/* ==========================================================================
   SIVA PACKAGINGS - MAIN DESIGN SYSTEM
   Color Scheme: Shades of Green and Off-White
   ========================================================================== */

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

:root {
  /* Green Palette */
  --c-forest-dark: #082115;
  --c-forest: #0D2E1F;
  --c-emerald: #144932;
  --c-pine: #1C6343;
  --c-leaf: #2A855B;
  --c-moss: #3E6B52;
  --c-sage: #668C76;
  --c-sage-light: #C7DBD0;
  --c-mint-subtle: #EAF3EE;
  --c-mint-glow: #F0F7F3;

  /* Off-White Palette */
  --c-offwhite-base: #FAF8F5;
  --c-offwhite-cream: #F3EFE9;
  --c-offwhite-card: #FFFFFF;
  --c-offwhite-border: #E4E0D5;
  --c-offwhite-muted: #D8D3C5;
  
  /* Text & Utility */
  --c-text-primary: #112219;
  --c-text-body: #34483D;
  --c-text-muted: #61776B;
  --c-text-inverse: #FAF8F5;
  
  /* Accent Warm Timber */
  --c-timber-accent: #B88E56;
  --c-timber-light: #F7EFE3;

  /* Shadows */
  --shadow-sm: 0 2px 4px rgba(13, 46, 31, 0.04);
  --shadow-md: 0 8px 24px rgba(13, 46, 31, 0.08);
  --shadow-lg: 0 16px 36px rgba(13, 46, 31, 0.12);
  --shadow-xl: 0 24px 48px rgba(13, 46, 31, 0.16);

  /* Typography */
  --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  
  /* Layout */
  --max-width: 1240px;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Reset & Box Sizing */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background-color: var(--c-offwhite-base);
  color: var(--c-text-body);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--c-pine);
  text-decoration: none;
  transition: var(--transition);
}

a:hover {
  color: var(--c-leaf);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--c-forest);
  line-height: 1.25;
  font-weight: 700;
}

h1 { font-size: clamp(2.2rem, 4vw + 1rem, 3.8rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(1.8rem, 3vw + 0.5rem, 2.75rem); letter-spacing: -0.015em; }
h3 { font-size: clamp(1.3rem, 2vw + 0.2rem, 1.75rem); }
h4 { font-size: 1.25rem; }

/* Layout Shell */
.site-container {
  width: min(100% - 2.5rem, var(--max-width));
  margin-inline: auto;
}

/* Utilities */
.text-center { text-align: center; }
.text-right { text-align: right; }
.section-padding { padding: 5.5rem 0; }
.section-padding-sm { padding: 3rem 0; }
.bg-cream { background-color: var(--c-offwhite-cream); }
.bg-mint { background-color: var(--c-mint-subtle); }
.bg-forest { background-color: var(--c-forest); color: var(--c-text-inverse); }
.bg-forest-dark { background-color: var(--c-forest-dark); color: var(--c-text-inverse); }

/* Badges */
.badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  background-color: var(--c-mint-subtle);
  color: var(--c-emerald);
  border: 1px solid var(--c-sage-light);
}

.badge-pill.dark {
  background-color: rgba(255, 255, 255, 0.1);
  color: #DCF2E4;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.badge-ispm {
  background: linear-gradient(135deg, var(--c-emerald), var(--c-forest));
  color: #FAF8F5;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  display: inline-block;
  box-shadow: var(--shadow-sm);
}

/* Section Header Component */
.section-header {
  margin-bottom: 3.5rem;
}

.section-header.text-center {
  max-width: 760px;
  margin-inline: auto;
}

.section-header .subheading {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--c-pine);
  margin-bottom: 0.75rem;
  display: block;
}

.section-header p.lead {
  font-size: 1.15rem;
  color: var(--c-text-muted);
  margin-top: 1rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.85rem 1.85rem;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
  border: 2px solid transparent;
  text-decoration: none;
}

.btn-primary {
  background-color: var(--c-pine);
  color: #FFFFFF;
}

.btn-primary:hover {
  background-color: var(--c-leaf);
  color: #FFFFFF;
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(28, 99, 67, 0.25);
}

.btn-secondary {
  background-color: transparent;
  color: var(--c-forest);
  border-color: var(--c-sage);
}

.btn-secondary:hover {
  background-color: var(--c-mint-subtle);
  border-color: var(--c-pine);
  color: var(--c-pine);
}

.btn-white {
  background-color: #FFFFFF;
  color: var(--c-forest);
}

.btn-white:hover {
  background-color: var(--c-offwhite-cream);
  color: var(--c-forest);
  transform: translateY(-2px);
}

.btn-outline-white {
  background-color: transparent;
  color: #FFFFFF;
  border-color: rgba(255, 255, 255, 0.4);
}

.btn-outline-white:hover {
  background-color: rgba(255, 255, 255, 0.15);
  border-color: #FFFFFF;
  color: #FFFFFF;
}

