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

:root {
  --accent: #E60023;
  --accent-hover: #c2001d;
  --bg: #ffffff;
  --surface: #f8f8f8;
  --surface-2: #f0f0f0;
  --text: #111111;
  --text-2: #555555;
  --text-3: #888888;
  --border: #e0e0e0;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 2px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.14);
  --header-h: 64px;
  --max-w: 1400px;
  --transition: 0.22s cubic-bezier(0.4,0,0.2,1);
}

html {
  -webkit-tap-highlight-color: transparent;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.45;
  padding-top: calc(var(--header-h) + 56px);
  min-height: 100vh;
}

/* ===== Header ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-h);
  background: rgba(255,255,255,0.92);
  backdrop-filter: saturate(140%) blur(12px);
  -webkit-backdrop-filter: saturate(140%) blur(12px);
  border-bottom: 1px solid rgba(0,0,0,0.04);
  z-index: 1000;
  transition: box-shadow var(--transition);
}

.header-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 16px;
  height: 100%;
  display: flex;
  align-items: center;
  gap: 12px;
}

.header-left, .header-right {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  color: var(--text);
  font-weight: 700;
  font-size: 20px;
  letter-spacing: -0.3px;
}

.logo-text {
  display: inline-flex;
  align-items: baseline;
  letter-spacing: -0.4px;
}

.logo-pin { color: var(--accent); }
.logo-wow { color: var(--text); }

.logo-eye {
  display: inline-block;
  width: 0.82em;
  height: 0.82em;
  margin: 0 -0.02em;
  flex-shrink: 0;
  color: var(--accent);
}

/* Category bar */
.category-bar {
  flex: 1;
  display: flex;
  gap: 6px;
  overflow-x: auto;
  overflow-y: hidden;
  scrollbar-width: none;
  -ms-overflow-style: none;
  padding: 2px 4px;
  mask-image: linear-gradient(to right, transparent 0, black 8px, black calc(100% - 8px), transparent 100%);
  -webkit-mask-image: linear-gradient(to right, transparent 0, black 8px, black calc(100% - 8px), transparent 100%);
}

.category-bar::-webkit-scrollbar { display: none; }

.category-btn {
  flex-shrink: 0;
  padding: 7px 14px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text-2);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--transition);
  outline: none;
}

.category-btn:hover {
  background: var(--surface);
  border-color: var(--text-3);
}

.category-btn.active {
  background: var(--text);
  color: #fff;
  border-color: var(--text);
}

.category-btn:focus-visible {
  box-shadow: 0 0 0 2px var(--accent);
}

/* Icon buttons */
.icon-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: none;
  background: transparent;
  color: var(--text);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background var(--transition), transform .1s;
  outline: none;
}

.icon-btn:hover { background: var(--surface-2); }
.icon-btn:active { transform: scale(0.95); }
.icon-btn:focus-visible { box-shadow: 0 0 0 2px var(--accent); }
.icon-btn svg { width: 22px; height: 22px; }

/* ===== Search Overlay ===== */
.search-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 0 16px;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-6px);
  transition: opacity var(--transition), transform var(--transition);
}

.search-overlay.open {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.search-box {
  flex: 1;
  max-width: 640px;
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--surface);
  border-radius: 999px;
  padding: 10px 16px;
  border: 1px solid var(--border);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.search-box:focus-within {
  border-color: rgba(230,0,35,0.35);
  box-shadow: 0 0 0 3px rgba(230,0,35,0.10);
}

.search-icon { width: 18px; height: 18px; color: var(--text-3); flex-shrink: 0; }

.search-input {
  flex: 1;
  border: none;
  background: transparent;
  font-size: 15px;
  color: var(--text);
  outline: none;
}

.search-input::placeholder { color: var(--text-3); }

.search-clear {
  width: 36px; height: 36px;
  border-radius: 50%;
  border: none;
  background: transparent;
  color: var(--text-3);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background .15s, color .15s, opacity .15s;
  opacity: 0;
  pointer-events: none;
}

