@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;600;700&family=Inter:wght@300;400;500;600;700&display=swap');

:root {
  --green-50: #f0fdf4;
  --green-100: #dcfce7;
  --green-200: #bbf7d0;
  --green-300: #86efac;
  --green-400: #4ade80;
  --green-500: #22c55e;
  --green-600: #16a34a;
  --green-700: #15803d;
  --green-800: #166534;
  --green-900: #14532d;
  --olive-50: #f8faf2;
  --olive-100: #eef2e0;
  --olive-600: #5a6e3a;
  --olive-700: #4a5c2e;
  --brown-50: #fdf8f0;
  --brown-100: #f5e6d0;
  --brown-600: #8b6914;
  --cream: #fefdf8;
  --text-primary: #1a2e12;
  --text-secondary: #3d5a2a;
  --text-muted: #6b7b5e;
  --white: #ffffff;
  --shadow-sm: 0 1px 3px rgba(20, 83, 45, 0.08);
  --shadow-md: 0 4px 16px rgba(20, 83, 45, 0.1);
  --shadow-lg: 0 8px 32px rgba(20, 83, 45, 0.12);
  --shadow-xl: 0 16px 48px rgba(20, 83, 45, 0.15);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
}

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

html { scroll-behavior: smooth; scroll-padding-top: 80px; }

body {
  font-family: 'Inter', system-ui, sans-serif;
  color: var(--text-primary);
  background: var(--cream);
  line-height: 1.7;
  overflow-x: hidden;
}

h1, h2, h3, h4 { font-family: 'Playfair Display', serif; line-height: 1.3; }

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

/* ===== NAVBAR ===== */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(254, 253, 248, 0.85);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(20, 83, 45, 0.06);
  transition: all 0.3s ease;
}
.navbar.scrolled { box-shadow: var(--shadow-md); }
.navbar .container {
  display: flex; align-items: center; justify-content: space-between;
  height: 72px;
}
.logo {
  display: flex; align-items: center; gap: 10px;
  text-decoration: none; color: var(--green-800);
}
.logo-icon {
  width: 42px; height: 42px; background: linear-gradient(135deg, var(--green-500), var(--green-700));
  border-radius: 12px; display: flex; align-items: center; justify-content: center;
  color: white; font-weight: 700; font-size: 16px; font-family: 'Playfair Display', serif;
}
.logo-text { font-family: 'Playfair Display', serif; font-size: 20px; font-weight: 700; }
.logo-text span { color: var(--green-600); }

.nav-links { display: flex; gap: 32px; list-style: none; }
.nav-links a {
  text-decoration: none; color: var(--text-secondary); font-size: 15px;
  font-weight: 500; position: relative; transition: color 0.3s;
}
.nav-links a::after {
  content: ''; position: absolute; bottom: -4px; left: 0;
  width: 0; height: 2px; background: var(--green-500);
  transition: width 0.3s ease;
}
.nav-links a:hover { color: var(--green-700); }
.nav-links a:hover::after { width: 100%; }

.nav-cta {
  background: linear-gradient(135deg, var(--green-600), var(--green-700));
  color: white !important; padding: 10px 24px; border-radius: 50px;
  font-weight: 600 !important; transition: all 0.3s ease !important;
  box-shadow: 0 2px 12px rgba(22, 163, 74, 0.3);
}
.nav-cta::after { display: none !important; }
.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(22, 163, 74, 0.4) !important;
}

.mobile-toggle { display: none; background: none; border: none; cursor: pointer; padding: 8px; }
.mobile-toggle span {
  display: block; width: 24px; height: 2px; background: var(--text-primary);
  margin: 5px 0; transition: all 0.3s;
}

/* ===== HERO ===== */
.hero {
  padding: 140px 0 100px;
  background: linear-gradient(160deg, var(--cream) 0%, var(--green-50) 50%, var(--olive-50) 100%);
  position: relative; overflow: hidden;
}
.hero::before {
  content: ''; position: absolute; top: -200px; right: -200px;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(34, 197, 94, 0.08) 0%, transparent 70%);
  border-radius: 50%;
}
.hero .container { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }

