@font-face {
  font-family: Inter;
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url("../assets/fonts/inter-latin.woff2") format("woff2");
}

@font-face {
  font-family: "Plus Jakarta Sans";
  font-style: normal;
  font-weight: 600 700;
  font-display: swap;
  src: url("../assets/fonts/plus-jakarta-sans-latin.woff2") format("woff2");
}

:root {
  --color-primary: #1a365d;
  --color-primary-light: #2c5282;
  --color-accent: #38a169;
  --color-surface: #fff;
  --color-surface-elevated: #f7fafc;
  --color-text: #1a202c;
  --color-text-muted: #718096;
  --color-text-inverse: #fff;
  --color-border: #e2e8f0;
  --font-sans: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-display: "Plus Jakarta Sans", var(--font-sans);
  --header-height: 64px;
  --space-1: .25rem;
  --space-2: .5rem;
  --space-3: .75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --radius-md: .375rem;
  --radius-lg: .5rem;
  --radius-full: 9999px;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, .1), 0 1px 2px rgba(0, 0, 0, .06);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-surface);
}

a {
  color: var(--color-primary-light);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.app-header {
  height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-2) var(--space-6);
  background: #065a6e;
  background-image: radial-gradient(circle at 0% 50%, #0fa55a 0%, transparent 50%), radial-gradient(circle at 100% 50%, #003870 0%, transparent 50%), radial-gradient(circle at 40% 100%, #0a7a78 0%, transparent 60%);
  color: var(--color-text-inverse);
  box-shadow: var(--shadow-md);
  position: sticky;
  top: 0;
  z-index: 20;
}

.app-header__brand {
  --brand-size: 60px;
  display: flex;
  align-items: center;
  gap: calc(var(--brand-size) * .05);
  color: var(--color-text-inverse);
  text-decoration: none;
}

.app-header__logo-icon {
  width: calc(var(--brand-size) * .917);
  height: calc(var(--brand-size) * .917);
  object-fit: contain;
  flex-shrink: 0;
}

.app-header__wordmark {
  font-family: Inter, "Segoe UI", Arial, sans-serif;
  font-size: calc(var(--brand-size) * .567);
  font-weight: 700;
  color: #fff;
  line-height: 1;
  letter-spacing: 0;
}

.app-header__nav {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.app-header__link {
  display: inline-flex;
  align-items: center;
  padding: var(--space-2) var(--space-4);
  color: rgba(255, 255, 255, .9);
  font-weight: 600;
  border-radius: var(--radius-md);
}

.app-header__link:hover,
.app-header__link--active {
  color: #fff;
  background: rgba(255, 255, 255, .15);
  text-decoration: none;
}

.support-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  color: #fff;
  background: #26d65d;
  border-radius: var(--radius-full);
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
}

.support-btn:hover {
  color: #fff;
  text-decoration: none;
  background: #1fc653;
}

.mobile-menu-btn,
.mobile-menu {
  display: none;
}

.browse-shell {
  display: grid;
  grid-template-columns: minmax(280px, 360px) minmax(0, 1fr);
  min-height: calc(100vh - var(--header-height));
}

.browse-sidebar {
  border-right: 1px solid var(--color-border);
  background: var(--color-surface-elevated);
  padding: var(--space-4);
  position: sticky;
  top: var(--header-height);
  height: calc(100vh - var(--header-height));
  overflow: auto;
}

.browse-search {
  position: relative;
  margin-bottom: var(--space-4);
}

.browse-search__icon {
  position: absolute;
  left: var(--space-3);
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-muted);
  pointer-events: none;
}

.browse-search__field {
  width: 100%;
  min-height: 42px;
  padding: var(--space-3) var(--space-4) var(--space-3) 2.5rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  color: var(--color-text);
  background: var(--color-surface);
  font: inherit;
}

.browse-search__field:focus {
  outline: 3px solid rgba(44, 82, 130, .18);
  border-color: var(--color-primary-light);
}

.browse-groups {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.contributor-panel {
  display: grid;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
  padding: var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  font-size: .88rem;
}

.contributor-panel__title {
  margin: 0;
  color: var(--color-text);
  font-size: .82rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .05em;
}

.contributor-panel__body {
  margin: 0;
  color: var(--color-text-muted);
  line-height: 1.4;
}

