:root {
  --bg: #0f172a;
  --bg-elevated: rgba(15, 23, 42, 0.88);
  --bg-elevated-soft: rgba(15, 23, 42, 0.96);
  --border-subtle: rgba(148, 163, 184, 0.35);
  --border-strong: #f97316;
  --text: #f9fafb;
  --text-muted: #9ca3af;
  --accent: #ef4444;
  --accent-soft: rgba(239, 68, 68, 0.16);
  --accent-strong: #f97316;
  --danger: #f97373;
  --shadow-soft: 0 18px 45px rgba(15, 23, 42, 0.7);
  --radius-lg: 18px;
  --radius-md: 12px;
  --radius-pill: 999px;
}

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

html,
body {
  margin: 0;
  padding: 0;
}

body {
  min-height: 100vh;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  color: var(--text);
  background-color: var(--bg);
  position: relative;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(15, 23, 42, 0.78) 0%,
    rgba(15, 23, 42, 0.7) 40%,
    rgba(15, 23, 42, 0.6) 100%
  );
  pointer-events: none;
  z-index: -1;
}

.container {
  width: min(1120px, 100% - 2.5rem);
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: linear-gradient(
    90deg,
    rgba(15, 23, 42, 0.95),
    rgba(30, 64, 175, 0.85)
  );
  border-bottom: 1px solid rgba(148, 163, 184, 0.4);
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.7);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: 1rem;
  gap: 1.5rem;
}

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

.branding-logo {
  display: block;
  height: 60px;
  width: auto;
}

.tagline {
  margin: 0.15rem 0 0;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.main-nav {
  display: flex;
  gap: 0.75rem;
  font-size: 0.9rem;
}

.main-nav a {
  color: var(--text-muted);
  text-decoration: none;
  padding: 0.35rem 0.7rem;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  transition:
    color 160ms ease-out,
    background-color 160ms ease-out,
    border-color 160ms ease-out;
}

.main-nav a:hover {
  color: #fef3c7;
  background-color: rgba(15, 23, 42, 0.6);
  border-color: rgba(248, 250, 252, 0.2);
}

.site-main {
  padding-block: 1.75rem 3.5rem;
}

.section-title {
  font-size: 1.2rem;
  margin: 0 0 0.85rem;
}

.filters-section {
  margin-bottom: 1rem;
  padding: 0.5rem 0.7rem 0.6rem;
  border-radius: var(--radius-lg);
  background: linear-gradient(
    135deg,
    rgba(15, 23, 42, 0.98),
    rgba(15, 23, 42, 0.9)
  );
  border: 1px solid rgba(148, 163, 184, 0.45);
  box-shadow: var(--shadow-soft);
  position: relative;
}

.filters-header-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem;
}

.btn-filters-toggle {
  font-size: 0.75rem;
  padding-inline: 0.7rem;
  padding-block: 0.3rem;
}

.filters-body {
  margin-top: 0.4rem;
  overflow: hidden;
  max-height: 0;
  opacity: 0;
  pointer-events: none;
  transition: max-height 180ms ease-out, opacity 150ms ease-out;
}

.filters-body.is-open {
  max-height: 500px;
  opacity: 1;
  pointer-events: auto;
}

.filters-grid {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 1fr) minmax(0, 1fr);
  gap: 0.35rem 0.6rem;
  align-items: end;
}

.filter-group {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  font-size: 0.75rem;
}

.filter-group.full-width {
  grid-column: 1 / -1;
}

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

.filter-group label {
  color: var(--text-muted);
}

input[type="text"],
select {
  border-radius: var(--radius-md);
  border: 1px solid rgba(148, 163, 184, 0.6);
  padding: 0.32rem 0.5rem;
  font: inherit;
  color: #e5e7eb;
  background-color: rgba(15, 23, 42, 0.95);
  outline: none;
  transition:
    border-color 150ms ease-out,
    box-shadow 150ms ease-out,
    background-color 150ms ease-out;
}

input[type="text"]::placeholder {
  color: rgba(148, 163, 184, 0.8);
}

input[type="text"]:focus,
select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px rgba(248, 250, 252, 0.4);
  background-color: rgba(15, 23, 42, 1);
}

.mods-section {
  margin-top: 1.5rem;
}

.mods-grid {
  display: grid;
  gap: 1.25rem;
}

.mods-grid.mods-grid-cols-1 {
  grid-template-columns: 1fr;
}

.mods-grid.mods-grid-cols-2 {
  grid-template-columns: repeat(2, 1fr);
}

.mods-grid.mods-grid-cols-3 {
  grid-template-columns: repeat(3, 1fr);
}

.mods-grid.mods-grid-cols-4 {
  grid-template-columns: repeat(4, 1fr);
}

.grid-cols-buttons {
  display: flex;
  gap: 0.25rem;
  flex-wrap: wrap;
}

.btn-grid-col {
  min-width: 1.75rem;
  padding: 0.28rem 0.5rem;
  font-size: 0.75rem;
}