.hero-content { position: relative; z-index: 2; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(34, 197, 94, 0.1); border: 1px solid rgba(34, 197, 94, 0.2);
  padding: 8px 16px; border-radius: 50px; font-size: 13px;
  color: var(--green-700); font-weight: 600; margin-bottom: 24px;
  animation: fadeInUp 0.6s ease;
}
.hero-badge::before { content: '🌿'; }

.hero h1 {
  font-size: 52px; font-weight: 700; color: var(--text-primary);
  margin-bottom: 20px; animation: fadeInUp 0.6s ease 0.1s both;
}
.hero h1 .highlight {
  background: linear-gradient(135deg, var(--green-600), var(--green-500));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-desc {
  font-size: 18px; color: var(--text-muted); margin-bottom: 36px;
  max-width: 480px; animation: fadeInUp 0.6s ease 0.2s both;
}
.hero-actions {
  display: flex; gap: 16px; flex-wrap: wrap;
  animation: fadeInUp 0.6s ease 0.3s both;
}

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 32px; border-radius: 50px; font-size: 15px;
  font-weight: 600; text-decoration: none; transition: all 0.3s ease;
  cursor: pointer; border: none; font-family: 'Inter', sans-serif;
}
.btn-primary {
  background: linear-gradient(135deg, var(--green-600), var(--green-700));
  color: white; box-shadow: 0 4px 20px rgba(22, 163, 74, 0.3);
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 6px 28px rgba(22, 163, 74, 0.4); }
.btn-outline {
  background: transparent; color: var(--green-700);
  border: 2px solid var(--green-300);
}
.btn-outline:hover { background: var(--green-50); border-color: var(--green-500); }

.hero-stats {
  display: flex; gap: 36px; margin-top: 48px;
  animation: fadeInUp 0.6s ease 0.4s both;
}
.stat-item .stat-number {
  font-family: 'Playfair Display', serif; font-size: 28px;
  font-weight: 700; color: var(--green-700);
}
.stat-item .stat-label { font-size: 13px; color: var(--text-muted); margin-top: 2px; }

.hero-image {
  position: relative; display: flex; justify-content: center;
  animation: fadeInRight 0.8s ease 0.3s both;
}
.hero-image img {
  width: 100%; max-width: 480px; border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl); object-fit: cover;
}
.hero-float-card {
  position: absolute; background: white; border-radius: var(--radius-md);
  padding: 14px 20px; box-shadow: var(--shadow-lg);
  display: flex; align-items: center; gap: 10px;
  animation: float 3s ease-in-out infinite;
}
.hero-float-card.card-1 { bottom: 30px; left: -30px; }
.hero-float-card.card-2 { top: 30px; right: -20px; }
.float-icon {
  width: 40px; height: 40px; border-radius: 10px;
  display: flex; align-items: center; justify-content: center; font-size: 20px;
}
.float-icon.green { background: var(--green-100); }
.float-icon.brown { background: var(--brown-100); }
.float-text { font-size: 13px; }
.float-text strong { display: block; color: var(--text-primary); font-size: 14px; }
.float-text span { color: var(--text-muted); }

/* ===== BENEFITS ===== */
.benefits { padding: 100px 0; background: var(--white); }
.section-header { text-align: center; margin-bottom: 60px; }
.section-label {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 13px; font-weight: 600; color: var(--green-600);
  text-transform: uppercase; letter-spacing: 2px; margin-bottom: 12px;
}
.section-title { font-size: 40px; color: var(--text-primary); margin-bottom: 16px; }
.section-desc { font-size: 17px; color: var(--text-muted); max-width: 560px; margin: 0 auto; }