.search-clear.visible {
  opacity: 1;
  pointer-events: auto;
}

.search-clear:hover { background: var(--surface-2); color: var(--text); }
.search-clear svg { width: 16px; height: 16px; }

.search-scopes {
  display: flex;
  gap: 6px;
  align-items: center;
}

.scope-btn {
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text-3);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  opacity: 0.35;
  transition: all var(--transition);
  outline: none;
}

.scope-btn:hover, .scope-btn.active {
  opacity: 1;
  border-color: var(--text-3);
  color: var(--text-2);
}

.scope-btn.active {
  background: var(--surface-2);
  color: var(--text);
  border-color: var(--text-2);
}

/* ===== Floating Actions ===== */
.floating-actions {
  position: fixed;
  top: calc(var(--header-h) + 8px);
  left: 16px;
  right: 16px;
  display: flex;
  justify-content: space-between;
  pointer-events: none;
  z-index: 900;
  max-width: var(--max-w);
  margin: 0 auto;
}

.float-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(8px);
  color: var(--text);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  pointer-events: auto;
  opacity: 0.35;
  transition: opacity var(--transition), transform .15s, box-shadow var(--transition);
  box-shadow: var(--shadow);
  outline: none;
}

.float-btn:hover, .float-btn:focus-visible {
  opacity: 1;
  transform: translateY(-1px);
  box-shadow: var(--shadow-lg);
}

.float-btn svg { width: 20px; height: 20px; }

.float-btn.hidden { display: none; }

/* ===== Menu Dropdown ===== */
.menu-dropdown {
  position: fixed;
  top: calc(var(--header-h) + 6px);
  right: 16px;
  width: 220px;
  background: rgba(255,255,255,0.98);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  z-index: 1100;
  overflow: hidden;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-6px) scale(0.98);
  transition: opacity var(--transition), transform var(--transition);
}

.menu-dropdown.open {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0) scale(1);
}

.menu-item {
  display: block;
  width: 100%;
  text-align: left;
  padding: 12px 16px;
  border: none;
  background: transparent;
  color: var(--text);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: background .12s;
  outline: none;
}

.menu-item:hover { background: var(--surface); }

.menu-item:focus-visible { background: var(--surface-2); }

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

.menu-divider {
  height: 1px;
  background: var(--border);
  margin: 4px 8px;
}

/* ===== Feed Grid ===== */
.feed {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 16px 40px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  align-items: start;
}

@media (min-width: 640px) { .feed { grid-template-columns: repeat(3, 1fr); gap: 14px; } }
@media (min-width: 900px) { .feed { grid-template-columns: repeat(4, 1fr); gap: 16px; } }
@media (min-width: 1200px) { .feed { grid-template-columns: repeat(5, 1fr); gap: 18px; } }
@media (min-width: 1440px) { .feed { grid-template-columns: repeat(6, 1fr); } }

/* ===== Pin Card ===== */
.pin-card {
  position: relative;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--bg);
  cursor: pointer;
  transition: transform .2s, box-shadow .2s;
  outline: none;
  touch-action: manipulation;
  display: flex;
  flex-direction: column;
}

.pin-card:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.pin-card:focus-visible { box-shadow: 0 0 0 2px var(--accent); }

.pin-media {
  position: relative;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  background: var(--surface);
  border-radius: var(--radius-sm);
}

.pin-media img, .pin-media video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.pin-media video {
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
}

.pin-text-bg {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  text-align: center;
}

.pin-text-bg p {
  font-weight: 600;
  font-size: clamp(13px, 1.8vw, 16px);
  line-height: 1.4;
  color: #fff;
  text-shadow: 0 1px 4px rgba(0,0,0,0.35);
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.pin-text-bg .pin-text-title {
  font-size: clamp(14px, 2vw, 18px);
  margin-bottom: 4px;
}

