/*
 * RoSSaRah Services Pvt. Ltd. - Design System & Custom Styles
 * Premium Deep-Tech + Sustainability Aesthetic
 */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Space+Grotesk:wght@400;500;600;700&display=swap');

:root {
  /* Color Palette */
  --color-primary: #061813;      /* Darkest forest emerald */
  --color-primary-light: #0b3d2e;/* Emerald green */
  --color-secondary: #0f4d3c;    /* Deep teal */
  --color-accent: #00c2cb;       /* Electric cyan */
  --color-accent-light: #2ec4b6; /* Teal green */
  --color-bg-light: #f4f7f6;     /* Off-white */
  --color-bg-white: #ffffff;
  --color-text-dark: #162421;    /* Deep charcoal */
  --color-text-muted: #536963;   /* Soft slate-green */
  --color-text-light: #f0f5f4;   /* Soft off-white for dark headers */
  --color-border: #e0ece9;       /* Light border */
  --color-border-dark: #1b3830;  /* Dark mode border */
  
  /* Fonts */
  --font-heading: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
  
  /* Layout & Transitions */
  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  --border-radius-sm: 8px;
  --border-radius-md: 16px;
  --border-radius-lg: 24px;
  --max-width: 1200px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-bg-white);
  color: var(--color-text-dark);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Scrollbar styling */
::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: var(--color-bg-light);
}
::-webkit-scrollbar-thumb {
  background: var(--color-primary-light);
  border-radius: 5px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--color-accent);
}

/* Typography & Layout Helpers */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
}

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

li {
  list-style: none;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
}

.section {
  padding: 8rem 0;
  position: relative;
}

.section-dark {
  background-color: var(--color-primary);
  color: var(--color-text-light);
}

.section-light {
  background-color: var(--color-bg-light);
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 5rem auto;
}

.section-tag {
  font-family: var(--font-heading);
  text-transform: uppercase;
  font-size: 0.85rem;
  letter-spacing: 2px;
  color: var(--color-accent);
  font-weight: 700;
  margin-bottom: 1rem;
  display: inline-block;
}

.section-title {
  font-size: 2.75rem;
  margin-bottom: 1.5rem;
  letter-spacing: -0.5px;
}

.section-dark .section-title {
  color: var(--color-bg-white);
}

.section-desc {
  font-size: 1.125rem;
  color: var(--color-text-muted);
}

.section-dark .section-desc {
  color: var(--color-text-light);
  opacity: 0.8;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 2rem;
  font-family: var(--font-heading);
  font-weight: 600;
  border-radius: var(--border-radius-sm);
  transition: var(--transition-normal);
  cursor: pointer;
  gap: 0.5rem;
}

.btn-primary {
  background-color: var(--color-accent);
  color: var(--color-primary);
  border: 1px solid var(--color-accent);
}

.btn-primary:hover {
  background-color: var(--color-accent-light);
  border-color: var(--color-accent-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 194, 203, 0.25);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-text-light);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
  background-color: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.5);
  transform: translateY(-2px);
}

.btn-dark {
  background-color: var(--color-primary-light);
  color: var(--color-bg-white);
  border: 1px solid var(--color-primary-light);
}

.btn-dark:hover {
  background-color: var(--color-secondary);
  border-color: var(--color-secondary);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(11, 61, 46, 0.2);
}

/* Sticky Navigation Header */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 1.5rem 0;
  transition: var(--transition-normal);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
}

.navbar.scrolled {
  padding: 0.875rem 0;
  background-color: rgba(6, 24, 19, 0.95);
  border-color: var(--color-border-dark);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.navbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
}

.logo img {
  height: 50px;
  width: auto;
  display: block;
  transition: var(--transition-normal);
}

.navbar.scrolled .logo img {
  height: 40px;
}


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

.nav-links a {
  color: var(--color-text-light);
  font-size: 0.925rem;
  font-weight: 500;
  opacity: 0.8;
  position: relative;
  padding: 0.25rem 0;
}

.nav-links a:hover,
.nav-links a.active {
  opacity: 1;
  color: var(--color-accent);
}

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

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

.nav-btn {
  font-size: 0.85rem;
  padding: 0.6rem 1.25rem;
}

.hamburger {
  display: none;
  cursor: pointer;
  background: none;
  border: none;
  padding: 0.5rem;
  z-index: 1001;
}