.benefits-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px;
}
.benefit-card {
  background: var(--cream); border: 1px solid rgba(20, 83, 45, 0.06);
  border-radius: var(--radius-lg); padding: 36px 28px;
  transition: all 0.4s ease; position: relative; overflow: hidden;
}
.benefit-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0;
  height: 3px; background: linear-gradient(90deg, var(--green-400), var(--green-600));
  transform: scaleX(0); transition: transform 0.4s ease; transform-origin: left;
}
.benefit-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.benefit-card:hover::before { transform: scaleX(1); }
.benefit-icon {
  width: 56px; height: 56px; border-radius: 14px;
  background: linear-gradient(135deg, var(--green-100), var(--green-200));
  display: flex; align-items: center; justify-content: center;
  font-size: 26px; margin-bottom: 20px;
}
.benefit-card h3 { font-size: 20px; margin-bottom: 10px; color: var(--text-primary); }
.benefit-card p { font-size: 15px; color: var(--text-muted); }

/* ===== ABOUT RS ===== */
.about-rs {
  padding: 100px 0;
  background: linear-gradient(160deg, var(--green-50) 0%, var(--olive-50) 100%);
}
.about-rs .container { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.about-image { position: relative; }
.about-image img {
  width: 100%; border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg); object-fit: cover;
}
.about-image .overlay-badge {
  position: absolute; bottom: 20px; left: 20px; right: 20px;
  background: rgba(255,255,255,0.92); backdrop-filter: blur(10px);
  border-radius: var(--radius-md); padding: 16px 20px;
  display: flex; align-items: center; gap: 12px;
}
.overlay-badge-icon {
  width: 44px; height: 44px; background: var(--green-500);
  border-radius: 12px; display: flex; align-items: center; justify-content: center;
  color: white; font-size: 20px; flex-shrink: 0;
}
.overlay-badge-text { font-size: 14px; }
.overlay-badge-text strong { display: block; color: var(--text-primary); }
.overlay-badge-text span { color: var(--text-muted); font-size: 13px; }

.about-content h2 { font-size: 38px; margin-bottom: 20px; }
.about-content h2 .highlight {
  background: linear-gradient(135deg, var(--green-600), var(--green-500));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.about-content > p { font-size: 16px; color: var(--text-muted); margin-bottom: 28px; }

.rs-types { display: flex; flex-direction: column; gap: 16px; }
.rs-type {
  display: flex; gap: 14px; padding: 16px;
  background: white; border-radius: var(--radius-md);
  border: 1px solid rgba(20,83,45,0.06); transition: all 0.3s;
}
.rs-type:hover { box-shadow: var(--shadow-sm); border-color: var(--green-200); }
.rs-type-badge {
  width: 44px; height: 44px; border-radius: 12px;
  background: var(--green-100); color: var(--green-700);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 14px; flex-shrink: 0;
}
.rs-type-info h4 { font-size: 15px; margin-bottom: 3px; }
.rs-type-info p { font-size: 13px; color: var(--text-muted); line-height: 1.5; }

/* ===== PRODUCT ===== */
.product { padding: 100px 0; background: var(--white); }
.product-showcase {
  display: grid; grid-template-columns: 1fr 1fr; gap: 60px;
  align-items: center; background: linear-gradient(135deg, var(--green-50), var(--olive-50));
  border-radius: var(--radius-xl); padding: 60px; border: 1px solid rgba(20,83,45,0.06);
}
.product-image img {
  width: 100%; max-width: 420px; border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}
.product-info .product-tag {
  display: inline-block; background: var(--green-100); color: var(--green-700);
  padding: 6px 14px; border-radius: 50px; font-size: 12px;
  font-weight: 600; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 16px;
}
.product-info h2 { font-size: 34px; margin-bottom: 12px; }
.product-info > p { font-size: 16px; color: var(--text-muted); margin-bottom: 24px; }
.product-features { list-style: none; margin-bottom: 28px; }
.product-features li {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 0; font-size: 15px; color: var(--text-secondary);
}
.product-features li::before {
  content: '✓'; width: 24px; height: 24px; border-radius: 50%;
  background: var(--green-100); color: var(--green-600);
  display: flex; align-items: center; justify-content: center;
  font-size: 13px; font-weight: 700; flex-shrink: 0;
}
.product-price {
  display: flex; align-items: baseline; gap: 8px; margin-bottom: 24px;
}
.product-price .price {
  font-family: 'Playfair Display', serif; font-size: 36px;
  font-weight: 700; color: var(--green-700);
}
.product-price .unit { font-size: 15px; color: var(--text-muted); }
.product-sizes { display: flex; gap: 10px; margin-bottom: 28px; }
.size-btn {
  padding: 10px 20px; border: 2px solid var(--green-200);
  border-radius: 10px; background: white; cursor: pointer;
  font-weight: 600; font-size: 14px; color: var(--text-secondary);
  transition: all 0.3s; font-family: 'Inter', sans-serif;
}
.size-btn.active, .size-btn:hover {
  border-color: var(--green-600); background: var(--green-50); color: var(--green-700);
}