/* ==========================================================================
   HEADER & NAVIGATION
   ========================================================================== */
.top-notice-bar {
  background-color: var(--c-forest-dark);
  color: #E2ECE5;
  font-size: 0.8rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.top-notice-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.top-notice-links {
  display: flex;
  gap: 1.5rem;
  align-items: center;
}

.top-notice-links a {
  color: #C8DBD0;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.top-notice-links a:hover {
  color: #FFFFFF;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(250, 248, 245, 0.94);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--c-offwhite-border);
  transition: var(--transition);
}

.site-header.scrolled {
  background-color: #FAF8F5;
  box-shadow: var(--shadow-sm);
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem 0;
}

.brand-identity {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  text-decoration: none;
}

.brand-emblem {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--c-pine), var(--c-forest));
  color: #FAF8F5;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.25rem;
  box-shadow: var(--shadow-sm);
}

.brand-text h1, .brand-text .brand-title {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--c-forest);
  line-height: 1.1;
  letter-spacing: -0.01em;
  margin: 0;
}

.brand-subtitle {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-weight: 700;
  color: var(--c-leaf);
  display: block;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 1.75rem;
  align-items: center;
}

.nav-link {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--c-text-primary);
  padding: 0.5rem 0;
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--c-pine);
  transition: var(--transition);
}

.nav-link:hover, .nav-link.active {
  color: var(--c-pine);
}

.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.nav-toggle-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  color: var(--c-forest);
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero-section {
  position: relative;
  padding: 5.5rem 0 6.5rem;
  background: linear-gradient(175deg, var(--c-mint-subtle) 0%, var(--c-offwhite-base) 100%);
  border-bottom: 1px solid var(--c-offwhite-border);
  overflow: hidden;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: -150px;
  right: -100px;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(42, 133, 91, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3.5rem;
  align-items: center;
}

.hero-content .hero-badge {
  margin-bottom: 1.5rem;
}

.hero-content h1 {
  color: var(--c-forest);
  margin-bottom: 1.5rem;
}

.hero-content h1 span.highlight {
  color: var(--c-leaf);
  position: relative;
}

.hero-content p.hero-desc {
  font-size: 1.2rem;
  line-height: 1.7;
  color: var(--c-text-body);
  margin-bottom: 2.25rem;
  max-width: 580px;
}

.hero-actions {
  display: flex;
  gap: 1.25rem;
  flex-wrap: wrap;
  align-items: center;
}

.hero-stats-ribbon {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-top: 3.5rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--c-offwhite-border);
}

.stat-item h3 {
  font-size: 2rem;
  font-weight: 800;
  color: var(--c-forest);
  line-height: 1;
}

.stat-item p {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--c-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 0.35rem;
}

.hero-visual {
  position: relative;
}

.hero-image-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  border: 8px solid #FFFFFF;
  background-color: var(--c-offwhite-card);
  position: relative;
}

.hero-image-card img {
  width: 100%;
  height: 480px;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.hero-image-card:hover img {
  transform: scale(1.03);
}

.hero-floating-badge {
  position: absolute;
  bottom: -20px;
  left: -20px;
  background-color: #FFFFFF;
  padding: 1.2rem 1.5rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--c-offwhite-border);
  display: flex;
  align-items: center;
  gap: 1rem;
}

.floating-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background-color: var(--c-mint-subtle);
  color: var(--c-pine);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
}

.floating-text strong {
  display: block;
  font-size: 1.05rem;
  color: var(--c-forest);
}

.floating-text span {
  font-size: 0.8rem;
  color: var(--c-text-muted);
}

/* ==========================================================================
   TRUST & CREDENTIALS BANNER
   ========================================================================== */
.trust-banner {
  background-color: var(--c-forest);
  color: #FFFFFF;
  padding: 2.25rem 0;
}

.trust-items {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  align-items: center;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.trust-icon {
  font-size: 1.8rem;
  color: #92D0AE;
}

.trust-info strong {
  display: block;
  font-size: 0.95rem;
  font-family: var(--font-heading);
  letter-spacing: 0.02em;
}

.trust-info span {
  font-size: 0.8rem;
  color: #B4D3C2;
}

/* ==========================================================================
   PRODUCT CATALOG CARDS
   ========================================================================== */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 2rem;
}

.product-card {
  background-color: var(--c-offwhite-card);
  border: 1px solid var(--c-offwhite-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.product-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: var(--c-sage-light);
}

.product-image-wrapper {
  position: relative;
  height: 250px;
  background-color: var(--c-offwhite-cream);
  overflow: hidden;
}

.product-image-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.product-card:hover .product-image-wrapper img {
  transform: scale(1.05);
}

.product-badge-overlay {
  position: absolute;
  top: 1rem;
  right: 1rem;
}

.product-body {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.product-body h3 {
  font-size: 1.35rem;
  margin-bottom: 0.6rem;
  color: var(--c-forest);
}

.product-body p.product-desc {
  font-size: 0.95rem;
  color: var(--c-text-body);
  margin-bottom: 1.25rem;
  line-height: 1.6;
}

.product-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 1.5rem;
  margin-top: auto;
}

.product-tag {
  background-color: var(--c-offwhite-cream);
  color: var(--c-forest);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--c-offwhite-border);
}

