/* ===== CSS Reset & Base ===== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --navy: #1B3A5C;
  --navy-dark: #122840;
  --navy-light: #2A5580;
  --gray-dark: #4A4A4A;
  --gray-medium: #6B6B6B;
  --gray-light: #9CA3AF;
  --gray-100: #F7F8FA;
  --gray-200: #EBEDF0;
  --gray-300: #D1D5DB;
  --sage: #7A8B6F;
  --sage-light: #8FA07E;
  --sage-bg: #F0F3EC;
  --white: #FFFFFF;
  --danger: #C53030;
  --font: 'Lexend Deca', sans-serif;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.1);
  --radius: 10px;
  --radius-sm: 6px;
  --transition: 0.2s ease;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font);
  color: var(--gray-dark);
  background: var(--white);
  line-height: 1.6;
  font-weight: 400;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  display: block;
}

a {
  text-decoration: none;
  color: inherit;
}

ul {
  list-style: none;
}

h1, h2, h3, h4 {
  color: var(--navy);
  line-height: 1.2;
  font-weight: 600;
}

h1 { font-size: clamp(2.2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); }
h3 { font-size: 1.15rem; }

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

.section {
  padding: 80px 0;
}

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 48px;
}

.section-header p {
  color: var(--gray-medium);
  margin-top: 12px;
  font-size: 1.05rem;
}

.section-tag {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--sage);
  background: var(--sage-bg);
  padding: 4px 14px;
  border-radius: 20px;
  margin-bottom: 12px;
}

.section-cta {
  text-align: center;
  margin-top: 40px;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font);
  font-weight: 500;
  font-size: 0.95rem;
  padding: 10px 24px;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--navy);
  color: var(--white);
  border-color: var(--navy);
}

.btn-primary:hover {
  background: var(--navy-dark);
  border-color: var(--navy-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background: transparent;
  color: var(--navy);
  border-color: var(--navy);
}

.btn-outline:hover {
  background: var(--navy);
  color: var(--white);
}

.btn-sm {
  padding: 7px 18px;
  font-size: 0.85rem;
}

.btn-lg {
  padding: 14px 32px;
  font-size: 1.05rem;
}

/* ===== Announcement Bar ===== */
.announcement-bar {
  background: var(--navy);
  color: var(--white);
  text-align: center;
  padding: 8px 16px;
  font-size: 0.85rem;
  font-weight: 400;
}

/* ===== Header / Nav ===== */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gray-200);
  transition: box-shadow var(--transition);
}

.header.scrolled {
  box-shadow: var(--shadow-sm);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  gap: 32px;
}

.logo-img {
  height: 36px;
  width: auto;
}

.logo-text {
  display: flex;
  align-items: baseline;
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  gap: 0;
}

.logo-micro {
  color: var(--gray-dark);
}

.logo-prepared {
  color: var(--navy);
}

.footer-logo-text {
  font-size: 1.1rem;
  margin-bottom: 12px;
}

.nav-links {
  display: flex;
  gap: 8px;
}

.nav-link {
  font-size: 0.9rem;
  font-weight: 400;
  color: var(--gray-dark);
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}

.nav-link:hover {
  color: var(--navy);
  background: var(--gray-100);
}

.nav-actions {
  display: flex;
  align-items: center;
}

/* Mobile menu button */
.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.mobile-menu-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--gray-dark);
  transition: all var(--transition);
  border-radius: 2px;
}

.mobile-menu-btn.open span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.mobile-menu-btn.open span:nth-child(2) {
  opacity: 0;
}
.mobile-menu-btn.open span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ===== Hero ===== */
.hero {
  padding: 80px 0 60px;
  background: linear-gradient(180deg, var(--gray-100) 0%, var(--white) 100%);
}

.hero-content {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
}

.hero-tag {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--sage);
  background: var(--sage-bg);
  padding: 5px 16px;
  border-radius: 20px;
  margin-bottom: 20px;
}

.hero h1 {
  margin-bottom: 20px;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--gray-medium);
  line-height: 1.7;
  margin-bottom: 32px;
}

