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

:root {
  --bg: #040714;
  --surface-1: rgba(255,255,255,.03);
  --surface-2: rgba(255,255,255,.06);
  --border-subtle: rgba(255,255,255,.07);
  --border: rgba(255,255,255,.1);
  --border-strong: rgba(255,255,255,.22);
  --text-primary: #f9f9f9;
  --text-secondary: #cacaca;
  --text-muted: rgba(255,255,255,.55);
  --accent: #0063e5;
  --accent-bright: #0080ff;
  --accent-dim: rgba(0,99,229,.12);
  --font: 'Avenir Next', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  --font-mono: "SF Mono", "Fira Code", monospace;
  --text-xs: 0.75rem; --text-sm: 0.875rem; --text-base: 1rem;
  --text-lg: 1.125rem; --text-xl: 1.25rem; --text-2xl: 1.5rem;
  --space-1: 4px; --space-2: 8px; --space-3: 12px; --space-4: 16px;
  --space-6: 24px; --space-8: 32px;
  --radius-sm: 6px; --radius: 10px; --radius-lg: 15px;
  --ease-snap: cubic-bezier(0.34, 1.56, 0.64, 1);
  --dur-fast: 120ms; --dur: 200ms;
}

body {
  font-family: var(--font);
  background: var(--bg);
  min-height: 100vh;
  color: var(--text-primary);
  display: flex;
  flex-direction: column;
}

/* ── Header ───────────────────────────────────────────────────────── */
.header-bar {
  background: linear-gradient(in oklch 135deg, #B015B0 0%, #3D0080 50%, #040714 100%);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
  padding: 0 var(--space-6);
  height: 68px;
  position: sticky;
  top: 0;
  z-index: 200;
  display: flex;
  align-items: center;
}

.header-logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; text-decoration: none; color: inherit; }

.header-logo-img {
  height: 36px; width: auto; flex-shrink: 0;
  filter: brightness(0) invert(1);
  transition: transform 0.3s var(--ease-snap);
  display: block;
}
.header-logo-img:hover { transform: scale(1.14) rotate(-9deg); }

.header-logo h1 { font-size: 1.2em; font-weight: 600; color: var(--text-primary); letter-spacing: .5px; }
.header-subtitle { font-size: .82em; color: rgba(255,255,255,.72); font-weight: 500; margin-top: 3px; font-family: var(--font-mono); }

nav { display: flex; align-items: center; gap: 6px; margin-left: auto; }
.nav-link {
  font-size: .8rem; font-weight: 500; color: var(--text-secondary);
  text-decoration: none; padding: 5px 12px; border-radius: 20px;
  border: 1px solid transparent; background: none; cursor: pointer;
  font-family: inherit; line-height: 1.4; display: inline-flex; align-items: center;
  transition: color .2s, border-color .2s, background .2s;
}
.nav-link:hover { color: var(--text-primary); border-color: rgba(0,99,229,.25); background: rgba(0,99,229,.07); }

.header-home {
  display: flex; align-items: center;
  margin-left: 4px;
  padding: 5px;
  color: rgba(255,255,255,0.9); text-decoration: none;
  border-radius: var(--radius-sm);
  transition: color .2s, background .2s; flex-shrink: 0;
}
.header-home:hover { color: #fff; background: rgba(255,255,255,0.12); }
.header-home svg { width: 34px; height: 34px; display: block; }

/* ── Main container ──────────────────────────────────────────────── */
.container {
  max-width: 1280px;
  width: 100%;
  margin: 0 auto;
  padding: 28px 24px;
  flex: 1;
}

/* ── Search bar ──────────────────────────────────────────────────── */
.search-wrap {
  position: relative;
  margin-bottom: 18px;
}
.search-wrap svg {
  position: absolute;
  left: 14px; top: 50%;
  transform: translateY(-50%);
  width: 16px; height: 16px;
  color: var(--text-muted);
  pointer-events: none;
}
#searchInput {
  width: 100%;
  background: rgba(255,255,255,.05);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 16px 12px 42px;
  font: inherit;
  font-size: .95rem;
  color: var(--text-primary);
  outline: none;
  transition: border-color .2s, box-shadow .2s;
}
#searchInput::placeholder { color: var(--text-muted); }
#searchInput:focus {
  border-color: rgba(0,99,229,.4);
  box-shadow: 0 0 0 3px rgba(0,99,229,.07);
}

