/*
   SmartBuy — CSS */

:root {
  --font: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --orange: #f5a623;
  --orange-dark: #e0951a;
  --orange-light: #fff8ed;
  --orange-bg: #fef6e9;
  --red: #e74c3c;
  --red-light: #fdf0ef;
  --green: #27ae60;
  --green-light: #eefaf3;
  --star: #f5a623;

  --bg-page: #f7f8fa;
  --bg-surface: #ffffff;
  --bg-hover: #fafbfc;
  --bg-input: #ffffff;
  --bg-card: #f4f5f7;
  --border: #e8e9ed;
  --border-light: #f0f1f3;
  --text-primary: #2c2c2e;
  --text-secondary: #6b6d76;
  --text-muted: #9b9da6;
  --shadow-card: 0 1px 4px rgba(0,0,0,0.04), 0 0 0 1px rgba(0,0,0,0.02);
  --shadow-hover: 0 4px 16px rgba(0,0,0,0.08);
  --radius: 12px;
  --radius-sm: 8px;
}

[data-theme="dark"] {
  --bg-page: #111113;
  --bg-surface: #1a1a1e;
  --bg-hover: #222228;
  --bg-input: #222228;
  --bg-card: #252528;
  --border: #2e2e34;
  --border-light: #222228;
  --text-primary: #e8e8ec;
  --text-secondary: #a0a0a8;
  --text-muted: #666670;
  --orange-light: rgba(245,166,35,0.1);
  --orange-bg: rgba(245,166,35,0.08);
  --red-light: rgba(231,76,60,0.1);
  --green-light: rgba(39,174,96,0.1);
  --shadow-card: 0 1px 4px rgba(0,0,0,0.2);
  --shadow-hover: 0 4px 16px rgba(0,0,0,0.3);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: var(--font);
  background: var(--bg-page);
  color: var(--text-primary);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* 
   Auth Modal
    */
.auth-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 20px;
}

.auth-modal {
  background: var(--bg-surface);
  border-radius: 16px;
  padding: 36px;
  width: 100%;
  max-width: 400px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.15);
}

.auth-header { text-align: center; margin-bottom: 24px; }

.auth-logo {
  width: 52px;
  height: 52px;
  background: var(--orange);
  color: white;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 16px;
}

.auth-header h2 { font-size: 20px; font-weight: 700; margin-bottom: 4px; }
.auth-header p { font-size: 13px; color: var(--text-secondary); }

.form-group { margin-bottom: 14px; }
.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 5px;
  color: var(--text-secondary);
}

.form-group input {
  width: 100%;
  padding: 10px 14px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-family: var(--font);
  background: var(--bg-input);
  color: var(--text-primary);
  transition: border-color 0.2s;
}

.form-group input:focus { outline: none; border-color: var(--orange); }

.auth-error { font-size: 13px; color: var(--red); margin-bottom: 10px; min-height: 18px; }

.auth-switch { text-align: center; font-size: 13px; color: var(--text-secondary); margin-top: 16px; }
.auth-switch a { color: var(--orange); text-decoration: none; font-weight: 600; }

.auth-skip {
  display: block; width: 100%; text-align: center; margin-top: 12px;
  padding: 8px; background: none; border: none; color: var(--text-muted);
  font-size: 13px; font-family: var(--font); cursor: pointer;
}
.auth-skip:hover { color: var(--text-secondary); }

/* 
   Buttons
    */
.btn-primary {
  background: var(--orange);
  color: white;
  border: none;
  padding: 10px 24px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  font-family: var(--font);
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
}
.btn-primary:hover { background: var(--orange-dark); }
.btn-primary:active { transform: scale(0.98); }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-outline {
  background: none;
  color: var(--text-primary);
  border: 1.5px solid var(--border);
  padding: 10px 24px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  font-family: var(--font);
  cursor: pointer;
  transition: all 0.2s;
}
.btn-outline:hover { background: var(--bg-hover); border-color: var(--text-muted); }

.btn-danger { color: var(--red); border-color: var(--red); }
.btn-danger:hover { background: var(--red-light); }