.hamburger span {
  display: block;
  width: 25px;
  height: 2px;
  background-color: var(--color-bg-white);
  margin: 5px 0;
  transition: var(--transition-normal);
}

/* Mobile Nav Toggle Active */
.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.hamburger.active span:nth-child(2) {
  opacity: 0;
}
.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -6px);
}

/* Hero Section */
.hero {
  height: 100vh;
  min-height: 750px;
  display: flex;
  align-items: center;
  position: relative;
  background-color: var(--color-primary);
  color: var(--color-bg-white);
  overflow: hidden;
  padding-top: 80px;
}

#canvas-nodes {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: auto;
  z-index: 1;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at 75% 35%, rgba(0, 194, 203, 0.08) 0%, transparent 60%),
              radial-gradient(circle at 15% 75%, rgba(46, 196, 182, 0.08) 0%, transparent 50%);
  z-index: 2;
}

.hero .container {
  position: relative;
  z-index: 3;
  width: 100%;
}

.hero-content {
  max-width: 850px;
}

.hero-tagline {
  font-family: var(--font-heading);
  color: var(--color-accent);
  text-transform: uppercase;
  font-size: 0.95rem;
  letter-spacing: 3px;
  font-weight: 700;
  margin-bottom: 1.5rem;
}

.hero-title {
  font-size: 3.8rem;
  line-height: 1.1;
  margin-bottom: 2rem;
  letter-spacing: -1px;
}

.hero-subtitle {
  font-size: 1.25rem;
  line-height: 1.7;
  color: var(--color-text-light);
  opacity: 0.85;
  margin-bottom: 3rem;
  max-width: 750px;
}

.hero-actions {
  display: flex;
  gap: 1.5rem;
  margin-bottom: 5rem;
}

/* Hero Stats Counter Strip */
.hero-stats-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 2rem;
}

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

.stat-number {
  font-family: var(--font-heading);
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--color-accent);
}

.stat-label {
  font-size: 0.875rem;
  color: var(--color-text-light);
  opacity: 0.7;
  margin-top: 0.25rem;
}

/* Challenges Grid */
.challenges-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1.25rem;
  margin-top: 4rem;
}

.challenge-card {
  background-color: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  padding: 2rem 1.25rem;
  transition: var(--transition-normal);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.01);
}

.challenge-card:hover {
  background-color: var(--color-bg-white);
  border-color: var(--color-accent-light);
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(11, 61, 46, 0.06);
}

.challenge-icon {
  font-size: 2rem;
  color: var(--color-primary-light);
  margin-bottom: 1.25rem;
}

.challenge-title {
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1.4;
  color: var(--color-text-dark);
}


/* Approach Stats Grid */
.approach-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1.25rem;
  margin-top: 5rem;
}

.approach-card {
  background: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  padding: 2.5rem 1.25rem;
  text-align: center;
  transition: var(--transition-normal);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.02);
}

.approach-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 15px 35px rgba(11, 61, 46, 0.08);
  border-color: var(--color-accent-light);
}

.approach-stat {
  font-family: var(--font-heading);
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--color-primary-light);
  margin-bottom: 1rem;
}

.approach-card:first-child .approach-stat {
  color: var(--color-accent-light);
}

.approach-card p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* Logo Ticker Strip */
.logo-ticker-section {
  padding: 2.5rem 0;
  background-color: var(--color-bg-light);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  overflow: hidden;
  position: relative;
}

.logo-ticker-wrapper {
  overflow: hidden;
  white-space: nowrap;
  display: flex;
}

.logo-ticker {
  display: inline-flex;
  gap: 4rem;
  animation: ticker 40s linear infinite;
}

.ticker-item {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  opacity: 0.75;
}

.ticker-item i {
  color: var(--color-accent-light);
}

@keyframes ticker {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* CTA Band */
.cta-band {
  background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-primary) 100%);
  padding: 4rem 0;
  text-align: center;
  color: var(--color-bg-white);
  border-top: 1px solid var(--color-border-dark);
}

.cta-band-content {
  max-width: 800px;
  margin: 0 auto;
}

.cta-band h3 {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.cta-band p {
  font-size: 1.1rem;
  opacity: 0.85;
  margin-bottom: 2rem;
}

/* About Us Section */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-visual {
  position: relative;
}