/* ── Category chips ──────────────────────────────────────────────── */
.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-bottom: 20px;
}
.chip {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 5px 13px;
  border-radius: 20px;
  border: 1px solid rgba(255,255,255,.12);
  background: var(--surface-1);
  color: var(--text-secondary);
  font-size: .8rem;
  font-family: var(--font);
  cursor: pointer;
  user-select: none;
  transition: border-color .15s, background .15s, color .15s;
}
.chip:hover {
  border-color: rgba(0,99,229,.35);
  color: var(--text-primary);
}
.chip.active {
  background: var(--accent-dim);
  border-color: var(--accent);
  color: var(--accent);
}
.chip-count {
  font-size: .72rem;
  opacity: .6;
  font-family: var(--font-mono);
}

/* ── Recently added section ───────────────────────────────────────── */
.recent-section {
  margin-bottom: 24px;
}
.section-heading {
  font-size: .85rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 12px;
  letter-spacing: .3px;
}
.recent-row {
  display: flex;
  gap: 12px;
  overflow-x: auto;
  padding-bottom: 8px;
  scrollbar-width: thin;
  scrollbar-color: rgba(255,255,255,.1) transparent;
}
.recent-row::-webkit-scrollbar { height: 4px; }
.recent-row::-webkit-scrollbar-thumb { background: rgba(255,255,255,.1); border-radius: 2px; }
.recent-row .meme-card {
  min-width: 180px;
  max-width: 220px;
  flex-shrink: 0;
}

/* ── Toolbar row (result info + sort) ────────────────────────────── */
.toolbar-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
  gap: 12px;
}
.result-info {
  font-size: .75rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
  letter-spacing: .3px;
}
.sort-controls {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}
.sort-label {
  font-size: .75rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}
.sort-select {
  background: rgba(255,255,255,.05);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 5px 10px;
  font: inherit;
  font-size: .78rem;
  color: var(--text-primary);
  cursor: pointer;
  outline: none;
}
.sort-select option { background: #0c1a2e; }
.sort-select:focus { border-color: rgba(0,99,229,.4); }

/* ── Meme grid ───────────────────────────────────────────────────── */
.meme-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 14px;
}

/* ── Meme card ───────────────────────────────────────────────────── */
.meme-card {
  position: relative;
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  transition: border-color var(--dur), box-shadow var(--dur), background var(--dur), transform .25s var(--ease-snap);
  /* entrance animation */
  opacity: 0;
  animation: cardIn .4s ease-out forwards;
}
.meme-card:hover {
  border-color: rgba(0,99,229,.32);
  box-shadow: 0 0 18px rgba(0,99,229,.22);
  background: var(--surface-2);
  transform: translateY(-3px);
}

@keyframes cardIn {
  from { opacity: 0; transform: translateY(16px) scale(0.97); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}
/* After first render, skip entrance animation on re-renders */
.meme-grid.loaded .meme-card {
  animation: none;
  opacity: 1;
}

.meme-img-wrap {
  position: relative;
  overflow: hidden;
}

.meme-img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
  opacity: 0;
  transition: opacity .35s ease;
}
.meme-img.loaded { opacity: 1; }

.meme-meta {
  padding: 10px 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
}
.meme-name {
  font-size: .78rem;
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  flex: 1;
}
.meme-badges {
  display: flex; align-items: center; gap: 4px; flex-shrink: 0;
}
.badge-ext {
  font-family: var(--font-mono);
  font-size: 9px;
  padding: 1px 5px;
  border-radius: 3px;
  background: var(--accent-dim);
  border: 1px solid rgba(0,99,229,.2);
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: .5px;
  line-height: 1.6;
}
.badge-new {
  font-family: var(--font-mono);
  font-size: 8px;
  padding: 1px 5px;
  border-radius: 3px;
  background: rgba(52,211,153,.14);
  border: 1px solid rgba(52,211,153,.35);
  color: #34d399;
  text-transform: uppercase;
  letter-spacing: .5px;
  line-height: 1.6;
}

