:root {
  color-scheme: light;
  --bg: #f7f5ef;
  --panel: #ffffff;
  --ink: #1d2424;
  --muted: #637070;
  --line: #d7ddd6;
  --accent: #126b6f;
  --accent-ink: #ffffff;
  --warn: #a44f16;
  --note: #5a4a8e;
  --shadow: 0 10px 28px rgba(31, 42, 42, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Yu Gothic UI", "Yu Gothic", Meiryo, system-ui, sans-serif;
  line-height: 1.55;
}

button,
input,
select {
  font: inherit;
}

button,
select,
input[type="search"] {
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  color: var(--ink);
}

button {
  cursor: pointer;
  padding: 0.55rem 0.8rem;
}

button:hover {
  border-color: var(--accent);
}

.app-header {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: end;
  padding: 1.4rem clamp(1rem, 3vw, 2rem) 1rem;
  background: #244342;
  color: #fff;
}

.eyebrow {
  margin: 0 0 0.2rem;
  color: #c7dbd4;
  font-size: 0.85rem;
}

h1 {
  margin: 0;
  font-size: clamp(1.5rem, 3vw, 2.35rem);
  font-weight: 700;
}

.stats {
  color: #e4efeb;
  font-size: 0.9rem;
  text-align: right;
}

main {
  padding: 1rem clamp(1rem, 3vw, 2rem) 2rem;
}

.controls,
.toolbar {
  background: var(--panel);
  border-bottom: 1px solid var(--line);
  padding: 1rem;
}

.controls {
  border-radius: 8px 8px 0 0;
}

.search-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.75rem;
  align-items: end;
}

.search-box,
.filter-grid label,
.toolbar label {
  display: grid;
  gap: 0.3rem;
  color: var(--muted);
  font-size: 0.86rem;
}

.search-box input {
  width: 100%;
  padding: 0.65rem 0.75rem;
}

.filter-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.75rem;
  margin-top: 0.8rem;
}

.filter-grid select,
.toolbar select {
  min-width: 0;
  padding: 0.55rem 0.6rem;
}

.filter-select-native {
  display: none;
}

.filter-dropdown {
  position: relative;
  display: flex;
  min-width: 0;
}

.filter-dropdown-trigger {
  width: 100%;
  min-height: 2.35rem;
  padding: 0.55rem 2.1rem 0.55rem 0.65rem;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  color: var(--ink);
  text-align: left;
}

.filter-dropdown-trigger:hover {
  border-color: var(--accent);
}

.filter-dropdown-trigger:focus-visible {
  outline: 2px solid rgba(18, 107, 111, 0.24);
  outline-offset: 1px;
}

.filter-dropdown-trigger.is-placeholder {
  color: var(--muted);
}

.filter-dropdown-trigger-text {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.filter-dropdown-clear {
  position: absolute;
  right: 1.75rem;
  top: 50%;
  width: 1.2rem;
  height: 1.2rem;
  padding: 0;
  transform: translateY(-50%);
  border: 0;
  background: transparent;
  color: var(--muted);
  line-height: 1;
}

.filter-dropdown-clear:hover {
  color: var(--warn);
}

.filter-dropdown-clear[hidden],
.filter-dropdown-arrow[hidden] {
  display: none !important;
}

.filter-dropdown-arrow {
  position: absolute;
  right: 0.75rem;
  top: 50%;
  width: 0;
  height: 0;
  transform: translateY(-30%);
  border-left: 5px solid transparent;
  border-right: 5px solid transparent;
  border-top: 5px solid var(--muted);
  pointer-events: none;
}

.filter-dropdown.is-open .filter-dropdown-arrow {
  transform: translateY(-30%) rotate(180deg);
}

.filter-dropdown-backdrop {
  position: fixed;
  inset: 0;
  z-index: 1999;
  background: transparent;
}

.filter-dropdown-backdrop[hidden],
.filter-dropdown-portal[hidden] {
  display: none !important;
}

.filter-dropdown-portal {
  position: fixed;
  z-index: 2000;
}

.filter-dropdown-panel {
  display: grid;
  gap: 0.45rem;
  padding: 0.55rem;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  box-shadow: var(--shadow);
}

.filter-dropdown-sheet-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  min-height: 2.25rem;
}

