:root {
  color-scheme: light;
  --bg: #f4ecde;
  --bg-deep: #eadcc6;
  --surface: rgba(255, 250, 241, 0.84);
  --surface-strong: rgba(255, 252, 246, 0.94);
  --surface-solid: #fbf7ef;
  --surface-muted: rgba(245, 236, 223, 0.92);
  --ink: #1f2218;
  --ink-soft: #4b4e42;
  --ink-faint: #767969;
  --accent: #a8562a;
  --accent-deep: #7a3f20;
  --accent-soft: #e7d0bb;
  --line: rgba(136, 104, 69, 0.24);
  --line-strong: rgba(136, 104, 69, 0.42);
  --shadow: 0 18px 40px rgba(56, 40, 18, 0.08);
  --shadow-soft: 0 10px 24px rgba(56, 40, 18, 0.06);
  --radius-sm: 14px;
  --radius-md: 20px;
  --radius-lg: 30px;
  --radius-xl: 36px;
  --focus: 0 0 0 3px rgba(168, 86, 42, 0.22);
  --content-max: 1180px;
  --reader-max: 920px;
  --sans: "Avenir Next", "Segoe UI", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --serif: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", "Georgia", serif;
  --ui-gap: 1rem;
  --paper-noise:
    radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.75), transparent 34%),
    radial-gradient(circle at 80% 0%, rgba(235, 219, 197, 0.55), transparent 28%),
    radial-gradient(circle at 0% 100%, rgba(232, 211, 185, 0.65), transparent 26%);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--sans);
  color: var(--ink);
  background:
    radial-gradient(circle at top, rgba(255, 255, 255, 0.72), transparent 28%),
    linear-gradient(180deg, #f8f3ea 0%, var(--bg) 42%, #efe2cb 100%);
  text-rendering: optimizeLegibility;
}

body.reader-open {
  overflow: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select {
  font: inherit;
}

button,
select,
input {
  border: 0;
  background: none;
  color: inherit;
}

button {
  cursor: pointer;
}

[hidden] {
  display: none !important;
}

:focus-visible {
  outline: none;
  box-shadow: var(--focus);
}

.skip-link,
.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;
}

.skip-link:focus-visible {
  width: auto;
  height: auto;
  margin: 1rem;
  clip: auto;
  padding: 0.85rem 1rem;
  border-radius: 999px;
  background: var(--surface-solid);
  z-index: 1000;
}

.page-shell {
  width: min(100%, calc(var(--content-max) + 2rem));
  margin: 0 auto;
  padding: 1rem 0.75rem 2rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  padding: 0.4rem 0 1rem;
  backdrop-filter: blur(20px);
}

.brand-wrap,
.controls-panel,
.site-footer,
.status-card,
.error-card,
.empty-card,
.song-card__link,
.reader-shell {
  background: var(--paper-noise), var(--surface);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.brand-wrap,
.controls-panel {
  border-radius: var(--radius-xl);
}

.brand-wrap {
  padding: 0.9rem 1rem 0.75rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.9rem;
}

.brand--linked {
  width: fit-content;
}

.brand-mark {
  width: 2.85rem;
  height: 2.85rem;
  flex: none;
}

.brand-wordmark {
  font-family: var(--serif);
  font-size: clamp(2rem, 5vw, 3.2rem);
  line-height: 0.95;
  letter-spacing: -0.04em;
}

.inline-link {
  color: var(--accent-deep);
  text-decoration: underline;
  text-decoration-color: rgba(122, 63, 32, 0.35);
  text-underline-offset: 0.18em;
}

.inline-link:hover {
  text-decoration-color: currentColor;
}

.controls-panel {
  margin-top: 0.85rem;
  padding: 1rem;
}

.controls-form {
  display: grid;
  gap: 0.85rem;
}

.search-field {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  border-radius: 24px;
  background: rgba(255, 252, 247, 0.9);
  border: 1px solid var(--line-strong);
  padding: 0.95rem 1rem;
}

.search-field input {
  flex: 1;
  min-width: 0;
  font-size: 1.14rem;
}

.search-field input::placeholder,
.control-chip input::placeholder,
.control-chip select {
  color: var(--ink-faint);
}

.field-icon,
.icon-button svg {
  width: 1.45rem;
  height: 1.45rem;
  flex: none;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.filter-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.65rem;
}