/* ── Vote button ─────────────────────────────────────────────────── */
.vote-row {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 0 12px 10px;
}
.vote-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: none;
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 14px;
  padding: 3px 10px;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: .72rem;
  cursor: pointer;
  transition: color .15s, border-color .15s, background .15s;
  line-height: 1.4;
}
.vote-btn:hover {
  color: #f472b6;
  border-color: rgba(244,114,182,.3);
  background: rgba(244,114,182,.06);
}
.vote-btn.voted {
  color: #f472b6;
  border-color: rgba(244,114,182,.35);
  background: rgba(244,114,182,.1);
}
.vote-btn.burst {
  animation: voteBurst .45s var(--ease-snap);
}
@keyframes voteBurst {
  0%   { transform: scale(1); }
  30%  { transform: scale(1.35); }
  60%  { transform: scale(0.9); }
  100% { transform: scale(1); }
}
.vote-btn svg { width: 13px; height: 13px; display: block; flex-shrink: 0; }
.vote-btn.downvote:hover {
  color: #f87171;
  border-color: rgba(248,113,113,.3);
  background: rgba(248,113,113,.06);
}
.vote-btn.downvote.voted {
  color: #f87171;
  border-color: rgba(248,113,113,.35);
  background: rgba(248,113,113,.1);
}
.vote-score {
  font-family: var(--font-mono);
  font-size: .7rem;
  color: var(--text-muted);
  min-width: 16px;
  text-align: center;
}
.vote-score.positive { color: #f472b6; }
.vote-score.negative { color: #f87171; }
.uploader-badge {
  font-size: .68rem;
  color: var(--text-muted);
  font-style: italic;
  padding: 0 12px 2px;
}

/* ── Card hover overlay (covers image area only) ─────────────────── */
.meme-overlay {
  position: absolute;
  inset: 0;
  background: rgba(4,7,20,.75);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--dur);
}
.meme-img-wrap:hover .meme-overlay {
  opacity: 1;
  pointer-events: auto;
}

.overlay-btn {
  display: flex; align-items: center; justify-content: center;
  width: 40px; height: 40px;
  border-radius: 8px;
  border: 1px solid rgba(0,99,229,.3);
  background: var(--accent-dim);
  color: var(--accent);
  cursor: pointer;
  transition: background .15s, transform .15s var(--ease-snap);
}
.overlay-btn:hover {
  background: rgba(0,99,229,.24);
  transform: scale(1.1);
}
.overlay-btn svg { width: 18px; height: 18px; display: block; }

/* ── Empty state ─────────────────────────────────────────────────── */
.empty-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: 64px 20px;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: .85rem;
}

/* ── Lightbox ────────────────────────────────────────────────────── */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 500;
  background: rgba(4,7,20,.92);
  backdrop-filter: blur(16px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity .25s;
}
.lightbox.open {
  opacity: 1;
  pointer-events: auto;
}

.lightbox-close {
  position: absolute;
  top: 16px; right: 20px;
  background: none; border: none;
  color: var(--text-muted);
  font-size: 2rem;
  cursor: pointer;
  line-height: 1;
  transition: color .2s;
  z-index: 10;
}
.lightbox-close:hover { color: var(--text-primary); }

/* ── Lightbox nav arrows ─────────────────────────────────────────── */
.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 50%;
  width: 48px; height: 48px;
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,.7);
  cursor: pointer;
  z-index: 10;
  transition: background .2s, color .2s, transform .2s var(--ease-snap);
}
.lightbox-nav:hover {
  background: rgba(255,255,255,.12);
  color: #fff;
  transform: translateY(-50%) scale(1.08);
}
.lightbox-prev { left: 16px; }
.lightbox-next { right: 16px; }
.lightbox-nav svg { width: 22px; height: 22px; display: block; }