.btn-full { width: 100%; }
.btn-small { padding: 7px 14px; font-size: 12px; }

.btn-apply {
  width: 100%;
  margin-top: 8px;
  padding: 7px;
  background: var(--orange-light);
  border: 1px solid var(--orange);
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 600;
  font-family: var(--font);
  color: var(--orange-dark);
  cursor: pointer;
  transition: background 0.2s;
}
.btn-apply:hover { background: var(--orange-bg); }

/* 
   Header
    */
.header {
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
}

.header-inner {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 20px;
  height: 60px;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.logo {
  width: 36px;
  height: 36px;
  background: var(--orange);
  color: white;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 700;
}

.logo-text { font-size: 18px; font-weight: 700; }

.header-center { flex: 1; max-width: 560px; }

.search-bar {
  display: flex;
  border: 2px solid var(--border);
  border-radius: 28px;
  overflow: hidden;
  transition: border-color 0.2s;
  background: var(--bg-input);
}

.search-bar:focus-within { border-color: var(--orange); }

.search-bar input {
  flex: 1;
  padding: 10px 20px;
  border: none;
  font-size: 14px;
  font-family: var(--font);
  background: transparent;
  color: var(--text-primary);
  outline: none;
}

.search-btn {
  background: var(--orange);
  color: white;
  border: none;
  padding: 10px 28px;
  font-size: 14px;
  font-weight: 600;
  font-family: var(--font);
  cursor: pointer;
  border-radius: 0 24px 24px 0;
  transition: background 0.2s;
}
.search-btn:hover { background: var(--orange-dark); }

.header-right {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.icon-btn {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1.5px solid var(--border);
  background: var(--bg-surface);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  transition: all 0.2s;
}
.icon-btn:hover { background: var(--bg-hover); border-color: var(--text-muted); }

.user-section { display: flex; align-items: center; gap: 8px; }
.user-name { font-size: 13px; font-weight: 500; color: var(--text-secondary); }

/* 
   Budget Bar
    */
.budget-bar {
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  padding: 10px 24px;
}

.budget-inner {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 24px;
}

.budget-input-group {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.budget-input-group label {
  font-size: 13px;
  color: var(--text-secondary);
  font-weight: 500;
  white-space: nowrap;
}

.budget-input-wrap {
  display: flex;
  align-items: center;
  background: var(--bg-page);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0 10px;
}

.currency-symbol { font-size: 14px; font-weight: 600; color: var(--text-secondary); }

.budget-input-group input {
  width: 80px;
  padding: 7px 4px;
  border: none;
  font-size: 14px;
  font-weight: 600;
  font-family: var(--font);
  background: transparent;
  color: var(--text-primary);
  outline: none;
}

.budget-progress-wrapper { flex: 1; }

.budget-progress {
  height: 8px;
  background: var(--bg-page);
  border-radius: 4px;
  overflow: hidden;
}

.budget-progress-fill {
  height: 100%;
  background: var(--green);
  border-radius: 4px;
  transition: width 0.4s ease, background 0.3s;
}

.budget-progress-fill.warning { background: var(--orange); }
.budget-progress-fill.danger { background: var(--red); }

.budget-stats { display: flex; gap: 24px; flex-shrink: 0; }
.stat { text-align: center; }
.stat-label { font-size: 11px; color: var(--text-muted); display: block; font-weight: 500; text-transform: uppercase; letter-spacing: 0.3px; }
.stat-value { font-size: 15px; font-weight: 700; }
.stat-value.remaining { color: var(--green); }

/* 
   Main Layout
    */
.main-content { padding: 0 24px; }

.main-inner {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr) 270px;
  gap: 20px;
  padding-top: 20px;
  min-height: calc(100vh - 130px);
}

/* 
   Filters Panel
    */
.filters-panel {
  background: var(--bg-surface);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow-card);
  height: fit-content;
  position: sticky;
  top: 20px;
}

.panel-title { font-size: 16px; font-weight: 700; margin-bottom: 20px; }

.filter-group { margin-bottom: 22px; }
.filter-group:last-child { margin-bottom: 0; }

