/* Cosplay Gallery — Light Blue Minimal Theme */

:root {
  --color-primary: #4A90D9;
  --color-primary-hover: #3A7BC8;
  --color-primary-light: #E8F0FE;
  --color-primary-wash: rgba(74, 144, 217, 0.08);
  --color-bg: var(--bg);
  --color-bg-card: var(--bg-card);
  --color-bg-hover: var(--bg-hover);
  --color-text: var(--text);
  --color-text-secondary: var(--text-secondary);
  --color-text-muted: var(--text-muted);
  --color-border: var(--border);
  --color-border-hover: var(--border-hover);
  --color-cosplay: #7C3AED;
  --color-portrait: #EC4899;
  --color-gravure: #F59E0B;
  --color-series: #059669;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-pill: 999px;
  --shadow-card: 0 1px 3px rgba(0,0,0,0.04);
  --shadow-hover: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-modal: 0 16px 48px rgba(0,0,0,0.12);
  --font: 'DM Sans', 'Noto Sans JP', system-ui, -apple-system, sans-serif;

  /* Light theme (default) */
  --bg: #FAFBFD;
  --bg-card: #FFFFFF;
  --bg-hover: #F0F4F8;
  --text: #1A2332;
  --text-secondary: #5A6B7B;
  --text-muted: #8FA0B3;
  --border: #E2E8F0;
  --border-hover: #CBD5E1;
  --lb-info-bg: #FFFFFF;
  --gate-bg: linear-gradient(135deg, #E8F0FE 0%, #FAFBFD 50%, #EEF2FF 100%);
  --gate-card-bg: white;
  --topbar-bg: rgba(250, 251, 253, 0.85);
  --filter-bar-bg: white;
}

[data-theme="dark"] {
  --bg: #0f1117;
  --bg-card: #1a1d27;
  --bg-hover: #252836;
  --text: #e4e6eb;
  --text-secondary: #a8adb8;
  --text-muted: #6b7280;
  --border: #2d3040;
  --border-hover: #3d4155;
  --lb-info-bg: #1a1d27;
  --gate-bg: linear-gradient(135deg, #0f1117 0%, #1a1d27 50%, #0f1117 100%);
  --gate-card-bg: #1a1d27;
  --topbar-bg: rgba(15, 17, 23, 0.85);
  --filter-bar-bg: #1a1d27;
  --color-primary-light: rgba(74, 144, 217, 0.15);
  --color-primary-wash: rgba(74, 144, 217, 0.12);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { overflow-x: hidden; touch-action: pan-y; }

body {
  font-family: var(--font);
  background: var(--color-bg);
  color: var(--color-text);
  min-height: 100vh;
  overflow-x: hidden;
  overscroll-behavior-x: none;
  max-width: 100vw;
  width: 100%;
  touch-action: pan-y;
}

.hidden { display: none !important; }

/* === Password Gate === */
.gate {
  position: fixed; inset: 0;
  display: flex; align-items: center; justify-content: center;
  background: var(--gate-bg);
  z-index: 9999;
}
.gate-card {
  background: var(--gate-card-bg);
  padding: 48px 40px;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-modal);
  text-align: center;
  max-width: 380px; width: 90%;
}
.gate-icon { font-size: 48px; margin-bottom: 16px; }
.gate-card h1 {
  font-size: 24px; font-weight: 700;
  color: var(--color-text); margin-bottom: 8px;
}
.gate-card p {
  color: var(--color-text-muted); font-size: 14px; margin-bottom: 24px;
}
.gate-card input {
  width: 100%; padding: 12px 16px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 15px; font-family: var(--font);
  outline: none; transition: border-color 0.2s;
  background: var(--color-bg); color: var(--color-text);
}
.gate-card input:focus { border-color: var(--color-primary); }
.gate-card button {
  width: 100%; padding: 12px;
  margin-top: 12px;
  background: var(--color-primary);
  color: white; border: none;
  border-radius: var(--radius-md);
  font-size: 15px; font-weight: 600;
  cursor: pointer; transition: background 0.2s;
  font-family: var(--font);
}
.gate-card button:hover { background: var(--color-primary-hover); }
.gate-error { color: #EF4444; font-size: 13px; margin-top: 8px; min-height: 20px; }