/* Identity overlay */
.pin-identity {
  position: absolute;
  bottom: 10px;
  left: 10px;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(0,0,0,0.35);
  backdrop-filter: blur(4px);
  opacity: 0;
  transition: opacity .2s;
  pointer-events: none;
}

.pin-card:hover .pin-identity,
.pin-card:focus-visible .pin-identity {
  opacity: 1;
}

.pin-username {
  font-size: 11px;
  font-weight: 600;
  color: #fff;
  text-shadow: 0 1px 2px rgba(0,0,0,0.5);
}

/* Actions hover */
.pin-actions-hover {
  position: absolute;
  top: 10px;
  right: 10px;
  display: flex;
  gap: 6px;
  opacity: 0;
  transition: opacity .2s;
}

.pin-card:hover .pin-actions-hover,
.pin-card:focus-visible .pin-actions-hover {
  opacity: 1;
}

.pin-action-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: none;
  background: rgba(255,255,255,0.2);
  backdrop-filter: blur(4px);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background .15s, transform .1s;
  outline: none;
}

.pin-action-btn:hover { background: rgba(255,255,255,0.35); }
.pin-action-btn:active { transform: scale(0.92); }
.pin-action-btn.saved { background: var(--accent); }
.pin-action-btn svg { width: 16px; height: 16px; }

.pin-video-badge {
  position: absolute;
  top: 8px;
  left: 8px;
  width: 24px; height: 24px;
  background: rgba(0,0,0,0.45);
  backdrop-filter: blur(4px);
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
}

.pin-video-badge svg { width: 10px; height: 10px; }

/* Caption area */
.pin-caption {
  padding: 10px 4px 6px;
}

.pin-caption-top {
  display: flex;
  align-items: center;
  gap: 8px;
}

.pin-caption-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  line-height: 1.35;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  flex: 1;
}

.pin-cat-chip {
  font-size: 11px;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 999px;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-2);
  white-space: nowrap;
}

.pin-caption-desc {
  font-size: 12px;
  color: var(--text-3);
  line-height: 1.35;
  margin-top: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Mobile: identity and actions always visible but subtle */
@media (max-width: 639px) {
  .pin-identity {
    opacity: 1;
    background: rgba(0,0,0,0.25);
  }
  .pin-actions-hover {
    opacity: 1;
  }
  .pin-action-btn {
    background: rgba(0,0,0,0.35);
  }
}

/* ===== Empty State ===== */
.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-3);
  font-size: 15px;
}

.empty-state.hidden { display: none; }

/* ===== Toast ===== */
.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--text);
  color: #fff;
  padding: 12px 20px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition), transform var(--transition);
  z-index: 2000;
  white-space: nowrap;
}

.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ===== New Pins Pill ===== */
.new-pins-pill {
  position: fixed;
  top: calc(var(--header-h) + 12px);
  left: 50%;
  transform: translateX(-50%) translateY(-20px);
  background: var(--accent);
  color: #fff;
  padding: 8px 18px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  box-shadow: var(--shadow-lg);
  cursor: pointer;
  z-index: 950;
  opacity: 0;
  pointer-events: none;
  transition: opacity .25s, transform .25s;
}

.new-pins-pill.show {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

/* ===== Skeleton Loading ===== */
.skeleton-card {
  pointer-events: none;
}

.skeleton-media {
  background: linear-gradient(90deg, var(--surface) 25%, var(--surface-2) 50%, var(--surface) 75%);
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.5s infinite;
}

.skeleton-caption {
  padding: 10px 4px 6px;
}

.skeleton-line {
  height: 14px;
  background: var(--surface-2);
  border-radius: 4px;
  margin-bottom: 8px;
  width: 80%;
}

.skeleton-line.short {
  width: 50%;
  height: 12px;
}

@keyframes skeleton-shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ===== Save Burst Animation ===== */
.save-burst {
  position: fixed;
  width: 60px;
  height: 60px;
  pointer-events: none;
  z-index: 3000;
  transform: translate(-50%, -50%);
  animation: burst-pop .6s ease-out forwards;
}