.filter-dropdown-sheet-title {
  min-width: 0;
  overflow: hidden;
  color: var(--ink);
  font-weight: 700;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.filter-dropdown-sheet-close {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #f2f5f3;
  color: var(--muted);
  font: inherit;
  font-size: 1.2rem;
  line-height: 1;
}

.filter-dropdown-sheet-close:hover {
  border-color: var(--accent);
  background: #e7f0ef;
  color: var(--ink);
}

.filter-dropdown-search {
  width: 100%;
  min-height: 2.2rem;
  padding: 0.45rem 0.55rem;
}

.filter-dropdown-options {
  list-style: none;
  margin: 0;
  padding: 0;
  min-height: 0;
  max-height: min(320px, 50vh);
  overflow: auto;
  border: 1px solid var(--line);
}

.filter-dropdown-option {
  display: flex;
  align-items: center;
  min-width: 100%;
  width: max-content;
  padding: 0.45rem 0.6rem;
  cursor: pointer;
  white-space: nowrap;
}

.filter-dropdown-option:hover,
.filter-dropdown-option.is-highlighted {
  background: #e7f0ef;
}

.filter-dropdown-option.is-selected {
  font-weight: 700;
}

.filter-dropdown-empty {
  padding: 0.6rem;
  color: var(--muted);
}

.toggle-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.1rem;
  margin-top: 0.9rem;
  color: var(--ink);
  font-size: 0.92rem;
}

.toolbar {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  margin-bottom: 1rem;
  border-radius: 0 0 8px 8px;
}

.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 1rem;
}

.card {
  display: grid;
  grid-template-rows: 190px auto;
  min-width: 0;
  overflow: hidden;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 1px 2px rgba(31, 42, 42, 0.05);
}

.thumb-button {
  width: 100%;
  height: 190px;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: #e7ece8;
}

.thumb-button img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.card-body {
  display: grid;
  gap: 0.55rem;
  padding: 0.8rem;
}

.taxon-name {
  margin: 0;
  font-size: 1rem;
  font-weight: 700;
  overflow-wrap: anywhere;
}

.citation {
  margin: 0;
  color: var(--muted);
  font-size: 0.85rem;
  overflow-wrap: anywhere;
}

.badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  min-height: 1.45rem;
  padding: 0.1rem 0.45rem;
  border-radius: 999px;
  background: #edf2f1;
  color: #2d5554;
  font-size: 0.76rem;
}

.badge.type {
  background: #dceeed;
  color: #095d61;
}

.badge.warn {
  background: #f5e5d8;
  color: var(--warn);
}

.badge.note {
  background: #ece8f7;
  color: var(--note);
}

.empty {
  padding: 2rem;
  text-align: center;
  color: var(--muted);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.figure-dialog {
  position: relative;
  overflow: visible;
  width: min(1360px, calc(100vw - 7rem));
  height: min(840px, calc(100vh - 2.5rem));
  max-height: calc(100vh - 2.5rem);
  padding: 0;
  border: 0;
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.figure-dialog::backdrop {
  background: rgba(20, 30, 30, 0.55);
}

.dialog-close {
  position: absolute;
  right: -3rem;
  top: 0;
  z-index: 5;
}

#dialogBody {
  position: relative;
  height: 100%;
  overflow: visible;
}

.dialog-layout {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(340px, 420px);
  height: 100%;
  overflow: hidden;
  border-radius: 8px;
}

.dialog-image {
  position: relative;
  min-height: 0;
  background: #edf0ed;
  display: grid;
  place-items: center;
  overflow: hidden;
}

.dialog-image img {
  width: auto;
  height: auto;
  max-width: 100%;
  max-height: min(840px, calc(100vh - 2.5rem));
  object-fit: contain;
  display: block;
}

.dialog-meta {
  overflow: auto;
  padding: 1.2rem;
}

.dialog-meta h2 {
  margin: 0 2rem 0.5rem 0;
  font-size: 1.35rem;
  overflow-wrap: anywhere;
}

.dialog-position {
  margin: 0 0 0.6rem;
  color: var(--muted);
  font-size: 0.85rem;
}

.modal-nav,
.dialog-close {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  position: absolute;
  width: 3rem;
  height: 3rem;
  padding: 0;
  border: 1px solid rgba(255, 255, 255, 0.45);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.96);
  color: var(--accent);
  line-height: 1;
  box-shadow: 0 8px 22px rgba(20, 30, 30, 0.26);
  transition: background-color 0.16s ease, border-color 0.16s ease, color 0.16s ease;
}