.about-banner {
  background-color: var(--color-primary-light);
  color: var(--color-bg-white);
  padding: 3rem;
  border-radius: var(--border-radius-md);
  position: relative;
  overflow: hidden;
}

.about-banner::before {
  content: '';
  position: absolute;
  top: -50px;
  right: -50px;
  width: 150px;
  height: 150px;
  background: radial-gradient(circle, var(--color-accent) 0%, transparent 70%);
  opacity: 0.4;
}

.about-banner blockquote {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: 1.5rem;
}

.about-banner cite {
  font-style: normal;
  text-transform: uppercase;
  letter-spacing: 2px;
  font-size: 0.85rem;
  color: var(--color-accent);
  font-weight: 700;
}

.about-info h3 {
  font-size: 1.75rem;
  margin-bottom: 1.5rem;
}

.about-info p {
  color: var(--color-text-muted);
  margin-bottom: 2rem;
}

.mission-vision {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-top: 2rem;
}

.mv-card h4 {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.2rem;
  color: var(--color-primary-light);
  margin-bottom: 0.75rem;
}

.mv-card h4 i {
  color: var(--color-accent-light);
}

.mv-card p {
  font-size: 0.95rem;
  margin-bottom: 0;
}

/* Core Values */
.values-header {
  margin-top: 6rem;
  text-align: center;
  margin-bottom: 3.5rem;
}

.values-header h3 {
  font-size: 1.85rem;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.value-card {
  background: var(--color-bg-white);
  border: 1px solid var(--color-border);
  padding: 2.5rem 1.75rem;
  border-radius: var(--border-radius-md);
  transition: var(--transition-normal);
}

.value-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.03);
  border-color: var(--color-accent-light);
}

.value-card h4 {
  font-size: 1.125rem;
  margin-bottom: 0.75rem;
  color: var(--color-primary-light);
}

.value-card p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

.value-num {
  font-family: var(--font-heading);
  font-weight: 700;
  color: rgba(46, 196, 182, 0.15);
  font-size: 2.5rem;
  line-height: 1;
  margin-bottom: 0.75rem;
}

/* Evolution Timeline */
.evolution-section {
  margin-top: 6rem;
}

.evolution-title {
  text-align: center;
  font-size: 1.85rem;
  margin-bottom: 3.5rem;
}

.timeline {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  position: relative;
  padding-top: 2rem;
}

.timeline::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--color-border);
}

.timeline-node {
  position: relative;
}

.timeline-node::before {
  content: '';
  position: absolute;
  top: -6px;
  left: 0;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: var(--color-accent-light);
  box-shadow: 0 0 0 4px rgba(46, 196, 182, 0.2);
}

.timeline-year {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary-light);
  margin-bottom: 0.5rem;
}

.timeline-node h4 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.timeline-node p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

/* Team Approach Pillars */
.team-section {
  margin-top: 6rem;
  background-color: var(--color-bg-light);
  padding: 4rem;
  border-radius: var(--border-radius-md);
  border: 1px solid var(--color-border);
}

.team-section-header {
  margin-bottom: 3rem;
  text-align: center;
}

.team-section-header h3 {
  font-size: 1.85rem;
  margin-bottom: 0.5rem;
}

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

.team-pillar {
  background: var(--color-bg-white);
  border-radius: var(--border-radius-sm);
  padding: 2rem 1.5rem;
  border-top: 4px solid var(--color-primary-light);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.02);
}

.team-pillar:nth-child(2) { border-top-color: var(--color-accent-light); }
.team-pillar:nth-child(3) { border-top-color: var(--color-accent); }
.team-pillar:nth-child(4) { border-top-color: var(--color-secondary); }

.team-pillar h4 {
  font-size: 1.1rem;
  margin-bottom: 0.75rem;
  color: var(--color-primary-light);
}

.team-pillar p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-bottom: 0;
}

/* Services Section */
.services-tabs-container {
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

.services-tabs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 1rem;
}

.tab-btn {
  background: none;
  border: 1px solid var(--color-border);
  padding: 1.25rem 1rem;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--color-text-muted);
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  transition: var(--transition-normal);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.tab-btn i {
  font-size: 1.5rem;
}

.tab-btn:hover {
  background-color: var(--color-bg-light);
  color: var(--color-primary-light);
}

