/* ==========================================================================
   NKB FARMTECH PRIVATE LIMITED - MODERN RESPONSIVE STYLESHEET
   Design System: Organic Forest, Sprout Leaf, Harvest Gold & Tech Slate
   ========================================================================== */

:root {
  /* Brand Palette */
  --color-primary-dark: #0A2F23;
  --color-primary: #0F4C3A;
  --color-primary-light: #166B52;
  --color-accent-green: #2EB872;
  --color-accent-emerald: #10B981;
  --color-accent-gold: #F59E0B;
  --color-accent-amber: #D97706;
  --color-accent-soft: #E8F5EE;

  /* Neutrals & Dark Surface */
  --color-bg-light: #F7FAF8;
  --color-bg-card: #FFFFFF;
  --color-surface-subtle: #EDF3EF;
  --color-text-main: #14241E;
  --color-text-muted: #4B6358;
  --color-text-light: #768F84;
  --color-border: #D7E3DC;
  --color-border-subtle: #E8EFEA;

  /* Dark Theme Surfaces (for ERP & Hero accents) */
  --color-dark-bg: #0B1813;
  --color-dark-surface: #12241E;
  --color-dark-card: #182E26;
  --color-dark-border: #224236;
  --color-dark-text: #E5EFE9;
  --color-dark-muted: #8EAAA0;

  /* Typography */
  --font-family-display: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-family-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Spacing Scale */
  --space-2xs: 0.25rem;
  --space-xs: 0.5rem;
  --space-sm: 0.75rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4.5rem;
  --space-4xl: 6rem;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(10, 47, 35, 0.05);
  --shadow-md: 0 6px 20px rgba(10, 47, 35, 0.08);
  --shadow-lg: 0 14px 35px rgba(10, 47, 35, 0.12);
  --shadow-xl: 0 24px 50px rgba(10, 47, 35, 0.18);
  --shadow-glow: 0 0 35px rgba(46, 184, 114, 0.25);

  /* Radius */
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 0.18s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);

  /* Container */
  --container-max-width: 1240px;
}

/* ==========================================================================
   CSS RESET & BASE
   ========================================================================== */

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-family-body);
  background-color: var(--color-bg-light);
  color: var(--color-text-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

button, input, select, textarea {
  font: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

ul, ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-family-display);
  font-weight: 700;
  line-height: 1.25;
  color: var(--color-primary-dark);
}

/* ==========================================================================
   UTILITY & LAYOUT
   ========================================================================== */

.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin-inline: auto;
  padding-inline: clamp(1rem, 4vw, 2rem);
}

.section {
  padding-block: clamp(3.5rem, 7vw, 6.5rem);
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin-inline: auto;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--color-accent-soft);
  color: var(--color-primary);
  padding: 0.35rem 0.9rem;
  border-radius: var(--radius-full);
  font-size: 0.825rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 0.85rem;
  border: 1px solid rgba(46, 184, 114, 0.25);
}

.section-eyebrow-dark {
  background: rgba(46, 184, 114, 0.15);
  color: #6EE7B7;
  border-color: rgba(110, 231, 183, 0.3);
}

.section-title {
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: clamp(1rem, 1.25vw, 1.15rem);
  color: var(--color-text-muted);
  font-weight: 400;
}

.text-gradient {
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-accent-green) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.text-gradient-gold {
  background: linear-gradient(135deg, #F59E0B 0%, #FBBF24 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ==========================================================================
   BUTTONS & BADGES
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  padding: 0.85rem 1.65rem;
  border-radius: var(--radius-full);
  font-family: var(--font-family-display);
  font-weight: 600;
  font-size: 0.95rem;
  transition: all var(--transition-normal);
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-accent-green);
  color: #FFFFFF;
  box-shadow: 0 4px 15px rgba(46, 184, 114, 0.35);
}

.btn-primary:hover {
  background: #259d60;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(46, 184, 114, 0.45);
}

.btn-secondary {
  background: var(--color-primary);
  color: #FFFFFF;
  box-shadow: var(--shadow-sm);
}

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

.btn-outline {
  background: transparent;
  color: var(--color-primary-dark);
  border: 1.5px solid var(--color-primary);
}