/* ===== KNOWLEDGE ===== */
.knowledge { padding: 100px 0; background: var(--cream); }
.knowledge-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.knowledge-card {
  background: white; border-radius: var(--radius-lg); overflow: hidden;
  border: 1px solid rgba(20,83,45,0.06); transition: all 0.4s;
}
.knowledge-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.knowledge-card-img {
  height: 200px; overflow: hidden; position: relative;
}
.knowledge-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s; }
.knowledge-card:hover .knowledge-card-img img { transform: scale(1.05); }
.knowledge-card-img .card-category {
  position: absolute; top: 14px; left: 14px;
  background: rgba(255,255,255,0.9); backdrop-filter: blur(8px);
  padding: 4px 12px; border-radius: 50px; font-size: 12px;
  font-weight: 600; color: var(--green-700);
}
.knowledge-card-body { padding: 24px; }
.knowledge-card-body h3 { font-size: 18px; margin-bottom: 10px; color: var(--text-primary); }
.knowledge-card-body p { font-size: 14px; color: var(--text-muted); margin-bottom: 16px; }
.read-more {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 14px; font-weight: 600; color: var(--green-600);
  text-decoration: none; transition: gap 0.3s;
}
.read-more:hover { gap: 10px; }

/* ===== TESTIMONIALS ===== */
.testimonials {
  padding: 100px 0;
  background: linear-gradient(160deg, var(--green-800) 0%, var(--green-900) 100%);
  color: white;
}
.testimonials .section-label { color: var(--green-300); }
.testimonials .section-title { color: white; }
.testimonials .section-desc { color: rgba(255,255,255,0.6); }

.testimonial-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.testimonial-card {
  background: rgba(255,255,255,0.08); backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,0.1); border-radius: var(--radius-lg);
  padding: 32px; transition: all 0.3s;
}
.testimonial-card:hover { background: rgba(255,255,255,0.12); transform: translateY(-4px); }
.testimonial-stars { margin-bottom: 16px; color: #fbbf24; font-size: 16px; letter-spacing: 2px; }
.testimonial-text { font-size: 15px; color: rgba(255,255,255,0.8); margin-bottom: 20px; font-style: italic; }
.testimonial-author { display: flex; align-items: center; gap: 12px; }
.testimonial-avatar {
  width: 44px; height: 44px; border-radius: 50%;
  background: linear-gradient(135deg, var(--green-400), var(--green-600));
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 16px;
}
.testimonial-name { font-weight: 600; font-size: 15px; }
.testimonial-role { font-size: 13px; color: rgba(255,255,255,0.5); }

/* ===== CTA ===== */
.cta-section { padding: 100px 0; background: var(--white); }
.cta-box {
  background: linear-gradient(135deg, var(--green-600), var(--green-800));
  border-radius: var(--radius-xl); padding: 64px;
  text-align: center; color: white; position: relative; overflow: hidden;
}
.cta-box::before {
  content: ''; position: absolute; top: -50%; right: -20%;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
  border-radius: 50%;
}
.cta-box h2 { font-size: 38px; margin-bottom: 16px; position: relative; }
.cta-box p {
  font-size: 17px; color: rgba(255,255,255,0.8);
  max-width: 500px; margin: 0 auto 32px; position: relative;
}
.btn-white {
  background: white; color: var(--green-700);
  box-shadow: 0 4px 20px rgba(0,0,0,0.15); position: relative;
}
.btn-white:hover { transform: translateY(-3px); box-shadow: 0 6px 28px rgba(0,0,0,0.2); }

