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

body {
  font-family: "Segoe UI", -apple-system, sans-serif;
  background: #f0f0f0;
}

.detail-builder {
  --bg-color: #ffffff;
  --surface-color: #ffffff;
  --text-color: #222222;
  --text-sub: #888888;
  --primary-color: #333333;
  --primary-text: #ffffff;
  --accent-color: #ff4757;
  --border-color: #eeeeee;
  --card-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
  --section-alt-bg: #f9f9f9;
  --hero-overlay: rgba(0, 0, 0, 0.35);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
.detail-builder.theme-beauty {
  --bg-color: #fff5f7;
  --surface-color: #ffffff;
  --text-color: #333333;
  --text-sub: #999;
  --primary-color: #e91e63;
  --primary-text: #fff;
  --accent-color: #f48fb1;
  --border-color: #fce4ec;
  --section-alt-bg: #fff0f3;
  --hero-overlay: rgba(233, 30, 99, 0.3);
}
.detail-builder.theme-natural {
  --bg-color: #f5f9f0;
  --surface-color: #ffffff;
  --text-color: #333;
  --text-sub: #7a8a6e;
  --primary-color: #4caf50;
  --primary-text: #fff;
  --accent-color: #81c784;
  --border-color: #e0edd5;
  --section-alt-bg: #edf5e6;
  --hero-overlay: rgba(76, 175, 80, 0.3);
}
.detail-builder.theme-luxury {
  --bg-color: #fffef5;
  --surface-color: #ffffff;
  --text-color: #2c2c2c;
  --text-sub: #998866;
  --primary-color: #b8860b;
  --primary-text: #fff;
  --accent-color: #d4a843;
  --border-color: #f0e6c8;
  --section-alt-bg: #fdf8eb;
  --hero-overlay: rgba(40, 30, 10, 0.45);
}
.detail-builder.theme-minimal {
  --bg-color: #fafafa;
  --surface-color: #ffffff;
  --text-color: #333;
  --text-sub: #999;
  --primary-color: #607d8b;
  --primary-text: #fff;
  --accent-color: #90a4ae;
  --border-color: #e0e0e0;
  --section-alt-bg: #f5f5f5;
  --hero-overlay: rgba(96, 125, 139, 0.35);
}
.detail-builder.theme-health {
  --bg-color: #f0faf4;
  --surface-color: #ffffff;
  --text-color: #2e3d34;
  --text-sub: #6b8f7b;
  --primary-color: #00897b;
  --primary-text: #fff;
  --accent-color: #4db6ac;
  --border-color: #c8e6c9;
  --section-alt-bg: #e8f5e9;
  --hero-overlay: rgba(0, 137, 123, 0.3);
}
.detail-builder.theme-fashion {
  --bg-color: #fff8f0;
  --surface-color: #ffffff;
  --text-color: #333;
  --text-sub: #aa8866;
  --primary-color: #ff6f00;
  --primary-text: #fff;
  --accent-color: #ffb74d;
  --border-color: #ffe0b2;
  --section-alt-bg: #fff3e0;
  --hero-overlay: rgba(255, 111, 0, 0.3);
}
.detail-builder.theme-baby {
  --bg-color: #f0f7ff;
  --surface-color: #ffffff;
  --text-color: #334455;
  --text-sub: #88aacc;
  --primary-color: #42a5f5;
  --primary-text: #fff;
  --accent-color: #90caf9;
  --border-color: #bbdefb;
  --section-alt-bg: #e3f2fd;
