:root {
  --bg-primary: #ffffff;
  --bg-secondary: #f5f3ff;
  --bg-card: #ffffff;
  --text-primary: #1a1a2e;
  --text-secondary: #5a5a7a;
  --accent-1: #6c3ce0;
  --accent-2: #00c9db;
  --accent-gradient: linear-gradient(135deg, #6c3ce0, #00c9db);
  --accent-gradient-warm: linear-gradient(135deg, #f857a6, #ff5858);
  --border: #e8e4f0;
  --shadow: 0 4px 24px rgba(108, 60, 224, 0.08);
  --shadow-hover: 0 12px 40px rgba(108, 60, 224, 0.15);
  --radius: 14px;
  --radius-sm: 10px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

.btn-primary {
  padding: 12px 28px;
  background: var(--accent-gradient);
  color: #fff;
  border: none;
  border-radius: 28px;
  font-size: 0.92rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  font-family: inherit;
  white-space: nowrap;
  box-shadow: 0 4px 15px rgba(108, 60, 224, 0.25);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(108, 60, 224, 0.4);
}

.btn-secondary {
  padding: 12px 28px;
  background: transparent;
  color: var(--accent-1);
  border: 2px solid var(--accent-1);
  border-radius: 28px;
  font-size: 0.92rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  font-family: inherit;
}
.btn-secondary:hover {
  background: rgba(108, 60, 224, 0.06);
  transform: translateY(-2px);
}

/* Header */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 14px 0;
  transition: var(--transition);
}
.header.scrolled {
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 2px 16px rgba(0,0,0,0.04);
  padding: 10px 0;
}
.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1.5rem;
  font-weight: 700;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.logo svg { width: 34px; height: 34px; }

.location-badge {
  font-size: 0.62rem;
  background: rgba(108, 60, 224, 0.1);
  color: var(--accent-1);
  padding: 3px 10px;
  border-radius: 12px;
  font-weight: 700;
  letter-spacing: 0.5px;
  margin-left: 4px;
  vertical-align: middle;
  border: 1px solid rgba(108, 60, 224, 0.2);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}
.nav-links a {
  color: var(--text-secondary);
  font-size: 0.95rem;
  font-weight: 500;
  transition: var(--transition);
  position: relative;
}
.nav-links a:hover { color: var(--accent-1); }
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 2px;
  background: var(--accent-gradient);
  transition: var(--transition);
}
.nav-links a:hover::after { width: 100%; }

.nav-right { display: flex; align-items: center; gap: 14px; }

.lang-switcher {
  display: flex;
  gap: 3px;
  background: var(--bg-secondary);
  border-radius: 22px;
  padding: 3px;
  border: 1px solid var(--border);
}
.lang-btn {
  padding: 5px 11px;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  border-radius: 18px;
  transition: var(--transition);
  font-family: inherit;
}
.lang-btn.active {
  background: var(--accent-gradient);
  color: #fff;
}
.lang-btn:hover:not(.active) { color: var(--accent-1); }

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}
.mobile-menu-btn span {
  display: block;
  width: 24px; height: 2px;
  background: var(--text-primary);
  transition: var(--transition);
  border-radius: 2px;
}

/* Hero */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, #f5f3ff 0%, #fff 40%, #e8fdfe 100%);
}
.hero::before {
  content: '';
  position: absolute;
  top: -30%; right: -15%;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(108, 60, 224, 0.08) 0%, transparent 70%);
  border-radius: 50%;
}
.hero::after {
  content: '';
  position: absolute;
  bottom: -20%; left: -10%;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(0, 201, 219, 0.08) 0%, transparent 70%);
  border-radius: 50%;
}
.hero-content { position: relative; z-index: 1; max-width: 700px; }
.hero h1 {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 24px;
}
.hero h1 span {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero p {
  font-size: 1.15rem;
  color: var(--text-secondary);
  margin-bottom: 36px;
  max-width: 550px;
  line-height: 1.7;
}
.hero-buttons { display: flex; gap: 16px; flex-wrap: wrap; }

.hero-visual {
  position: absolute;
  right: 0; top: 50%;
  transform: translateY(-50%);
  width: 50%;
  max-width: 500px;
  z-index: 0;
  opacity: 0.5;
}

/* Sections */
.section { padding: 100px 0; }
.section-accent {
  background: linear-gradient(180deg, #f5f3ff 0%, #fff 50%);
}
.section-header { text-align: center; margin-bottom: 64px; }
.section-header h2 {
  font-size: 2.2rem;
  font-weight: 700;
  margin-bottom: 12px;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: inline-block;
}
.section-header p {
  color: var(--text-secondary);
  font-size: 1.05rem;
}