.lightbox-counter {
  font-size: .72rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
  letter-spacing: .5px;
}

.lightbox-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  max-width: 90vw;
  max-height: 90vh;
}

#lightboxImg {
  max-width: 90vw;
  max-height: 70vh;
  object-fit: contain;
  border-radius: var(--radius);
  box-shadow: 0 8px 40px rgba(0,0,0,.6);
  transition: opacity .2s, transform .2s;
}
#lightboxImg.switching {
  opacity: 0;
  transform: scale(0.96);
}

.lightbox-info {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.lightbox-name {
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.lightbox-actions {
  display: flex;
  gap: 8px;
}

.lightbox-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(0,99,229,.3);
  background: var(--accent-dim);
  color: var(--accent);
  font: inherit;
  font-size: .82rem;
  font-weight: 500;
  cursor: pointer;
  transition: background .15s;
}
.lightbox-btn:hover {
  background: rgba(0,99,229,.22);
}
.lightbox-btn svg {
  width: 15px; height: 15px; display: block; flex-shrink: 0;
}

/* ── Toast ───────────────────────────────────────────────────────── */
#toast {
  position: fixed;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%) translateY(16px);
  background: rgba(0,99,229,.13);
  border: 1px solid rgba(0,99,229,.35);
  backdrop-filter: blur(12px);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: .82rem;
  padding: 9px 20px;
  border-radius: 20px;
  pointer-events: none;
  opacity: 0;
  transition: opacity .2s, transform .2s var(--ease-snap);
  z-index: 999;
  white-space: nowrap;
}
#toast.visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ── Upload panel ────────────────────────────────────────────────── */
.upload-panel {
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 20px;
  display: none;
}
.upload-panel.open { display: block; }

.upload-panel h3 {
  font-size: .9rem;
  font-weight: 600;
  margin-bottom: 14px;
  color: var(--text-secondary);
}

/* ── Auth tabs & form ─────────────────────────────────────────────── */
.auth-tabs {
  display: flex; gap: 4px; margin-bottom: 14px;
}
.auth-tab {
  flex: 1; padding: 8px; text-align: center;
  background: none; border: 1px solid var(--border); border-radius: var(--radius-sm);
  color: var(--text-muted); font: inherit; font-size: .82rem; font-weight: 500;
  cursor: pointer; transition: color .15s, border-color .15s, background .15s;
}
.auth-tab:hover { color: var(--text-primary); border-color: rgba(0,99,229,.25); }
.auth-tab.active { color: var(--accent); border-color: var(--accent); background: var(--accent-dim); }
.auth-form {
  display: flex; flex-direction: column; gap: 8px;
}
.auth-form input {
  background: rgba(255,255,255,.05);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 9px 14px;
  font: inherit; font-size: .88rem;
  color: var(--text-primary);
  outline: none;
  transition: border-color .2s;
}
.auth-form input:focus { border-color: rgba(0,99,229,.4); }
.auth-user-row {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 14px;
}
.auth-username {
  font-size: .85rem; font-weight: 500; color: var(--accent);
}
.auth-logout {
  background: none; border: 1px solid var(--border); border-radius: var(--radius-sm);
  padding: 4px 12px; font: inherit; font-size: .75rem; color: var(--text-muted);
  cursor: pointer; transition: color .15s, border-color .15s;
}
.auth-logout:hover { color: var(--text-primary); border-color: var(--border-strong); }
.anon-label {
  display: flex; align-items: center; gap: 6px;
  font-size: .78rem; color: var(--text-muted); cursor: pointer;
}
.anon-label input { width: auto; cursor: pointer; accent-color: var(--accent); }

.upload-submit-btn {
  padding: 9px 18px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(0,99,229,.3);
  background: var(--accent-dim);
  color: var(--accent);
  font: inherit; font-size: .85rem; font-weight: 500;
  cursor: pointer;
  transition: background .15s;
  white-space: nowrap;
}
.pw-row button:hover, .upload-submit-btn:hover {
  background: rgba(0,99,229,.22);
}
.pw-row button:disabled, .upload-submit-btn:disabled {
  opacity: .45; cursor: not-allowed;
}