  --hero-overlay: rgba(66, 165, 245, 0.3);
}
.detail-builder.theme-homeliving {
  --bg-color: #faf6f0;
  --surface-color: #ffffff;
  --text-color: #3e3028;
  --text-sub: #a08060;
  --primary-color: #8d6e63;
  --primary-text: #fff;
  --accent-color: #bcaaa4;
  --border-color: #d7ccc8;
  --section-alt-bg: #efebe9;
  --hero-overlay: rgba(141, 110, 99, 0.35);
}
.detail-builder.theme-tech {
  --bg-color: #f0f4ff;
  --surface-color: #ffffff;
  --text-color: #1a237e;
  --text-sub: #5c6bc0;
  --primary-color: #1565c0;
  --primary-text: #fff;
  --accent-color: #42a5f5;
  --border-color: #bbdefb;
  --section-alt-bg: #e8eaf6;
  --hero-overlay: rgba(21, 101, 192, 0.4);
}
.detail-builder.theme-food {
  --bg-color: #fff8f0;
  --surface-color: #ffffff;
  --text-color: #3e2723;
  --text-sub: #a1887f;
  --primary-color: #e65100;
  --primary-text: #fff;
  --accent-color: #ff8a65;
  --border-color: #ffe0b2;
  --section-alt-bg: #fff3e0;
  --hero-overlay: rgba(230, 81, 0, 0.3);
}
.detail-builder.theme-sports {
  --bg-color: #f0fdf4;
  --surface-color: #ffffff;
  --text-color: #1b3a1b;
  --text-sub: #66bb6a;
  --primary-color: #2e7d32;
  --primary-text: #fff;
  --accent-color: #66bb6a;
  --border-color: #c8e6c9;
  --section-alt-bg: #e8f5e9;
  --hero-overlay: rgba(46, 125, 50, 0.35);
}
.detail-builder.theme-wedding {
  --bg-color: #fdf8f5;
  --surface-color: #ffffff;
  --text-color: #4a3628;
  --text-sub: #c9917a;
  --primary-color: #c9917a;
  --primary-text: #fff;
  --accent-color: #e0bfae;
  --border-color: #f0ddd0;
  --section-alt-bg: #faf0ea;
  --hero-overlay: rgba(201, 145, 122, 0.3);
}
.detail-builder.theme-pet {
  --bg-color: #fff5f0;
  --surface-color: #ffffff;
  --text-color: #3e2723;
  --text-sub: #ff8a65;
  --primary-color: #ff7043;
  --primary-text: #fff;
  --accent-color: #ffab91;
  --border-color: #ffccbc;
  --section-alt-bg: #fbe9e7;
  --hero-overlay: rgba(255, 112, 67, 0.3);
}
.detail-builder.theme-dark-premium {
  --bg-color: #1a1a2e;
  --surface-color: #252545;
  --text-color: #e8e4d8;
  --text-sub: #a09880;
  --primary-color: #d4af37;
  --primary-text: #1a1a2e;
  --accent-color: #f0d060;
  --border-color: rgba(212, 175, 55, 0.2);
  --card-shadow: 0 2px 12px rgba(0, 0, 0, 0.3);
  --section-alt-bg: #202040;
  --hero-overlay: rgba(10, 10, 20, 0.5);
}
.detail-builder.theme-dark-modern {
  --bg-color: #121212;
  --surface-color: #1e1e1e;
  --text-color: #e0e0e0;
  --text-sub: #888;
  --primary-color: #00e5ff;
  --primary-text: #000;
  --accent-color: #76ff03;
  --border-color: rgba(255, 255, 255, 0.1);
  --card-shadow: 0 2px 12px rgba(0, 0, 0, 0.4);
  --section-alt-bg: #181818;
  --hero-overlay: rgba(0, 0, 0, 0.5);
}