.save-burst svg {
  width: 100%;
  height: 100%;
  color: var(--accent);
  fill: currentColor;
}

@keyframes burst-pop {
  0% { transform: translate(-50%, -50%) scale(0.5); opacity: 1; }
  50% { transform: translate(-50%, -50%) scale(1.4); opacity: 1; }
  100% { transform: translate(-50%, -50%) scale(1.8); opacity: 0; }
}

/* ===== Tag Suggestions ===== */
.tag-suggestions {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 8px;
}

.tag-suggestion {
  padding: 5px 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text-2);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: all .15s;
  outline: none;
}

.tag-suggestion:hover {
  background: var(--surface);
  border-color: var(--accent);
  color: var(--accent);
}

.tag-suggestion:focus-visible {
  box-shadow: 0 0 0 2px var(--accent);
}

/* ===== Modal ===== */
.modal {
  position: fixed;
  inset: 0;
  z-index: 1500;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}

.modal.open { opacity: 1; pointer-events: auto; }

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.45);
  backdrop-filter: blur(4px);
}

.modal-content {
  position: relative;
  background: var(--bg);
  border-radius: var(--radius);
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  transform: translateY(12px) scale(0.98);
  transition: transform var(--transition);
  padding: 24px;
}

.modal.open .modal-content { transform: translateY(0) scale(1); }

.modal-sm { max-width: 380px; }
.modal-lg { max-width: 720px; }

.modal-close {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: none;
  background: var(--surface);
  color: var(--text-2);
  font-size: 22px;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background .15s;
  outline: none;
  z-index: 2;
}

.modal-close:hover { background: var(--surface-2); }

.modal h2 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 18px;
  padding-right: 30px;
}

/* Pin type chooser */
.type-options {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.type-option {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg);
  padding: 18px 8px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  transition: border-color var(--transition), transform .15s, box-shadow var(--transition);
  outline: none;
}

.type-option:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.type-option:focus-visible { box-shadow: 0 0 0 2px var(--accent); }

.type-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--surface);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
}

.type-icon svg { width: 24px; height: 24px; }

.type-option span {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
}

/* ===== Forms ===== */
.pin-form.hidden { display: none; }

.form-group { margin-bottom: 16px; }

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-2);
  margin-bottom: 6px;
}

.form-group label .req { color: var(--accent); }

.form-group label small {
  font-weight: 400;
  color: var(--text-3);
  margin-left: 4px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  font-family: inherit;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
  resize: vertical;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: rgba(230,0,35,0.35);
  box-shadow: 0 0 0 3px rgba(230,0,35,0.08);
}

.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--text-3); }

.form-hint {
  margin-top: 6px;
  font-size: 12px;
  color: var(--text-3);
}

/* Upload zone */
.upload-zone {
  border: 2px dashed var(--border);
  border-radius: var(--radius-sm);
  padding: 24px;
  text-align: center;
  margin-bottom: 18px;
  transition: border-color var(--transition), background var(--transition);
  position: relative;
}

.upload-zone.dragover {
  border-color: var(--accent);
  background: rgba(230,0,35,0.03);
}

.upload-prompt > svg {
  width: 24px;
  height: 24px;
  color: var(--text-3);
  margin-bottom: 8px;
}

.upload-prompt p {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-2);
}

.upload-hint {
  font-size: 12px;
  color: var(--text-3);
}

.upload-preview {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10;
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.upload-preview img, .upload-preview video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.upload-preview.hidden, .upload-prompt.hidden { display: none; }

.upload-actions {
  margin-top: 14px;
  display: flex;
  justify-content: center;
}

.btn-small {
  padding: 8px 12px;
  font-size: 13px;
  border-radius: 12px;
}

.btn.btn-icon {
  width: 40px;
  height: 40px;
  padding: 0;
  border-radius: 999px;
}