/* ===== FOOTER ===== */
.footer {
  padding: 60px 0 30px;
  background: var(--text-primary); color: rgba(255,255,255,0.7);
}
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px;
  margin-bottom: 40px;
}
.footer-brand .logo { margin-bottom: 16px; }
.footer-brand .logo-text { color: white; }
.footer-brand p { font-size: 14px; line-height: 1.7; max-width: 280px; }
.footer h4 {
  font-family: 'Inter', sans-serif; font-size: 14px; font-weight: 600;
  color: white; margin-bottom: 16px; text-transform: uppercase; letter-spacing: 1px;
}
.footer ul { list-style: none; }
.footer ul li { margin-bottom: 10px; }
.footer ul a {
  color: rgba(255,255,255,0.6); text-decoration: none;
  font-size: 14px; transition: color 0.3s;
}
.footer ul a:hover { color: var(--green-400); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 24px; text-align: center; font-size: 13px;
}

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInRight {
  from { opacity: 0; transform: translateX(40px); }
  to { opacity: 1; transform: translateX(0); }
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.fade-in { opacity: 0; transform: translateY(30px); transition: all 0.7s ease; }
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* ===== MODAL OVERLAY ===== */
.modal-overlay {
  position: fixed; top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.5); backdrop-filter: blur(4px);
  z-index: 2000; display: flex; align-items: center; justify-content: center;
  opacity: 0; visibility: hidden; transition: all 0.3s ease;
  padding: 20px;
}
.modal-overlay.open { opacity: 1; visibility: visible; }
.modal-content {
  background: white; border-radius: var(--radius-xl); padding: 40px;
  max-width: 560px; width: 100%; max-height: 90vh; overflow-y: auto;
  position: relative; box-shadow: 0 20px 60px rgba(0,0,0,0.2);
  transform: translateY(20px); transition: transform 0.3s ease;
}
.modal-overlay.open .modal-content { transform: translateY(0); }
.modal-close {
  position: absolute; top: 16px; right: 20px; background: none;
  border: none; font-size: 28px; cursor: pointer; color: var(--text-muted);
  width: 36px; height: 36px; display: flex; align-items: center;
  justify-content: center; border-radius: 50%; transition: all 0.3s;
}
.modal-close:hover { background: var(--green-50); color: var(--text-primary); }
.modal-title {
  font-size: 26px; color: var(--text-primary); margin-bottom: 24px;
  padding-right: 40px;
}

/* Checkout product */
.checkout-product {
  display: flex; gap: 20px; padding: 20px;
  background: var(--green-50); border-radius: var(--radius-md);
  margin-bottom: 20px;
}
.checkout-img {
  width: 90px; height: 90px; object-fit: cover;
  border-radius: var(--radius-sm); flex-shrink: 0;
}
.checkout-product-info h3 {
  font-size: 18px; margin-bottom: 10px; font-family: 'Playfair Display', serif;
}
.checkout-sizes { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 12px; }
.ck-size-btn {
  padding: 6px 14px; border: 2px solid var(--green-200);
  border-radius: 8px; background: white; cursor: pointer;
  font-size: 13px; font-weight: 600; color: var(--text-secondary);
  transition: all 0.3s; font-family: 'Inter', sans-serif;
}
.ck-size-btn.active, .ck-size-btn:hover {
  border-color: var(--green-600); background: var(--green-50); color: var(--green-700);
}
.checkout-qty {
  display: flex; align-items: center; gap: 12px; font-size: 14px; font-weight: 500;
}
.qty-btn {
  width: 32px; height: 32px; border: 2px solid var(--green-200);
  border-radius: 8px; background: white; cursor: pointer;
  font-size: 18px; font-weight: 600; color: var(--green-700);
  display: flex; align-items: center; justify-content: center;
  transition: all 0.2s; font-family: 'Inter', sans-serif;
}
.qty-btn:hover { background: var(--green-50); border-color: var(--green-500); }
.qty-value { font-size: 16px; font-weight: 700; min-width: 24px; text-align: center; }