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

.btn-outline-white {
  background: rgba(255, 255, 255, 0.1);
  color: #FFFFFF;
  border: 1.5px solid rgba(255, 255, 255, 0.4);
  backdrop-filter: blur(8px);
}

.btn-outline-white:hover {
  background: #FFFFFF;
  color: var(--color-primary-dark);
  border-color: #FFFFFF;
  transform: translateY(-2px);
}

.btn-icon {
  width: 1.25rem;
  height: 1.25rem;
  transition: transform var(--transition-fast);
}

.btn:hover .btn-icon {
  transform: translateX(4px);
}

/* ==========================================================================
   HEADER & NAVBAR
   ========================================================================== */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(215, 227, 220, 0.6);
  transition: all var(--transition-normal);
}

.site-header.scrolled {
  background: rgba(255, 255, 255, 0.95);
  box-shadow: var(--shadow-md);
  border-bottom-color: var(--color-border);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4.8rem;
}

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

.brand-logo-img {
  height: 44px;
  width: auto;
  object-fit: contain;
}

.brand-text-block {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-family: var(--font-family-display);
  font-weight: 800;
  font-size: 1.15rem;
  letter-spacing: -0.01em;
  color: var(--color-primary-dark);
  line-height: 1.1;
}

.brand-tagline {
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--color-accent-amber);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 1.85rem;
}

.nav-link {
  font-family: var(--font-family-display);
  font-size: 0.925rem;
  font-weight: 500;
  color: var(--color-text-muted);
  position: relative;
  padding-block: 0.35rem;
  transition: color var(--transition-fast);
}

.nav-link:hover, .nav-link.active {
  color: var(--color-primary);
  font-weight: 600;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent-green);
  transition: width var(--transition-normal);
  border-radius: var(--radius-full);
}

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

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

.menu-toggle {
  display: none;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  color: var(--color-primary-dark);
}

.menu-toggle svg {
  width: 28px;
  height: 28px;
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */

.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 6.5rem;
  padding-bottom: 4rem;
  overflow: hidden;
  background-color: var(--color-dark-bg);
  color: #FFFFFF;
}

.hero-bg-layer {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  filter: brightness(0.72) saturate(1.15);
  transform: scale(1.02);
  transition: transform 8s ease;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(10, 47, 35, 0.92) 0%,
    rgba(11, 24, 19, 0.85) 50%,
    rgba(14, 76, 58, 0.75) 100%
  );
  backdrop-filter: blur(2px);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 900px;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.25);
  backdrop-filter: blur(10px);
  padding: 0.45rem 1.1rem;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: #A7F3D0;
  margin-bottom: 1.5rem;
  animation: fadeInDown 0.8s ease-out;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-accent-green);
  box-shadow: 0 0 10px var(--color-accent-green);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(46, 184, 114, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 8px rgba(46, 184, 114, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(46, 184, 114, 0); }
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.hero-title {
  font-size: clamp(2.4rem, 5.2vw, 4.2rem);
  font-weight: 800;
  line-height: 1.15;
  color: #FFFFFF;
  margin-bottom: 1.4rem;
  letter-spacing: -0.025em;
}

.hero-description {
  font-size: clamp(1.05rem, 1.4vw, 1.3rem);
  color: #E2ECE6;
  line-height: 1.65;
  margin-bottom: 2.25rem;
  max-width: 760px;
  font-weight: 300;
}

.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 3.5rem;
}

/* Hero Metrics Floating Strip */
.hero-metrics-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  background: rgba(18, 36, 30, 0.75);
  border: 1px solid rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(16px);
  padding: 1.5rem clamp(1.2rem, 2.5vw, 2.2rem);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
}

.metric-item {
  display: flex;
  flex-direction: column;
  position: relative;
}

.metric-item:not(:last-child)::after {
  content: '';
  position: absolute;
  right: -0.75rem;
  top: 15%;
  height: 70%;
  width: 1px;
  background: rgba(255, 255, 255, 0.15);
}

.metric-value {
  font-family: var(--font-family-display);
  font-size: clamp(1.8rem, 2.6vw, 2.6rem);
  font-weight: 800;
  color: #FFFFFF;
  line-height: 1.1;
  display: flex;
  align-items: baseline;
  gap: 0.2rem;
}

