/* ==========================================================================
   HempRock Plaster LLC - Master Stylesheet
   Design System & Component Library
   ========================================================================== */

/* Google Fonts Import */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;500;600;700;800&family=Open+Sans:wght@300;400;500;600;700&display=swap');

/* --- 1. CSS Custom Properties / Tokens --- */
:root {
  /* Color Palette */
  --color-bg-primary: #F7F6F2;       /* Warm Off-White / Natural Cream */
  --color-bg-secondary: #EFECE6;     /* Light Stone Gray */
  --color-surface-card: #FFFFFF;     /* Pure White Card Surface */
  --color-text-primary: #1A1A1A;     /* Deep Charcoal Black */
  --color-text-muted: #5A5D5E;       /* Slate Neutral Gray */
  --color-text-light: #7E8284;       /* Subtle Muted Gray */
  --color-accent-orange: #C85A2A;    /* Burnt Orange Accent */
  --color-accent-orange-hover: #AA471D;
  --color-accent-orange-soft: rgba(200, 90, 42, 0.12);
  --color-accent-green: #2E5A44;     /* Deep Earth Green Accent */
  --color-accent-green-hover: #224534;
  --color-accent-green-soft: rgba(46, 90, 68, 0.12);
  --color-border: #D8D4CC;           /* Subtle Sand Border */
  --color-border-light: #E8E5DD;

  /* Typography */
  --font-heading: 'Montserrat', system-ui, -apple-system, sans-serif;
  --font-body: 'Open Sans', system-ui, -apple-system, sans-serif;

  /* Layout & Sizing */
  --max-width: 1240px;
  --header-height: 80px;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  /* Shadows & Depth */
  --shadow-subtle: 0 4px 20px rgba(0, 0, 0, 0.05);
  --shadow-card: 0 10px 30px rgba(26, 26, 26, 0.06);
  --shadow-card-hover: 0 20px 40px rgba(26, 26, 26, 0.12);
  --shadow-accent: 0 10px 25px rgba(200, 90, 42, 0.25);

  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* --- 2. Reset & Base Styles --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 20px);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-bg-primary);
  color: var(--color-text-primary);
  line-height: 1.65;
  font-size: 1rem;
  overflow-x: hidden;
  position: relative;
}

/* Subtle plaster background texture effect */
body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-image: radial-gradient(rgba(46, 90, 68, 0.02) 1px, transparent 0);
  background-size: 32px 32px;
  pointer-events: none;
  z-index: -1;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
}

/* Typography Helpers */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-text-primary);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.6rem); }
h3 { font-size: clamp(1.3rem, 2.5vw, 1.75rem); }
h4 { font-size: 1.2rem; }

p {
  color: var(--color-text-muted);
  font-size: 1.05rem;
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: var(--color-accent-green-soft);
  color: var(--color-accent-green);
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 16px;
}

.section-tag.orange {
  background-color: var(--color-accent-orange-soft);
  color: var(--color-accent-orange);
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 56px;
}

.section-header p {
  margin-top: 14px;
  font-size: 1.15rem;
}

/* --- 3. Buttons & Interactive Elements --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-base);
  text-align: center;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-accent-orange);
  color: #FFFFFF;
  box-shadow: 0 4px 14px rgba(200, 90, 42, 0.3);
}

.btn-primary:hover {
  background-color: var(--color-accent-orange-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-accent);
}

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

.btn-outline-orange:hover {
  background-color: var(--color-accent-orange);
  color: #FFFFFF;
  transform: translateY(-2px);
  box-shadow: var(--shadow-accent);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-accent-green);
  border-color: var(--color-accent-green);
}

.btn-secondary:hover {
  background-color: var(--color-accent-green);
  color: #FFFFFF;
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(46, 90, 68, 0.25);
}

.btn-white {
  background-color: #FFFFFF;
  color: var(--color-accent-green);
}

.btn-white:hover {
  background-color: var(--color-bg-primary);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 8px 18px;
  font-size: 0.88rem;
}

.btn-lg {
  padding: 16px 36px;
  font-size: 1.05rem;
}

/* --- 4. Navigation & Header --- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  height: var(--header-height);
  background-color: rgba(247, 246, 242, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(216, 212, 204, 0.6);
  transition: all var(--transition-base);
}

.site-header.scrolled {
  height: 70px;
  background-color: rgba(247, 246, 242, 0.98);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.35rem;
  letter-spacing: -0.01em;
  color: var(--color-text-primary);
}

.logo-icon {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, var(--color-accent-green) 0%, #1c3c2b 100%);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  font-weight: 800;
  font-size: 1.1rem;
  box-shadow: 0 4px 10px rgba(46, 90, 68, 0.25);
}