.modal-nav {
  top: 50%;
  z-index: 4;
  transform: translateY(-50%);
}

.modal-nav:hover,
.dialog-close:hover {
  border-color: var(--accent);
  background: var(--accent);
  color: #fff;
}

.modal-nav:focus-visible,
.dialog-close:focus-visible {
  outline: 3px solid rgba(255, 255, 255, 0.72);
  outline-offset: 2px;
}

.modal-nav::before,
.dialog-close::before,
.dialog-close::after {
  content: "";
  display: block;
}

.modal-nav::before {
  width: 0.78rem;
  height: 0.78rem;
  border-top: 2px solid currentColor;
  border-left: 2px solid currentColor;
}

.modal-prev {
  left: -3rem;
}

.modal-prev::before {
  transform: translateX(0.16rem) rotate(-45deg);
}

.modal-next {
  right: -3rem;
}

.modal-next::before {
  transform: translateX(-0.16rem) rotate(135deg);
}

.dialog-close::before,
.dialog-close::after {
  position: absolute;
  width: 1rem;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
}

.dialog-close::before {
  transform: rotate(45deg);
}

.dialog-close::after {
  transform: rotate(-45deg);
}

.figure-dialog.narrow-image {
  height: min(840px, calc(100vh - 7rem));
  max-height: calc(100vh - 7rem);
}

.meta-list {
  display: grid;
  grid-template-columns: max-content minmax(0, 1fr);
  gap: 0.45rem 0.75rem;
  margin: 1rem 0;
}

.meta-list dt {
  color: var(--muted);
}

.meta-list dd {
  margin: 0;
  overflow-wrap: anywhere;
}

.notes {
  display: grid;
  gap: 0.55rem;
  margin-top: 1rem;
}

.note-block {
  padding: 0.65rem;
  border-left: 4px solid var(--note);
  background: #f6f3ff;
}

.dialog-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.dialog-links a {
  display: inline-flex;
  padding: 0.45rem 0.65rem;
  border-radius: 6px;
  background: var(--accent);
  color: var(--accent-ink);
  text-decoration: none;
}

.literature-block {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
}

.literature-block h3 {
  margin: 0 0 0.5rem;
  font-size: 1rem;
}

.literature-block p {
  margin: 0.55rem 0 0;
  color: var(--ink);
  font-size: 0.9rem;
}

@media (max-width: 780px) {
  .app-header,
  .toolbar {
    display: grid;
    align-items: start;
  }

  .stats {
    text-align: left;
  }

  .search-row,
  .filter-grid,
  .dialog-layout {
    grid-template-columns: 1fr;
  }

  .figure-dialog {
    width: min(100vw - 1rem, 720px);
    height: min(100vh - 6.5rem, 860px);
    max-height: calc(100vh - 6.5rem);
  }

  .dialog-layout {
    height: 100%;
  }

  .dialog-image {
    min-height: min(58vh, 520px);
  }

  .dialog-image img {
    max-height: min(58vh, 520px);
  }

  .modal-nav {
    left: 50%;
    top: auto;
    width: 2.75rem;
    height: 2.75rem;
    transform: translateX(-50%);
  }

  .dialog-close {
    right: 0;
    top: -3rem;
    width: 2.75rem;
    height: 2.75rem;
  }

  .modal-prev {
    top: -3rem;
  }

  .modal-next {
    bottom: -3rem;
  }

  .modal-prev::before {
    transform: translateY(0.16rem) rotate(45deg);
  }

  .modal-next::before {
    transform: translateY(-0.16rem) rotate(225deg);
  }
}

.figure-dialog.narrow-image .modal-nav {
  left: 50%;
  right: auto;
  top: auto;
  width: 2.75rem;
  height: 2.75rem;
  transform: translateX(-50%);
}

.figure-dialog.narrow-image .modal-prev {
  top: -3rem;
}

.figure-dialog.narrow-image .modal-next {
  bottom: -3rem;
}

.figure-dialog.narrow-image .modal-prev,
.figure-dialog.narrow-image .modal-next {
  color: var(--accent);
}

.figure-dialog.narrow-image .modal-prev::before {
  transform: translateY(0.16rem) rotate(45deg);
}

.figure-dialog.narrow-image .modal-next::before {
  transform: translateY(-0.16rem) rotate(225deg);
}