/* Checkout summary */
.checkout-summary {
  background: var(--olive-50); border-radius: var(--radius-md);
  padding: 16px 20px; margin-bottom: 24px;
}
.summary-row {
  display: flex; justify-content: space-between; padding: 6px 0;
  font-size: 14px; color: var(--text-secondary);
}
.summary-row.total {
  border-top: 2px solid var(--green-200); margin-top: 8px; padding-top: 12px;
  font-size: 18px; font-weight: 700; color: var(--green-700);
}

/* Checkout form */
.checkout-form h3 {
  font-size: 17px; margin-bottom: 16px; color: var(--text-primary);
  font-family: 'Inter', sans-serif; font-weight: 600;
}
.form-group { margin-bottom: 16px; }
.form-group label {
  display: block; font-size: 13px; font-weight: 600;
  color: var(--text-secondary); margin-bottom: 6px;
}
.form-group input, .form-group textarea {
  width: 100%; padding: 12px 16px; border: 2px solid rgba(20,83,45,0.1);
  border-radius: var(--radius-sm); font-size: 15px;
  font-family: 'Inter', sans-serif; transition: border-color 0.3s;
  background: var(--cream); color: var(--text-primary);
}
.form-group input:focus, .form-group textarea:focus {
  outline: none; border-color: var(--green-500);
  box-shadow: 0 0 0 3px rgba(34,197,94,0.1);
}
.form-group textarea { resize: vertical; min-height: 80px; }
.btn-full { width: 100%; justify-content: center; font-size: 16px; padding: 16px; }

/* Thank you modal */
.thank-you-content { text-align: center; }
.thank-you-icon { font-size: 64px; margin-bottom: 16px; }
.thank-you-msg { text-align: left; margin: 24px 0; }
.thank-you-msg p { margin-bottom: 8px; font-size: 15px; color: var(--text-secondary); }
.thank-you-msg strong { color: var(--text-primary); }
.thank-you-msg a { color: var(--green-600); text-decoration: none; font-weight: 600; }
.thank-you-msg a:hover { text-decoration: underline; }
.order-detail {
  background: var(--green-50); border-radius: var(--radius-md);
  padding: 20px; margin: 16px 0; border-left: 4px solid var(--green-500);
}
.order-detail p { margin-bottom: 8px; }
.total-highlight {
  font-size: 17px !important; color: var(--green-700) !important;
  margin-top: 12px !important; padding-top: 12px;
  border-top: 1px solid var(--green-200);
}

/* Loading spinner */
@keyframes spin { to { transform: rotate(360deg); } }
.spinner {
  display: inline-block; width: 18px; height: 18px;
  border: 2px solid rgba(255,255,255,0.3); border-top-color: white;
  border-radius: 50%; animation: spin 0.6s linear infinite;
  vertical-align: middle; margin-right: 6px;
}
button:disabled { opacity: 0.7; cursor: not-allowed; }

/* ===== RESPONSIVE ===== */

/* Tablet */
@media (max-width: 968px) {
  .hero .container { grid-template-columns: 1fr; text-align: center; }
  .hero-desc { margin: 0 auto 36px; }
  .hero-actions { justify-content: center; }
  .hero-stats { justify-content: center; }
  .hero-image { margin-top: 40px; }
  .hero-float-card { display: none; }
  .hero h1 { font-size: 38px; }
  .benefits-grid { grid-template-columns: repeat(2, 1fr); }
  .about-rs .container { grid-template-columns: 1fr; }
  .about-image { order: -1; }
  .product-showcase { grid-template-columns: 1fr; padding: 40px; }
  .product-image { text-align: center; }
  .product-image img { max-width: 360px; }
  .knowledge-grid { grid-template-columns: repeat(2, 1fr); }
  .testimonial-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

/* Mobile */
@media (max-width: 640px) {
  .container { padding: 0 16px; }

  /* Nav */
  .nav-links { display: none; }
  .mobile-toggle { display: block; }
  .nav-links.open {
    display: flex; flex-direction: column; position: absolute;
    top: 72px; left: 0; right: 0; background: white;
    padding: 20px 24px; gap: 12px; box-shadow: var(--shadow-lg);
    z-index: 1001;
  }
  .nav-links.open .nav-cta {
    text-align: center; display: block; margin-top: 8px;
  }