.logo-text {
  display: flex;
  flex-direction: column;
}

.logo-name {
  line-height: 1.1;
  font-weight: 800;
}

.logo-name span {
  color: var(--color-accent-orange);
}

.logo-tag {
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  font-weight: 600;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-link {
  font-family: var(--font-heading);
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--color-text-muted);
  position: relative;
  padding: 6px 0;
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-accent-orange);
  transition: width var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-text-primary);
}

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

.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  color: var(--color-text-primary);
}

/* --- 5. Hero Section --- */
.hero-section {
  padding: 50px 0 80px;
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 48px;
  align-items: center;
}

.hero-content {
  max-width: 650px;
}

.hero-pill-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: var(--color-surface-card);
  border: 1px solid var(--color-border);
  padding: 6px 16px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-accent-green);
  margin-bottom: 24px;
  box-shadow: var(--shadow-subtle);
}

.hero-pill-badge .status-dot {
  width: 8px;
  height: 8px;
  background-color: #22C55E;
  border-radius: 50%;
  animation: pulse-green 2s infinite;
}

@keyframes pulse-green {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 6px rgba(34, 197, 94, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(34, 197, 94, 0); }
}

.hero-title {
  margin-bottom: 20px;
  color: var(--color-text-primary);
}

.hero-title .highlight {
  color: var(--color-accent-orange);
  position: relative;
  display: inline-block;
}

.hero-subtitle {
  font-size: 1.2rem;
  line-height: 1.6;
  margin-bottom: 32px;
  color: var(--color-text-muted);
}

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

.hero-features-bar {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  padding-top: 24px;
  border-top: 1px solid var(--color-border);
}

.hero-stat-item {
  display: flex;
  flex-direction: column;
}

.hero-stat-val {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--color-accent-green);
}

.hero-stat-label {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  font-weight: 600;
  line-height: 1.3;
}

/* Hero Media Showcase */
.hero-media-wrap {
  position: relative;
}

.hero-card-image-box {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--color-border-light);
  background-color: var(--color-surface-card);
}

.hero-card-image-box img {
  width: 100%;
  height: 480px;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

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

.hero-floating-badge {
  position: absolute;
  bottom: 24px;
  left: 24px;
  right: 24px;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 16px 20px;
  border-radius: var(--radius-md);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.6);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.floating-badge-info h4 {
  font-size: 0.98rem;
  margin-bottom: 2px;
}

.floating-badge-info p {
  font-size: 0.82rem;
  color: var(--color-text-muted);
}

.badge-tag-pill {
  background-color: var(--color-accent-green-soft);
  color: var(--color-accent-green);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.75rem;
  padding: 6px 12px;
  border-radius: var(--radius-full);
}

/* --- 6. Core Pillars / Value Props --- */
.pillars-section {
  padding: 90px 0;
  background-color: var(--color-bg-secondary);
}

.pillars-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 18px;
}

.pillar-card {
  background-color: var(--color-surface-card);
  padding: 30px 20px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-subtle);
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
  position: relative;
}

.pillar-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card-hover);
  border-color: var(--color-accent-orange);
}

.pillar-icon-box {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-sm);
  background-color: var(--color-bg-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  color: var(--color-accent-green);
  font-size: 1.4rem;
  transition: all var(--transition-base);
}

.pillar-card:hover .pillar-icon-box {
  background-color: var(--color-accent-orange);
  color: #FFFFFF;
}

.pillar-title {
  font-size: 1.15rem;
  margin-bottom: 10px;
  line-height: 1.3;
}

.pillar-desc {
  font-size: 0.9rem;
  line-height: 1.55;
  color: var(--color-text-muted);
}

.pillar-highlight-tag {
  margin-top: auto;
  padding-top: 16px;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--color-accent-green);
  display: flex;
  align-items: center;
  gap: 6px;
}

/* --- 7. Material Performance Matrix (Comparison Tables) --- */
.matrix-section {
  padding: 100px 0;
}

.matrix-tabs-wrapper {
  display: flex;
  justify-content: center;
  margin-bottom: 40px;
}

.matrix-tabs {
  display: inline-flex;
  background-color: var(--color-bg-secondary);
  padding: 6px;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
}

.matrix-tab-btn {
  padding: 10px 28px;
  border-radius: var(--radius-full);
  border: none;
  background: transparent;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.matrix-tab-btn.active {
  background-color: var(--color-accent-green);
  color: #FFFFFF;
  box-shadow: 0 4px 12px rgba(46, 90, 68, 0.25);
}