.metric-unit {
  font-size: 1.25rem;
  color: var(--color-accent-green);
}

.metric-label {
  font-size: 0.85rem;
  color: #A3BFB4;
  margin-top: 0.35rem;
  font-weight: 500;
}

/* ==========================================================================
   ABOUT & VISION SECTION
   ========================================================================== */

.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(2.5rem, 5vw, 4.5rem);
  align-items: center;
}

.about-content {
  display: flex;
  flex-direction: column;
}

.about-lead {
  font-size: 1.2rem;
  font-weight: 500;
  color: var(--color-primary);
  line-height: 1.6;
  margin-bottom: 1.25rem;
}

.about-paragraph {
  color: var(--color-text-muted);
  font-size: 1.025rem;
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.vision-card {
  background: linear-gradient(135deg, rgba(15, 76, 58, 0.06) 0%, rgba(46, 184, 114, 0.12) 100%);
  border-left: 4px solid var(--color-accent-green);
  padding: 1.4rem 1.6rem;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin-block: 1rem 2rem;
}

.vision-card h4 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-accent-amber);
  margin-bottom: 0.5rem;
}

.vision-card p {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-primary-dark);
  font-style: italic;
  line-height: 1.5;
}

.about-highlights {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-top: 0.5rem;
}

.highlight-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.highlight-icon {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--color-accent-soft);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
}

.highlight-text h5 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 0.2rem;
}

.highlight-text p {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  line-height: 1.4;
}

/* About Media & Visual Stack */
.about-visual-stack {
  position: relative;
}

.about-img-main {
  width: 100%;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  object-fit: cover;
  aspect-ratio: 4/3;
}

.about-floating-card {
  position: absolute;
  bottom: -20px;
  left: -20px;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  border: 1px solid var(--color-border);
  padding: 1.25rem 1.5rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  display: flex;
  align-items: center;
  gap: 1rem;
  max-width: 290px;
}

.floating-badge-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--color-primary-dark);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.floating-badge-text h4 {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1.1;
}

.floating-badge-text p {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  font-weight: 500;
}

/* ==========================================================================
   360° INTEGRATED METHODOLOGY (8 PILLARS)
   ========================================================================== */

.pillars-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
  gap: 1.75rem;
}

.pillar-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-lg);
  padding: 2rem 1.75rem;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.pillar-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent-green));
  opacity: 0;
  transition: opacity var(--transition-fast);
}

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

.pillar-card:hover::before {
  opacity: 1;
}

.pillar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
}

.pillar-number {
  font-family: var(--font-family-display);
  font-size: 0.85rem;
  font-weight: 800;
  color: var(--color-accent-amber);
  background: #FEF3C7;
  padding: 0.2rem 0.65rem;
  border-radius: var(--radius-full);
}

.pillar-icon-box {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: var(--color-accent-soft);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

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

.pillar-icon-box svg {
  width: 26px;
  height: 26px;
}

.pillar-title {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--color-primary-dark);
}

.pillar-desc {
  font-size: 0.925rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ==========================================================================
   FLAGSHIP PROJECT PORTFOLIO & FILTER
   ========================================================================== */

.portfolio-filter-bar {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-bottom: 2.5rem;
}

.filter-btn {
  padding: 0.65rem 1.35rem;
  border-radius: var(--radius-full);
  font-family: var(--font-family-display);
  font-size: 0.9rem;
  font-weight: 600;
  background: #FFFFFF;
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
  transition: all var(--transition-fast);
}

.filter-btn:hover {
  background: var(--color-accent-soft);
  color: var(--color-primary);
  border-color: var(--color-accent-green);
}

.filter-btn.active {
  background: var(--color-primary);
  color: #FFFFFF;
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 2rem;
}

.project-card {
  background: var(--color-bg-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border-subtle);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.project-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-color: var(--color-border);
}

.project-img-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 16/10;
  overflow: hidden;
  background-color: var(--color-surface-subtle);
}

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

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

.project-category-badge {
  position: absolute;
  top: 1rem;
  left: 1rem;
  background: rgba(10, 47, 35, 0.85);
  color: #FFFFFF;
  backdrop-filter: blur(8px);
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.project-state-badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: rgba(245, 158, 11, 0.95);
  color: #FFFFFF;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
}