.hero-ctas {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.hero-trust {
  display: flex;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--gray-medium);
}

.trust-item svg {
  color: var(--sage);
}

/* ===== Value Props Bar ===== */
.value-bar {
  padding: 32px 0;
  border-bottom: 1px solid var(--gray-200);
}

.value-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.value-item {
  display: flex;
  align-items: center;
  gap: 14px;
}

.value-item svg {
  flex-shrink: 0;
  color: var(--sage);
}

.value-item strong {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--navy);
}

.value-item span {
  font-size: 0.78rem;
  color: var(--gray-medium);
}

/* ===== Product Grid ===== */
.product-grid {
  display: grid;
  gap: 24px;
}

.product-grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

.product-grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

/* ===== Product Card ===== */
.product-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  transition: all var(--transition);
  position: relative;
}

.product-card:hover {
  border-color: var(--gray-300);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.product-card.featured {
  border-color: var(--navy);
  box-shadow: var(--shadow-md);
}

.product-badge {
  position: absolute;
  top: 16px;
  right: 16px;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 3px 10px;
  border-radius: 20px;
  background: var(--sage-bg);
  color: var(--sage);
}

.product-badge.sale {
  background: #FEF3C7;
  color: #92400E;
}

.product-icon {
  margin-bottom: 16px;
  color: var(--navy);
}

.product-card h3 {
  margin-bottom: 8px;
  font-size: 1.1rem;
}

.product-card p {
  font-size: 0.9rem;
  color: var(--gray-medium);
  line-height: 1.6;
  flex-grow: 1;
  margin-bottom: 16px;
}

.product-features {
  margin-bottom: 20px;
  padding: 0;
}

.product-features li {
  font-size: 0.85rem;
  color: var(--gray-medium);
  padding: 3px 0 3px 20px;
  position: relative;
}

.product-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 10px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--sage-bg);
  border: 2px solid var(--sage);
}

.product-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px solid var(--gray-200);
}

.product-price {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--navy);
}

.price-group {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.product-price-original {
  font-size: 0.9rem;
  color: var(--gray-light);
  text-decoration: line-through;
}

/* ===== Categories ===== */
.categories-section {
  background: var(--gray-100);
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.category-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 24px 20px;
  text-align: center;
  transition: all var(--transition);
}

.category-card:hover {
  border-color: var(--navy);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.category-icon {
  color: var(--navy);
  margin-bottom: 12px;
  display: flex;
  justify-content: center;
}

.category-card h3 {
  font-size: 1rem;
  margin-bottom: 4px;
}

.category-card p {
  font-size: 0.82rem;
  color: var(--gray-medium);
}

/* ===== Shop Filters ===== */
.shop-filters {
  display: flex;
  gap: 8px;
  justify-content: center;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.filter-btn {
  font-family: var(--font);
  font-size: 0.85rem;
  font-weight: 500;
  padding: 8px 20px;
  border-radius: 30px;
  border: 1px solid var(--gray-300);
  background: var(--white);
  color: var(--gray-medium);
  cursor: pointer;
  transition: all var(--transition);
}

.filter-btn:hover {
  border-color: var(--navy);
  color: var(--navy);
}

.filter-btn.active {
  background: var(--navy);
  border-color: var(--navy);
  color: var(--white);
}

/* ===== Testimonials ===== */
.testimonials-section {
  background: var(--gray-100);
}

.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.testimonial-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 28px;
}

.stars {
  color: #F59E0B;
  font-size: 1.1rem;
  margin-bottom: 12px;
  letter-spacing: 2px;
}

.testimonial-card p {
  font-size: 0.95rem;
  color: var(--gray-dark);
  line-height: 1.7;
  margin-bottom: 16px;
  font-style: italic;
}

.testimonial-author {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--navy);
}

/* ===== About ===== */
.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 48px;
  align-items: start;
}

.about-content p {
  color: var(--gray-medium);
  margin-bottom: 16px;
  line-height: 1.7;
}

.about-content p strong {
  color: var(--navy);
}

.about-stats {
  display: flex;
  gap: 32px;
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--gray-200);
}