.table-responsive-box {
  background-color: var(--color-surface-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-card);
  overflow-x: auto;
}

.matrix-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.matrix-table th, 
.matrix-table td {
  padding: 20px 24px;
  border-bottom: 1px solid var(--color-border-light);
}

.matrix-table thead th {
  background-color: #FAF9F6;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-text-primary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.matrix-table thead th.featured-col {
  background-color: var(--color-accent-orange-soft);
  color: var(--color-accent-orange);
  position: relative;
  border-left: 2px solid var(--color-accent-orange);
  border-right: 2px solid var(--color-accent-orange);
  border-top: 3px solid var(--color-accent-orange);
}

.matrix-table tbody td.featured-col {
  background-color: rgba(200, 90, 42, 0.03);
  font-weight: 600;
  border-left: 2px solid var(--color-accent-orange);
  border-right: 2px solid var(--color-accent-orange);
}

.matrix-table tbody tr:last-child td {
  border-bottom: none;
}

.matrix-table tbody tr:hover {
  background-color: rgba(247, 246, 242, 0.5);
}

.feature-title-cell {
  font-weight: 700;
  color: var(--color-text-primary);
  display: flex;
  align-items: center;
  gap: 10px;
}

.badge-tag-best,
.badge-tag-high,
.badge-tag-green {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  background-color: #DCFCE7;
  color: #166534;
  font-size: 0.8rem;
  font-weight: 700;
  border: 1px solid #86EFAC;
}

.badge-tag-yellow,
.badge-tag-moderate {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  background-color: #FEF3C7;
  color: #92400E;
  font-size: 0.8rem;
  font-weight: 700;
  border: 1px solid #FCD34D;
}

.badge-tag-red,
.badge-tag-low {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  background-color: #FEE2E2;
  color: #991B1B;
  font-size: 0.8rem;
  font-weight: 700;
  border: 1px solid #FCA5A5;
}

.badge-tag-pending {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  background-color: #ECFDF5;
  color: #065F46;
  font-size: 0.8rem;
  font-weight: 700;
  border: 1px solid #6EE7B7;
}

.badge-tag-neutral {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  background-color: var(--color-bg-secondary);
  color: var(--color-text-muted);
  font-size: 0.8rem;
  font-weight: 500;
}

.matrix-footnotes {
  margin-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 16px 20px;
  background-color: var(--color-surface-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
}

.matrix-note {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  line-height: 1.55;
  text-align: left;
  margin: 0;
}

.matrix-note strong {
  color: var(--color-text-primary);
}

/* --- 8. Core Services Grid --- */
.services-section {
  padding: 100px 0;
  background-color: var(--color-bg-secondary);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 36px;
}

.service-card {
  background-color: var(--color-surface-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-card);
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-card-hover);
}

.service-img-wrap {
  height: 280px;
  overflow: hidden;
  position: relative;
}

.service-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.service-card:hover .service-img-wrap img {
  transform: scale(1.05);
}

.service-badge-overlay {
  position: absolute;
  top: 20px;
  left: 20px;
  background-color: rgba(26, 26, 26, 0.85);
  backdrop-filter: blur(8px);
  color: #FFFFFF;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-family: var(--font-heading);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.service-body {
  padding: 36px 32px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.service-body h3 {
  margin-bottom: 12px;
}

.service-body > p {
  margin-bottom: 24px;
}

.service-check-list {
  list-style: none;
  margin-bottom: 32px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.service-check-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.95rem;
  color: var(--color-text-primary);
}

.service-check-list li svg {
  color: var(--color-accent-green);
  flex-shrink: 0;
  margin-top: 3px;
}

.service-action-wrap {
  margin-top: auto;
  padding-top: 20px;
  border-top: 1px solid var(--color-border-light);
}

/* --- 9. Interactive Impact Calculator --- */
.calculator-section {
  padding: 100px 0;
  background: linear-gradient(180deg, var(--color-bg-primary) 0%, #EDE9E1 100%);
}

.calc-card {
  background-color: var(--color-surface-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-card);
  padding: 48px;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}

.calc-input-group {
  margin-bottom: 28px;
}

.calc-label-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.calc-label-row label {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--color-text-primary);
}

.calc-range-val {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--color-accent-orange);
}

.custom-range {
  width: 100%;
  height: 8px;
  border-radius: var(--radius-full);
  background: var(--color-bg-secondary);
  outline: none;
  -webkit-appearance: none;
  appearance: none;
  cursor: pointer;
}

.custom-range::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--color-accent-orange);
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(200, 90, 42, 0.4);
  transition: transform var(--transition-fast);
}