.control-chip,
.ghost-chip,
.primary-button,
.ghost-button,
.icon-button,
.copy-option {
  border-radius: 999px;
  transition: transform 180ms ease, border-color 180ms ease, background-color 180ms ease;
}

.control-chip,
.ghost-chip,
.ghost-button,
.primary-button {
  min-height: 3rem;
  border: 1px solid var(--line-strong);
  background: rgba(255, 250, 241, 0.78);
}

.control-chip {
  display: flex;
  align-items: center;
  padding: 0 0.95rem;
}

.control-chip input,
.control-chip select {
  width: 100%;
  min-width: 0;
}

.select-chip {
  position: relative;
}

.select-chip::after {
  content: "";
  position: absolute;
  right: 1rem;
  width: 0.6rem;
  height: 0.6rem;
  border-right: 1.6px solid currentColor;
  border-bottom: 1.6px solid currentColor;
  transform: rotate(45deg) translateY(-18%);
  pointer-events: none;
  opacity: 0.6;
}

.control-chip select {
  appearance: none;
  padding-right: 1.1rem;
}

.ghost-chip,
.ghost-button,
.primary-button {
  padding: 0 1rem;
  font-weight: 600;
}

.ghost-chip,
.ghost-button {
  color: var(--ink-soft);
}

.primary-button {
  color: #fff8f2;
  border-color: transparent;
  background: linear-gradient(180deg, var(--accent) 0%, var(--accent-deep) 100%);
}

.site-main {
  padding-top: 1rem;
}

.status-card,
.error-card,
.empty-card {
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.1rem;
  margin-bottom: 1rem;
}

.error-card h3,
.empty-card h3 {
  margin: 0 0 0.35rem;
  font-family: var(--serif);
  font-size: 1.45rem;
}

.error-card p,
.empty-card p {
  margin: 0;
  color: var(--ink-soft);
}

.error-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1rem;
}

.song-list {
  display: grid;
  gap: 1rem;
}

.song-card {
  min-width: 0;
}

.song-card__link {
  position: relative;
  display: block;
  overflow: hidden;
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.15rem;
  background:
    linear-gradient(135deg, rgba(255, 251, 244, 0.98), rgba(247, 239, 226, 0.9)),
    var(--paper-noise);
  min-height: 9.75rem;
}

.song-card__link::after {
  content: "";
  position: absolute;
  inset: 1rem 0.9rem 1rem auto;
  width: min(18vw, 5.6rem);
  border-radius: 18px;
  opacity: 0.65;
  background:
    linear-gradient(135deg, transparent 0 18%, rgba(169, 112, 71, 0.2) 18% 32%, transparent 32% 45%, rgba(202, 152, 120, 0.22) 45% 56%, transparent 56% 68%, rgba(102, 112, 86, 0.18) 68% 82%, transparent 82% 100%),
    linear-gradient(180deg, rgba(168, 86, 42, 0.12), transparent 50%, rgba(86, 98, 75, 0.1));
  clip-path: polygon(45% 0, 100% 0, 100% 100%, 0 100%, 0 66%, 26% 66%, 26% 38%, 45% 38%);
  pointer-events: none;
}

.song-card__link:hover,
.song-card__link:focus-visible {
  transform: translateY(-2px);
  border-color: var(--line-strong);
}

.song-card__header {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.85rem;
}

.song-card__title {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(1.9rem, 5vw, 2.7rem);
  line-height: 0.98;
  letter-spacing: -0.03em;
}

.song-card__chevron {
  color: var(--accent-deep);
  padding-top: 0.2rem;
}

.song-card__chevron svg {
  width: 1.55rem;
  height: 1.55rem;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.song-card__meta {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 0.7rem;
  align-items: center;
  margin: 0.9rem 0 0;
  padding: 0;
  list-style: none;
}

.song-card__meta li {
  color: var(--ink-soft);
  font-size: 0.98rem;
}

.song-card__meta li.primary {
  color: var(--accent-deep);
}

.load-more-wrap {
  display: flex;
  justify-content: center;
  padding-top: 1rem;
}