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

.project-client-name {
  font-size: 0.825rem;
  font-weight: 600;
  color: var(--color-accent-amber);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 0.4rem;
}

.project-title {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-primary-dark);
  margin-bottom: 0.75rem;
  line-height: 1.3;
}

.project-summary {
  font-size: 0.925rem;
  color: var(--color-text-muted);
  line-height: 1.55;
  margin-bottom: 1.25rem;
}

.project-stats-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
  background: var(--color-bg-light);
  padding: 0.85rem 1rem;
  border-radius: var(--radius-md);
  margin-top: auto;
  border: 1px solid var(--color-border-subtle);
}

.project-stat-box h5 {
  font-size: 0.725rem;
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.project-stat-box p {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-primary-dark);
}

.project-footer {
  padding: 1rem 1.75rem;
  border-top: 1px solid var(--color-border-subtle);
  background: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.view-details-link {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: gap var(--transition-fast);
}

.view-details-link:hover {
  color: var(--color-accent-green);
  gap: 0.65rem;
}

/* ==========================================================================
   SAFE ERP SHOWCASE (DIGITAL AGRI-TECH SYSTEM)
   ========================================================================== */

.erp-section {
  background-color: var(--color-dark-bg);
  color: var(--color-dark-text);
  overflow: hidden;
  position: relative;
}

.erp-section::after {
  content: '';
  position: absolute;
  top: 20%;
  right: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(46, 184, 114, 0.15) 0%, rgba(10, 47, 35, 0) 70%);
  pointer-events: none;
}

.erp-container {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
}

.erp-content h2 {
  color: #FFFFFF;
}

.erp-lead {
  font-size: 1.15rem;
  color: #A3BFB4;
  margin-bottom: 2rem;
  line-height: 1.6;
}

.erp-tabs-nav {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 2.25rem;
}

.erp-tab-btn {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.1rem 1.25rem;
  border-radius: var(--radius-md);
  background: var(--color-dark-card);
  border: 1px solid var(--color-dark-border);
  text-align: left;
  transition: all var(--transition-fast);
  color: var(--color-dark-muted);
}

.erp-tab-btn:hover {
  background: rgba(34, 66, 54, 0.6);
  border-color: rgba(46, 184, 114, 0.4);
  color: #FFFFFF;
}

.erp-tab-btn.active {
  background: linear-gradient(135deg, rgba(20, 90, 70, 0.8) 0%, rgba(10, 47, 35, 0.9) 100%);
  border-color: var(--color-accent-green);
  color: #FFFFFF;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.erp-tab-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--color-accent-green);
}

.erp-tab-btn.active .erp-tab-icon {
  background: var(--color-accent-green);
  color: #FFFFFF;
}

.erp-tab-text h4 {
  font-size: 1rem;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 0.2rem;
}

.erp-tab-text p {
  font-size: 0.85rem;
  color: inherit;
  line-height: 1.4;
}

/* ERP Visual Screen Display */
.erp-visual-wrapper {
  position: relative;
}

.erp-browser-frame {
  background: var(--color-dark-card);
  border: 1px solid var(--color-dark-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.5), 0 0 30px rgba(46, 184, 114, 0.15);
}

.erp-browser-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.25rem;
  background: rgba(11, 24, 19, 0.8);
  border-bottom: 1px solid var(--color-dark-border);
}

.browser-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #374151;
}

.browser-dot:nth-child(1) { background: #EF4444; }
.browser-dot:nth-child(2) { background: #F59E0B; }
.browser-dot:nth-child(3) { background: #10B981; }

.browser-address {
  margin-left: 0.75rem;
  background: rgba(255, 255, 255, 0.08);
  padding: 0.25rem 0.85rem;
  border-radius: var(--radius-full);
  font-size: 0.72rem;
  color: #A3BFB4;
  font-family: monospace;
}

.erp-screenshot-img {
  width: 100%;
  display: block;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.erp-badge-overlay {
  position: absolute;
  bottom: -15px;
  right: 20px;
  background: linear-gradient(135deg, var(--color-accent-amber), #B45309);
  color: #FFFFFF;
  padding: 0.65rem 1.2rem;
  border-radius: var(--radius-md);
  font-size: 0.8rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  box-shadow: var(--shadow-lg);
}

