:root {
  --bg-color: #fafaf8;
  --text-color: #1a1a1a;
  --accent-color: #007aff;
  --item-bg: #ecece8;
  --panel-bg: #f7f7f5;
  --border-color: rgba(0, 0, 0, 0.08);
  --muted: #5f5f5f;
  --today-color: #8c7a3f;
}

body.dark-theme {
  --bg-color: #111113;
  --text-color: #f2f2f2;
  --accent-color: #0a84ff;
  --item-bg: #1d1d20;
  --panel-bg: #161616;
  --border-color: rgba(255, 255, 255, 0.08);
  --muted: #b8b8b8;
  --today-color: #b7a15a;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", sans-serif;
  background: var(--bg-color);
  color: var(--text-color);
  line-height: 1.4;
  transition: background-color 0.2s ease, color 0.2s ease;
}

button,
input {
  font: inherit;
}

.app-shell {
  width: min(1200px, calc(100% - 8px));
  margin: 0 auto;
  padding: 8px 0 14px;
}

.hidden {
  display: none;
}

.search-wrapper {
  position: relative;
}

#indexSearch,
#searchInput {
  width: 100%;
  min-height: 40px;
  padding: 8px 42px 8px 10px;
  border-radius: 10px;
  border: 1px solid var(--border-color);
  background: var(--item-bg);
  color: var(--text-color);
  outline: none;
}

#searchInput:focus {
  border-color: var(--accent-color);
}

.clear-search {
  position: absolute;
  top: 50%;
  right: 6px;
  transform: translateY(-50%);
  width: 28px;
  height: 28px;
  border: none;
  border-radius: 50%;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  display: none;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.clear-search.visible {
  display: flex;
}

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

body.view-hymn .content-grid {
  grid-template-columns: minmax(250px, 330px) minmax(0, 1fr);
}

.panel {
  background: var(--panel-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  overflow: hidden;
}

.panel-head {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border-color);
}

.index-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 8px;
}

.index-head-top {
  display: flex;
  align-items: center;
  gap: 8px;
}

.index-head-top h2 {
  margin: 0;
  font-size: 0.92rem;
  white-space: nowrap;
}

.index-search-wrapper {
  min-width: 0;
}

.hymn-list {
  display: grid;
  gap: 4px;
  padding: 6px;
}

.today-hymns {
  margin-bottom: 2px;
}

.today-hymns.hidden {
  display: none;
}

.today-hymns-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 2px 6px 4px;
}

.today-hymns-head h3 {
  margin: 0;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--muted);
  letter-spacing: 0.01em;
}

.hymn-item {
  width: 100%;
  text-align: left;
  padding: 8px 10px;
  border: 1px solid var(--border-color);
  border-radius: 10px;
  background: var(--item-bg);
  color: var(--text-color);
  cursor: pointer;

  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.hymn-item-main {
  min-width: 0;
  flex: 1;
}

.today-toggle {
  flex-shrink: 0;
  border: 0;
  background: transparent;
  padding: 0;
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1;
  cursor: pointer;
  opacity: 0.45;
}

.today-toggle:hover {
  opacity: 0.9;
}

.today-toggle.active {
  opacity: 1;
  color: var(--today-color);
}

.hymn-item.active {
  border-color: var(--accent-color);
}

.hymn-number {
  display: block;
  font-size: 0.74rem;
  color: var(--muted);
  margin-bottom: 1px;
}

.hymn-title {
  display: block;
  font-weight: 600;
}

.hymn-detail {
  padding: 8px 4px;
}

.hymn-detail-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 6px;
  padding-bottom: 8px;
  margin-bottom: 8px;
  border-bottom: 1px solid var(--border-color);
}

.hymn-detail h2 {
  margin: 0;
  font-size: clamp(1.3rem, 4vw, 2rem);
}

.hymn-meta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: 6px;
}

.hymn-meta {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 12px;
  border-radius: 999px;
  background: var(--item-bg);
  color: var(--muted);
  font-size: 0.9rem;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 4px;
}

.back-link,
.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 30px;
  min-width: 30px;
  padding: 0 8px;
  border-radius: 999px;
  border: 1px solid var(--border-color);
  color: var(--text-color);
  background: var(--item-bg);
  cursor: pointer;
  font-size: 0.9rem;
}

.index-theme-toggle {
  flex-shrink: 0;
}

.hymn-text {
  font-family: inherit;
  font-size: 1rem;
  line-height: 1.18;
  font-weight: 400;
  margin: 0;
}

.hymn-stanza {
  white-space: pre-wrap;
}

.hymn-stanza + .hymn-stanza {
  margin-top: 0.72em;
}

.hymn-author {
  display: block;
  margin-top: 8px;
  padding-top: 6px;
  border-top: 1px solid var(--border-color);
  text-align: right;
  color: var(--muted);
  font-style: italic;
  font-size: 0.92rem;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media (min-width: 921px) {
  .hymn-list {
    max-height: calc(100vh - 150px);
    overflow: auto;
  }
}

@media (max-width: 920px) {
  .app-shell {
    width: min(1200px, calc(100% - 10px));
    padding: 4px 0 10px;
  }

  .content-grid,
  body.view-hymn .content-grid {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .panel-head {
    padding: 8px 10px;
  }

  .hymn-list {
    gap: 3px;
    padding: 4px;
  }

  .hymn-item {
    padding: 7px 9px;
  }

  .hymn-detail {
    padding: 6px 3px;
  }

  body.view-hymn #hymnIndexPanel {
    display: none;
  }
}