding: 0 var(--space-md);
  flex: 1;
  text-align: center;
}

.top-actions {
  display: flex;
  gap: 10px;
  flex-shrink: 0;
}

.top-btn {
  background: transparent;
  border: none;
  font-size: 16px;
  color: var(--color-text-muted);
  padding: 4px 8px;
  border-radius: var(--radius-sm);
}
.top-btn:hover { background: var(--color-border); }

/* ==== Main / foliate-view ==== */
.reader-main {
  flex: 1;
  min-height: 0;
  position: relative;
}

foliate-view {
  display: block;
  width: 100%;
  height: 100%;
}

/* ==== Footer ==== */
.reader-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px var(--space-md);
  border-top: 1px solid var(--color-border);
  color: var(--color-text-subtle);
  font-size: 11px;
  flex-shrink: 0;
}

.page-nav {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.nav-btn {
  background: transparent;
  border: none;
  color: var(--color-text-muted);
  font-size: 14px;
  padding: 2px 8px;
}

/* ==== Panel (settings) ==== */
.panel {
  position: fixed;
  top: 56px;
  right: var(--space-md);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  width: 300px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.12);
  z-index: 30;
}

.panel-section + .panel-section { margin-top: var(--space-md); }

.panel-label {
  color: var(--color-text-subtle);
  font-size: 10px;
  letter-spacing: 1.5px;
  margin: 0 0 8px;
}

.theme-picker, .mode-picker {
  display: flex;
  gap: var(--space-sm);
}

.theme-tile, .mode-btn {
  flex: 1;
  padding: 10px;
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  color: var(--color-text);
  border-radius: var(--radius-sm);
  font-size: 11px;
}
.theme-tile.active, .mode-btn.active {
  border-color: var(--color-accent);
  border-width: 2px;
  padding: 9px;
}

.theme-light { background: #fafaf7; color: #1a1a1a; }
.theme-sepia { background: #f5efe4; color: #3a2e1f; }
.theme-dark  { background: #1a1a1a; color: #e8e2d2; }

.font-picker {
  display: flex;
  align-items: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.font-btn {
  flex: 1;
  padding: 8px;
  background: transparent;
  border: none;
  color: var(--color-text);
  font-family: var(--font-serif);
}
.font-current {
  flex: 2;
  text-align: center;
  padding: 8px;
  background: var(--color-border);
  font-family: var(--font-serif);
  font-size: 15px;
}

/* ==== Drawer (TOC) ==== */
.drawer {
  position: fixed;
  top: 0;
  left: 0;
  height: 100%;
  width: 320px;
  background: var(--color-bg);
  border-right: 1px solid var(--color-border);
  padding: var(--space-md);
  z-index: 30;
  overflow-y: auto;
}

.drawer-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-md);
}

.drawer-header h2 {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 400;
  margin: 0;
}

.drawer-close {
  background: transparent;
  border: none;
  font-size: 22px;
  color: var(--color-text-muted);
  line-height: 1;
  padding: 0 8px;
}

.toc-list a {
  display: block;
  padding: 8px 0;
  color: var(--color-text);
  border-bottom: 1px solid var(--color-border);
  font-size: 14px;
}
.toc-list a:hover { color: var(--color-accent); }
.toc-list a.active { font-weight: 600; }

/* ==== Overlay ==== */
.overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  z-index: 20;
}

@media (max-width: 768px) {
  .top-title { font-size: 12px; }
  .top-back { font-size: 18px; padding: 4px; }

  .panel {
    top: auto;
    bottom: 0;
    left: 0;
    right: 0;
    width: auto;
    border-radius: var(--radius-md) var(--radius-md) 0 0;
  }

  .drawer {
    width: 100%;
    max-width: 100%;
  }
}