/* ── Catppuccin Mocha ──────────────────────────────────────────────────────── */
:root {
  --base: #1e1e2e;
  --mantle: #181825;
  --crust: #11111b;
  --surface0: #313244;
  --surface1: #45475a;
  --surface2: #585b70;
  --overlay0: #6c7086;
  --overlay1: #7f849c;
  --subtext0: #a6adc8;
  --subtext1: #bac2de;
  --text: #cdd6f4;
  --lavender: #b4befe;
  --blue: #89b4fa;
  --sapphire: #74c7ec;
  --sky: #89dceb;
  --teal: #94e2d5;
  --green: #a6e3a1;
  --yellow: #f9e2af;
  --peach: #fab387;
  --maroon: #eba0ac;
  --red: #f38ba8;
  --mauve: #cba6f7;
  --pink: #f5c2e7;
  --flamingo: #f2cdcd;
  --rosewater: #f5e0dc;

  --bg: var(--base);
  --surface: var(--surface0);
  --surf-hover: var(--surface1);
  --border: var(--surface1);
  --border-hover: var(--surface2);
  --txt: var(--text);
  --txt-2: var(--subtext0);
  --txt-3: var(--overlay1);
  --accent: var(--blue);
  --accent-hover: var(--lavender);
  --accent-glow: rgba(137, 180, 250, 0.15);
  --danger: var(--red);
  --success: var(--green);
  --warning: var(--yellow);

  --r-sm: 8px;
  --r: 12px;
  --r-lg: 16px;
  --r-xl: 20px;

  --sh-sm: 0 2px 8px rgba(0, 0, 0, 0.25);
  --sh: 0 8px 32px rgba(0, 0, 0, 0.45);
  --sh-lg: 0 16px 48px rgba(0, 0, 0, 0.55);

  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --t-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --t: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --t-slow: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  --t-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ── Keyframes ─────────────────────────────────────────────────────────────── */
@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

@keyframes shimmer {
  0% {
    background-position: 200% 0;
  }

  100% {
    background-position: -200% 0;
  }
}

@keyframes fadeIn {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes toastIn {
  from {
    opacity: 0;
    transform: translateY(20px) scale(0.95);
  }

  to {
    opacity: 1;
    transform: none;
  }
}

@keyframes toastOut {
  from {
    opacity: 1;
  }

  to {
    opacity: 0;
    transform: translateY(-10px) scale(0.95);
  }
}

/* ── Reset ─────────────────────────────────────────────────────────────────── */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--txt);
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color var(--t-fast);

  &:hover {
    color: var(--accent-hover);
  }
}

img {
  max-width: 100%;
  display: block;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: var(--r-sm);
}

::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

::-webkit-scrollbar-track {
  background: var(--crust);
}

::-webkit-scrollbar-thumb {
  background: var(--surface2);
  border-radius: 999px;
  border: 2px solid var(--crust);

  &:hover {
    background: var(--overlay0);
  }
}

::selection {
  background: var(--accent-glow);
  color: var(--lavender);
}

/* ── Header ────────────────────────────────────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(30, 30, 46, 0.75);
  backdrop-filter: blur(20px) saturate(1.4);
  -webkit-backdrop-filter: blur(20px) saturate(1.4);
  border-bottom: 1px solid rgba(69, 71, 90, 0.5);
  padding: 0.875rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.brand {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--txt);
  display: flex;
  align-items: center;
  gap: 0.6rem;
  letter-spacing: -0.03em;

  svg {
    width: 26px;
    height: 26px;
    fill: var(--mauve);
    flex-shrink: 0;
    filter: drop-shadow(0 0 8px rgba(203, 166, 247, 0.3));
  }
}

/* ── Nav ───────────────────────────────────────────────────────────────────── */
.site-nav {
  display: flex;
  gap: 0.35rem;
  margin-left: auto;

  a {
    padding: 0.45rem 1rem;
    border-radius: var(--r-sm);
    color: var(--txt-2);
    font-size: 0.88rem;
    font-weight: 600;
    transition: all var(--t-fast);
    position: relative;

    &::after {
      content: '';
      position: absolute;
      bottom: 2px;
      left: 50%;
      transform: translateX(-50%) scaleX(0);
      width: 20px;
      height: 2px;
      background: var(--mauve);
      border-radius: 2px;
      transition: transform var(--t-fast);
    }