.btn-grid-col[aria-pressed="true"] {
  background-color: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.mod-card {
  display: flex;
  flex-direction: column;
  border-radius: var(--radius-lg);
  background-color: var(--bg-elevated-soft);
  border: 1px solid var(--border-subtle);
  overflow: hidden;
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.04);
  position: relative;
  isolation: isolate;
  transition:
    transform 160ms ease-out,
    box-shadow 160ms ease-out,
    border-color 160ms ease-out;
}

.mod-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
    circle at 0 0,
    rgba(248, 250, 252, 0.08),
    transparent 55%
  );
  opacity: 0;
  pointer-events: none;
  transition: opacity 200ms ease-out;
}

.mod-card:hover::before {
  opacity: 1;
}

.mod-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 32px rgba(0, 0, 0, 0.12);
  border-color: rgba(248, 250, 252, 0.6);
}

.mod-image-wrapper {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  background: radial-gradient(circle at 50% 0, #111827, #020617);
}

.mod-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 220ms ease-out;
}

.mod-card:hover .mod-image {
  transform: scale(1.03);
}

.mod-game-pill {
  position: absolute;
  left: 0.75rem;
  bottom: 0.75rem;
  padding: 0.18rem 0.65rem;
  border-radius: var(--radius-pill);
  background-color: rgba(15, 23, 42, 0.9);
  border: 1px solid rgba(248, 250, 252, 0.3);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: #e5e7eb;
}

.mod-content {
  padding: 0.9rem 0.95rem 0.95rem;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.mod-title-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.5rem;
}

.mod-title {
  margin: 0;
  font-size: 1rem;
}

.mod-version {
  font-size: 0.72rem;
  color: var(--text-muted);
  padding: 0.18rem 0.5rem;
  border-radius: var(--radius-pill);
  background-color: rgba(15, 23, 42, 0.9);
  border: 1px solid rgba(148, 163, 184, 0.45);
}

.mod-description {
  margin: 0;
  font-size: 0.83rem;
  color: var(--text-muted);
}

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

.tag {
  font-size: 0.7rem;
  padding: 0.16rem 0.55rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(248, 250, 252, 0.15);
  background-color: rgba(248, 250, 252, 0.08);
  color: #facc15;
}

.mod-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-top: 0.4rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.25rem;
  border-radius: var(--radius-pill);
  padding: 0.45rem 0.9rem;
  font-size: 0.82rem;
  font-weight: 500;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition:
    background-color 160ms ease-out,
    border-color 160ms ease-out,
    transform 120ms ease-out,
    box-shadow 160ms ease-out;
}

.btn-primary {
  background-color: var(--accent);
  border-color: transparent;
  color: #ffffff;
  box-shadow: 0 10px 24px rgba(220, 38, 38, 0.6);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 20px 40px rgba(30, 64, 175, 0.9);
}

.btn-secondary {
  background-color: rgba(15, 23, 42, 0.9);
  border-color: var(--border-subtle);
  color: var(--text-muted);
}

.btn-secondary:hover {
  background-color: #020617;
  color: var(--text);
}

.mod-meta {
  font-size: 0.72rem;
  color: var(--text-muted);
}

.no-results {
  margin-top: 1.5rem;
  font-size: 0.9rem;
  color: var(--text-muted);
  text-align: center;
}

.modal {
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 40;
}

.modal.is-open {
  display: flex;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.5);
}

.modal-dialog {
  position: relative;
  z-index: 1;
  width: min(800px, 100% - 2.5rem);
  border-radius: 4px;
  background-color: var(--bg-elevated-soft);
  border: 2px solid var(--border-strong);
  box-shadow: none;
  padding: 1.1rem 1.1rem 1.15rem;
}

.modal-close {
  position: absolute;
  top: 0.55rem;
  right: 0.65rem;
  width: 1.9rem;
  height: 1.9rem;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.7);
  background-color: rgba(15, 23, 42, 0.9);
  color: var(--text-muted);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

.modal-close:hover {
  color: var(--text);
  background-color: #020617;
}

.modal-content {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1.6fr);
  gap: 1rem;
  align-items: flex-start;
}

.modal-image {
  width: 100%;
  border-radius: 16px;
  border: 1px solid rgba(148, 163, 184, 0.6);
  object-fit: cover;
  max-height: 320px;
}

.modal-text h3 {
  margin: 0 0 0.3rem;
}

.modal-meta {
  margin: 0 0 0.6rem;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.modal-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-bottom: 0.5rem;
}

.modal-text p {
  font-size: 0.88rem;
  color: var(--text-muted);
}

.modal-changelog {
  margin-top: 0.6rem;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.modal-changelog h4 {
  margin: 0 0 0.25rem;
  font-size: 0.82rem;
}

.modal-changelog ul {
  margin: 0.15rem 0 0;
  padding-left: 1.1rem;
}

.modal-changelog li {
  margin-bottom: 0.12rem;
}

@media (max-width: 768px) {
  .header-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .filters-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .modal-dialog {
    padding-top: 1.7rem;
  }

  .modal-content {
    grid-template-columns: minmax(0, 1fr);
  }
}