.builder-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 1.5vw;
  height: clamp(48px, 4vw, 64px);
  background: var(--surface-color);
  border-bottom: 1px solid var(--border-color);
  color: var(--text-color);
  position: sticky;
  top: 0;
  z-index: 100;
}
.builder-header h1 {
  font-size: clamp(14px, 1.3vw, 20px);
  font-weight: 700;
}
.builder-header h1 i {
  margin-right: 0.5vw;
  color: var(--primary-color);
}

.header-actions {
  display: flex;
  gap: 0.6vw;
  align-items: center;
}

.btn-icon {
  background: none;
  border: 1px solid var(--border-color);
  color: var(--text-color);
  border-radius: 6px;
  width: clamp(32px, 2.8vw, 40px);
  height: clamp(32px, 2.8vw, 40px);
  cursor: pointer;
  font-size: clamp(12px, 1.1vw, 16px);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}
.btn-icon:hover {
  border-color: var(--primary-color);
  color: var(--primary-color);
}

.theme-btn-wrap {
  position: relative;
}

.theme-picker {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  background: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 12px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
  z-index: 300;
}

.theme-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}

.theme-swatch {
  width: clamp(32px, 2.8vw, 44px);
  height: clamp(32px, 2.8vw, 44px);
  border-radius: 8px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: clamp(12px, 1.1vw, 18px);
  border: 2px solid transparent;
  transition: all 0.2s;
}
.theme-swatch:hover {
  transform: scale(1.1);
}
.theme-swatch.active {
  border-color: #3b82f6;
  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.3);
}

.render-area {
  flex: 1;
  overflow-y: auto;
  background: var(--bg-color);
  display: flex;
  justify-content: center;
  padding: 2vw 0;
}

.detail-page {
  width: 100%;
  max-width: 680px;
  background: var(--surface-color);
  color: var(--text-color);
  box-shadow: var(--card-shadow);
}

.sec-hooking .hero-wrap {
  position: relative;
  width: 100%;
}
.sec-hooking .hero-img {
  width: 100%;
  display: block;
  min-height: 300px;
  object-fit: cover;
}
.sec-hooking .hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--hero-overlay);
  display: flex;
  align-items: flex-end;
  padding: clamp(24px, 4vw, 48px) clamp(20px, 3vw, 40px);
}
.sec-hooking .hero-content {
  color: #fff;
}
.sec-hooking .hero-content .hero-sub {
  font-size: clamp(12px, 1.2vw, 16px);
  opacity: 0.9;
  margin-bottom: 0.8vw;
}
.sec-hooking .hero-content .hero-headline {
  font-size: clamp(22px, 3vw, 40px);
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 1.2vw;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}
.sec-hooking .hero-content .hero-keywords {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6vw;
}
.sec-hooking .hero-content .hero-keywords .keyword-badge {
  background: rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(4px);
  padding: 0.4vw 1vw;
  border-radius: 20px;
  font-size: clamp(10px, 0.9vw, 14px);
  font-weight: 600;
  border: 1px solid rgba(255, 255, 255, 0.3);
}
.sec-hooking .product-intro {
  padding: clamp(20px, 3vw, 32px) clamp(20px, 3vw, 40px);
}
.sec-hooking .product-intro .brand-label {
  font-size: clamp(11px, 0.9vw, 14px);
  color: var(--text-sub);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.sec-hooking .product-intro .product-name {
  font-size: clamp(18px, 2.2vw, 28px);
  font-weight: 700;
  margin: 0.5vw 0 1vw;
  color: var(--text-color);
}
.sec-hooking .product-intro .price-area {
  display: flex;
  align-items: center;
  gap: 1vw;
}
.sec-hooking .product-intro .price-area .discount-rate {
  color: var(--accent-color);
  font-size: clamp(18px, 2vw, 26px);
  font-weight: 800;
}
.sec-hooking .product-intro .price-area .sale-price {
  font-size: clamp(20px, 2.4vw, 30px);
  font-weight: 800;
  color: var(--text-color);
}
.sec-hooking .product-intro .price-area .original-price {
  font-size: clamp(13px, 1.1vw, 16px);
  color: var(--text-sub);
  text-decoration: line-through;
}

section {
  border-bottom: 1px solid var(--border-color);
}

.section-inner {
  padding: clamp(32px, 4vw, 56px) clamp(20px, 3vw, 40px);
}

.section-title {
  font-size: clamp(18px, 2vw, 26px);
  font-weight: 800;
  text-align: center;
  margin-bottom: clamp(24px, 3vw, 40px);
  color: var(--text-color);
}

.sec-pain {
  background: var(--section-alt-bg);
}
.sec-pain .pain-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.2vw;
  max-width: 500px;
  margin: 0 auto;
}
.sec-pain .pain-list li {
  display: flex;
  align-items: center;
  gap: 1vw;
  font-size: clamp(14px, 1.3vw, 18px);
  color: var(--text-color);
}
.sec-pain .pain-list li i {
  color: var(--primary-color);
  font-size: clamp(16px, 1.5vw, 22px);
}
.sec-pain .before-img-wrap {
  margin-top: clamp(20px, 3vw, 36px);
  text-align: center;
}
.sec-pain .before-img-wrap .before-img {
  max-width: 100%;
  border-radius: 12px;
}

