@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;1,400&display=swap');

:root {
  --belsa-red: #D3232A;
  --belsa-red-hover: #b0181e;
  --belsa-red-light: #FDE8E8;
  --belsa-red-soft: #FFF5F5;
  --belsa-dark: #111827;
  --belsa-charcoal: #1F2937;
  --belsa-gray: #4B5563;
  --belsa-gray-light: #9CA3AF;
  --belsa-border: #E5E7EB;
  --belsa-bg-soft: #F9FAFB;
  --belsa-font: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

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

html {
  font-family: var(--belsa-font);
  color: var(--belsa-charcoal);
  background-color: #FFFFFF;
  scroll-behavior: smooth;
}

body {
  line-height: 1.6;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: all 0.2s ease;
}

/* Container */
.belsa-container {
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 20px;
  padding-right: 20px;
}

/* Typography */
.heading-hero {
  font-size: 2.75rem;
  font-weight: 800;
  line-height: 1.15;
  color: var(--belsa-red);
  letter-spacing: -0.02em;
}

.heading-section {
  font-size: 2.1rem;
  font-weight: 700;
  line-height: 1.25;
  color: var(--belsa-red);
}

.heading-card {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--belsa-dark);
}

.subhead {
  font-size: 1.1rem;
  color: var(--belsa-gray);
  line-height: 1.6;
}

/* Buttons */
.btn-belsa-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: var(--belsa-red);
  color: #FFFFFF;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 10px 24px;
  border-radius: 9999px;
  border: 1.5px solid var(--belsa-red);
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: 0 4px 12px rgba(211, 35, 42, 0.25);
}

.btn-belsa-primary:hover {
  background-color: var(--belsa-red-hover);
  border-color: var(--belsa-red-hover);
  color: #FFFFFF;
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(211, 35, 42, 0.35);
}

.btn-belsa-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: transparent;
  color: var(--belsa-charcoal);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 10px 24px;
  border-radius: 9999px;
  border: 1.5px solid #D1D5DB;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-belsa-outline:hover {
  border-color: var(--belsa-red);
  color: var(--belsa-red);
  background-color: #FFF5F5;
}

.link-learn-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--belsa-red);
  font-weight: 600;
  font-size: 0.95rem;
  margin-top: 10px;
}

.link-learn-more:hover {
  gap: 10px;
  color: var(--belsa-red-hover);
}

/* Header & Navbar */
.belsa-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: #FFFFFF;
  border-bottom: 1px solid var(--belsa-border);
  box-shadow: 0 2px 8px rgba(0,0,0,0.03);
}

.belsa-nav-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.belsa-logo img {
  height: 44px;
  width: auto;
}

.belsa-nav-menu {
  display: flex;
  list-style: none;
  align-items: center;
  gap: 28px;
}

.belsa-nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--belsa-gray);
  padding: 6px 2px;
  position: relative;
}

.belsa-nav-link:hover {
  color: var(--belsa-red);
}

.belsa-nav-link.active {
  color: var(--belsa-red);
  font-weight: 700;
  border-bottom: 2.5px solid var(--belsa-red);
}

.belsa-mobile-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.6rem;
  color: var(--belsa-dark);
  cursor: pointer;
}

/* Counter & Stats Bar */
.belsa-stats-card {
  background: #FAF7F7;
  border: 1px solid #F3EAEA;
  border-radius: 16px;
  padding: 24px 32px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 40px;
}

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

.stat-icon {
  width: 44px;
  height: 44px;
  background-color: #FFEAEB;
  color: var(--belsa-red);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.stat-value {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--belsa-red);
  line-height: 1.1;
}

.stat-label {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--belsa-gray);
  line-height: 1.2;
}

/* Card Styling */
.belsa-card {
  background: #FFFFFF;
  border: 1px solid var(--belsa-border);
  border-radius: 14px;
  overflow: hidden;
  transition: all 0.25s ease;
  padding: 20px;
  display: flex;
  flex-direction: column;
}

.belsa-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(0,0,0,0.06);
  border-color: #FCA5A5;
}

.belsa-card-img-wrap {
  background-color: #FAFAFA;
  border-radius: 10px;
  padding: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 200px;
  margin-bottom: 16px;
}

.belsa-card-img-wrap img {
  max-height: 170px;
  object-fit: contain;
}

/* Interactive Accordion & Catalogue Series */
.cat-accordion {
  border: 1px solid var(--belsa-border);
  border-radius: 12px;
  margin-bottom: 16px;
  background-color: #FFFFFF;
  overflow: hidden;
}