    &:hover,
    &.active {
      background: var(--surface);
      color: var(--txt);
      text-decoration: none;
    }

    &.active::after {
      transform: translateX(-50%) scaleX(1);
    }
  }
}

/* ── Search ────────────────────────────────────────────────────────────────── */
.search-bar {
  display: flex;
  gap: 0.5rem;
  width: 100%;
  max-width: 360px;

  input {
    flex: 1;
    background: var(--surface);
    border: 1.5px solid transparent;
    color: var(--txt);
    padding: 0.55rem 1rem;
    border-radius: var(--r-sm);
    font-size: 0.9rem;
    font-weight: 500;
    outline: none;
    transition: all var(--t-fast);
    font-family: inherit;

    &:hover {
      background: var(--surf-hover);
    }

    &:focus {
      border-color: var(--accent);
      box-shadow: 0 0 0 4px var(--accent-glow);
      background: var(--surface);
    }

    &::placeholder {
      color: var(--txt-3);
    }
  }
}

/* ── Auth Section ──────────────────────────────────────────────────────────── */
.auth-section {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.auth-btn {
  position: relative;

  &.logged-in::after {
    content: '';
    position: absolute;
    bottom: 2px;
    right: 2px;
    width: 8px;
    height: 8px;
    background: var(--green);
    border-radius: 50%;
    border: 2px solid var(--base);
  }
}

/* ── Inline Auth Forms (Profile Page) ──────────────────────────────────────── */
.profile-auth {
  max-width: 840px;
  margin: 0 auto;
  padding: 1rem 0 3rem;
}

.auth-forms-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

@media (max-width: 640px) {
  .auth-forms-grid {
    grid-template-columns: 1fr;
  }
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 1.5rem;
  border-radius: var(--r-lg);

  h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
    color: var(--txt);
  }

  input {
    background: var(--mantle);
    border: 1.5px solid var(--border);
    color: var(--txt);
    padding: 0.65rem 1rem;
    border-radius: var(--r-sm);
    font-size: 0.9rem;
    font-family: inherit;
    outline: none;
    transition: all var(--t-fast);

    &:focus {
      border-color: var(--accent);
      box-shadow: 0 0 0 3px var(--accent-glow);
    }

    &::placeholder {
      color: var(--txt-3);
    }
  }
}

.auth-error {
  color: var(--red);
  font-size: 0.85rem;
  font-weight: 600;
  min-height: 1.25rem;
}

/* ── Buttons ───────────────────────────────────────────────────────────────── */
.btn {
  background: var(--accent);
  color: var(--crust);
  border: none;
  padding: 0.55rem 1.1rem;
  border-radius: var(--r-sm);
  font-size: 0.88rem;
  font-weight: 700;
  cursor: pointer;
  transition: all var(--t-fast);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  white-space: nowrap;
  font-family: inherit;
  letter-spacing: 0.01em;

  &:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(137, 180, 250, 0.25);
  }

  &:active {
    transform: translateY(0);
  }

  &.secondary {
    background: var(--surface);
    color: var(--txt);
    border: 1.5px solid var(--border);
    font-weight: 600;

    &:hover {
      background: var(--surf-hover);
      border-color: var(--border-hover);
      box-shadow: none;
    }
  }

  &:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
  }
}

.icon-btn {
  background: rgba(30, 30, 46, 0.6);
  border: 1px solid var(--border);
  color: var(--txt-2);
  width: 40px;
  height: 40px;
  border-radius: var(--r-sm);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--t-fast);
  backdrop-filter: blur(8px);

  &:hover {
    background: var(--surface);
    color: var(--txt);
    border-color: var(--border-hover);
    transform: scale(1.05);
  }
}

/* ── Breadcrumb ────────────────────────────────────────────────────────────── */
.breadcrumb {
  max-width: 1800px;
  margin: 0 auto;
  padding: 0.75rem 1.5rem 0;
  font-size: 0.8rem;
  color: var(--txt-3);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  min-height: 2rem;

  a {
    color: var(--txt-2);
    font-weight: 500;

    &:hover {
      color: var(--accent);
    }
  }

  .sep {
    opacity: 0.5;
  }

  .current {
    color: var(--txt-3);
    font-weight: 500;
  }
}

/* ── Layout ────────────────────────────────────────────────────────────────── */
.app-main {
  max-width: 1800px;
  margin: 0 auto;
  padding: 1.25rem 1.5rem 3rem;
}

