/* Light / dark variables */
:root {
  --bg: #f2f2f7;
  --card-bg: #fff;
  --card-shadow: 0 2px 12px rgba(0,0,0,0.06);
  --card-shadow-hover: 0 12px 36px rgba(0,0,0,0.10);
  --cover-bg: #f5f5f7;
  --text-primary: #1d1d1f;
  --text-secondary: #6e6e73;
  --text-tertiary: #86868b;
  --text-placeholder: #aeaeb2;
  --tag-bg: #f5f5f7;
  --tag-color: #86868b;
  --badge-pin-bg: rgba(255,149,0,0.12);
  --badge-pin-color: #e68600;
  --badge-safe-bg: rgba(0,122,255,0.10);
  --badge-safe-color: #0077ed;
  --pending-text: #aeaeb2;
  --pending-price: #c7c7cc;
  --loading-bg: #f2f2f7;
  --loading-text: rgba(0,0,0,0.45);
  --apply-border: rgba(0,0,0,0.10);
  --apply-bg: rgba(0,0,0,0.02);

  /* Liquid Glass */
  --glass-bg: rgba(255,255,255,0.50);
  --glass-border: rgba(255,255,255,0.55);
  --glass-shadow: 0 4px 24px rgba(0,0,0,0.05), inset 0 0.5px 0 rgba(255,255,255,0.7);
  --glass-input-bg: rgba(255,255,255,0.30);
  --glass-tab-bg: rgba(255,255,255,0.25);
  --glass-tab-hover-bg: rgba(255,255,255,0.45);
  --glass-tab-active-bg: rgba(255,255,255,0.72);
  --glass-tab-active-border: rgba(0,0,0,0.12);
  --glass-tab-active-shadow: 0 1px 4px rgba(0,0,0,0.06), inset 0 0.5px 0 rgba(255,255,255,0.9);
}

body.dark {
  --bg: #1c1c1e;
  --card-bg: #2c2c2e;
  --card-shadow: 0 2px 12px rgba(0,0,0,0.25);
  --card-shadow-hover: 0 12px 36px rgba(0,0,0,0.40);
  --cover-bg: #2c2c2e;
  --text-primary: #f5f5f7;
  --text-secondary: #98989d;
  --text-tertiary: #636366;
  --text-placeholder: #48484a;
  --tag-bg: #3a3a3c;
  --tag-color: #98989d;
  --badge-pin-bg: rgba(255,159,10,0.18);
  --badge-pin-color: #ff9f0a;
  --badge-safe-bg: rgba(10,132,255,0.15);
  --badge-safe-color: #0a84ff;
  --pending-text: #636366;
  --pending-price: #48484a;
  --loading-bg: #1c1c1e;
  --loading-text: rgba(255,255,255,0.45);
  --apply-border: rgba(255,255,255,0.12);
  --apply-bg: rgba(255,255,255,0.03);

  /* Liquid Glass */
  --glass-bg: rgba(44,44,46,0.55);
  --glass-border: rgba(255,255,255,0.10);
  --glass-shadow: 0 4px 24px rgba(0,0,0,0.25), inset 0 0.5px 0 rgba(255,255,255,0.10);
  --glass-input-bg: rgba(60,60,62,0.40);
  --glass-tab-bg: rgba(255,255,255,0.05);
  --glass-tab-hover-bg: rgba(255,255,255,0.10);
  --glass-tab-active-bg: rgba(255,255,255,0.16);
  --glass-tab-active-border: rgba(255,255,255,0.22);
  --glass-tab-active-shadow: 0 1px 4px rgba(0,0,0,0.18), inset 0 0.5px 0 rgba(255,255,255,0.14);
}

body.dark .filter-tab::after {
  background: linear-gradient(180deg, rgba(255,255,255,0.10) 0%, transparent 50%);
}

body.dark .filter-tab.active::after {
  background: linear-gradient(180deg, rgba(255,255,255,0.20) 0%, transparent 40%);
}

/* Global overrides */
html {
  overflow: auto;
  height: auto;
  scrollbar-gutter: stable;
  scrollbar-width: thin;
  scrollbar-color: var(--text-placeholder) transparent;
}

body {
  color: var(--text-primary);
  background: var(--bg);
  transition: background 0.3s ease;
}

::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--text-placeholder);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-tertiary);
}

.loading-screen {
  background: var(--loading-bg);
}

.loading-text {
  color: var(--loading-text);
  font-size: 17px;
  font-weight: 400;
}

/* Page header */
.page-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  width: min(1200px, 94vw);
  padding: 48px 0 20px;
  gap: 24px;
}

.page-header .header-left {
  flex-shrink: 0;
}

.page-header .title {
  font-size: 32px;
  font-weight: 600;
  letter-spacing: -0.4px;
  color: var(--text-primary);
  line-height: 1.2;
}

.page-header .subtitle {
  font-size: 15px;
  font-weight: 400;
  color: var(--text-tertiary);
  margin-top: 4px;
}

.page-header .header-right {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
  background: var(--glass-bg);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  padding: 6px 8px;
  box-shadow: var(--glass-shadow);
}