.sec-usp .usp-cards {
  display: flex;
  flex-direction: column;
  gap: clamp(16px, 2vw, 28px);
  max-width: 500px;
  margin: 0 auto;
}
.sec-usp .usp-card {
  text-align: center;
  padding: clamp(24px, 3vw, 40px);
  background: var(--section-alt-bg);
  border-radius: 16px;
  border: 1px solid var(--border-color);
}
.sec-usp .usp-card .usp-icon {
  font-size: clamp(28px, 3vw, 44px);
  color: var(--primary-color);
  margin-bottom: 0.8vw;
}
.sec-usp .usp-card .usp-number {
  font-size: clamp(28px, 3.5vw, 48px);
  font-weight: 900;
  color: var(--primary-color);
  margin-bottom: 0.4vw;
}
.sec-usp .usp-card .usp-title {
  font-size: clamp(16px, 1.5vw, 20px);
  font-weight: 700;
  margin-bottom: 0.6vw;
  color: var(--text-color);
}
.sec-usp .usp-card .usp-desc {
  font-size: clamp(13px, 1.1vw, 16px);
  color: var(--text-sub);
  line-height: 1.6;
}

.sec-detail {
  background: var(--section-alt-bg);
}
.sec-detail .detail-images {
  display: flex;
  flex-direction: column;
  gap: 1vw;
  margin-bottom: clamp(20px, 3vw, 36px);
}
.sec-detail .detail-images .detail-img {
  width: 100%;
  border-radius: 8px;
}
.sec-detail .material-box {
  background: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: clamp(16px, 2vw, 24px);
  margin-bottom: clamp(20px, 3vw, 36px);
}
.sec-detail .material-box h4 {
  font-size: clamp(14px, 1.3vw, 18px);
  font-weight: 700;
  margin-bottom: 0.8vw;
  color: var(--primary-color);
}
.sec-detail .material-box h4 i {
  margin-right: 0.4vw;
}
.sec-detail .material-box p {
  font-size: clamp(13px, 1.1vw, 15px);
  color: var(--text-sub);
  line-height: 1.8;
}
.sec-detail .usage-steps h4 {
  font-size: clamp(16px, 1.5vw, 20px);
  font-weight: 700;
  margin-bottom: clamp(16px, 2vw, 24px);
  color: var(--text-color);
}
.sec-detail .usage-steps .step-item {
  display: flex;
  align-items: flex-start;
  gap: 1.2vw;
  margin-bottom: clamp(16px, 2vw, 24px);
  padding-bottom: clamp(16px, 2vw, 24px);
  border-bottom: 1px solid var(--border-color);
}
.sec-detail .usage-steps .step-item:last-child {
  border-bottom: none;
}
.sec-detail .usage-steps .step-item .step-num {
  width: clamp(32px, 3vw, 44px);
  height: clamp(32px, 3vw, 44px);
  background: var(--primary-color);
  color: var(--primary-text);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: clamp(14px, 1.3vw, 18px);
  flex-shrink: 0;
}
.sec-detail .usage-steps .step-item .step-content {
  flex: 1;
}
.sec-detail .usage-steps .step-item .step-content h5 {
  font-size: clamp(14px, 1.3vw, 18px);
  font-weight: 700;
  margin-bottom: 0.4vw;
  color: var(--text-color);
}
.sec-detail .usage-steps .step-item .step-content p {
  font-size: clamp(12px, 1vw, 14px);
  color: var(--text-sub);
  line-height: 1.6;
}
.sec-detail .usage-steps .step-item .step-img {
  width: clamp(60px, 6vw, 90px);
  height: clamp(60px, 6vw, 90px);
  object-fit: cover;
  border-radius: 8px;
  flex-shrink: 0;
}