.btn.btn-icon svg {
  width: 24px;
  height: 24px;
  margin: 0;
  display: block;
}

.camera-capture {
  width: 100%;
  aspect-ratio: 16 / 10;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: #000;
  position: relative;
}

.camera-capture.hidden { display: none; }

.camera-capture video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.camera-controls {
  position: absolute;
  left: 10px;
  right: 10px;
  bottom: 10px;
  display: flex;
  gap: 10px;
  justify-content: center;
}

.camera-controls .btn-ghost {
  background: rgba(255,255,255,0.18);
  border-color: rgba(255,255,255,0.22);
  color: #fff;
}

.camera-controls .btn-ghost:hover { background: rgba(255,255,255,0.26); }

.camera-controls .btn-primary {
  box-shadow: 0 10px 28px rgba(0,0,0,0.35);
}

.camera-controls .btn-shutter {
  width: 52px;
  height: 52px;
}

.remove-file {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: none;
  background: rgba(0,0,0,0.5);
  color: #fff;
  font-size: 18px;
  line-height: 1;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background .15s;
}

.remove-file:hover { background: rgba(0,0,0,0.7); }

/* Background presets */
.bg-presets {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.bg-preset {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform .15s, border-color .15s;
  outline: none;
}

.bg-preset:hover { transform: scale(1.1); }

.bg-preset.active { border-color: var(--text); transform: scale(1.1); }

.bg-preset:focus-visible { box-shadow: 0 0 0 2px var(--accent); }

/* Buttons */
.btn {
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
  transition: background var(--transition), transform .1s, box-shadow var(--transition);
  outline: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn:active { transform: scale(0.98); }

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

.btn-primary:hover { background: var(--accent-hover); }

.btn-primary:disabled {
  background: var(--surface-2);
  color: var(--text-3);
  cursor: not-allowed;
}

.btn-shutter {
  background: #fff;
  color: var(--accent);
  box-shadow: 0 10px 28px rgba(0,0,0,0.35);
  transition: transform .12s, box-shadow .12s;
}

.btn-shutter:hover {
  transform: scale(1.08);
  box-shadow: 0 12px 32px rgba(0,0,0,0.45);
}

.btn-shutter:active {
  transform: scale(0.95);
}

.btn-shutter svg {
  width: 24px;
  height: 24px;
}

.btn-ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}

.btn-ghost:hover { background: var(--surface); }

.btn-block { width: 100%; }

.form-actions {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
  margin-top: 4px;
}

/* ===== Pin Detail ===== */
.detail-content { padding: 0; overflow: hidden; }

.detail-body {
  display: flex;
  flex-direction: column;
}

.viewer {
  position: relative;
  width: 100%;
  height: min(82vh, 860px);
  display: flex;
  flex-direction: column;
  background: #000;
}

.viewer-media {
  position: relative;
  flex: 1;
  width: 100%;
  overflow: hidden;
  background: #000;
}

.viewer-image,
.viewer-video,
.viewer-text {
  width: 100%;
  height: 100%;
  display: block;
}

.viewer-image,
.viewer-video {
  object-fit: cover;
}

.viewer-text {
  position: relative;
}

.viewer-text-center {
  position: absolute;
  left: 16px;
  right: 16px;
  top: 18%;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 10px;
  color: #fff;
  text-shadow: 0 1px 2px rgba(0,0,0,0.35);
}

.viewer-text-title {
  font-size: 20px;
  font-weight: 800;
  line-height: 1.2;
  max-width: 620px;
}

.viewer-text-desc {
  font-size: 15px;
  line-height: 1.5;
  max-width: 620px;
  opacity: 0.95;
}

.viewer-gradient {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 46%;
  background: linear-gradient(to top, rgba(0,0,0,0.85) 0%, rgba(0,0,0,0.18) 65%, rgba(0,0,0,0) 100%);
  pointer-events: none;
}