.page-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 1.75rem;
  flex-wrap: wrap;
  gap: 0.75rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);

  h1 {
    font-size: 1.75rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, var(--txt) 0%, var(--lavender) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
  }

  p {
    color: var(--txt-2);
    font-size: 0.9rem;
    font-weight: 500;
  }
}

/* ── Grid ──────────────────────────────────────────────────────────────────── */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;

  &.char-grid {
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  }
}

/* ── Cards ─────────────────────────────────────────────────────────────────── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r);
  overflow: hidden;
  transition: all var(--t);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  position: relative;

  &::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    padding: 1px;
    background: linear-gradient(135deg, rgba(180, 190, 254, 0.1), transparent 40%);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
    opacity: 0;
    transition: opacity var(--t);
  }

  &:hover {
    transform: translateY(-4px) scale(1.005);
    box-shadow: var(--sh), 0 0 0 1px var(--border-hover);
    border-color: var(--surface2);

    &::before {
      opacity: 1;
    }

    .thumb-wrap img {
      transform: scale(1.06);
    }

    .like-btn {
      opacity: 1;
      transform: translateY(0);
    }
  }

  .thumb-wrap {
    position: relative;
    aspect-ratio: 3/4;
    background: var(--mantle);
    overflow: hidden;

    img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.5s var(--ease), filter 0.3s ease;
    }
  }

  .badge {
    position: absolute;
    top: 0.75rem;
    right: 0.75rem;
    background: var(--green);
    color: var(--crust);
    font-size: 0.7rem;
    font-weight: 800;
    padding: 0.3rem 0.65rem;
    border-radius: 6px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    box-shadow: var(--sh-sm);
    z-index: 2;

    &.hot {
      background: var(--peach);
    }
  }

  .info {
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    flex: 1;

    .title {
      font-weight: 700;
      font-size: 0.95rem;
      line-height: 1.4;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
      color: var(--txt);
    }

    .meta {
      font-size: 0.8rem;
      color: var(--txt-3);
      display: flex;
      justify-content: space-between;
      margin-top: auto;
      padding-top: 0.6rem;
      border-top: 1px solid var(--border);
      font-weight: 500;
    }
  }
}

/* ── Like Button ───────────────────────────────────────────────────────────── */
.like-btn {
  position: absolute;
  top: 0.75rem;
  left: 0.75rem;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(30, 30, 46, 0.7);
  border: 1px solid var(--border);
  color: var(--txt-2);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  transform: translateY(-4px);
  transition: all var(--t-fast);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 3;
  padding: 0;

  &:hover {
    background: var(--surface);
    color: var(--red);
    border-color: var(--red);
    transform: scale(1.1);
  }

  &.liked {
    opacity: 1;
    transform: translateY(0);
    color: var(--red);
    background: rgba(243, 139, 168, 0.15);
    border-color: rgba(243, 139, 168, 0.4);

    &:hover {
      background: rgba(243, 139, 168, 0.25);
    }
  }
}

/* ── Character Card ────────────────────────────────────────────────────────── */
.char-card {
  aspect-ratio: auto;
  padding: 1.5rem 1.25rem;
  text-align: center;
  background: linear-gradient(180deg, var(--surface) 0%, rgba(49, 50, 68, 0.5) 100%);

  .name {
    font-weight: 800;
    font-size: 1.1rem;
    margin-bottom: 0.35rem;
    color: var(--txt);
  }

  .fandom {
    font-size: 0.85rem;
    color: var(--txt-2);
    font-weight: 500;
  }

  .count {
    font-size: 0.8rem;
    color: var(--mauve);
    margin-top: 0.75rem;
    font-weight: 700;
    background: rgba(203, 166, 247, 0.1);
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 999px;
  }
}

/* ── Skeleton ──────────────────────────────────────────────────────────────── */
.skeleton {
  background: linear-gradient(90deg, var(--surface) 25%, var(--surf-hover) 50%, var(--surface) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--r-sm);
}

.skeleton-card {
  .thumb-wrap {
    aspect-ratio: 3/4;
    background: var(--surface);
    border-radius: 0;
  }

  .info {
    padding: 1rem;
    gap: 0.5rem;
  }

  .skeleton-title {
    height: 16px;
    width: 85%;
  }

  .skeleton-meta {
    height: 12px;
    width: 50%;
    margin-top: 0.5rem;
  }
}

/* ── Fade In ───────────────────────────────────────────────────────────────── */
.fade-in {
  opacity: 0;
  transform: translateY(12px);
  animation: fadeIn 0.5s var(--ease) forwards;
}