.stat {
  text-align: center;
}

.stat-number {
  display: block;
  font-size: 2rem;
  font-weight: 700;
  color: var(--navy);
  line-height: 1;
}

.stat-label {
  font-size: 0.8rem;
  color: var(--gray-medium);
  margin-top: 4px;
  display: block;
}

.source-list {
  background: var(--gray-100);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 28px;
}

.source-list h4 {
  font-size: 0.95rem;
  margin-bottom: 16px;
  color: var(--navy);
}

.source-list li {
  font-size: 0.88rem;
  color: var(--gray-medium);
  padding: 6px 0 6px 20px;
  position: relative;
  border-bottom: 1px solid var(--gray-200);
}

.source-list li:last-child {
  border-bottom: none;
  font-weight: 500;
  color: var(--sage);
}

.source-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 13px;
  width: 6px;
  height: 6px;
  background: var(--sage);
  border-radius: 50%;
}

/* ===== FAQ ===== */
.faq-section {
  background: var(--gray-100);
}

.faq-list {
  max-width: 720px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--gray-200);
}

.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  padding: 20px 0;
  font-weight: 500;
  font-size: 1rem;
  color: var(--navy);
  list-style: none;
  transition: color var(--transition);
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: '+';
  font-size: 1.4rem;
  font-weight: 300;
  color: var(--gray-light);
  transition: transform var(--transition);
  flex-shrink: 0;
  margin-left: 16px;
}

.faq-item[open] summary::after {
  content: '\2212';
}

.faq-item p {
  padding: 0 0 20px;
  color: var(--gray-medium);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* ===== CTA Section ===== */
.cta-section {
  background: var(--navy);
  text-align: center;
}

.cta-content h2 {
  color: var(--white);
  margin-bottom: 16px;
}

.cta-content p {
  color: rgba(255,255,255,0.7);
  max-width: 540px;
  margin: 0 auto 28px;
  font-size: 1.05rem;
}

.cta-section .btn-primary {
  background: var(--white);
  color: var(--navy);
  border-color: var(--white);
}

.cta-section .btn-primary:hover {
  background: var(--gray-100);
  border-color: var(--gray-100);
}

/* ===== Footer ===== */
.footer {
  padding: 60px 0 0;
  border-top: 1px solid var(--gray-200);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
}

.footer-logo {
  height: 32px;
  margin-bottom: 12px;
}

.footer-brand p {
  font-size: 0.88rem;
  color: var(--gray-medium);
  line-height: 1.6;
}

.footer-links h4 {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--navy);
  margin-bottom: 16px;
}

.footer-links li {
  margin-bottom: 8px;
}

.footer-links a {
  font-size: 0.88rem;
  color: var(--gray-medium);
  transition: color var(--transition);
}

.footer-links a:hover {
  color: var(--navy);
}

.footer-bottom {
  border-top: 1px solid var(--gray-200);
  padding: 20px 0;
  text-align: center;
}

.footer-bottom p {
  font-size: 0.82rem;
  color: var(--gray-light);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .value-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .product-grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .category-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .about-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}

@media (max-width: 768px) {
  .section {
    padding: 56px 0;
  }

  .mobile-menu-btn {
    display: flex;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--white);
    border-bottom: 1px solid var(--gray-200);
    flex-direction: column;
    padding: 16px 24px;
    box-shadow: var(--shadow-md);
  }

  .nav-links.open {
    display: flex;
  }

  .nav-actions {
    display: none;
  }

  .hero {
    padding: 48px 0 40px;
  }

  .product-grid-3,
  .product-grid-4 {
    grid-template-columns: 1fr;
  }

  .category-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .testimonial-grid {
    grid-template-columns: 1fr;
  }

  .about-stats {
    justify-content: center;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .hero-ctas {
    flex-direction: column;
    align-items: center;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

  .value-grid {
    grid-template-columns: 1fr;
  }

  .category-grid {
    grid-template-columns: 1fr;
  }

  .hero-trust {
    flex-direction: column;
    align-items: center;
    gap: 12px;
  }

  .about-stats {
    flex-direction: column;
    gap: 20px;
  }
}