.product-card-footer {
  padding: 1.25rem 1.75rem;
  background-color: var(--c-mint-subtle);
  border-top: 1px solid var(--c-sage-light);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* ==========================================================================
   TIMBER SOURCING SECTION
   ========================================================================== */
.sourcing-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.sourcing-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.source-card {
  background-color: #FFFFFF;
  padding: 1.5rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--c-offwhite-border);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.source-card:hover {
  border-color: var(--c-pine);
  transform: translateY(-3px);
}

.source-card .flag-badge {
  font-size: 1.75rem;
  margin-bottom: 0.75rem;
  display: inline-block;
}

.source-card h4 {
  font-size: 1.1rem;
  color: var(--c-forest);
  margin-bottom: 0.35rem;
}

.source-card p {
  font-size: 0.85rem;
  color: var(--c-text-muted);
}

/* ==========================================================================
   FACILITY & MACHINERY INVENTORY
   ========================================================================== */
.machinery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.5rem;
}

.machinery-card {
  background-color: #FFFFFF;
  border: 1px solid var(--c-offwhite-border);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  text-align: left;
  transition: var(--transition);
  position: relative;
}

.machinery-card:hover {
  border-color: var(--c-pine);
  box-shadow: var(--shadow-md);
}

.machinery-card .machinery-count {
  font-size: 2.25rem;
  font-weight: 800;
  font-family: var(--font-heading);
  color: var(--c-pine);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.machinery-card h4 {
  font-size: 1.15rem;
  color: var(--c-forest);
  margin-bottom: 0.5rem;
}

.machinery-card p {
  font-size: 0.85rem;
  color: var(--c-text-muted);
  line-height: 1.5;
}

/* ==========================================================================
   INTERACTIVE QUOTE ESTIMATOR
   ========================================================================== */
.quote-card {
  background-color: #FFFFFF;
  border-radius: var(--radius-lg);
  border: 1px solid var(--c-offwhite-border);
  box-shadow: var(--shadow-lg);
  padding: 3rem;
}

.quote-form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.75rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group.full-width {
  grid-column: 1 / -1;
}

.form-group label {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--c-forest);
}

.form-control {
  width: 100%;
  padding: 0.85rem 1.1rem;
  border: 1px solid var(--c-offwhite-border);
  border-radius: var(--radius-sm);
  background-color: var(--c-offwhite-base);
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--c-text-primary);
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--c-pine);
  background-color: #FFFFFF;
  box-shadow: 0 0 0 3px rgba(28, 99, 67, 0.15);
}

textarea.form-control {
  resize: vertical;
  min-height: 110px;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer {
  background-color: var(--c-forest-dark);
  color: #D3E4DA;
  padding-top: 5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.25fr;
  gap: 3rem;
  padding-bottom: 4rem;
}

.footer-col h4 {
  font-size: 1.05rem;
  color: #FAF8F5;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 1.5rem;
}

.footer-about p {
  font-size: 0.9rem;
  line-height: 1.7;
  color: #A9C4B5;
  margin-top: 1rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  color: #A9C4B5;
  font-size: 0.9rem;
  transition: var(--transition);
}

.footer-links a:hover {
  color: #FFFFFF;
  padding-left: 4px;
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  margin-bottom: 1rem;
  font-size: 0.9rem;
  color: #A9C4B5;
}

.footer-contact-item strong {
  color: #FFFFFF;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 1.75rem 0;
  font-size: 0.85rem;
  color: #8CA999;
}

.footer-bottom-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

/* ==========================================================================
   MODAL / LIGHTBOX
   ========================================================================== */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background-color: rgba(8, 33, 21, 0.75);
  backdrop-filter: blur(6px);
  z-index: 2000;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.modal-overlay.open {
  display: flex;
}

.modal-dialog {
  background-color: #FFFFFF;
  border-radius: var(--radius-lg);
  max-width: 650px;
  width: 100%;
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--c-offwhite-border);
  animation: modalEnter 0.25s ease-out;
}

@keyframes modalEnter {
  from { opacity: 0; transform: scale(0.96) translateY(10px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 2rem;
  background-color: var(--c-mint-subtle);
  border-bottom: 1px solid var(--c-sage-light);
}

.modal-close-btn {
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--c-forest);
  cursor: pointer;
}

.modal-body {
  padding: 2rem;
}

/* ==========================================================================
   RESPONSIVE BREAKPOINTS
   ========================================================================== */
@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { max-width: 550px; margin: 0 auto; }
  .trust-items { grid-template-columns: 1fr 1fr; }
  .sourcing-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .top-notice-bar { display: none; }
  .nav-menu { display: none; }
  .nav-toggle-btn { display: block; }
  .nav-menu.mobile-open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: #FAF8F5;
    padding: 1.5rem;
    box-shadow: var(--shadow-md);
    border-bottom: 1px solid var(--c-offwhite-border);
  }
  .hero-stats-ribbon { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .quote-form-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .trust-items { grid-template-columns: 1fr; }
  .products-grid { grid-template-columns: 1fr; }
}