.viewer-caption {
  position: absolute;
  left: 14px;
  right: 70px;
  bottom: 14px;
  z-index: 2;
  color: #fff;
  text-shadow: 0 1px 2px rgba(0,0,0,0.35);
}

.viewer-user {
  font-size: 12px;
  font-weight: 700;
  opacity: 0.95;
  margin-bottom: 6px;
}

.viewer-title {
  font-size: 15px;
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 6px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.viewer-desc {
  font-size: 13px;
  line-height: 1.4;
  opacity: 0.95;
  max-height: 2.8em;
  overflow: hidden;
}

.viewer-tags {
  font-size: 12px;
  font-weight: 700;
  opacity: 0.9;
  margin-top: 6px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.viewer-actions {
  position: absolute;
  right: 10px;
  bottom: 14px;
  z-index: 3;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.viewer-action {
  width: 40px;
  height: 40px;
  border-radius: 999px;
  border: none;
  cursor: pointer;
  background: rgba(255,255,255,0.14);
  backdrop-filter: blur(10px);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform .12s, background .12s;
}

.viewer-action:hover { transform: translateY(-1px); }
.viewer-action.saved { background: rgba(230,0,35,0.92); }
.viewer-action.danger { background: rgba(220, 38, 38, 0.85); }
.viewer-action.danger:hover { background: rgba(220, 38, 38, 1); }
.viewer-action svg { width: 18px; height: 18px; }

.viewer-play-indicator {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 64px;
  height: 64px;
  border-radius: 999px;
  border: none;
  background: rgba(0,0,0,0.35);
  backdrop-filter: blur(6px);
  color: #fff;
  pointer-events: none;
}

.viewer-play-indicator svg { width: 28px; height: 28px; }
.viewer-play-indicator.hidden { display: none; }

.viewer-related {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  transform: translateY(100%);
  transition: transform var(--transition);
  background: rgba(0,0,0,0.72);
  backdrop-filter: blur(14px);
  padding: 12px 12px 10px;
  z-index: 4;
}

.viewer-related.open {
  transform: translateY(0);
}

.viewer-related-strip .related-thumb {
  width: 72px;
  height: 72px;
}

.viewer-related-empty {
  color: rgba(255,255,255,0.85);
  font-size: 13px;
  font-weight: 600;
  padding: 6px 4px 2px;
}

.detail-media {
  width: 100%;
  background: #000;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 220px;
  max-height: 55vh;
}

.detail-media img,
.detail-media video {
  max-width: 100%;
  max-height: 55vh;
  object-fit: contain;
  display: block;
}

.detail-text-bg {
  width: 100%;
  min-height: 220px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px;
  text-align: center;
}

.detail-text-bg p {
  font-size: 18px;
  font-weight: 600;
  color: #fff;
  text-shadow: 0 1px 4px rgba(0,0,0,0.35);
  line-height: 1.5;
}

.detail-text-bg .detail-text-title {
  font-size: 22px;
  margin-bottom: 8px;
}

.detail-info {
  padding: 20px 24px 24px;
}

.detail-info h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 8px;
  line-height: 1.3;
}

.detail-desc {
  font-size: 14px;
  color: var(--text-2);
  margin-bottom: 14px;
  line-height: 1.5;
  white-space: pre-wrap;
}

.detail-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}

.detail-tag {
  padding: 6px 12px;
  border-radius: 999px;
  background: var(--surface);
  color: var(--text-2);
  font-size: 12px;
  font-weight: 600;
}

.detail-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border-top: 1px solid var(--border);
  padding-top: 14px;
}

.detail-author {
  display: flex;
  align-items: center;
  gap: 10px;
}

.detail-author-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--surface);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--text-3);
  overflow: hidden;
  flex-shrink: 0;
}

.detail-author-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.detail-author-avatar svg { width: 18px; height: 18px; }