.reader-view {
  position: fixed;
  inset: 0;
  z-index: 40;
  overflow-y: auto;
  background:
    radial-gradient(circle at top, rgba(255, 255, 255, 0.55), transparent 36%),
    linear-gradient(180deg, rgba(247, 240, 226, 0.98), rgba(243, 233, 216, 0.99));
}

.reader-shell {
  width: min(100%, calc(var(--reader-max) + 1.25rem));
  min-height: 100%;
  margin: 0 auto;
  padding: 0 0.625rem 4rem;
  border-top-left-radius: 0;
  border-top-right-radius: 0;
  border-bottom-left-radius: var(--radius-xl);
  border-bottom-right-radius: var(--radius-xl);
}

.reader-header {
  position: sticky;
  top: 0;
  z-index: 10;
  padding-top: 0.65rem;
  background:
    linear-gradient(180deg, rgba(250, 244, 235, 0.98) 0%, rgba(250, 244, 235, 0.88) 76%, rgba(250, 244, 235, 0));
  backdrop-filter: blur(20px);
}

.reader-topbar {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 0.75rem;
}

.reader-brand {
  justify-self: center;
  color: var(--accent-deep);
}

.reader-brand-mark {
  width: 2rem;
  height: 2rem;
}

.reader-actions {
  position: relative;
}

.icon-button {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  min-height: 2.9rem;
  padding: 0 0.95rem;
  border: 1px solid transparent;
  color: var(--ink);
}

.text-button {
  background: rgba(255, 250, 243, 0.72);
}

.copy-panel {
  position: absolute;
  top: calc(100% + 0.35rem);
  right: 0;
  width: min(15rem, calc(100vw - 1rem));
  display: grid;
  gap: 0.3rem;
  padding: 0.4rem;
  border-radius: 18px;
  background: rgba(255, 250, 243, 0.98);
  border: 1px solid var(--line-strong);
  box-shadow: var(--shadow-soft);
}

.copy-option {
  min-height: 2.85rem;
  padding: 0.7rem 0.85rem;
  text-align: left;
  background: transparent;
}

.copy-option:hover,
.copy-option:focus-visible {
  background: rgba(168, 86, 42, 0.08);
}

.reader-headline {
  padding: 1.2rem 0 1.3rem;
}

.reader-variant {
  margin: 0 0 0.55rem;
  color: var(--accent-deep);
  font-weight: 600;
  letter-spacing: 0.02em;
}

.reader-headline h1,
.reader-headline h2 {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(2.4rem, 7vw, 4.4rem);
  line-height: 0.96;
  letter-spacing: -0.045em;
}

.reader-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem 0.9rem;
  list-style: none;
  padding: 0;
  margin: 1rem 0 0;
  color: var(--ink-soft);
}

.reader-meta li {
  position: relative;
  font-size: 1.02rem;
}

.reader-meta li + li::before {
  content: "•";
  position: absolute;
  left: -0.58rem;
  color: var(--accent);
}

.reader-meta li.primary {
  color: var(--accent-deep);
}

.song-article {
  padding-top: 0.5rem;
}

.lyrics-body {
  padding-bottom: 1rem;
}

.lyrics-stanza {
  margin: 0;
  padding: 2rem 0 0;
  border-top: 1px solid rgba(168, 86, 42, 0.16);
}

.lyrics-stanza:first-child {
  padding-top: 0;
  border-top: 0;
}

.lyrics-line {
  margin: 0;
  font-size: clamp(1.45rem, 1.15rem + 1vw, 2.2rem);
  line-height: 1.58;
  letter-spacing: -0.01em;
}

.related-section {
  padding-top: 2rem;
}

.related-header h2,
.related-header h3 {
  margin: 0 0 0.85rem;
  font-family: var(--serif);
  font-size: 1.65rem;
}

.related-list {
  display: grid;
  gap: 0.75rem;
}

.related-link {
  display: block;
  border-radius: 22px;
  padding: 1rem;
  border: 1px solid var(--line);
  background: rgba(255, 251, 245, 0.82);
}

.related-link strong {
  display: block;
  font-family: var(--serif);
  font-size: 1.25rem;
  line-height: 1.08;
}

.related-link span {
  display: block;
  margin-top: 0.4rem;
  color: var(--ink-soft);
}

.site-footer {
  margin-top: 1.2rem;
  border-radius: var(--radius-lg);
  padding: 1rem 1.15rem;
  color: var(--ink-soft);
}