.contributor-panel__email {
  color: var(--color-text);
  font-weight: 700;
  overflow-wrap: anywhere;
}

.contributor-panel__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.contributor-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-md);
  color: var(--color-primary);
  background: var(--color-surface);
  font: inherit;
  font-weight: 800;
  text-decoration: none;
  cursor: pointer;
}

.contributor-btn:hover {
  background: #ebf4ff;
  text-decoration: none;
}

.contributor-btn--primary {
  color: #fff;
  background: var(--color-primary);
}

.contributor-btn--primary:hover {
  color: #fff;
  background: var(--color-primary-light);
}

.contributor-btn[disabled] {
  opacity: .6;
  cursor: not-allowed;
}

.browse-group-link {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: var(--space-2);
  align-items: center;
  padding: var(--space-3);
  color: var(--color-text);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  text-decoration: none;
}

.browse-group-link:hover,
.browse-group-link--active {
  text-decoration: none;
  border-color: var(--color-primary-light);
  background: #ebf4ff;
}

.browse-group-link__name {
  font-weight: 700;
}

.browse-group-link__description {
  grid-column: 1 / -1;
  color: var(--color-text-muted);
  font-size: .82rem;
  line-height: 1.35;
}

.browse-count {
  padding: 2px 8px;
  border-radius: var(--radius-full);
  background: var(--color-surface-elevated);
  color: var(--color-primary);
  font-size: .78rem;
  font-weight: 700;
  border: 1px solid var(--color-border);
}

.browse-content {
  min-width: 0;
  padding: var(--space-6);
  overflow: auto;
}

.browse-hero {
  margin-bottom: var(--space-5);
}

.browse-kicker {
  margin: 0 0 var(--space-2);
  color: var(--color-text-muted);
  font-size: .78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .06em;
}

.browse-title {
  margin: 0 0 var(--space-2);
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  line-height: 1.05;
}

.browse-description {
  max-width: 760px;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin: 0;
}

.browse-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-4);
}

.browse-actions--contributor {
  padding: var(--space-3);
  border: 1px dashed var(--color-primary-light);
  border-radius: var(--radius-lg);
  background: #ebf4ff;
}

.browse-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 36px;
  padding: var(--space-2) var(--space-4);
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-md);
  color: var(--color-primary);
  background: var(--color-surface);
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
}

.browse-btn:hover {
  text-decoration: none;
  background: #ebf4ff;
}

.browse-btn--primary {
  color: #fff;
  background: var(--color-primary);
}

.browse-btn--primary:hover {
  color: #fff;
  background: var(--color-primary-light);
}

.browse-grid {
  display: grid;
  gap: var(--space-3);
}

.browse-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: var(--space-3);
  padding: var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  box-shadow: var(--shadow-sm);
}

.browse-card__title {
  margin: 0 0 4px;
  font-size: 1rem;
  line-height: 1.25;
}

.browse-card__title a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.browse-card__meta,
.browse-detail__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  color: var(--color-text-muted);
  font-size: .86rem;
}

.browse-card__summary {
  grid-column: 1 / -1;
  margin: 0;
  color: var(--color-text-muted);
  line-height: 1.45;
  font-size: .92rem;
}

.browse-card__status {
  align-self: start;
  padding: 3px 8px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
  background: var(--color-surface-elevated);
  font-size: .75rem;
  font-weight: 700;
  white-space: nowrap;
}

.browse-card__status--available {
  color: #276749;
  background: #f0fff4;
  border-color: #9ae6b4;
}

.browse-card__status--not-yet-converted,
.browse-card__status--metadata-only {
  color: #92400e;
  background: #fffbeb;
  border-color: #fcd34d;
}

.browse-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.browse-tab {
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-text);
  font-weight: 700;
  cursor: pointer;
}

.browse-tab--active {
  color: #fff;
  border-color: var(--color-primary);
  background: var(--color-primary);
}

.browse-detail {
  display: grid;
  gap: var(--space-5);
}

.browse-detail__panel {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  overflow: hidden;
}

.browse-detail__panel h2 {
  margin: 0;
  padding: var(--space-3) var(--space-4);
  font-size: 1rem;
  background: var(--color-surface-elevated);
  border-bottom: 1px solid var(--color-border);
}