/* === Top Bar === */
.topbar {
  position: sticky; top: 0; z-index: 100;
  background: var(--topbar-bg);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border);
}
.topbar-inner {
  max-width: 1400px; margin: 0 auto;
  padding: 12px 24px;
  display: flex; align-items: center; gap: 20px;
}
.logo {
  font-size: 18px; font-weight: 700;
  color: var(--color-primary);
  cursor: pointer; white-space: nowrap;
  user-select: none;
}
.logo span { margin-left: 4px; }
.search-box {
  flex: 1; max-width: 480px;
  position: relative;
}
.search-icon {
  position: absolute; left: 12px; top: 50%; transform: translateY(-50%);
  width: 18px; height: 18px; color: var(--color-text-muted);
}
.search-box input {
  width: 100%; padding: 10px 36px 10px 40px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-pill);
  font-size: 14px; font-family: var(--font);
  background: var(--color-bg-card); outline: none;
  color: var(--color-text);
  transition: border-color 0.2s, box-shadow 0.2s;
}
.search-box .clear-btn {
  position: absolute; right: 8px; top: 50%; transform: translateY(-50%);
  background: none; border: none; cursor: pointer;
  font-size: 18px; color: var(--color-text-muted); padding: 2px 6px;
  line-height: 1; border-radius: 50%;
}
.search-box .clear-btn:hover { color: var(--color-text); background: var(--color-border); }
.search-box input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(74, 144, 217, 0.12);
}
.topbar-stats {
  font-size: 13px; color: var(--color-text-muted);
  white-space: nowrap;
}
.topbar-controls {
  display: flex; align-items: center; gap: 6px;
  margin-left: auto;
}
.toggle-btn {
  display: flex; align-items: center; gap: 4px;
  padding: 5px 10px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  font-size: 11px; font-weight: 500;
  color: var(--color-text-muted);
  cursor: pointer; transition: all 0.2s;
  font-family: var(--font);
  white-space: nowrap;
}
.toggle-btn svg { width: 16px; height: 16px; flex-shrink: 0; }
.toggle-btn:hover { border-color: var(--color-primary); color: var(--color-primary); }
.toggle-btn.active { background: var(--color-primary); color: white; border-color: var(--color-primary); }

/* === Filter Bar === */
.filter-bar {
  border-bottom: 1px solid var(--color-border);
  background: var(--filter-bar-bg);
}
.filter-bar-inner {
  max-width: 1400px; margin: 0 auto;
  padding: 8px 24px;
  display: flex; align-items: center; gap: 8px;
  flex-wrap: wrap;
}
.filter-group { position: relative; }
.filter-toggle {
  display: flex; align-items: center; gap: 6px;
  padding: 6px 14px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  font-size: 13px; font-weight: 500;
  color: var(--color-text-secondary);
  cursor: pointer; transition: all 0.2s;
  font-family: var(--font);
}
.filter-toggle:hover { background: var(--color-primary-light); border-color: var(--color-primary); color: var(--color-primary); }
.filter-toggle.active { background: var(--color-primary); color: white; border-color: var(--color-primary); }
.filter-dropdown {
  position: absolute; top: calc(100% + 4px); left: 0;
  min-width: 220px; max-height: 320px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-hover);
  overflow-y: auto; z-index: 50;
  padding: 4px;
}
.filter-option {
  display: flex; align-items: center; gap: 8px;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  cursor: pointer; font-size: 13px;
  transition: background 0.15s;
}
.filter-option:hover { background: var(--color-bg-hover); }
.filter-option.selected { background: var(--color-primary-light); color: var(--color-primary); font-weight: 500; }
.filter-option .count {
  margin-left: auto; font-size: 11px;
  color: var(--color-text-muted);
  background: var(--color-bg);
  padding: 1px 6px; border-radius: var(--radius-pill);
}
.active-filters { display: flex; gap: 6px; flex-wrap: wrap; }
.active-filter-tag {
  display: flex; align-items: center; gap: 4px;
  padding: 4px 10px;
  background: var(--color-primary-light);
  color: var(--color-primary);
  border-radius: var(--radius-pill);
  font-size: 12px; font-weight: 500;
}
.active-filter-tag .remove {
  cursor: pointer; font-size: 14px; line-height: 1;
  opacity: 0.6; transition: opacity 0.15s;
}
.active-filter-tag .remove:hover { opacity: 1; }
.clear-filters {
  padding: 4px 12px; border: none;
  background: none; color: var(--color-text-muted);
  font-size: 12px; cursor: pointer;
  font-family: var(--font);
  text-decoration: underline;
}

/* === Gallery Masonry === */
.gallery {
  max-width: 1400px; margin: 0 auto;
  padding: 20px 24px 60px;
}
.masonry {
  columns: 4;
  column-gap: 16px;
}
@media (max-width: 1200px) { .masonry { columns: 3; } }
@media (max-width: 800px) { .masonry { columns: 2; } }
@media (max-width: 500px) { .masonry { columns: 1; } }