.custom-range::-webkit-slider-thumb:hover {
  transform: scale(1.15);
}

.calc-preset-btns {
  display: flex;
  gap: 10px;
  margin-top: 12px;
}

.preset-btn {
  padding: 6px 14px;
  font-size: 0.82rem;
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-weight: 600;
  color: var(--color-text-muted);
  transition: all var(--transition-fast);
}

.preset-btn.active, .preset-btn:hover {
  background-color: var(--color-accent-green);
  color: #FFFFFF;
  border-color: var(--color-accent-green);
}

.calc-results-box {
  background: linear-gradient(145deg, #2E5A44 0%, #1c3c2b 100%);
  color: #FFFFFF;
  border-radius: var(--radius-md);
  padding: 36px;
  box-shadow: 0 12px 30px rgba(46, 90, 68, 0.25);
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.calc-metric-box {
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
  padding-bottom: 20px;
}

.calc-metric-box:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.metric-title {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.8);
  font-family: var(--font-heading);
  font-weight: 600;
  margin-bottom: 6px;
}

.metric-number {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 800;
  color: #A7F3D0;
  line-height: 1.1;
}

.metric-number.orange {
  color: #FDBA74;
}

.metric-desc {
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.7);
  margin-top: 4px;
}

/* --- 10. Project Showcase Gallery --- */
.gallery-section {
  padding: 100px 0;
}

.gallery-filters {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 40px;
}

.filter-btn {
  padding: 8px 20px;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  background-color: var(--color-surface-card);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-btn.active, .filter-btn:hover {
  background-color: var(--color-accent-orange);
  color: #FFFFFF;
  border-color: var(--color-accent-orange);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.gallery-card {
  background-color: var(--color-surface-card);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-subtle);
  transition: all var(--transition-base);
  cursor: pointer;
  display: flex;
  flex-direction: column;
}

.gallery-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card-hover);
}

.gallery-card-img {
  height: 250px;
  overflow: hidden;
  position: relative;
}

.gallery-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.gallery-card:hover .gallery-card-img img {
  transform: scale(1.06);
}

.gallery-overlay-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  background-color: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(4px);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  font-size: 0.72rem;
  font-weight: 700;
  font-family: var(--font-heading);
  color: var(--color-accent-green);
  text-transform: uppercase;
}

.gallery-card-body {
  padding: 22px;
}

.gallery-card-body h4 {
  font-size: 1.1rem;
  margin-bottom: 6px;
}

.gallery-card-body p {
  font-size: 0.88rem;
  color: var(--color-text-muted);
}

/* Lightbox Modal */
.lightbox-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(8px);
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 30px;
  opacity: 0;
  transition: opacity var(--transition-base);
}

.lightbox-modal.active {
  display: flex;
  opacity: 1;
}

.lightbox-content {
  max-width: 900px;
  width: 100%;
  background-color: var(--color-surface-card);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: 0 25px 50px rgba(0,0,0,0.5);
  position: relative;
}

.lightbox-img-box {
  max-height: 520px;
  background-color: #000;
}

.lightbox-img-box img {
  width: 100%;
  height: 100%;
  max-height: 520px;
  object-fit: cover;
}

.lightbox-caption {
  padding: 24px;
}

.lightbox-close-btn {
  position: absolute;
  top: 16px;
  right: 16px;
  background-color: rgba(0, 0, 0, 0.6);
  color: #FFFFFF;
  border: none;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  transition: background-color var(--transition-fast);
}

.lightbox-close-btn:hover {
  background-color: var(--color-accent-orange);
}

/* --- 11. Contact & Inquiries Section --- */
.contact-section {
  padding: 100px 0;
  background-color: var(--color-bg-secondary);
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 48px;
}

.contact-info-col {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.contact-info-card {
  background-color: var(--color-surface-card);
  border-radius: var(--radius-md);
  padding: 36px;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-subtle);
}

.contact-info-card h3 {
  margin-bottom: 12px;
}

.contact-info-card p {
  font-size: 0.98rem;
  margin-bottom: 24px;
}

.contact-direct-items {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.direct-item {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 0.95rem;
}

.direct-item-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  background-color: var(--color-bg-primary);
  color: var(--color-accent-orange);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

.direct-item-text span {
  display: block;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.direct-item-text a, .direct-item-text p {
  color: var(--color-text-primary);
  font-weight: 600;
  margin: 0;
}

.trust-badge-box {
  background-color: var(--color-accent-green);
  color: #FFFFFF;
  border-radius: var(--radius-md);
  padding: 28px;
  box-shadow: 0 10px 24px rgba(46, 90, 68, 0.2);
}