.detail-author-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
}

.detail-save-btn {
  padding: 10px 22px;
  border-radius: 999px;
  border: none;
  background: var(--accent);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition), transform .1s;
  outline: none;
}

.detail-save-btn:hover { background: var(--accent-hover); }
.detail-save-btn:active { transform: scale(0.97); }
.detail-save-btn.saved { background: var(--text); }

/* ===== Related Pins Strip ===== */
.related-strip {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

.related-strip h4 {
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text);
}

.related-scroll {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 8px;
  scrollbar-width: none;
}

.related-scroll::-webkit-scrollbar { display: none; }

.related-thumb {
  flex-shrink: 0;
  width: 80px;
  height: 80px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  cursor: pointer;
  background: var(--surface);
  transition: transform .15s;
}

.related-thumb:hover { transform: scale(1.05); }
.related-thumb img,
.related-thumb .related-video-fallback {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  border-radius: var(--radius-sm);
}

.related-video-fallback {
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.7);
}

.related-video-fallback svg {
  width: 24px;
  height: 24px;
}

.related-text {
  width: 100%;
  height: 100%;
}

/* ===== Profile Modal ===== */
.profile-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 20px;
}

.profile-avatar {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--surface);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--text-3);
  overflow: hidden;
  flex-shrink: 0;
}

.profile-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.profile-avatar svg { width: 28px; height: 28px; }

.profile-info h3 { font-size: 17px; font-weight: 700; }

.profile-name-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.profile-badge {
  font-size: 11px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-2);
  white-space: nowrap;
}

.profile-email-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 2px;
}

.profile-email {
  font-size: 13px;
  color: var(--text-3);
  margin-top: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.email-toggle {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text-3);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
}

.email-toggle:hover {
  background: var(--surface);
  color: var(--text-2);
}

.email-toggle svg { width: 16px; height: 16px; }

.profile-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-bottom: 16px;
}

.profile-stat {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 8px;
  text-align: center;
  background: var(--bg);
}

.profile-stat-num {
  font-size: 13px;
  font-weight: 800;
  color: var(--text);
}

.profile-stat-label {
  margin-top: 2px;
  font-size: 11px;
  color: var(--text-3);
  font-weight: 600;
}

.profile-bio label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-2);
  margin-bottom: 6px;
}

.profile-bio label small {
  font-weight: 400;
  color: var(--text-3);
  margin-left: 6px;
}

.profile-bio textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  font-family: inherit;
  outline: none;
  resize: none;
  transition: border-color var(--transition), box-shadow var(--transition);
  margin-bottom: 14px;
}

.profile-bio textarea:focus {
  border-color: rgba(230,0,35,0.35);
  box-shadow: 0 0 0 3px rgba(230,0,35,0.08);
}

/* ===== Saved feed inside modal ===== */
.saved-feed {
  margin-top: 12px;
  max-height: 60vh;
  overflow-y: auto;
  padding: 0;
}

.empty-saved {
  text-align: center;
  padding: 40px 0;
  color: var(--text-3);
  font-size: 14px;
}

/* ===== Settings ===== */
.settings-section {
  margin-top: 18px;
}

.settings-section:first-of-type {
  margin-top: 0;
}

.settings-section h3 {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-2);
  margin-bottom: 6px;
}

.legal-content {
  max-height: 62vh;
  overflow: auto;
  padding-right: 6px;
}

.legal-content h3 {
  margin-top: 16px;
  font-size: 14px;
  font-weight: 800;
  color: var(--text);
}

.legal-content h3:first-child { margin-top: 0; }

.legal-muted {
  font-size: 13px;
  color: var(--text-3);
  margin-top: 6px;
}

.legal-list {
  margin: 10px 0 0;
  padding-left: 18px;
  color: var(--text-2);
  font-size: 13px;
  line-height: 1.5;
}