.filter-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 10px;
}

.sort-options { display: flex; flex-direction: column; gap: 2px; }

.sort-btn {
  display: block;
  width: 100%;
  text-align: left;
  padding: 8px 12px;
  font-size: 13px;
  font-family: var(--font);
  color: var(--text-secondary);
  background: none;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s;
}
.sort-btn:hover { background: var(--bg-hover); color: var(--text-primary); }
.sort-btn.active { background: var(--orange-light); color: var(--orange-dark); font-weight: 600; }

.checkbox-group { display: flex; flex-direction: column; gap: 8px; }

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-secondary);
  cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--orange);
  cursor: pointer;
}

.price-range {
  display: flex;
  align-items: center;
  gap: 8px;
}

.price-input-wrap {
  flex: 1;
  display: flex;
  align-items: center;
  background: var(--bg-page);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0 8px;
}

.price-currency { font-size: 12px; color: var(--text-muted); font-weight: 600; }

.price-range input {
  flex: 1;
  padding: 7px 4px;
  border: none;
  font-size: 12px;
  font-family: var(--font);
  background: transparent;
  color: var(--text-primary);
  width: 40px;
  outline: none;
}

.range-divider { color: var(--text-muted); font-size: 12px; }

.rating-options { display: flex; gap: 4px; }

.rating-btn {
  flex: 1;
  text-align: center;
  padding: 7px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-family: var(--font);
  border: 1.5px solid var(--border);
  background: none;
  color: var(--text-secondary);
  cursor: pointer;
  font-weight: 500;
  transition: all 0.15s;
}
.rating-btn:hover { border-color: var(--orange); color: var(--orange); }
.rating-btn.active { background: var(--orange-light); border-color: var(--orange); color: var(--orange-dark); font-weight: 600; }

/* 
   Results Panel
    */
.results-panel {
  min-height: 400px;
}

.results-header {
  margin-bottom: 16px;
  font-size: 14px;
  color: var(--text-muted);
}

.results-header b { color: var(--text-primary); font-weight: 600; }

.results-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
}

/* Product Card — Odaplace style */
.product-card {
  background: var(--bg-surface);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  transition: box-shadow 0.2s, transform 0.2s;
  cursor: default;
}
.product-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}
.product-card.over-budget { opacity: 0.7; }

.product-img-wrapper {
  width: 100%;
  height: 180px;
  background: var(--bg-card);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  position: relative;
}

.product-img-wrapper img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.over-budget-tag {
  position: absolute;
  top: 8px;
  right: 8px;
  font-size: 10px;
  background: var(--red);
  color: white;
  padding: 3px 8px;
  border-radius: 4px;
  font-weight: 600;
}

.product-card-body {
  padding: 14px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.product-price-row {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin-bottom: 6px;
  flex-wrap: wrap;
}

.product-price {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
}

.product-price.over-budget-price { color: var(--red); }

.product-old-price {
  font-size: 13px;
  color: var(--text-muted);
  text-decoration: line-through;
}

.product-discount {
  font-size: 11px;
  font-weight: 600;
  color: var(--red);
}

.product-title {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.4;
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.product-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}

.product-store {
  font-size: 11px;
  color: var(--text-muted);
  background: var(--bg-page);
  padding: 2px 8px;
  border-radius: 4px;
}

.product-rating {
  font-size: 12px;
  color: var(--star);
}

.product-reviews {
  font-size: 11px;
  color: var(--text-muted);
}

.add-btn {
  margin-top: auto;
  width: 100%;
  padding: 10px;
  background: var(--orange);
  color: white;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 600;
  font-family: var(--font);
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
}
.add-btn:hover { background: var(--orange-dark); }
.add-btn:active { transform: scale(0.98); }
.add-btn:disabled {
  background: var(--bg-card);
  color: var(--text-muted);
  cursor: not-allowed;
}
.add-btn.added {
  background: var(--green-light);
  color: var(--green);
  border: 1.5px solid var(--green);
}