.trust-badge-box h4 {
  color: #FFFFFF;
  font-size: 1.1rem;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.trust-badge-box p {
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.88rem;
  line-height: 1.5;
}

/* Contact Form */
.contact-form-card {
  background-color: var(--color-surface-card);
  border-radius: var(--radius-lg);
  padding: 44px;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-card);
}

.contact-form-card h3 {
  margin-bottom: 8px;
}

.contact-form-card > p {
  margin-bottom: 28px;
  font-size: 0.95rem;
}

.form-row-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-bottom: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 20px;
}

.form-group label {
  font-family: var(--font-heading);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-text-primary);
}

.form-group input, 
.form-group select, 
.form-group textarea {
  width: 100%;
  padding: 13px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  background-color: var(--color-bg-primary);
  color: var(--color-text-primary);
  font-size: 0.95rem;
  transition: all var(--transition-fast);
}

.form-group input:focus, 
.form-group select:focus, 
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-accent-orange);
  background-color: #FFFFFF;
  box-shadow: 0 0 0 3px var(--color-accent-orange-soft);
}

.form-checkbox-group {
  margin-bottom: 24px;
}

.form-checkbox-group > label {
  font-family: var(--font-heading);
  font-size: 0.88rem;
  font-weight: 600;
  display: block;
  margin-bottom: 10px;
}

.checkbox-options {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--color-text-primary);
  cursor: pointer;
  background-color: var(--color-bg-primary);
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  transition: all var(--transition-fast);
}

.checkbox-label:hover {
  border-color: var(--color-accent-green);
}

.checkbox-label input[type="checkbox"] {
  accent-color: var(--color-accent-green);
  width: 16px;
  height: 16px;
}

.form-submit-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.form-disclaimer {
  font-size: 0.78rem;
  color: var(--color-text-muted);
}

/* Form Success Toast */
.form-success-banner {
  display: none;
  background-color: #DCFCE7;
  border: 1px solid #86EFAC;
  color: #14532D;
  padding: 20px;
  border-radius: var(--radius-md);
  margin-bottom: 24px;
  animation: fadeIn 0.4s ease-in-out;
}

.form-success-banner.active {
  display: flex;
  align-items: center;
  gap: 14px;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* --- 12. Site Footer --- */
.site-footer {
  background-color: #151717;
  color: #EFECE6;
  padding: 80px 0 30px;
  border-top: 3px solid var(--color-accent-orange);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 48px;
  margin-bottom: 60px;
}

.footer-brand p {
  color: #A3A6A8;
  font-size: 0.92rem;
  margin-top: 16px;
  max-width: 320px;
}

.footer-col h4 {
  color: #FFFFFF;
  font-size: 1.05rem;
  margin-bottom: 20px;
  font-family: var(--font-heading);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links a {
  color: #A3A6A8;
  font-size: 0.9rem;
  transition: color var(--transition-fast);
}

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

.footer-compliance-box {
  background-color: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 16px;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  color: #A3A6A8;
  line-height: 1.5;
}

.footer-bottom {
  padding-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.82rem;
  color: #7E8284;
}

/* --- 13. Responsive Media Queries --- */
@media (max-width: 1180px) {
  .pillars-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero-card-image-box img {
    height: 400px;
  }

  .calc-card {
    grid-template-columns: 1fr;
  }

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

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

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 36px;
  }
}

@media (max-width: 768px) {
  .site-header {
    height: 70px;
  }

  .mobile-toggle {
    display: block;
  }

  .nav-menu {
    position: fixed;
    top: 70px;
    left: 0;
    width: 100%;
    background-color: var(--color-bg-primary);
    flex-direction: column;
    align-items: flex-start;
    padding: 24px 30px;
    gap: 20px;
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-card);
    transform: translateY(-150%);
    transition: transform var(--transition-base);
  }

  .nav-menu.active {
    transform: translateY(0);
  }

  .header-actions .btn {
    display: none;
  }

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

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

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

  .form-row-2, .checkbox-options {
    grid-template-columns: 1fr;
  }

  .hero-features-bar {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .contact-form-card {
    padding: 28px 20px;
  }
}

@media (max-width: 520px) {
  .pillars-grid {
    grid-template-columns: 1fr;
  }

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

  .hero-ctas {
    flex-direction: column;
  }

  .hero-ctas .btn {
    width: 100%;
  }

  .form-submit-row {
    flex-direction: column;
    align-items: flex-start;
  }

  .form-submit-row .btn {
    width: 100%;
  }
}