/* Services */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}
.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  transition: var(--transition);
  box-shadow: var(--shadow);
}
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: transparent;
}
.service-icon {
  width: 56px; height: 56px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(108, 60, 224, 0.1), rgba(0, 201, 219, 0.1));
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.5rem;
}
.service-card:nth-child(2) .service-icon { background: linear-gradient(135deg, rgba(248, 87, 166, 0.1), rgba(255, 88, 88, 0.1)); }
.service-card:nth-child(3) .service-icon { background: linear-gradient(135deg, rgba(0, 201, 219, 0.1), rgba(46, 213, 115, 0.1)); }
.service-card:nth-child(4) .service-icon { background: linear-gradient(135deg, rgba(255, 159, 67, 0.1), rgba(248, 87, 166, 0.1)); }
.service-card:nth-child(5) .service-icon { background: linear-gradient(135deg, rgba(46, 213, 115, 0.1), rgba(0, 201, 219, 0.1)); }
.service-card:nth-child(6) .service-icon { background: linear-gradient(135deg, rgba(162, 155, 254, 0.15), rgba(108, 60, 224, 0.1)); }
.service-card h3 { font-size: 1.15rem; margin-bottom: 10px; }
.service-card p { color: var(--text-secondary); font-size: 0.95rem; }

/* How It Works */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}
.step-card { text-align: center; padding: 32px 24px; }
.step-number {
  width: 60px; height: 60px;
  border-radius: 50%;
  background: var(--accent-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
  color: #fff;
  margin: 0 auto 20px;
  box-shadow: 0 8px 24px rgba(108, 60, 224, 0.25);
}
.step-card:nth-child(2) .step-number { background: var(--accent-gradient-warm); box-shadow: 0 8px 24px rgba(248, 87, 166, 0.25); }
.step-card:nth-child(3) .step-number { background: linear-gradient(135deg, #00c9db, #2ed573); box-shadow: 0 8px 24px rgba(0, 201, 219, 0.25); }
.step-card:nth-child(4) .step-number { background: linear-gradient(135deg, #ff9f43, #f857a6); box-shadow: 0 8px 24px rgba(255, 159, 67, 0.25); }
.step-card h3 { font-size: 1.1rem; margin-bottom: 8px; }
.step-card p { color: var(--text-secondary); font-size: 0.92rem; }

/* Materials */
.materials-content {
  display: flex;
  gap: 40px;
  align-items: center;
  max-width: 800px;
  margin: 0 auto;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px;
  box-shadow: var(--shadow);
}
.material-icon {
  flex-shrink: 0;
  width: 120px; height: 120px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(108, 60, 224, 0.08), rgba(0, 201, 219, 0.08));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
}
.material-info h3 { font-size: 1.5rem; margin-bottom: 8px; }
.material-info > p { color: var(--text-secondary); margin-bottom: 16px; }
.material-features {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
}
.material-features li {
  padding: 7px 16px;
  background: rgba(108, 60, 224, 0.06);
  border-radius: 20px;
  font-size: 0.85rem;
  color: var(--accent-1);
  font-weight: 500;
}

/* Portfolio */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 28px;
  margin-bottom: 32px;
}
.portfolio-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
  box-shadow: var(--shadow);
  cursor: pointer;
}
.portfolio-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: transparent;
}
.portfolio-img {
  height: 240px;
  background: var(--bg-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.portfolio-img img { width: 100%; height: 100%; object-fit: cover; }
.img-placeholder { color: var(--text-secondary); font-size: 0.85rem; opacity: 0.5; }
.portfolio-info { padding: 20px; }
.portfolio-info h3 { font-size: 1.05rem; margin-bottom: 6px; }
.portfolio-info p { color: var(--text-secondary); font-size: 0.85rem; margin-bottom: 14px; line-height: 1.5; }
.portfolio-price {
  font-size: 1.2rem;
  font-weight: 700;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Gallery thumbs */
.img-gal { position: relative; width: 100%; height: 100%; overflow: hidden; }
.img-gal-track img {
  width: 100%; height: 100%; object-fit: cover;
  position: absolute; top: 0; left: 0;
}
.img-gal-track img:first-child { position: relative; }
.gal-prev, .gal-next {
  position: absolute;
  top: 50%; transform: translateY(-50%);
  width: 32px; height: 32px;
  border-radius: 50%;
  background: rgba(255,255,255,0.9);
  border: none;
  color: var(--accent-1);
  font-size: 1.2rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
  transition: var(--transition);
  opacity: 0;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}
.portfolio-img:hover .gal-prev,
.portfolio-img:hover .gal-next { opacity: 1; }
.gal-prev { left: 8px; }
.gal-next { right: 8px; }
.gal-prev:hover, .gal-next:hover { background: #fff; }
.gal-dots {
  position: absolute;
  bottom: 8px; left: 50%;
  transform: translateX(-50%);
  display: flex; gap: 6px;
  z-index: 2;
}
.gal-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,0.5);
  cursor: pointer;
  transition: var(--transition);
}
.gal-dot.active { background: var(--accent-1); transform: scale(1.3); }