.site-footer p {
  margin: 0;
}

.site-footer p + p {
  margin-top: 0.3rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  align-items: center;
}

.detail-document,
.directory-document {
  min-height: 100vh;
}

.detail-document .page-shell,
.directory-document .page-shell {
  width: min(100%, calc(var(--reader-max) + 2rem));
}

.static-reader-shell {
  padding-bottom: 2.5rem;
}

.directory-header {
  position: sticky;
  top: 0;
  z-index: 20;
  padding: 0.4rem 0 1rem;
  backdrop-filter: blur(20px);
}

.directory-main {
  display: grid;
  gap: 1rem;
}

.directory-card {
  background: var(--paper-noise), var(--surface);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  border-radius: var(--radius-xl);
  padding: 1.15rem 1rem;
}

.directory-card h1 {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(2.3rem, 8vw, 4rem);
  line-height: 0.96;
  letter-spacing: -0.045em;
}

.directory-card p {
  margin: 0.55rem 0 0;
  color: var(--ink-soft);
}

.directory-back {
  margin: 0 0 0.7rem !important;
}

.alpha-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(3rem, 1fr));
  gap: 0.55rem;
  margin-top: 1rem;
}

.alpha-grid--tight {
  grid-template-columns: repeat(auto-fit, minmax(2.8rem, 1fr));
}

.alpha-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  border-radius: 18px;
  border: 1px solid var(--line-strong);
  background: rgba(255, 250, 241, 0.78);
  font-weight: 700;
  color: var(--ink-soft);
}

.alpha-link.is-active {
  color: #fff8f2;
  border-color: transparent;
  background: linear-gradient(180deg, var(--accent) 0%, var(--accent-deep) 100%);
}

.alpha-link:hover,
.alpha-link:focus-visible,
.archive-entry__title:hover,
.archive-entry__title:focus-visible,
.data-download:hover,
.data-download:focus-visible {
  transform: translateY(-1px);
  border-color: var(--line-strong);
}

.archive-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.95rem;
}

.archive-entry {
  padding-bottom: 0.95rem;
  border-bottom: 1px solid rgba(168, 86, 42, 0.14);
}

.archive-entry:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.archive-entry__title {
  display: inline-block;
  font-family: var(--serif);
  font-size: clamp(1.45rem, 4vw, 2rem);
  line-height: 1.02;
}

.archive-entry__meta {
  margin: 0.35rem 0 0;
  color: var(--ink-soft);
  font-size: 0.98rem;
}

.data-downloads {
  display: grid;
  gap: 0.85rem;
}

.data-download {
  display: grid;
  gap: 0.2rem;
  padding: 1rem;
  border-radius: 22px;
  border: 1px solid var(--line);
  background: rgba(255, 251, 245, 0.82);
}

.data-download strong {
  font-size: 1.08rem;
}

.data-download span {
  color: var(--ink-soft);
}

.toast {
  position: fixed;
  left: 50%;
  bottom: 1rem;
  transform: translateX(-50%);
  z-index: 50;
  max-width: calc(100% - 1.5rem);
  padding: 0.85rem 1rem;
  border-radius: 999px;
  background: rgba(31, 34, 24, 0.94);
  color: #fffaf2;
  box-shadow: var(--shadow-soft);
}

.symbol-defs {
  position: absolute;
}

@media (min-width: 700px) {
  .page-shell {
    padding-inline: 1rem;
  }

  .brand-wrap,
  .controls-panel {
    padding-inline: 1.35rem;
  }

  .filter-row {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .song-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .reader-shell {
    padding-inline: 1rem;
  }

  .directory-card {
    padding: 1.35rem 1.2rem;
  }

  .archive-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 1.2rem;
  }
}

@media (min-width: 1024px) {
  .page-shell {
    padding-top: 1.4rem;
  }

  .brand-wrap {
    padding-top: 1rem;
  }

  .controls-panel {
    padding-top: 1.1rem;
  }

  .song-card__link {
    min-height: 10.5rem;
    padding: 1.4rem 1.35rem;
  }

  .reader-shell {
    padding-inline: 1.4rem;
  }

  .filter-row {
    grid-template-columns: 1.1fr 1.1fr 0.8fr 1fr 0.9fr;
  }

  .archive-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 1ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 1ms !important;
  }
}