.sec-review .review-summary {
  text-align: center;
  margin-bottom: clamp(24px, 3vw, 40px);
}
.sec-review .review-summary .rating-big .rating-number {
  font-size: clamp(40px, 5vw, 64px);
  font-weight: 900;
  color: var(--text-color);
}
.sec-review .review-summary .rating-big .rating-stars {
  color: #ffc107;
  font-size: clamp(16px, 1.5vw, 22px);
  margin: 0.4vw 0;
}
.sec-review .review-summary .rating-big .review-count {
  font-size: clamp(12px, 1vw, 15px);
  color: var(--text-sub);
}
.sec-review .review-summary .sales-badge {
  display: inline-block;
  margin-top: 1vw;
  background: var(--accent-color);
  color: #fff;
  padding: 0.5vw 1.5vw;
  border-radius: 20px;
  font-size: clamp(12px, 1vw, 15px);
  font-weight: 700;
}
.sec-review .review-summary .sales-badge i {
  margin-right: 0.3vw;
}
.sec-review .review-list {
  display: flex;
  flex-direction: column;
  gap: 1.2vw;
  margin-bottom: clamp(24px, 3vw, 36px);
}
.sec-review .review-card {
  background: var(--section-alt-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: clamp(16px, 2vw, 24px);
}
.sec-review .review-card .review-header {
  display: flex;
  align-items: center;
  gap: 1vw;
  margin-bottom: 0.8vw;
}
.sec-review .review-card .review-header .review-stars {
  color: #ffc107;
  font-size: clamp(11px, 0.9vw, 14px);
}
.sec-review .review-card .review-header .review-author {
  font-weight: 600;
  font-size: clamp(12px, 1vw, 15px);
  color: var(--text-color);
}
.sec-review .review-card .review-header .review-date {
  font-size: clamp(11px, 0.9vw, 13px);
  color: var(--text-sub);
  margin-left: auto;
}
.sec-review .review-card .review-content {
  font-size: clamp(13px, 1.1vw, 15px);
  color: var(--text-sub);
  line-height: 1.7;
}
.sec-review .cert-area {
  margin-top: clamp(16px, 2vw, 28px);
}
.sec-review .cert-area h4 {
  font-size: clamp(14px, 1.3vw, 18px);
  font-weight: 700;
  margin-bottom: 1vw;
  color: var(--text-color);
}
.sec-review .cert-area .cert-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8vw;
}
.sec-review .cert-area .cert-badge {
  background: var(--section-alt-bg);
  border: 1px solid var(--border-color);
  padding: 0.5vw 1.2vw;
  border-radius: 8px;
  font-size: clamp(11px, 0.9vw, 14px);
  font-weight: 600;
  color: var(--text-color);
}
.sec-review .cert-area .cert-badge i {
  color: var(--primary-color);
  margin-right: 0.3vw;
}

.sec-compare {
  background: var(--section-alt-bg);
}
.sec-compare .compare-table-wrap {
  overflow-x: auto;
}
.sec-compare .compare-table {
  width: 100%;
  border-collapse: collapse;
  font-size: clamp(12px, 1.1vw, 15px);
}
.sec-compare .compare-table th,
.sec-compare .compare-table td {
  padding: clamp(10px, 1.2vw, 16px);
  text-align: center;
  border: 1px solid var(--border-color);
}
.sec-compare .compare-table th {
  background: var(--surface-color);
  font-weight: 700;
  color: var(--text-color);
}
.sec-compare .compare-table th.ours {
  background: var(--primary-color);
  color: var(--primary-text);
}
.sec-compare .compare-table td.ours {
  background: rgba(0, 0, 0, 0.02);
  font-weight: 600;
}
.sec-compare .compare-table td.ours .fa-check-circle {
  color: var(--primary-color);
  font-size: 1.2em;
}
.sec-compare .compare-table td.ours .fa-times-circle {
  color: #ccc;
}
.sec-compare .compare-table td {
  color: var(--text-sub);
}
.sec-compare .compare-table td .comp-check {
  color: #66bb6a;
}
.sec-compare .compare-table td .comp-x {
  color: #ef5350;
}
.sec-compare .compare-table .feature-label {
  text-align: left;
  font-weight: 600;
  color: var(--text-color);
}