/* Empty / Loading States */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 80px 20px;
  text-align: center;
}

.empty-icon { font-size: 48px; margin-bottom: 16px; }
.empty-state h3 { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
.empty-state p { font-size: 14px; color: var(--text-secondary); max-width: 340px; }

.spinner {
  width: 36px;
  height: 36px;
  border: 3px solid var(--border);
  border-top-color: var(--orange);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin-bottom: 16px;
}

.spinner-small {
  width: 16px;
  height: 16px;
  border: 2px solid var(--border);
  border-top-color: var(--orange);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* 
   Cart Panel
    */
.cart-panel {
  background: var(--bg-surface);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  height: fit-content;
  position: sticky;
  top: 20px;
}

.cart-badge {
  background: var(--orange-light);
  color: var(--orange-dark);
  font-size: 11px;
  font-weight: 700;
  padding: 2px 10px;
  border-radius: 12px;
  margin-left: 6px;
}

.cart-empty { flex: 1; display: flex; align-items: center; justify-content: center; padding: 30px 0; }
.cart-empty p { font-size: 13px; color: var(--text-muted); text-align: center; }

.cart-items { flex: 1; overflow-y: auto; max-height: 300px; }

.cart-item {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  padding: 10px 0;
  border-bottom: 1px solid var(--border-light);
}

.cart-item-img {
  width: 44px;
  height: 44px;
  background: var(--bg-card);
  border-radius: 8px;
  flex-shrink: 0;
  overflow: hidden;
}

.cart-item-img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.cart-item-info { flex: 1; min-width: 0; }
.cart-item-name {
  font-size: 12px;
  color: var(--text-primary);
  font-weight: 500;
  line-height: 1.3;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.cart-item-store { font-size: 11px; color: var(--text-muted); margin-top: 2px; }

.cart-item-right { text-align: right; flex-shrink: 0; }
.cart-item-price { font-size: 14px; font-weight: 700; color: var(--text-primary); }
.cart-item-remove {
  font-size: 11px; color: var(--red); background: none; border: none;
  cursor: pointer; font-family: var(--font); margin-top: 2px; padding: 0;
}
.cart-item-remove:hover { text-decoration: underline; }

/* Cart Footer */
.cart-footer { margin-top: 8px; }

.cart-totals {
  border-top: 1.5px solid var(--border);
  padding-top: 14px;
  margin-bottom: 14px;
}

.total-row {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 6px;
}
.total-row span:last-child { color: var(--text-primary); font-weight: 600; }
.remaining-row span:last-child { color: var(--green); }

.cart-progress {
  height: 5px;
  background: var(--bg-page);
  border-radius: 3px;
  margin-top: 10px;
  overflow: hidden;
}
.cart-progress-fill {
  height: 100%;
  background: var(--green);
  border-radius: 3px;
  transition: width 0.4s ease, background 0.3s;
}
.cart-progress-fill.warning { background: var(--orange); }
.cart-progress-fill.danger { background: var(--red); }

/* AI Advice */
.btn-advice {
  width: 100%;
  padding: 10px;
  margin-bottom: 10px;
  background: var(--orange-light);
  border: 1.5px solid var(--orange);
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-family: var(--font);
  font-weight: 600;
  color: var(--orange-dark);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: all 0.2s;
}
.btn-advice:hover { background: var(--orange-bg); }
.btn-advice:disabled { opacity: 0.5; cursor: not-allowed; }

.advice-sparkle { font-size: 14px; }

.advice-loading {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px;
  margin-bottom: 10px;
  font-size: 12px;
  color: var(--text-muted);
}

.advice-result {
  background: var(--orange-light);
  border: 1.5px solid var(--orange);
  border-radius: var(--radius-sm);
  padding: 14px;
  margin-bottom: 10px;
}

.advice-header {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 700;
  color: var(--orange-dark);
  margin-bottom: 8px;
}

.advice-result p {
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.6;
  white-space: pre-line;
}