/* Delivery */
.delivery-notice {
  background: linear-gradient(135deg, rgba(108, 60, 224, 0.06), rgba(0, 201, 219, 0.06));
  border: 1px solid rgba(108, 60, 224, 0.15);
  border-radius: var(--radius);
  padding: 20px 28px;
  margin-bottom: 28px;
}
.delivery-notice h3 { color: var(--accent-1); font-size: 1rem; margin-bottom: 6px; }
.delivery-notice p { color: var(--text-secondary); font-size: 0.9rem; margin: 0; }

.min-order-badge {
  display: inline-block;
  background: linear-gradient(135deg, rgba(255, 159, 67, 0.1), rgba(248, 87, 166, 0.1));
  color: #e8457a;
  padding: 8px 20px;
  border-radius: 24px;
  font-size: 0.88rem;
  font-weight: 600;
  margin-top: 12px;
  border: 1px solid rgba(248, 87, 166, 0.2);
}

/* FAQ */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 12px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0,0,0,0.03);
}
.faq-question {
  width: 100%;
  padding: 20px 24px;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: inherit;
}
.faq-question span { font-size: 1.2rem; transition: transform 0.3s; color: var(--accent-1); }
.faq-item.open .faq-question span { transform: rotate(180deg); }
.faq-answer {
  padding: 0 24px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
}
.faq-item.open .faq-answer { max-height: 300px; padding: 0 24px 20px; }
.faq-answer p { color: var(--text-secondary); font-size: 0.92rem; line-height: 1.7; }

/* Contact */
.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}
.contact-info h3 { font-size: 1.4rem; margin-bottom: 16px; }
.contact-info p { color: var(--text-secondary); margin-bottom: 32px; }
.contact-detail {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  color: var(--text-secondary);
}
.contact-detail .icon {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(108, 60, 224, 0.08), rgba(0, 201, 219, 0.08));
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1.1rem;
}

.contact-form {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px;
  box-shadow: var(--shadow);
}
.form-group { margin-bottom: 20px; }
.form-group label { display: block; margin-bottom: 8px; font-size: 0.9rem; font-weight: 600; color: var(--text-primary); }
.form-group input,
.form-group textarea {
  width: 100%;
  padding: 14px 18px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 0.95rem;
  font-family: inherit;
  transition: var(--transition);
}
.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent-1);
  box-shadow: 0 0 0 3px rgba(108, 60, 224, 0.1);
}
.form-group textarea { min-height: 130px; resize: vertical; }
.contact-form .btn-primary { width: 100%; padding: 15px; font-size: 1rem; }

.form-message {
  margin-top: 14px;
  padding: 12px 18px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  display: none;
  font-weight: 500;
}
.form-message.success {
  display: block;
  background: rgba(46, 213, 115, 0.1);
  color: #1a9c4a;
  border: 1px solid rgba(46, 213, 115, 0.3);
}
.form-message.error {
  display: block;
  background: rgba(255, 88, 88, 0.08);
  color: #d63031;
  border: 1px solid rgba(255, 88, 88, 0.3);
}

/* Footer */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  padding: 60px 0 30px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 40px;
}
.footer-brand h3 {
  font-size: 1.3rem;
  margin-bottom: 12px;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: inline-block;
}
.footer-brand p { color: var(--text-secondary); font-size: 0.9rem; line-height: 1.7; }
.footer-links h4 { font-size: 0.95rem; margin-bottom: 16px; }
.footer-links ul { list-style: none; }
.footer-links li { margin-bottom: 10px; }
.footer-links a { color: var(--text-secondary); font-size: 0.9rem; transition: var(--transition); }
.footer-links a:hover { color: var(--accent-1); }
.footer-bottom {
  text-align: center;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 0.85rem;
}