.filter-search {
  padding: 6px 14px;
  border-radius: 20px;
  border: 1px solid var(--glass-border);
  background: var(--glass-input-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: var(--text-primary);
  font-size: 13px;
  font-family: inherit;
  width: 160px;
  outline: none;
  transition: border-color 0.25s ease, width 0.25s ease, background 0.25s ease;
}

.filter-search:focus {
  border-color: var(--badge-safe-color);
  background: var(--glass-tab-active-bg);
  width: 200px;
}

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

.filter-tabs {
  display: flex;
  gap: 4px;
  flex-shrink: 0;
}

.filter-tab {
  padding: 6px 16px;
  border-radius: 20px;
  border: 1px solid var(--glass-border);
  background: var(--glass-tab-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  font-family: inherit;
  white-space: nowrap;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
}

.filter-tab::after {
  content: "";
  position: absolute;
  inset: 1px;
  border-radius: 19px;
  background: linear-gradient(180deg, rgba(255,255,255,0.25) 0%, transparent 50%);
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.filter-tab:hover {
  background: var(--glass-tab-hover-bg);
  border-color: var(--glass-tab-active-border);
  color: var(--text-primary);
}

.filter-tab.active {
  background: var(--glass-tab-active-bg);
  color: var(--text-primary);
  border-color: var(--glass-tab-active-border);
  box-shadow: var(--glass-tab-active-shadow);
}

.filter-tab.active::after {
  background: linear-gradient(180deg, rgba(255,255,255,0.45) 0%, transparent 40%);
}

.filter-tab:active {
  transform: scale(0.96);
}

/* Card grid */
.card-grid {
  width: min(1200px, 94vw);
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
  gap: 20px;
  animation: fadeUp 0.6s cubic-bezier(0.16, 1, 0.3, 1) both;
  padding: 16px 0 40px;
}

.card {
  background: var(--card-bg);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--card-shadow);
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  cursor: pointer;
  display: flex;
  flex-direction: column;
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--card-shadow-hover);
}

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

.card-cover {
  width: 100%;
  aspect-ratio: 4 / 3;
  background: var(--cover-bg);
  overflow: hidden;
}

.card-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 0.4s ease, transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.card-cover img.loaded {
  opacity: 1;
}

.card:hover .card-cover img {
  transform: scale(1.03);
}

.card-cover .placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-placeholder);
  font-size: 14px;
  font-weight: 400;
}

.card-body {
  padding: 16px 20px 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.card-body .name {
  font-size: 16px;
  font-weight: 600;
  letter-spacing: -0.2px;
  line-height: 1.3;
  color: var(--text-primary);
}

.card-body .shop {
  font-size: 13px;
  color: var(--text-tertiary);
  font-weight: 400;
}

.card-body .desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  font-weight: 400;
}

.card-body .price {
  margin-top: auto;
  padding-top: 10px;
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -0.2px;
}

.card-body .badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 12px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.2px;
}

.badge-pin {
  background: var(--badge-pin-bg);
  color: var(--badge-pin-color);
}

.badge-safe {
  background: var(--badge-safe-bg);
  color: var(--badge-safe-color);
}

.card-body .meta-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 2px;
}

.card-body .type-tag {
  font-size: 11px;
  font-weight: 500;
  padding: 3px 8px;
  border-radius: 6px;
  background: var(--tag-bg);
  color: var(--tag-color);
}

/* Pending card */
.card.pending .card-cover .placeholder {
  color: var(--pending-text);
}

.card.pending .card-body .name {
  color: var(--pending-text);
}

.card.pending .card-body .desc {
  color: var(--pending-text);
}

.card.pending .card-body .price {
  color: var(--pending-price);
}

.card.pending:hover {
  transform: none;
  box-shadow: var(--card-shadow);
  cursor: default;
}

.card.pending:active {
  transform: none;
}

/* Apply card */
.card-apply {
  background: var(--apply-bg);
  border: 2px dashed var(--apply-border);
  box-shadow: none;
  cursor: pointer;
  border-radius: 20px;
  overflow: hidden;
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1),
              border-color 0.35s cubic-bezier(0.16, 1, 0.3, 1),
              background 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
}

.card-apply:hover {
  transform: translateY(-6px);
  border-color: var(--badge-safe-color);
  background: var(--badge-safe-bg);
}

.card-apply:active {
  transform: scale(0.98);
}

.card-apply-cover {
  width: 100%;
  aspect-ratio: 4 / 3;
  display: flex;
  align-items: center;
  justify-content: center;
}

.card-apply-cover .plus {
  font-size: 48px;
  font-weight: 200;
  line-height: 1;
  color: var(--text-placeholder);
}

.card-apply-body {
  padding: 16px 20px 20px;
  text-align: center;
}

.card-apply-body .label {
  font-size: 15px;
  font-weight: 500;
  color: var(--text-tertiary);
}

/* Back to top bar */
.top-bar {
  position: fixed;
  top: -48px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1000;
  background: var(--card-bg);
  box-shadow: var(--card-shadow);
  border-radius: 0 0 16px 16px;
  padding: 8px 22px;
  transition: top 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.top-bar.visible {
  top: 0;
}

