:root {
  --zy-panel: var(--portal-panel, rgba(255, 253, 247, 0.92));
  --zy-surface: var(--portal-panel-strong, var(--surface, #fffefb));
  --zy-line: var(--portal-soft-line, rgba(32, 35, 33, 0.08));
  --zy-shadow: var(--portal-warm-shadow, 0 18px 48px rgba(46, 41, 33, 0.1));
}

.zy-main {
  min-width: 0;
}

.zy-shell,
.zy-detail-shell {
  width: 100%;
  max-width: none;
  margin: 0 auto;
  padding: 22px 18px 40px;
}

.zy-panel,
.zy-detail {
  width: min(100%, 1120px);
  margin: 0 auto;
}

.zy-panel {
  padding: 22px 20px;
  border: 1px solid var(--zy-line);
  border-radius: 18px;
  background: var(--zy-panel);
  box-shadow: var(--zy-shadow);
}

.zy-intro {
  margin: 0 0 16px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.9;
  letter-spacing: 0;
}

.zy-search {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 54px;
  padding: 0 8px 0 16px;
  border: 1px solid var(--zy-line);
  border-radius: 999px;
  background: var(--zy-surface);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.zy-search:focus-within {
  border-color: rgba(var(--accent-rgb), 0.5);
  box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.12);
}

.zy-search > svg,
.zy-search > i {
  width: 20px;
  height: 20px;
  flex: 0 0 auto;
  color: var(--muted);
}

.zy-search input {
  flex: 1;
  width: 100%;
  min-width: 0;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--ink);
  font: inherit;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0;
}

.zy-search input::placeholder {
  color: var(--muted);
  font-weight: 600;
}

.zy-search-submit {
  flex: 0 0 auto;
  min-height: 38px;
  padding: 8px 18px;
  border: 0;
  border-radius: 999px;
  background: var(--cinnabar);
  color: #fffdf7;
  cursor: pointer;
  font: inherit;
  font-weight: 800;
  letter-spacing: 0;
}

.zy-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 14px;
}

.zy-card {
  display: flex;
  align-items: center;
  min-width: 0;
  min-height: 76px;
  padding: 20px;
  border: 1px solid var(--zy-line);
  border-radius: 8px;
  background: var(--zy-surface);
  box-shadow: 0 12px 30px rgba(46, 41, 33, 0.075);
  color: inherit;
  transition: transform 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
}

.zy-card:hover {
  transform: translateY(-2px);
  border-color: rgba(var(--accent-rgb), 0.28);
  box-shadow: 0 20px 42px rgba(46, 41, 33, 0.13);
}

.zy-card:active {
  transform: translateY(0);
}

.zy-card-title {
  max-width: 100%;
  margin: 0;
  color: var(--ink);
  font-size: 18px;
  font-weight: 900;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.zy-loading,
.zy-empty {
  grid-column: 1 / -1;
  min-height: 180px;
  display: grid;
  place-items: center;
  padding: 40px 18px;
  color: var(--muted);
  text-align: center;
  font-size: 14px;
}

.zy-pager {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  padding-top: 24px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.zy-pager button {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border: 1px solid var(--zy-line);
  border-radius: 50%;
  background: var(--zy-surface);
  color: var(--cinnabar);
  cursor: pointer;
}

.zy-pager button:disabled {
  opacity: 0.38;
  cursor: not-allowed;
}

.zy-pager button svg,
.zy-pager button i {
  width: 19px;
  height: 19px;
}

.zy-detail {
  padding: 22px;
  border: 1px solid var(--zy-line);
  border-radius: 18px;
  background: var(--zy-panel);
  box-shadow: var(--zy-shadow);
}

.zy-lyrics,
.zy-notation-guide {
  width: min(100%, 920px);
  margin-right: auto;
  margin-left: auto;
}

.zy-lyrics {
  margin-bottom: 20px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--zy-line);
}

.zy-section-title {
  margin: 0;
  color: var(--ink);
  font-size: 20px;
  font-weight: 900;
  line-height: 1.45;
  letter-spacing: 0;
}

.zy-lyrics-text {
  margin: 12px 0 0;
  color: var(--ink);
  font-size: 16px;
  line-height: 2;
  letter-spacing: 0;
  text-align: center;
  white-space: pre-wrap;
  overflow-wrap: break-word;
  word-break: normal;
}

.zy-score-list {
  width: min(100%, 920px);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0;
  background: transparent;
}

.zy-score-page {
  width: 100%;
  margin: 0;
  padding: 0;
  overflow: visible;
  border: 0;
  background: transparent;
  line-height: 0;
}

.zy-score-open {
  width: 100%;
  display: block;
  margin: 0;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: zoom-in;
  appearance: none;
  -webkit-appearance: none;
}

.zy-score-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: contain;
  background: transparent;
  mix-blend-mode: multiply;
}

.zy-notation-guide {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--zy-line);
}

.zy-notation-guide-copy {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
  letter-spacing: 0;
}

.zy-notation-guide-image {
  width: 100%;
  height: auto;
  display: block;
  margin-top: 14px;
  background: transparent;
  mix-blend-mode: multiply;
}