/* ── Gallery ───────────────────────────────────────────────────────────────── */
.gallery-meta {
  background: linear-gradient(135deg, var(--surface) 0%, rgba(49, 50, 68, 0.6) 100%);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 1.5rem;
  margin-bottom: 2rem;
  position: relative;
  overflow: hidden;

  &::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--mauve), var(--blue), var(--teal));
    opacity: 0.6;
  }

  h1 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    font-weight: 800;
    letter-spacing: -0.01em;
  }

  .desc {
    color: var(--txt-2);
    margin-bottom: 1.25rem;
    font-size: 0.95rem;
    line-height: 1.6;
  }
}

.gallery-meta-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
  margin-top: 1rem;
}

.gallery-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  align-items: center;
}

/* ── Tags ──────────────────────────────────────────────────────────────────── */
.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.tag {
  background: rgba(137, 180, 250, 0.08);
  color: var(--blue);
  padding: 0.4rem 0.9rem;
  border-radius: var(--r-sm);
  font-size: 0.85rem;
  font-weight: 700;
  transition: all var(--t-fast);
  border: 1px solid rgba(137, 180, 250, 0.15);

  &:hover {
    background: rgba(137, 180, 250, 0.15);
    text-decoration: none;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(137, 180, 250, 0.1);
  }

  &.model {
    background: rgba(166, 227, 161, 0.08);
    color: var(--green);
    border-color: rgba(166, 227, 161, 0.15);

    &:hover {
      background: rgba(166, 227, 161, 0.15);
      box-shadow: 0 4px 12px rgba(166, 227, 161, 0.1);
    }
  }

  &.fandom {
    background: rgba(243, 139, 168, 0.08);
    color: var(--red);
    border-color: rgba(243, 139, 168, 0.15);

    &:hover {
      background: rgba(243, 139, 168, 0.15);
      box-shadow: 0 4px 12px rgba(243, 139, 168, 0.1);
    }
  }
}

/* ── Image Grid ────────────────────────────────────────────────────────────── */
.image-grid.masonry {
  display: block;
  column-count: 4;
  column-gap: 1.25rem;

  .image-cell {
    break-inside: avoid;
    margin-bottom: 1.25rem;
    aspect-ratio: auto;
    height: auto;
    border-radius: var(--r);
    overflow: hidden;
    border: 1px solid var(--border);
    cursor: pointer;
    position: relative;
    transition: all var(--t);
    background: var(--surface);

    &::after {
      content: '';
      position: absolute;
      inset: 0;
      background: linear-gradient(to top, rgba(17, 17, 27, 0.4), transparent 50%);
      opacity: 0;
      transition: opacity var(--t);
      pointer-events: none;
      border-radius: inherit;
    }

    img {
      width: 100%;
      height: auto;
      object-fit: cover;
      display: block;
      transition: transform 0.5s var(--ease);
    }

    &:hover {
      border-color: var(--accent);
      transform: scale(1.01);
      box-shadow: var(--sh);

      &::after {
        opacity: 1;
      }

      img {
        transform: scale(1.04);
      }
    }
  }
}

/* ── Image Buttons ─────────────────────────────────────────────────────────── */
.img-download-btn,
.img-like-btn {
  position: absolute;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(30, 30, 46, 0.75);
  border: 1px solid var(--border);
  color: var(--txt-2);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  transform: translateY(4px);
  transition: all var(--t-fast);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 3;
  padding: 0;

  &:active {
    transform: translateY(0) scale(1);
  }
}

.img-download-btn {
  bottom: 0.75rem;
  right: 0.75rem;

  &:hover {
    background: var(--accent);
    color: var(--crust);
    border-color: var(--accent);
    transform: translateY(-1px) scale(1.08);
  }
}

.img-like-btn {
  bottom: 0.75rem;
  left: 0.75rem;

  &:hover {
    background: var(--surface);
    color: var(--red);
    border-color: var(--red);
    transform: translateY(-1px) scale(1.08);
  }

  &.liked {
    opacity: 1;
    transform: translateY(0);
    color: var(--red);
    background: rgba(243, 139, 168, 0.2);
    border-color: rgba(243, 139, 168, 0.5);
  }
}