.sec-cta {
  background: var(--primary-color);
  color: var(--primary-text);
}
.sec-cta .section-inner {
  text-align: center;
}
.sec-cta .promo-banner {
  margin-bottom: clamp(20px, 2.5vw, 32px);
}
.sec-cta .promo-banner .promo-text {
  font-size: clamp(20px, 2.5vw, 32px);
  font-weight: 900;
  line-height: 1.4;
}
.sec-cta .promo-banner .limited {
  margin-top: 0.8vw;
  font-size: clamp(14px, 1.3vw, 18px);
  opacity: 0.9;
}
.sec-cta .promo-banner .limited i {
  margin-right: 0.3vw;
}
.sec-cta .benefit-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.8vw;
  max-width: 400px;
  margin: 0 auto clamp(20px, 2.5vw, 32px);
  text-align: left;
}
.sec-cta .benefit-list li {
  font-size: clamp(13px, 1.2vw, 16px);
  display: flex;
  align-items: center;
  gap: 0.6vw;
}
.sec-cta .benefit-list li i {
  font-size: clamp(12px, 1vw, 14px);
}
.sec-cta .shipping-info,
.sec-cta .guarantee-info {
  font-size: clamp(12px, 1vw, 14px);
  opacity: 0.85;
  margin-bottom: 0.6vw;
}
.sec-cta .shipping-info i,
.sec-cta .guarantee-info i {
  margin-right: 0.3vw;
}
.sec-cta .cta-button {
  margin-top: clamp(20px, 2.5vw, 32px);
  background: var(--surface-color);
  color: var(--primary-color);
  border: none;
  padding: clamp(14px, 1.8vw, 22px) clamp(40px, 5vw, 80px);
  border-radius: 50px;
  font-size: clamp(16px, 1.6vw, 22px);
  font-weight: 800;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}
.sec-cta .cta-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
}
.sec-cta .cta-button .cta-price {
  margin-left: 0.5vw;
}

.settings-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  z-index: 500;
  display: flex;
  justify-content: center;
  align-items: center;
}

.settings-modal {
  background: var(--surface-color);
  color: var(--text-color);
  width: 90%;
  max-width: 700px;
  max-height: 85vh;
  border-radius: 16px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
}

.settings-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: clamp(14px, 1.5vw, 20px) clamp(18px, 2vw, 24px);
  border-bottom: 1px solid var(--border-color);
}
.settings-header h2 {
  font-size: clamp(15px, 1.4vw, 20px);
}
.settings-header h2 i {
  margin-right: 0.5vw;
  color: var(--primary-color);
}
.settings-header .close-btn {
  background: none;
  border: none;
  font-size: clamp(20px, 2vw, 28px);
  cursor: pointer;
  color: var(--text-sub);
}
.settings-header .close-btn:hover {
  color: var(--text-color);
}

.settings-tabs {
  display: flex;
  overflow-x: auto;
  border-bottom: 1px solid var(--border-color);
  padding: 0 clamp(12px, 1.5vw, 20px);
  min-height: 5vh;
}
.settings-tabs button {
  background: none;
  border: none;
  padding: clamp(10px, 1vw, 14px) clamp(12px, 1.2vw, 18px);
  font-size: clamp(12px, 1vw, 14px);
  color: var(--text-sub);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  white-space: nowrap;
  transition: all 0.2s;
  font-weight: 500;
}
.settings-tabs button.active {
  color: var(--primary-color);
  border-bottom-color: var(--primary-color);
  font-weight: 700;
}
.settings-tabs button:hover {
  color: var(--text-color);
}

.settings-body {
  flex: 1;
  overflow-y: auto;
  padding: clamp(16px, 2vw, 24px);
}

.tab-content {
  display: flex;
  flex-direction: column;
  gap: clamp(12px, 1.4vw, 18px);
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 0.4vw;
}
.form-field label {
  font-size: clamp(11px, 0.9vw, 13px);
  font-weight: 600;
  color: var(--text-sub);
}
.form-field input,
.form-field textarea,
.form-field select {
  padding: clamp(8px, 0.8vw, 12px) clamp(10px, 1vw, 14px);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  font-size: clamp(13px, 1.1vw, 15px);
  background: var(--bg-color);
  color: var(--text-color);
  outline: none;
  transition: border-color 0.2s;
}
.form-field input:focus,
.form-field textarea:focus,
.form-field select:focus {
  border-color: var(--primary-color);
}
.form-field textarea {
  resize: vertical;
}