.cart-actions { display: flex; flex-direction: column; gap: 8px; }

/* 
   Responsive
    */
@media (max-width: 1100px) {
  .main-inner {
    grid-template-columns: 200px minmax(0, 1fr);
  }
  .cart-panel {
    grid-column: 1 / -1;
    position: static;
  }
}

@media (max-width: 768px) {
  .main-inner {
    grid-template-columns: 1fr;
  }
  .filters-panel {
    position: static;
  }
  .header-inner { flex-wrap: wrap; height: auto; padding: 10px 0; }
  .header-center { order: 3; max-width: 100%; flex: 1 1 100%; }
  .budget-inner { flex-wrap: wrap; gap: 12px; }
  .budget-stats { flex: 1 1 100%; justify-content: space-around; }
  .results-grid { grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 12px; }
}

/* 
   Tab Bar
    */
.tab-bar {
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
}

.tab-inner {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  gap: 0;
}

.tab-btn {
  padding: 14px 24px;
  font-size: 14px;
  font-weight: 600;
  font-family: var(--font);
  color: var(--text-muted);
  background: none;
  border: none;
  border-bottom: 3px solid transparent;
  cursor: pointer;
  transition: all 0.2s;
}
.tab-btn:hover { color: var(--text-primary); }
.tab-btn.active {
  color: var(--orange);
  border-bottom-color: var(--orange);
}

/* 
   Optimizer View
    */
.optimizer-view {
  padding: 20px 24px;
}

.optimizer-inner {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 380px minmax(0, 1fr);
  gap: 24px;
  min-height: calc(100vh - 200px);
}

.optimizer-card {
  background: var(--bg-surface);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow-card);
}

.optimizer-card-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 6px;
}

.optimizer-card-desc {
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 20px;
  line-height: 1.5;
}

.wish-list-inputs {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 12px;
}

.wish-item-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.wish-item-num {
  width: 24px;
  height: 24px;
  background: var(--orange-light);
  color: var(--orange-dark);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
  flex-shrink: 0;
}

.wish-item-input {
  flex: 1;
  padding: 10px 14px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-family: var(--font);
  background: var(--bg-input);
  color: var(--text-primary);
  transition: border-color 0.2s;
}
.wish-item-input:focus { outline: none; border-color: var(--orange); }

.wish-remove-btn {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: none;
  background: var(--red-light);
  color: var(--red);
  font-size: 14px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background 0.2s;
}
.wish-remove-btn:hover { background: var(--red); color: white; }

.btn-add-wish {
  width: 100%;
  padding: 10px;
  background: none;
  border: 1.5px dashed var(--border);
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 600;
  font-family: var(--font);
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.2s;
  margin-bottom: 20px;
}
.btn-add-wish:hover { border-color: var(--orange); color: var(--orange); }
.btn-add-wish:disabled { opacity: 0.4; cursor: not-allowed; }

.optimizer-budget-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.optimizer-budget-row label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
}

.btn-optimize {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 15px;
  padding: 14px;
}

.optimize-icon { font-size: 18px; }

.optimizer-note {
  margin-top: 12px;
  font-size: 11px;
  color: var(--text-muted);
  text-align: center;
}

/* Optimizer Results */
.optimizer-results-panel {
  min-height: 400px;
}

.optimizer-empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 80px 20px;
  text-align: center;
}

.optimizer-empty-icon { font-size: 48px; margin-bottom: 16px; }
.optimizer-empty-state h3 { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
.optimizer-empty-state p { font-size: 14px; color: var(--text-secondary); max-width: 400px; }

.optimizer-progress {
  width: 240px;
  height: 6px;
  background: var(--border);
  border-radius: 3px;
  margin-top: 16px;
  overflow: hidden;
}

.optimizer-progress-fill {
  height: 100%;
  background: var(--orange);
  border-radius: 3px;
  transition: width 0.3s ease;
  width: 0%;
}

.optimizer-summary {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 20px;
}

.optimizer-summary-card {
  background: var(--bg-surface);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow-card);
  text-align: center;
}

.optimizer-summary-card.savings {
  background: var(--orange-light);
  border: 1.5px solid var(--orange);
}