.cat-acc-header {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 24px;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--belsa-red);
  text-align: left;
  letter-spacing: 0.02em;
}

.cat-acc-header:hover {
  background-color: #FFF8F8;
}

.cat-acc-icon {
  transition: transform 0.25s ease;
  color: var(--belsa-red);
  font-size: 1.2rem;
}

.cat-acc-item.is-open .cat-acc-icon {
  transform: rotate(180deg);
}

.cat-acc-content {
  display: none;
  padding: 24px;
  border-top: 1px solid var(--belsa-border);
  background-color: #FFFFFF;
}

.cat-acc-item.is-open .cat-acc-content {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 32px;
}

/* Series Sub-List */
.series-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.series-btn {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border-radius: 8px;
  border: 1px solid #E5E7EB;
  background-color: #FFFFFF;
  cursor: pointer;
  text-align: left;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--belsa-charcoal);
  transition: all 0.2s ease;
}

.series-btn img {
  width: 48px;
  height: 48px;
  object-fit: contain;
  border-radius: 4px;
  background: #F9FAFB;
  padding: 4px;
}

.series-btn:hover {
  border-color: var(--belsa-red);
  background-color: #FFF5F5;
}

.series-btn.active {
  border-color: var(--belsa-red);
  background-color: #FEF2F2;
  color: var(--belsa-red);
  box-shadow: 0 2px 8px rgba(211, 35, 42, 0.12);
}

/* Detail Display Pane */
.series-detail-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  background-color: #FAF7F7;
  border-radius: 16px;
  padding: 36px 24px;
  border: 1px solid #F3EAEA;
}

.series-detail-img {
  max-height: 240px;
  object-fit: contain;
  margin-bottom: 24px;
}

.series-detail-title {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--belsa-red);
  margin-bottom: 12px;
}

.series-features-list {
  text-align: left;
  display: inline-block;
  margin: 12px auto 24px;
  color: var(--belsa-gray);
  line-height: 1.8;
  font-size: 0.95rem;
}

.series-features-list li {
  margin-bottom: 6px;
}

/* Contact Form */
.belsa-form-group {
  margin-bottom: 18px;
}

.belsa-label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--belsa-charcoal);
}

.belsa-input, .belsa-textarea {
  width: 100%;
  padding: 12px 16px;
  border-radius: 10px;
  border: 1.5px solid var(--belsa-border);
  font-family: inherit;
  font-size: 0.95rem;
  outline: none;
  transition: all 0.2s ease;
  background-color: #FFFFFF;
}

.belsa-input:focus, .belsa-textarea:focus {
  border-color: var(--belsa-red);
  box-shadow: 0 0 0 3px rgba(211, 35, 42, 0.12);
}

/* Native Floating WhatsApp Widget */
.belsa-floating-wa {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 999;
  display: flex;
  align-items: center;
  gap: 10px;
  background-color: #25D366;
  color: #FFFFFF;
  padding: 12px 18px;
  border-radius: 9999px;
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
  font-weight: 700;
  font-size: 0.95rem;
  transition: all 0.25s ease;
}

.belsa-floating-wa:hover {
  background-color: #20BA5A;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.5);
  color: #FFFFFF;
}

.belsa-floating-wa svg {
  width: 24px;
  height: 24px;
  fill: currentColor;
}

/* Footer */
.belsa-footer {
  background-color: #FFFFFF;
  border-top: 1px solid var(--belsa-border);
  padding: 50px 0 30px;
  margin-top: 60px;
}

.belsa-footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1.5fr 1fr;
  gap: 40px;
  align-items: start;
}

/* Responsive Media Queries */
@media (max-width: 991px) {
  .belsa-nav-menu {
    position: fixed;
    top: 76px;
    left: 0;
    width: 100%;
    background-color: #FFFFFF;
    flex-direction: column;
    padding: 24px;
    border-bottom: 1px solid var(--belsa-border);
    box-shadow: 0 8px 20px rgba(0,0,0,0.08);
    display: none;
  }
  
  .belsa-nav-menu.is-open {
    display: flex;
  }
  
  .belsa-mobile-toggle {
    display: block;
  }
  
  .belsa-stats-card {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .cat-acc-item.is-open .cat-acc-content {
    grid-template-columns: 1fr;
  }
  
  .belsa-footer-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
}

@media (max-width: 640px) {
  .heading-hero {
    font-size: 2rem;
  }
  
  .belsa-stats-card {
    grid-template-columns: 1fr;
  }
}