.image-cell:hover .img-download-btn,
.image-cell:hover .img-like-btn {
  opacity: 1;
  transform: translateY(0);
}

/* ── Bulk Download ─────────────────────────────────────────────────────────── */
.bulk-download-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--surface);
  color: var(--txt);
  border: 1.5px solid var(--border);
  padding: 0.5rem 1rem;
  border-radius: var(--r-sm);
  font-size: 0.85rem;
  font-weight: 700;
  cursor: pointer;
  transition: all var(--t-fast);
  font-family: inherit;

  &:hover {
    background: var(--accent);
    color: var(--crust);
    border-color: var(--accent);
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(137, 180, 250, 0.25);
  }

  &:active {
    transform: translateY(0);
  }

  &:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
  }
}

.dl-spinner {
  width: 16px;
  height: 16px;
  border: 2px solid currentColor;
  border-top-color: transparent;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  display: inline-block;
  flex-shrink: 0;
}

/* ── Lightbox ──────────────────────────────────────────────────────────────── */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1rem;

  &.active {
    display: flex;
  }

  .lightbox-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(17, 17, 27, 0.92);
    backdrop-filter: blur(12px);
    opacity: 0;
    transition: opacity 0.3s ease;
  }

  &.active .lightbox-backdrop {
    opacity: 1;
  }

  .lightbox-content {
    position: relative;
    z-index: 2;
    max-width: 100%;
    max-height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    opacity: 0;
    transform: scale(0.96);
    transition: all 0.3s var(--t-spring);
  }

  &.active .lightbox-content {
    opacity: 1;
    transform: scale(1);
  }

  img {
    max-width: 92vw;
    max-height: 82vh;
    object-fit: contain;
    border-radius: var(--r);
    box-shadow: var(--sh-lg);
  }
}

.lightbox-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: 600px;
  padding: 0 0.5rem;
}

#lightboxCounter {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--txt-2);
  font-variant-numeric: tabular-nums;
}

.lightbox-actions {
  display: flex;
  gap: 0.5rem;
}

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 3;
  background: rgba(30, 30, 46, 0.6);
  border: 1px solid var(--border);
  color: var(--txt);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--t-fast);
  backdrop-filter: blur(8px);

  &:hover {
    background: var(--surface);
    border-color: var(--accent);
    color: var(--accent);
    transform: translateY(-50%) scale(1.08);
  }

  &.prev {
    left: 1.5rem;
  }

  &.next {
    right: 1.5rem;
  }

  &.hidden {
    display: none;
  }
}

/* ── Profile ───────────────────────────────────────────────────────────────── */
.profile-tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.5rem;
  flex-wrap: wrap;
}

.profile-tab {
  background: transparent;
  border: none;
  color: var(--txt-2);
  padding: 0.5rem 1rem;
  border-radius: var(--r-sm);
  font-size: 0.9rem;
  font-weight: 700;
  cursor: pointer;
  transition: all var(--t-fast);
  font-family: inherit;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;

  &:hover {
    background: var(--surface);
    color: var(--txt);
  }

  &.active {
    background: var(--accent);
    color: var(--crust);
  }
}

.tab-count {
  background: rgba(255, 255, 255, 0.15);
  padding: 0.1rem 0.5rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 800;
}

.profile-sort {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;

  label {
    font-size: 0.85rem;
    color: var(--txt-2);
    font-weight: 600;
  }

  select {
    background: var(--surface);
    border: 1.5px solid var(--border);
    color: var(--txt);
    padding: 0.45rem 1rem;
    border-radius: var(--r-sm);
    font-size: 0.85rem;
    font-family: inherit;
    font-weight: 600;
    cursor: pointer;
    outline: none;
    transition: all var(--t-fast);

    &:focus {
      border-color: var(--accent);
      box-shadow: 0 0 0 3px var(--accent-glow);
    }
  }
}

.profile-content {

  .grid,
  .image-grid.masonry {
    margin-top: 0;
  }
}

.profile-empty {
  text-align: center;
  padding: 4rem 1rem;
  color: var(--txt-2);
}

/* ── Infinite Scroll Sentinel ──────────────────────────────────────────────── */
.load-sentinel {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 2.5rem 1rem;
  color: var(--txt-3);
  font-size: 0.9rem;
  font-weight: 500;

  &.end {
    padding: 2rem 1rem;
    gap: 0;