.legal-list li { margin: 6px 0; }

.legal-compact {
  max-height: none;
  padding-right: 0;
}

.settings-desc {
  font-size: 13px;
  color: var(--text-3);
  margin-bottom: 14px;
}

.settings-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 12px;
}

.settings-section label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-2);
  margin-bottom: 6px;
}

.settings-section label small {
  font-weight: 400;
  color: var(--text-3);
  margin-left: 6px;
}

.settings-toggle {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-2);
}

.settings-toggle input { width: 16px; height: 16px; }

.settings-section input[type="text"],
.settings-section select {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  font-family: inherit;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.settings-section input[type="text"]:focus,
.settings-section select:focus {
  border-color: rgba(230,0,35,0.35);
  box-shadow: 0 0 0 3px rgba(230,0,35,0.08);
}

/* ===== Utility ===== */
.hidden { display: none !important; }

/* ===== Scrollbar ===== */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(0,0,0,0.15); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: rgba(0,0,0,0.25); }

/* ===== Mobile TikTok-Style View ===== */
.mobile-view-toggle svg { width: 20px; height: 20px; }

body.mobile-view {
  padding-top: 0;
  overflow: hidden;
}

body.mobile-view .header {
  position: absolute;
  background: rgba(0,0,0,0.35);
  border-bottom: none;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  color: #fff;
  z-index: 100;
}

body.mobile-view .header .icon-btn {
  color: #fff;
}

body.mobile-view .logo-pin,
body.mobile-view .logo-wow {
  color: #fff;
}

body.mobile-view .category-bar {
  display: none;
}

body.mobile-view .floating-actions {
  display: none;
}

body.mobile-view .feed {
  display: flex;
  flex-direction: column;
  gap: 0;
  padding: 0;
  max-width: none;
  height: 100vh;
  height: 100dvh;
  overflow-y: auto;
  scroll-snap-type: y mandatory;
  -webkit-overflow-scrolling: touch;
}

body.mobile-view .pin-card {
  height: 100vh;
  height: 100dvh;
  width: 100%;
  flex-shrink: 0;
  border-radius: 0;
  scroll-snap-align: start;
  position: relative;
  overflow: hidden;
  cursor: default;
}

body.mobile-view .pin-media {
  aspect-ratio: auto;
  height: 100%;
  border-radius: 0;
}

body.mobile-view .pin-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 80px;
  padding: 20px 16px 28px;
  background: linear-gradient(transparent, rgba(0,0,0,0.65));
  color: #fff;
  z-index: 2;
  border-radius: 0;
}

body.mobile-view .pin-caption-top {
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
}

body.mobile-view .pin-caption-title {
  color: #fff;
  font-size: 16px;
  font-weight: 600;
  text-shadow: 0 1px 3px rgba(0,0,0,0.5);
}

body.mobile-view .pin-caption-desc {
  color: rgba(255,255,255,0.85);
  font-size: 13px;
  text-shadow: 0 1px 2px rgba(0,0,0,0.4);
}

body.mobile-view .pin-cat-chip {
  background: rgba(255,255,255,0.2);
  color: #fff;
  border-color: rgba(255,255,255,0.3);
}

body.mobile-view .pin-identity {
  display: none;
}

.pin-caption-user {
  display: none;
}

body.mobile-view .pin-caption-user {
  display: block;
  font-size: 13px;
  font-weight: 500;
  opacity: 0.85;
  margin-bottom: 2px;
  text-shadow: 0 1px 2px rgba(0,0,0,0.4);
}

body.mobile-view .pin-actions-hover {
  position: absolute;
  right: 12px;
  bottom: 100px;
  top: auto;
  left: auto;
  opacity: 1;
  transform: none;
  flex-direction: column;
  gap: 10px;
}

body.mobile-view .pin-action-btn {
  width: 48px;
  height: 48px;
  background: rgba(0,0,0,0.35);
}

body.mobile-view .pin-video-badge {
  display: none;
}

body.mobile-view .empty-state {
  height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: #fff;
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
}