/* ==========================================================================
   GEOGRAPHIC CLUSTER FOOTPRINT (6 STATES)
   ========================================================================== */

.states-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.5rem;
}

.state-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.state-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-accent-green);
}

.state-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.state-name {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-primary-dark);
}

.state-badge {
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
  background: var(--color-accent-soft);
  color: var(--color-primary);
}

.state-projects-list {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  margin-bottom: 1.25rem;
}

.state-project-item {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  line-height: 1.4;
}

.state-project-item svg {
  width: 16px;
  height: 16px;
  color: var(--color-accent-green);
  flex-shrink: 0;
  margin-top: 2px;
}

.state-stats-bar {
  margin-top: auto;
  padding-top: 1rem;
  border-top: 1px solid var(--color-border-subtle);
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-primary);
}

/* ==========================================================================
   INTERACTIVE CLUSTER ESTIMATOR / CALCULATOR
   ========================================================================== */

.calculator-wrapper {
  background: linear-gradient(135deg, #0F4C3A 0%, #0A2F23 100%);
  color: #FFFFFF;
  border-radius: var(--radius-xl);
  padding: clamp(2rem, 5vw, 3.5rem);
  box-shadow: var(--shadow-xl);
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(2rem, 4vw, 3.5rem);
  align-items: center;
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.calculator-form {
  display: flex;
  flex-direction: column;
  gap: 1.35rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: #D1FAE5;
}

.form-select, .form-range, .form-input {
  width: 100%;
  padding: 0.75rem 1rem;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: var(--radius-md);
  color: #FFFFFF;
  font-size: 0.95rem;
  outline: none;
  transition: all var(--transition-fast);
}

.form-select option {
  background: #0A2F23;
  color: #FFFFFF;
}

.form-select:focus, .form-input:focus {
  border-color: var(--color-accent-green);
  background: rgba(255, 255, 255, 0.18);
}

.slider-val-display {
  display: flex;
  justify-content: space-between;
  font-size: 0.825rem;
  color: #A7F3D0;
  font-weight: 600;
}

.calculator-result-box {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(16px);
  border-radius: var(--radius-lg);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.calc-res-item {
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  padding-bottom: 1rem;
}

.calc-res-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.calc-res-label {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #A3BFB4;
}

.calc-res-value {
  font-family: var(--font-family-display);
  font-size: 1.75rem;
  font-weight: 800;
  color: #FFFFFF;
}

.calc-res-note {
  font-size: 0.825rem;
  color: #E2ECE6;
  margin-top: 0.25rem;
}

/* ==========================================================================
   CONTACT & INQUIRY SECTION
   ========================================================================== */

.contact-grid {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: clamp(2rem, 5vw, 4rem);
}

.contact-info-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem clamp(1.5rem, 3vw, 2.5rem);
  box-shadow: var(--shadow-md);
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.contact-detail-row {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
}

.contact-icon-circle {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-accent-soft);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-icon-circle svg {
  width: 22px;
  height: 22px;
}

.contact-text-wrap h4 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-light);
  margin-bottom: 0.25rem;
}

.contact-text-wrap p, .contact-text-wrap a {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-primary-dark);
  line-height: 1.5;
}

.contact-text-wrap a:hover {
  color: var(--color-accent-green);
}

.contact-form-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem clamp(1.5rem, 3vw, 2.5rem);
  box-shadow: var(--shadow-md);
}

.inquiry-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.inquiry-form .form-input, .inquiry-form textarea, .inquiry-form select {
  background: var(--color-bg-light);
  border: 1.5px solid var(--color-border);
  color: var(--color-text-main);
  padding: 0.85rem 1.15rem;
  border-radius: var(--radius-md);
  font-size: 0.95rem;
}

.inquiry-form .form-input:focus, .inquiry-form textarea:focus, .inquiry-form select:focus {
  border-color: var(--color-primary);
  background: #FFFFFF;
  outline: none;
  box-shadow: 0 0 0 4px rgba(46, 184, 114, 0.15);
}

.form-feedback {
  display: none;
  padding: 1rem;
  border-radius: var(--radius-md);
  background: #DEF7EC;
  color: #03543F;
  font-size: 0.925rem;
  font-weight: 600;
  border: 1px solid #BCF0DA;
}