.form-row {
  display: flex;
  gap: 1vw;
}
.form-row .form-field {
  flex: 1;
}

.sub-title {
  font-size: clamp(14px, 1.2vw, 17px);
  font-weight: 700;
  color: var(--text-color);
  margin: clamp(12px, 1.5vw, 20px) 0 clamp(8px, 0.8vw, 12px);
  padding-top: clamp(12px, 1.5vw, 20px);
  border-top: 1px solid var(--border-color);
}

.dropzone {
  position: relative;
  border: 2px dashed var(--border-color);
  border-radius: 12px;
  padding: clamp(20px, 2.5vw, 36px);
  text-align: center;
  cursor: pointer;
  transition: border-color 0.2s;
}
.dropzone:hover {
  border-color: var(--primary-color);
}
.dropzone input[type=file] {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
}
.dropzone p {
  color: var(--text-sub);
  font-size: clamp(12px, 1vw, 14px);
}
.dropzone p i {
  font-size: clamp(20px, 2vw, 28px);
  display: block;
  margin-bottom: 0.5vw;
  color: var(--primary-color);
}
.dropzone.sm {
  padding: clamp(8px, 1vw, 14px);
}
.dropzone.sm p i {
  font-size: clamp(14px, 1.2vw, 18px);
  margin-bottom: 0;
}

.img-preview {
  max-width: 100%;
  max-height: 150px;
  border-radius: 8px;
  margin-top: 0.5vw;
  object-fit: cover;
}
.img-preview.sm {
  max-height: 60px;
}

.img-preview-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6vw;
  margin-top: 0.5vw;
}

.img-preview-item {
  position: relative;
}
.img-preview-item .btn-remove-img {
  position: absolute;
  top: -4px;
  right: -4px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: #ef4444;
  color: #fff;
  border: none;
  font-size: 10px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}
.img-preview-item img {
  width: clamp(60px, 6vw, 90px);
  height: clamp(60px, 6vw, 90px);
  object-fit: cover;
  border-radius: 6px;
}

.array-items {
  display: flex;
  flex-direction: column;
  gap: 0.6vw;
}

.array-row {
  display: flex;
  align-items: center;
  gap: 0.6vw;
}
.array-row input {
  flex: 1;
  padding: clamp(6px, 0.6vw, 10px) clamp(8px, 0.8vw, 12px);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  font-size: clamp(12px, 1vw, 14px);
  background: var(--bg-color);
  color: var(--text-color);
  outline: none;
}
.array-row input:focus {
  border-color: var(--primary-color);
}
.array-row.compare-row input {
  flex: 1;
  min-width: 0;
}

.array-card {
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: clamp(12px, 1.2vw, 16px);
  background: var(--bg-color);
}

.btn-remove {
  background: none;
  border: 1px solid #ef4444;
  color: #ef4444;
  border-radius: 6px;
  padding: clamp(4px, 0.4vw, 6px) clamp(8px, 0.8vw, 12px);
  font-size: clamp(11px, 0.9vw, 13px);
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
}
.btn-remove:hover {
  background: #ef4444;
  color: #fff;
}

.btn-add {
  background: none;
  border: 1px solid var(--primary-color);
  color: var(--primary-color);
  border-radius: 8px;
  padding: clamp(8px, 0.8vw, 12px) clamp(14px, 1.4vw, 20px);
  font-size: clamp(12px, 1vw, 14px);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  margin-top: 0.5vw;
}
.btn-add i {
  margin-right: 0.3vw;
}
.btn-add:hover {
  background: var(--primary-color);
  color: var(--primary-text);
}

@media (max-width: 768px) {
  .builder-header h1 {
    font-size: 14px;
  }
  .detail-page {
    max-width: 100%;
  }
  .settings-modal {
    width: 95%;
    max-height: 90vh;
  }
  .settings-tabs button {
    font-size: 11px;
    padding: 8px 10px;
  }
  .form-row {
    flex-direction: column;
    gap: 8px;
  }
  .compare-table {
    font-size: 11px;
  }
  .compare-table th,
  .compare-table td {
    padding: 6px 4px;
  }
}