  /* Hero */
  .hero { padding: 100px 0 50px; }
  .hero h1 { font-size: 28px; }
  .hero-desc { font-size: 15px; }
  .hero-image img { max-width: 300px; }
  .hero-stats { gap: 20px; flex-wrap: wrap; }
  .stat-item .stat-number { font-size: 22px; }
  .hero-actions { flex-direction: column; align-items: center; gap: 12px; }
  .hero-actions .btn { width: 100%; max-width: 280px; justify-content: center; }

  /* Section titles */
  .section-title { font-size: 26px; }
  .section-desc { font-size: 15px; }

  /* Benefits */
  .benefits { padding: 60px 0; }
  .benefits-grid, .knowledge-grid { grid-template-columns: 1fr; gap: 16px; }
  .benefit-card { padding: 24px 20px; }

  /* About RS */
  .about-rs { padding: 60px 0; }
  .about-content h2 { font-size: 28px; }
  .rs-type { padding: 12px; }

  /* Product */
  .product { padding: 60px 0; }
  .product-showcase { padding: 20px; gap: 24px; }
  .product-image img { max-width: 100%; border-radius: var(--radius-md); }
  .product-info h2 { font-size: 26px; }
  .product-info > p { font-size: 14px; }
  .product-features li { font-size: 13px; padding: 6px 0; }
  .product-sizes { gap: 8px; }
  .size-btn { padding: 10px 18px; font-size: 14px; min-height: 44px; }
  .product-price .price { font-size: 28px; }
  .product-info .btn { width: 100%; justify-content: center; }

  /* Knowledge */
  .knowledge { padding: 60px 0; }
  .knowledge-card-img { height: 160px; }

  /* Testimonials */
  .testimonials { padding: 60px 0; }
  .testimonial-card { padding: 24px; }

  /* CTA */
  .cta-box { padding: 36px 20px; }
  .cta-box h2 { font-size: 24px; }
  .cta-box p { font-size: 14px; }
  .cta-box .btn { width: 100%; max-width: 280px; justify-content: center; }

  /* Footer */
  .footer { padding: 40px 0 20px; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-brand p { max-width: 100%; }

  /* ===== MODAL MOBILE ===== */
  .modal-overlay { padding: 0; align-items: flex-end; }
  .modal-content {
    max-width: 100%; max-height: 92vh;
    border-radius: 20px 20px 0 0; padding: 24px 20px;
    transform: translateY(100%);
  }
  .modal-overlay.open .modal-content { transform: translateY(0); }
  .modal-title { font-size: 22px; margin-bottom: 16px; }

  /* Checkout mobile */
  .checkout-product { flex-direction: column; align-items: center; text-align: center; padding: 16px; }
  .checkout-img { width: 80px; height: 80px; }
  .checkout-sizes { justify-content: center; }
  .ck-size-btn { padding: 8px 12px; font-size: 12px; min-height: 40px; }
  .checkout-qty { justify-content: center; }
  .qty-btn { width: 40px; height: 40px; font-size: 20px; }
  .qty-value { font-size: 18px; min-width: 32px; }
  .checkout-summary { padding: 14px 16px; }
  .summary-row.total { font-size: 16px; }
  .checkout-form h3 { font-size: 15px; }
  .form-group input, .form-group textarea { padding: 14px 16px; font-size: 16px; }
  .btn-full { padding: 16px; font-size: 15px; min-height: 52px; }

  /* Thank you mobile */
  .thank-you-icon { font-size: 48px; }
  .thank-you-msg { margin: 16px 0; }
  .order-detail { padding: 16px; }
  .order-detail p { font-size: 13px; }
}

/* Extra small screens */
@media (max-width: 380px) {
  .hero h1 { font-size: 24px; }
  .logo-text { font-size: 16px; }
  .ck-size-btn { padding: 6px 10px; font-size: 11px; }
  .product-info h2 { font-size: 22px; }
}