    &::before,
    &::after {
      content: '';
      display: block;
      width: 40px;
      height: 1px;
      background: var(--surface2);
    }

    &::before {
      margin-right: 0.75rem;
    }

    &::after {
      margin-left: 0.75rem;
    }
  }
}

.sentinel-spinner {
  width: 22px;
  height: 22px;
  border: 2.5px solid var(--surface1);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

/* ── Back to Top ───────────────────────────────────────────────────────────── */
.back-to-top {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--txt-2);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  transform: translateY(10px);
  pointer-events: none;
  transition: all var(--t-fast);
  z-index: 90;
  backdrop-filter: blur(8px);
  box-shadow: var(--sh-sm);

  &.visible {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }

  &:hover {
    background: var(--accent);
    color: var(--crust);
    border-color: var(--accent);
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(137, 180, 250, 0.3);
  }
}

/* ── Toast ─────────────────────────────────────────────────────────────────── */
.toast-container {
  position: fixed;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  pointer-events: none;
}

.toast {
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--txt);
  padding: 0.75rem 1.25rem;
  border-radius: var(--r);
  font-size: 0.9rem;
  font-weight: 600;
  box-shadow: var(--sh-lg);
  display: flex;
  align-items: center;
  gap: 0.6rem;
  animation: toastIn 0.3s var(--t-spring) forwards;
  pointer-events: auto;
  min-width: 200px;
  justify-content: center;

  &.toast-out {
    animation: toastOut 0.3s ease forwards;
  }

  &.success {
    border-color: rgba(166, 227, 161, 0.3);
    color: var(--green);
  }

  &.error {
    border-color: rgba(243, 139, 168, 0.3);
    color: var(--red);
  }

  &.info {
    border-color: rgba(137, 180, 250, 0.3);
    color: var(--blue);
  }

  &.warning {
    border-color: rgba(249, 226, 175, 0.3);
    color: var(--yellow);
  }
}

/* ── State Pages ───────────────────────────────────────────────────────────── */
.loading,
.empty,
.error {
  text-align: center;
  padding: 6rem 1rem;
  color: var(--txt-2);
}

.loading {
  .spinner {
    width: 48px;
    height: 48px;
    border: 3px solid var(--surface1);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin: 0 auto 1.5rem;
    box-shadow: 0 0 12px rgba(137, 180, 250, 0.2);
  }
}

.empty,
.error {
  svg {
    width: 64px;
    height: 64px;
    margin: 0 auto 1rem;
    opacity: 0.5;
  }
}

.error {
  color: var(--red);

  h2 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--red);
  }

  pre {
    background: var(--surface);
    padding: 1rem;
    border-radius: var(--r-sm);
    margin-top: 1rem;
    text-align: left;
    overflow-x: auto;
    font-size: 0.85rem;
    color: var(--txt-2);
    border: 1px solid var(--border);
    font-family: 'SF Mono', Monaco, monospace;
  }
}

/* ── Responsive ────────────────────────────────────────────────────────────── */
@media (max-width: 1200px) {
  .image-grid.masonry {
    column-count: 3;
  }
}

@media (max-width: 768px) {
  .site-header {
    padding: 0.75rem 1rem;
    gap: 0.75rem;
  }

  .brand {
    order: 1;
    font-size: 1.15rem;

    svg {
      width: 22px;
      height: 22px;
    }
  }

  .site-nav {
    margin-left: 0;
    order: 2;
  }

  .search-bar {
    max-width: 100%;
    order: 3;
    margin-top: 0.5rem;
  }

  .auth-section {
    order: 2;
    margin-left: auto;
  }

  .app-main {
    padding: 1rem 1rem 2rem;
  }

  .page-header {
    margin-bottom: 1.25rem;

    h1 {
      font-size: 1.35rem;
    }
  }

  .grid {
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 1rem;
  }

  .grid.char-grid {
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  }

  .lightbox {
    img {
      max-width: 96vw;
      max-height: 75vh;
    }

    .lightbox-nav {
      width: 40px;
      height: 40px;

      &.prev {
        left: 0.5rem;
      }

      &.next {
        right: 0.5rem;
      }
    }
  }

  .image-grid.masonry {
    column-count: 2;
    column-gap: 0.75rem;
  }
}

@media (max-width: 480px) {
  .image-grid.masonry {
    column-count: 2;
  }
}