.zy-score-page.is-error {
  min-height: 220px;
  display: grid;
  place-items: center;
}

.zy-image-error {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
}

body.zy-lightbox-open {
  overflow: hidden;
}

.zy-lightbox[hidden] {
  display: none;
}

.zy-lightbox {
  position: fixed;
  z-index: 1200;
  inset: 0;
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr) 52px;
  align-items: center;
  gap: 16px;
  padding: max(22px, env(safe-area-inset-top)) max(20px, env(safe-area-inset-right)) max(22px, env(safe-area-inset-bottom)) max(20px, env(safe-area-inset-left));
  background: rgba(10, 16, 14, 0.96);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.zy-lightbox-stage {
  width: 100%;
  height: calc(100dvh - 44px);
  min-width: 0;
  display: grid;
  place-items: center;
  overflow: auto;
  overscroll-behavior: contain;
  scrollbar-color: rgba(255, 255, 255, 0.32) transparent;
}

.zy-lightbox-zoom {
  max-width: 100%;
  max-height: 100%;
  display: block;
  margin: auto;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: zoom-in;
}

.zy-lightbox-zoom img {
  width: auto;
  max-width: 100%;
  height: auto;
  max-height: calc(100dvh - 44px);
  display: block;
  object-fit: contain;
  user-select: none;
  -webkit-user-drag: none;
}

.zy-lightbox-stage.is-zoomed {
  display: block;
}

.zy-lightbox-zoom.is-zoomed {
  width: max-content;
  max-width: none;
  max-height: none;
  cursor: zoom-out;
}

.zy-lightbox-zoom.is-zoomed img {
  max-width: none;
  max-height: none;
}

.zy-lightbox-close,
.zy-lightbox-step {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  cursor: pointer;
}

.zy-lightbox-close:hover,
.zy-lightbox-step:hover {
  background: rgba(255, 255, 255, 0.18);
}

.zy-lightbox-close:focus-visible,
.zy-lightbox-step:focus-visible,
.zy-lightbox-zoom:focus-visible {
  outline: 2px solid #fff;
  outline-offset: 3px;
}

.zy-lightbox-close {
  position: absolute;
  z-index: 2;
  top: max(14px, env(safe-area-inset-top));
  right: max(14px, env(safe-area-inset-right));
}

.zy-lightbox-close svg,
.zy-lightbox-step svg {
  width: 24px;
  height: 24px;
}

.zy-lightbox-prev {
  justify-self: end;
}

.zy-lightbox-next {
  justify-self: start;
}

.zy-search-submit:focus-visible,
.zy-card:focus-visible,
.zy-score-open:focus-visible,
.zy-pager button:focus-visible {
  outline: 2px solid var(--cinnabar);
  outline-offset: 2px;
}

.hidden {
  display: none !important;
}

@media (max-width: 960px) {
  .zy-list {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .zy-shell,
  .zy-detail-shell {
    min-width: 0;
    padding: 0 0 32px;
  }

  .zy-panel,
  .zy-detail {
    width: 100%;
    min-width: 0;
    padding: 0;
  }

  .zy-panel {
    padding: 16px;
    border-radius: 18px;
  }

  .zy-detail {
    padding: 16px;
    border-radius: 18px;
  }

  .zy-lyrics {
    margin-bottom: 16px;
    padding-bottom: 16px;
  }

  .zy-section-title {
    font-size: 18px;
  }

  .zy-lyrics-text {
    margin-top: 10px;
    font-size: 15px;
    line-height: 1.9;
  }

  .zy-notation-guide {
    margin-top: 18px;
    padding-top: 16px;
  }

  .zy-notation-guide-copy {
    font-size: 14px;
  }

  .zy-intro {
    display: none;
  }

  .zy-search {
    width: 100%;
    min-width: 0;
    min-height: 50px;
    padding-left: 14px;
  }

  .zy-search input {
    width: 0;
  }

  .zy-search-submit {
    padding: 7px 14px;
    font-size: 13px;
  }

  .zy-list {
    gap: 10px;
  }

  .zy-card {
    min-height: 68px;
    padding: 16px;
    border-radius: 8px;
  }

  .zy-card-title {
    font-size: 16px;
  }

  .zy-score-page {
    padding: 0;
  }

  .zy-lightbox {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: max(52px, env(safe-area-inset-top)) 12px max(16px, env(safe-area-inset-bottom));
  }

  .zy-lightbox-stage {
    width: 100%;
    height: calc(100dvh - 68px);
  }

  .zy-lightbox-zoom img {
    max-height: calc(100dvh - 68px);
  }

  .zy-lightbox-step {
    position: absolute;
    z-index: 2;
    top: 50%;
    width: 40px;
    height: 40px;
    transform: translateY(-50%);
    background: rgba(10, 16, 14, 0.58);
  }

  .zy-lightbox-prev {
    left: 8px;
  }

  .zy-lightbox-next {
    right: 8px;
  }

}

@media (max-width: 390px) {
  .zy-card {
    padding: 15px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .zy-card {
    transition: none;
  }
}