.drop-zone {
  border: 2px dashed rgba(0,99,229,.2);
  border-radius: var(--radius);
  padding: 32px 20px;
  text-align: center;
  color: var(--text-muted);
  font-size: .85rem;
  font-family: var(--font-mono);
  cursor: pointer;
  transition: border-color .2s, background .2s;
  margin-bottom: 14px;
}
.drop-zone.dragover {
  border-color: var(--accent);
  background: rgba(0,99,229,.06);
}

.upload-preview {
  display: flex; align-items: center; gap: 14px;
  margin-bottom: 14px;
}
.upload-preview img {
  width: 80px; height: 80px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,.03);
}
.upload-fields {
  flex: 1; display: flex; flex-direction: column; gap: 8px;
}
.upload-fields input, .upload-fields select {
  background: rgba(255,255,255,.05);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  font: inherit; font-size: .85rem;
  color: var(--text-primary);
  outline: none;
}
.upload-fields select { cursor: pointer; }
.upload-fields select option { background: #0c1a2e; }
.upload-fields input:focus, .upload-fields select:focus {
  border-color: rgba(0,99,229,.4);
}

/* ── Footer ──────────────────────────────────────────────────────── */
.info-footer {
  text-align: center;
  padding: 20px 24px 28px;
  color: rgba(255,255,255,.22);
  font-size: .78em;
  line-height: 1.8;
  border-top: 1px solid rgba(255,255,255,.05);
  margin-top: 32px;
  font-family: var(--font-mono);
}
.info-footer a { color: rgba(0,99,229,.55); text-decoration: none; }
.info-footer a:hover { color: var(--accent); }

/* ── Focus styles ────────────────────────────────────────────────── */
:focus-visible {
  outline: 2px solid var(--accent-bright);
  outline-offset: 2px;
}

/* ── Skip link ───────────────────────────────────────────────────── */
.skip-link {
  position: absolute; top: -100%; left: 16px; z-index: 1000;
  padding: 8px 16px; background: var(--accent-bright); color: #000;
  font-weight: 600; font-size: .875rem; border-radius: 0 0 6px 6px;
  text-decoration: none; transition: top .2s;
}
.skip-link:focus { top: 0; }

/* ── Scroll to top ───────────────────────────────────────────────── */
.scroll-top {
  position: fixed;
  bottom: 28px;
  right: 24px;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: rgba(0,99,229,.15);
  border: 1px solid rgba(0,99,229,.3);
  backdrop-filter: blur(10px);
  color: var(--accent);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  z-index: 300;
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
  transition: opacity .25s, transform .25s var(--ease-snap), background .15s;
}
.scroll-top.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
.scroll-top:hover {
  background: rgba(0,99,229,.28);
  transform: translateY(-2px);
}
.scroll-top svg { width: 20px; height: 20px; display: block; }

/* ── Random button nav-link accent ───────────────────────────────── */
.nav-link--random {
  color: #a78bfa;
  border-color: rgba(167,139,250,.2);
}
.nav-link--random:hover {
  color: #c4b5fd;
  border-color: rgba(167,139,250,.35);
  background: rgba(167,139,250,.07);
}

/* ── Reduced motion ──────────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

/* ── Mobile ──────────────────────────────────────────────────────── */
@media (max-width: 600px) {
  .container { padding: 20px 16px; }
  .meme-grid { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; }
  .header-bar { padding: 0 var(--space-4); }
  .header-logo h1 { font-size: 1rem; }
  .header-subtitle { display: none; }
  .lightbox-actions { flex-wrap: wrap; justify-content: center; }
  .lightbox-btn span { display: none; }
  .lightbox-btn { padding: 10px; }
  .lightbox-nav { width: 38px; height: 38px; }
  .lightbox-prev { left: 8px; }
  .lightbox-next { right: 8px; }
  .nav-link--random span { display: none; }
}