.card {
  break-inside: avoid;
  margin-bottom: 16px;
  background: var(--color-bg-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  cursor: pointer;
  transition: box-shadow 0.2s, transform 0.15s;
}
.card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}
.card img {
  width: 100%; display: block;
  border-radius: var(--radius-lg);
}
.card-info {
  padding: 10px 14px;
}
.card-author {
  font-size: 12px; font-weight: 600;
  color: var(--color-text-secondary);
  margin-bottom: 4px;
}
.card-tags {
  display: flex; flex-wrap: wrap; gap: 4px;
}
.tag {
  font-size: 10px; padding: 2px 8px;
  border-radius: var(--radius-pill);
  font-weight: 500;
}
.tag-cosplay { background: rgba(124,58,237,0.1); color: var(--color-cosplay); }
.tag-portrait { background: rgba(236,72,153,0.1); color: var(--color-portrait); }
.tag-gravure { background: rgba(245,158,11,0.1); color: var(--color-gravure); }
.tag-series { background: rgba(5,150,105,0.1); color: var(--color-series); }
.tag-style { background: var(--color-primary-wash); color: var(--color-primary); }

/* === Empty / Loading === */
.empty-state {
  text-align: center; padding: 80px 20px;
  color: var(--color-text-muted);
}
.empty-icon { font-size: 64px; margin-bottom: 16px; }
.empty-state h2 { font-size: 20px; margin-bottom: 8px; color: var(--color-text-secondary); }
.loading-state {
  display: flex; justify-content: center; padding: 40px;
}
.spinner {
  width: 32px; height: 32px;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Loading More indicator */
.loading-more {
  display: flex; align-items: center; justify-content: center; gap: 10px;
  padding: 24px; color: var(--color-text-muted); font-size: 14px;
}
.loading-more .spinner { width: 24px; height: 24px; }

/* === Lightbox === */
.lightbox {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.85);
  z-index: 200;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden; overscroll-behavior: contain;
}
.lb-close {
  position: fixed; top: 16px; right: 20px;
  background: none; border: none;
  color: white; font-size: 36px;
  cursor: pointer; z-index: 210;
  opacity: 0.7; transition: opacity 0.2s;
}
.lb-close:hover { opacity: 1; }
.lb-prev, .lb-next {
  position: fixed; top: 50%; transform: translateY(-50%);
  background: rgba(255,255,255,0.1);
  border: none; color: white;
  font-size: 36px; padding: 12px 16px;
  cursor: pointer; border-radius: var(--radius-md);
  z-index: 210; opacity: 0.6;
  transition: opacity 0.2s, background 0.2s;
}
.lb-prev:hover, .lb-next:hover { opacity: 1; background: rgba(255,255,255,0.2); }
.lb-prev { left: 16px; }
.lb-next { right: 16px; }
@media (max-width: 768px) {
  .lb-prev, .lb-next { display: none !important; }
}
.lb-content {
  display: flex; gap: 24px;
  max-width: 90vw; max-height: 92vh;
  align-items: flex-start;
}
.lb-image-wrap {
  flex: 1; min-width: 0;
  display: flex; align-items: center; justify-content: center;
}
.lb-image-wrap img {
  max-width: 100%; max-height: 85vh;
  border-radius: var(--radius-md);
  object-fit: contain;
  user-select: none; -webkit-user-drag: none;
}
.lb-info {
  width: 280px; flex-shrink: 0;
  background: var(--lb-info-bg);
  border-radius: var(--radius-lg);
  padding: 24px;
  max-height: 85vh; overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}
.lb-author {
  font-size: 15px; font-weight: 600;
  margin-bottom: 16px;
  color: var(--color-text);
}
.lb-classification { margin-bottom: 16px; }
.lb-classification .lb-row {
  display: flex; justify-content: space-between;
  padding: 6px 0; font-size: 13px;
  border-bottom: 1px solid var(--color-border);
}
.lb-classification .lb-label { color: var(--color-text-muted); }
.lb-classification .lb-value { font-weight: 500; text-align: right; max-width: 160px; }
.lb-clickable { cursor: pointer; transition: color 0.15s, opacity 0.15s; }
.lb-clickable:hover { color: var(--color-primary); opacity: 0.85; }
.lb-clickable:active { opacity: 0.6; }
.tag.lb-clickable:hover { background: var(--color-primary); color: #fff; }
.lb-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 16px; }
.lb-meta { font-size: 12px; color: var(--color-text-muted); line-height: 1.8; }
.lb-meta a { color: var(--color-primary); text-decoration: none; }
.lb-meta a:hover { text-decoration: underline; }