.form-feedback.error {
  background: #FDE8E8;
  color: #9B1C1C;
  border-color: #F8B4B4;
}

/* ==========================================================================
   MODAL / LIGHTBOX FOR PROJECTS
   ========================================================================== */

.modal-dialog {
  border: none;
  border-radius: var(--radius-xl);
  padding: 0;
  max-width: 850px;
  width: 90vw;
  background: #FFFFFF;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.35);
  margin: auto;
  position: fixed;
  inset: 0;
  z-index: 2000;
  overflow: hidden;
}

.modal-dialog::backdrop {
  background: rgba(10, 47, 35, 0.7);
  backdrop-filter: blur(8px);
}

.modal-header {
  padding: 1.25rem 1.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--color-border-subtle);
  background: var(--color-bg-light);
}

.modal-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary-dark);
}

.modal-close-btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  transition: all var(--transition-fast);
}

.modal-close-btn:hover {
  background: var(--color-primary);
  color: #FFFFFF;
}

.modal-body {
  padding: 1.75rem;
  max-height: 75vh;
  overflow-y: auto;
}

.modal-img-carousel {
  position: relative;
  width: 100%;
  aspect-ratio: 16/9;
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: 1.5rem;
  background: #000;
}

.modal-main-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.modal-info-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 1.5rem;
}

.modal-specs-list {
  background: var(--color-bg-light);
  padding: 1.25rem;
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.modal-spec-row {
  display: flex;
  flex-direction: column;
}

.modal-spec-row span {
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--color-text-light);
  font-weight: 600;
}

.modal-spec-row strong {
  font-size: 0.95rem;
  color: var(--color-primary-dark);
}

/* ==========================================================================
   FOOTER
   ========================================================================== */

.site-footer {
  background-color: var(--color-primary-dark);
  color: #FFFFFF;
  padding-top: 4.5rem;
  padding-bottom: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-top {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: clamp(2rem, 4vw, 3.5rem);
  margin-bottom: 3.5rem;
}

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

.footer-logo-badge {
  background: #FFFFFF;
  padding: 0.35rem 0.75rem;
  border-radius: 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.25);
  transition: transform var(--transition-fast);
}

.footer-brand-wrap:hover .footer-logo-badge {
  transform: translateY(-2px);
}

.footer-logo-img {
  height: 38px;
  width: auto;
  object-fit: contain;
  display: block;
}

.footer-brand p {
  color: #A3BFB4;
  font-size: 0.925rem;
  line-height: 1.6;
  margin-top: 1rem;
  max-width: 320px;
}

.footer-col h4 {
  color: #FFFFFF;
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
  position: relative;
}

.footer-col h4::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 28px;
  height: 2px;
  background: var(--color-accent-green);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.footer-links a {
  color: #A3BFB4;
  font-size: 0.9rem;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--color-accent-green);
  padding-left: 4px;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 0.85rem;
  color: #8EAAA0;
}

.back-to-top-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: #A3BFB4;
  font-weight: 600;
  font-size: 0.85rem;
  transition: color var(--transition-fast);
}

.back-to-top-btn:hover {
  color: var(--color-accent-green);
}

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

@media (max-width: 1024px) {
  .hero-metrics-bar {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
  }
  .metric-item:nth-child(2)::after {
    display: none;
  }
  .about-grid {
    grid-template-columns: 1fr;
  }
  .about-floating-card {
    left: 20px;
    bottom: -15px;
  }
  .erp-container {
    grid-template-columns: 1fr;
  }
  .calculator-wrapper {
    grid-template-columns: 1fr;
  }
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .footer-top {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: 4.8rem;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    align-items: flex-start;
    padding: 2rem 1.5rem;
    gap: 1.25rem;
    box-shadow: var(--shadow-lg);
    border-bottom: 1px solid var(--color-border);
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: all var(--transition-normal);
  }

  .nav-menu.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

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

  .menu-toggle {
    display: block;
  }

  .hero-metrics-bar {
    grid-template-columns: 1fr 1fr;
  }

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

  .modal-info-grid {
    grid-template-columns: 1fr;
  }

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

  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero-metrics-bar {
    grid-template-columns: 1fr;
  }
  .metric-item::after {
    display: none;
  }
  .about-highlights {
    grid-template-columns: 1fr;
  }
}