.top-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  border: none;
  background: none;
  cursor: pointer;
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 500;
  padding: 4px 0;
  border-radius: 8px;
  font-family: inherit;
}

.top-btn:hover {
  color: var(--text-primary);
}

.top-btn svg {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* Dark mode toggle */
.dark-toggle {
  position: fixed;
  right: 24px;
  bottom: 28px;
  z-index: 1000;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: none;
  background: var(--card-bg);
  box-shadow: var(--card-shadow);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  padding: 0;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.dark-toggle:hover {
  transform: translateY(-2px);
  box-shadow: var(--card-shadow-hover);
}

.dark-toggle:active {
  transform: scale(0.92);
}

.dark-toggle svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* End notice */
.end-notice {
  display: flex;
  align-items: center;
  width: min(1200px, 94vw);
  padding: 32px 0 12px;
  color: var(--text-placeholder);
  font-size: 13px;
  opacity: 0;
  transition: opacity 0.5s ease;
}

.end-notice.visible {
  opacity: 1;
}

.end-notice::before,
.end-notice::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--apply-border);
}

.end-notice::before {
  margin-right: 16px;
}

.end-notice::after {
  margin-left: 16px;
}

/* Site footer */
.site-footer {
  width: min(1200px, 94vw);
  padding: 40px 0 32px;
  margin-top: 20px;
  text-align: center;
  color: var(--text-tertiary);
  font-size: 12px;
  line-height: 1.8;
}

.site-footer a {
  color: inherit;
  text-decoration: none;
}

/* Scroll sentinel */
.scroll-sentinel {
  width: 100%;
  height: 1px;
}

/* Modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(0,0,0,0.45);
  opacity: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

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

.modal-dialog {
  background: var(--card-bg);
  border-radius: 20px;
  padding: 28px 28px 22px;
  width: min(360px, 86vw);
  box-shadow: 0 16px 48px rgba(0,0,0,0.18);
  transform: scale(0.96);
  opacity: 0;
  will-change: transform, opacity;
  backface-visibility: hidden;
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1),
              opacity 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-overlay.active .modal-dialog {
  transform: scale(1);
  opacity: 1;
}

.modal-title {
  font-size: 17px;
  font-weight: 600;
  color: var(--text-primary);
  text-align: center;
  margin-bottom: 10px;
}

.modal-body {
  font-size: 14px;
  color: var(--text-secondary);
  text-align: center;
  line-height: 1.6;
  margin-bottom: 24px;
}

.modal-actions {
  display: flex;
  gap: 10px;
}

.modal-btn {
  flex: 1;
  padding: 10px 0;
  border-radius: 12px;
  border: none;
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  font-family: inherit;
  transition: opacity 0.2s ease;
}

.modal-btn:active {
  opacity: 0.7;
}

.modal-btn-cancel {
  background: var(--tag-bg);
  color: var(--text-secondary);
}

.modal-btn-confirm {
  background: var(--badge-safe-color);
  color: #fff;
}

/* Responsive */
@media (max-width: 900px) {
  .page-header {
    padding: 32px 0 4px;
  }
  .page-header .title {
    font-size: 26px;
  }
  .card-grid {
    grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
    gap: 16px;
  }
  .card-body {
    padding: 14px 16px 16px;
  }
  .card-body .name {
    font-size: 15px;
  }
}

@media (max-width: 680px) {
  .page-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
    padding: 24px 0 12px;
  }

  .page-header .header-right {
    position: fixed;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    z-index: 999;
    background: var(--glass-bg);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid var(--glass-border);
    border-bottom: none;
    padding: 8px 10px;
    border-radius: 20px 20px 0 0;
    box-shadow: var(--glass-shadow);
    white-space: nowrap;
    max-width: 100vw;
    overflow-x: auto;
  }

  .page-header .header-right .filter-tab::after {
    display: none;
  }

  .filter-search {
    width: 120px;
  }

  .filter-search:focus {
    width: 150px;
  }

  .filter-tab {
    font-size: 12px;
    padding: 4px 12px;
  }

  .dark-toggle {
    bottom: 60px;
  }
}

@media (max-width: 480px) {
  .page-header .title {
    font-size: 22px;
  }
  .card-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    padding: 10px 0 28px;
  }
  .card {
    border-radius: 14px;
  }
  .card-apply {
    border-radius: 14px;
  }
  .card-body {
    padding: 10px 10px 12px;
    gap: 3px;
  }
  .card-body .name {
    font-size: 13px;
  }
  .card-body .desc {
    font-size: 12px;
  }
  .card-body .price {
    font-size: 14px;
    padding-top: 6px;
  }
  .card-body .shop {
    font-size: 11px;
  }
  .card-body .type-tag {
    font-size: 10px;
  }

  .filter-search {
    width: 90px;
  }

  .filter-search:focus {
    width: 100px;
  }

  .filter-tab {
    font-size: 11px;
    padding: 3px 10px;
  }

  .filter-tabs {
    gap: 3px;
  }

  .page-header .header-right {
    gap: 4px;
    padding: 6px 6px;
  }
}