/* Edit form in lightbox */
.lb-edit-section { margin-top: 16px; border-top: 1px solid var(--color-border); padding-top: 12px; }
.lb-edit-btn {
  background: none; border: 1px solid var(--color-border);
  padding: 6px 14px; border-radius: var(--radius-sm);
  font-size: 13px; cursor: pointer; color: var(--color-text-muted);
  transition: all 0.2s;
}
.lb-edit-btn:hover { border-color: var(--color-primary); color: var(--color-primary); }
.lb-edit-form { margin-top: 12px; }
.lb-edit-form label {
  display: flex; flex-direction: column; gap: 4px;
  font-size: 12px; color: var(--color-text-muted);
  margin-bottom: 10px;
}
.lb-edit-form input, .lb-edit-form select {
  padding: 7px 10px; border: 1px solid var(--color-border);
  border-radius: var(--radius-sm); font-size: 13px;
  font-family: inherit; color: var(--color-text);
  background: var(--color-bg);
}
.lb-edit-form input:focus, .lb-edit-form select:focus {
  outline: none; border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(96, 165, 250, 0.15);
}
.edit-actions { display: flex; gap: 8px; margin-top: 4px; }
.edit-save {
  flex: 1; padding: 8px; border: none; border-radius: var(--radius-sm);
  background: var(--color-primary); color: white;
  font-size: 13px; font-weight: 600; cursor: pointer;
  transition: background 0.2s;
}
.edit-save:hover { background: #3b82f6; }
.edit-cancel {
  padding: 8px 14px; border: 1px solid var(--color-border);
  border-radius: var(--radius-sm); background: var(--color-bg-card);
  font-size: 13px; cursor: pointer; color: var(--color-text-muted);
}
.edit-cancel:hover { border-color: var(--color-text-muted); }
.edit-delete {
  width: 100%; margin-top: 12px; padding: 8px;
  border: 1px solid #fca5a5; border-radius: var(--radius-sm);
  background: var(--color-bg-card); color: #dc2626;
  font-size: 13px; cursor: pointer; transition: all 0.2s;
}
.edit-delete:hover { background: #fef2f2; border-color: #dc2626; }

@media (max-width: 768px) {
  .lightbox {
    overflow-y: auto; overflow-x: hidden;
    -webkit-overflow-scrolling: touch;
    align-items: flex-start;
    overscroll-behavior-x: none;
  }
  .lb-content {
    flex-direction: column; align-items: center;
    max-height: none; max-width: 100vw; width: 100vw;
    overflow: visible;
    padding: 48px 0 80px;
    touch-action: pan-y;
  }
  .lb-image-wrap { flex-shrink: 0; width: 100vw; }
  .lb-image-wrap img { max-height: 55vh; }
  .lb-info {
    width: 90vw; max-height: none;
    overflow-y: visible;
    margin-bottom: 60px;
    flex-shrink: 0;
  }
  .topbar-inner { gap: 12px; }
  .topbar-stats { display: none; }
  .topbar-controls { gap: 4px; }
  .toggle-btn span.toggle-label { display: none; }
}

/* --- Select Mode & Batch Bar --- */
.select-mode .card { cursor:pointer; position:relative; }
.select-mode .card::after {
  content:''; position:absolute; top:8px; right:8px; width:24px; height:24px;
  border:2px solid #fff; border-radius:50%; background:rgba(0,0,0,0.3);
  box-shadow:0 1px 3px rgba(0,0,0,0.3); transition:all .15s;
}
.select-mode .card.selected { outline:3px solid var(--color-primary); outline-offset:-3px; }
.select-mode .card.selected::after {
  background:var(--color-primary); border-color:var(--color-primary);
  background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M5 13l4 4L19 7'/%3E%3C/svg%3E");
  background-size:16px; background-position:center; background-repeat:no-repeat;
}
.batch-bar {
  position:fixed; bottom:0; left:0; right:0; z-index:150;
  background:var(--color-bg); border-top:1px solid var(--color-border);
  box-shadow:0 -4px 20px rgba(0,0,0,0.1); padding:12px 16px;
}
.batch-bar-inner {
  max-width:1200px; margin:0 auto; display:flex; align-items:center; gap:8px; flex-wrap:wrap;
}
.batch-bar-inner span { font-weight:600; font-size:14px; white-space:nowrap; color:var(--color-primary); }
.batch-bar-inner input, .batch-bar-inner select {
  padding:6px 10px; border:1px solid var(--color-border); border-radius:8px;
  font-size:13px; font-family:inherit; background:var(--color-surface);
  color:var(--color-text); flex:1; min-width:80px;
}
.batch-btn {
  padding:8px 14px; border:none; border-radius:8px; font-size:13px;
  font-weight:600; cursor:pointer; font-family:inherit; white-space:nowrap;
}
.batch-save { background:var(--color-primary); color:#fff; }
.batch-save:hover { opacity:0.9; }
.batch-cancel { background:transparent; color:var(--color-text-muted); border:1px solid var(--color-border) !important; }
@media (max-width: 640px) {
  .batch-bar-inner { gap:6px; }
  .batch-bar-inner input, .batch-bar-inner select { min-width:60px; font-size:12px; }
  .batch-btn { padding:6px 10px; font-size:12px; }
}