/* Product Detail Modal */
.detail-overlay {
  position: fixed;
  inset: 0;
  background: rgba(255,255,255,0.98);
  z-index: 2000;
  overflow-y: auto;
}
.detail-modal {
  max-width: 1000px;
  margin: 0 auto;
  min-height: 100vh;
  background: #fff;
}

.detail-close {
  position: fixed;
  top: 20px; right: 24px;
  z-index: 2001;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: #fff;
  border: 1px solid var(--border);
  color: var(--text-primary);
  font-size: 1.2rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  box-shadow: 0 2px 12px rgba(0,0,0,0.08);
}
.detail-close:hover {
  border-color: var(--accent-1);
  color: var(--accent-1);
}

/* Slideshow */
.detail-slideshow {
  position: relative;
  width: 100%;
  background: var(--bg-secondary);
  overflow: hidden;
}
.ds-track {
  display: flex;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}
.ds-track img {
  width: 100%;
  height: 500px;
  object-fit: contain;
  flex-shrink: 0;
  background: var(--bg-secondary);
}
.ds-prev, .ds-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px; height: 44px;
  border-radius: 50%;
  background: #fff;
  border: 1px solid var(--border);
  color: var(--accent-1);
  font-size: 1.3rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
  transition: var(--transition);
  box-shadow: 0 2px 12px rgba(0,0,0,0.08);
}
.ds-prev { left: 16px; }
.ds-next { right: 16px; }
.ds-prev:hover, .ds-next:hover {
  background: var(--accent-1);
  color: #fff;
  border-color: var(--accent-1);
  box-shadow: 0 4px 20px rgba(108, 60, 224, 0.3);
}
.ds-dots {
  position: absolute;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
  z-index: 10;
}
.ds-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: rgba(108, 60, 224, 0.25);
  border: none;
  cursor: pointer;
  transition: var(--transition);
}
.ds-dot.active {
  background: var(--accent-1);
  transform: scale(1.3);
}
.ds-counter {
  position: absolute;
  bottom: 16px; right: 20px;
  background: rgba(255,255,255,0.85);
  color: var(--text-secondary);
  padding: 4px 12px;
  border-radius: 14px;
  font-size: 0.8rem;
  font-weight: 500;
  z-index: 10;
  backdrop-filter: blur(8px);
}

.detail-content {
  padding: 32px 24px 80px;
}
.detail-content h2 { font-size: 1.6rem; margin: 14px 0; }
.detail-price {
  font-size: 1.5rem;
  font-weight: 700;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: inline-block;
  margin-bottom: 24px;
}
.detail-desc {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.8;
  margin-bottom: 32px;
  white-space: pre-line;
}
.detail-buy-btn {
  padding: 14px 44px;
  font-size: 1.05rem;
  margin-bottom: 48px;
}
.detail-order-section {
  border-top: 1px solid var(--border);
  padding-top: 36px;
}
.detail-order-section h3 {
  font-size: 1.25rem;
  margin-bottom: 24px;
  color: var(--accent-1);
}
.detail-order-section .contact-form {
  background: transparent;
  border: none;
  padding: 0;
  box-shadow: none;
}
.detail-order-section .btn-primary { width: 100%; padding: 15px; font-size: 1rem; }
.detail-category { margin-bottom: 12px; }
.tag {
  padding: 4px 14px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(108, 60, 224, 0.08), rgba(0, 201, 219, 0.08));
  color: var(--accent-1);
  font-size: 0.8rem;
  font-weight: 600;
  display: inline-block;
}

/* Responsive */
@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 0; right: -100%;
    width: 280px; height: 100vh;
    background: #fff;
    flex-direction: column;
    padding: 80px 32px 32px;
    gap: 24px;
    transition: var(--transition);
    border-left: 1px solid var(--border);
    box-shadow: -4px 0 24px rgba(0,0,0,0.08);
  }
  .nav-links.active { right: 0; }
  .mobile-menu-btn { display: flex; }
  .hero-visual { display: none; }
  .hero h1 { font-size: 2rem; }
  .contact-wrapper { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .materials-content { flex-direction: column; text-align: center; }
  .services-grid { grid-template-columns: 1fr; }
  .steps-grid { grid-template-columns: 1fr 1fr; }
  .ds-track img { height: 320px; }
  .detail-content { padding: 24px 16px 60px; }
}

@media (max-width: 480px) {
  .steps-grid { grid-template-columns: 1fr; }
  .hero-buttons { flex-direction: column; }
  .portfolio-grid { grid-template-columns: 1fr; }
  .section { padding: 60px 0; }
  .ds-track img { height: 250px; }
  .ds-prev, .ds-next { width: 36px; height: 36px; font-size: 1rem; }
}