.summary-label {
  display: block;
  font-size: 12px;
  color: var(--text-muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.3px;
  margin-bottom: 4px;
}

.summary-value {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-primary);
}

.summary-value.remaining { color: var(--green); }

.optimizer-results-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.optimizer-results-header h3 { font-size: 16px; font-weight: 700; }

.optimizer-results-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.optimizer-result-card {
  background: var(--bg-surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  padding: 16px;
  display: flex;
  gap: 16px;
  align-items: center;
  transition: box-shadow 0.2s;
}
.optimizer-result-card:hover { box-shadow: var(--shadow-hover); }

.optimizer-result-card.not-found {
  opacity: 0.6;
  border: 1.5px dashed var(--border);
  box-shadow: none;
}

.optimizer-result-img {
  width: 80px;
  height: 80px;
  background: var(--bg-card);
  border-radius: var(--radius-sm);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.optimizer-result-img img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.optimizer-result-info {
  flex: 1;
  min-width: 0;
}

.optimizer-result-query {
  font-size: 11px;
  color: var(--orange-dark);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.3px;
  margin-bottom: 2px;
}

.optimizer-result-title {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 4px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.optimizer-result-meta {
  font-size: 12px;
  color: var(--text-muted);
}

.optimizer-result-price {
  text-align: right;
  flex-shrink: 0;
}

.optimizer-result-price .price {
  font-size: 22px;
  font-weight: 700;
  color: var(--text-primary);
}

.optimizer-result-price .old-price {
  font-size: 12px;
  color: var(--text-muted);
  text-decoration: line-through;
}

.optimizer-result-price .tag-cheapest {
  display: inline-block;
  margin-top: 4px;
  font-size: 10px;
  font-weight: 700;
  color: var(--green);
  background: var(--green-light);
  padding: 2px 8px;
  border-radius: 4px;
}

@media (max-width: 900px) {
  .optimizer-inner { grid-template-columns: 1fr; }
  .optimizer-summary { grid-template-columns: 1fr; }
}

/* 
   Combination Cards
    */
.combo-card {
  background: var(--bg-surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  margin-bottom: 16px;
  transition: box-shadow 0.2s;
}
.combo-card:hover { box-shadow: var(--shadow-hover); }
.combo-card.over-budget { opacity: 0.7; border: 1.5px dashed var(--red); }

.combo-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 20px;
  background: var(--bg-page);
  border-bottom: 1px solid var(--border);
}

.combo-header-left {
  display: flex;
  align-items: center;
  gap: 14px;
}

.combo-icon {
  font-size: 20px;
  color: var(--orange);
  width: 44px;
  height: 44px;
  background: var(--orange-light);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.combo-name {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 2px;
}

.combo-desc {
  font-size: 12px;
  color: var(--text-muted);
}

.combo-header-right {
  text-align: right;
}

.combo-total {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-primary);
}

.combo-savings {
  font-size: 13px;
  font-weight: 600;
}
.combo-savings.positive { color: var(--green); }
.combo-savings.negative { color: var(--red); }

.combo-items {
  padding: 8px 20px;
}

.combo-item-row {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 0;
  border-bottom: 1px solid var(--border-light);
}
.combo-item-row:last-child { border-bottom: none; }

.combo-item-img {
  width: 52px;
  height: 52px;
  background: var(--bg-card);
  border-radius: 8px;
  flex-shrink: 0;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.combo-item-img img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.combo-item-info {
  flex: 1;
  min-width: 0;
}

.combo-item-query {
  font-size: 11px;
  color: var(--orange-dark);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  margin-bottom: 2px;
}

.combo-item-name {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-primary);
  line-height: 1.3;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.combo-item-meta {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 2px;
}

.combo-item-price {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  flex-shrink: 0;
}

.combo-add-btn {
  margin: 12px 20px 16px;
  width: calc(100% - 40px);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.combo-warning {
  background: var(--red-light);
  color: var(--red);
  padding: 14px 20px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 16px;
  text-align: center;
}