.browse-detail__body {
  padding: var(--space-4);
}

.browse-table-wrap {
  overflow: auto;
}

.browse-table {
  width: 100%;
  border-collapse: collapse;
  font-size: .9rem;
}

.browse-table th,
.browse-table td {
  padding: .55rem .65rem;
  border-bottom: 1px solid var(--color-border);
  text-align: left;
  vertical-align: top;
}

.browse-table th {
  color: var(--color-text-muted);
  font-size: .76rem;
  text-transform: uppercase;
  letter-spacing: .04em;
  background: var(--color-surface-elevated);
}

.browse-note {
  padding: var(--space-4);
  border: 1px solid #fcd34d;
  border-radius: var(--radius-lg);
  background: #fffbeb;
  color: #78350f;
}

.browse-empty,
.browse-loading {
  padding: var(--space-6);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-lg);
  color: var(--color-text-muted);
  text-align: center;
}

.contributor-modal.hidden {
  display: none;
}

.contributor-modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: grid;
  place-items: center;
  padding: var(--space-4);
}

.contributor-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, .55);
}

.contributor-modal__panel {
  position: relative;
  width: min(720px, 100%);
  max-height: min(820px, calc(100vh - 2rem));
  overflow: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  box-shadow: var(--shadow-md);
}

.contributor-modal__header {
  position: sticky;
  top: 0;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-4);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface-elevated);
}

.contributor-modal__header h2 {
  margin: 0;
  font-size: 1.15rem;
}

.contributor-modal__close {
  width: 36px;
  height: 36px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  font-size: 1.4rem;
  line-height: 1;
  cursor: pointer;
}

.contributor-form {
  display: grid;
  gap: var(--space-4);
  padding: var(--space-4);
}

.contributor-form label {
  display: grid;
  gap: var(--space-1);
  color: var(--color-text);
  font-weight: 700;
}

.contributor-form input,
.contributor-form select,
.contributor-form textarea {
  width: 100%;
  min-height: 38px;
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  background: var(--color-surface);
  font: inherit;
  font-weight: 400;
}

.contributor-form textarea {
  min-height: 120px;
  resize: vertical;
}

.contributor-form__hint {
  color: var(--color-text-muted);
  font-size: .82rem;
  font-weight: 400;
  line-height: 1.35;
}

.contributor-form__status {
  min-height: 24px;
  color: var(--color-text-muted);
  line-height: 1.4;
}

.contributor-form__status--error {
  color: #991b1b;
}

.contributor-form__status--success {
  color: #166534;
}

.browse-badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.browse-badge {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  background: var(--color-surface-elevated);
  color: var(--color-text-muted);
  font-size: .78rem;
  font-weight: 700;
}

@media (max-width: 900px) {
  .app-header {
    padding: var(--space-2) var(--space-4);
  }

  .app-header__brand {
    --brand-size: 48px;
  }

  .app-header__nav {
    display: none;
  }

  .mobile-menu-btn {
    display: inline-flex;
    flex-direction: column;
    justify-content: center;
    gap: 4px;
    width: 42px;
    height: 42px;
    border: 1px solid rgba(255, 255, 255, .4);
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, .12);
    cursor: pointer;
  }

  .mobile-menu-btn span {
    display: block;
    width: 20px;
    height: 2px;
    margin: 0 auto;
    background: #fff;
  }

  .mobile-menu {
    position: absolute;
    top: calc(100% + 6px);
    right: var(--space-4);
    display: grid;
    min-width: 220px;
    padding: var(--space-2);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
  }

  .mobile-menu.hidden {
    display: none;
  }

  .mobile-menu__link {
    padding: var(--space-3);
    color: var(--color-text);
    border-radius: var(--radius-md);
    font-weight: 700;
  }

  .mobile-menu__link:hover,
  .mobile-menu__link--active {
    background: #ebf4ff;
    text-decoration: none;
  }

  .browse-shell {
    grid-template-columns: 1fr;
  }

  .browse-sidebar {
    position: static;
    height: auto;
    border-right: 0;
    border-bottom: 1px solid var(--color-border);
  }

  .browse-content {
    padding: var(--space-4);
  }
}

@media (max-width: 560px) {
  .browse-card {
    grid-template-columns: 1fr;
  }

  .browse-card__status {
    justify-self: start;
  }
}