.tab-btn.active {
  background-color: var(--color-primary-light);
  border-color: var(--color-primary-light);
  color: var(--color-bg-white);
  box-shadow: 0 10px 25px rgba(11, 61, 46, 0.15);
}

.tab-content {
  display: none;
  animation: fadeIn 0.5s ease;
}

.tab-content.active {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 4rem;
  align-items: center;
}

.service-details h3 {
  font-size: 2rem;
  margin-bottom: 1.5rem;
  color: var(--color-primary-light);
}

.service-details p {
  color: var(--color-text-muted);
  margin-bottom: 2rem;
  font-size: 1.05rem;
}

.service-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.service-list-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.95rem;
}

.service-list-item i {
  color: var(--color-accent-light);
  font-size: 1.25rem;
  margin-top: 0.1rem;
}

.service-graphic {
  background-color: var(--color-bg-light);
  border-radius: var(--border-radius-md);
  padding: 3rem;
  border: 1px solid var(--color-border);
  display: flex;
  justify-content: center;
  align-items: center;
}

.service-graphic svg {
  max-width: 100%;
}

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

/* Industries Section */
.industries-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.industry-card {
  perspective: 1500px;
  height: 380px;
}

.industry-card-inner {
  position: relative;
  width: 100%;
  height: 100%;
  text-align: left;
  transition: transform 0.8s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  transform-style: preserve-3d;
  cursor: pointer;
}

.industry-card:hover .industry-card-inner,
.industry-card.flipped .industry-card-inner {
  transform: rotateY(180deg);
}

.industry-card-front,
.industry-card-back {
  position: absolute;
  width: 100%;
  height: 100%;
  backface-visibility: hidden;
  border-radius: var(--border-radius-md);
  padding: 2.5rem;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.02);
  border: 1px solid var(--color-border);
}

.industry-card-front {
  background-color: var(--color-bg-white);
  display: flex;
  flex-direction: column;
}

.industry-card-back {
  background-color: var(--color-primary-light);
  color: var(--color-bg-white);
  transform: rotateY(180deg);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.ind-icon {
  font-size: 2.5rem;
  color: var(--color-accent-light);
  margin-bottom: 1.5rem;
}

.industry-card-front h3 {
  font-size: 1.4rem;
  color: var(--color-primary-light);
  margin-bottom: 1.5rem;
}

.ind-pain-header {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-text-muted);
  letter-spacing: 1px;
  margin-bottom: 0.5rem;
}

.ind-pain-desc {
  font-size: 0.95rem;
  color: var(--color-text-dark);
  line-height: 1.5;
}

.ind-flip-hint {
  margin-top: auto;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-weight: 500;
}

.industry-card-back h4 {
  font-size: 1.25rem;
  margin-bottom: 1rem;
  color: var(--color-accent);
}

.ind-back-section {
  margin-bottom: 1.25rem;
}

.ind-back-title {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-text-light);
  opacity: 0.6;
  letter-spacing: 1px;
  margin-bottom: 0.25rem;
}

.ind-back-text {
  font-size: 0.9rem;
  color: var(--color-bg-white);
  line-height: 1.4;
}

.ind-back-outcomes {
  background-color: rgba(255, 255, 255, 0.08);
  padding: 0.75rem 1rem;
  border-radius: var(--border-radius-sm);
  border-left: 3px solid var(--color-accent);
}

/* Why RoSSaRah Section */
.why-comparison {
  margin-top: 5rem;
}

.why-comparison h3 {
  text-align: center;
  font-size: 1.85rem;
  margin-bottom: 3.5rem;
}

.comparison-wrapper {
  overflow-x: auto;
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  background-color: var(--color-bg-white);
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.02);
}

.comparison-table th, 
.comparison-table td {
  padding: 1.5rem 2rem;
  border-bottom: 1px solid var(--color-border);
}

.comparison-table th {
  background-color: var(--color-primary-light);
  color: var(--color-bg-white);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.1rem;
}

.comparison-table th:first-child {
  background-color: var(--color-primary);
  width: 30%;
}

.comparison-table th:last-child {
  background-color: var(--color-primary-light);
  color: var(--color-accent);
}

.comparison-table tr:hover {
  background-color: rgba(46, 196, 182, 0.02);
}

.comparison-table td:first-child {
  font-weight: 600;
  color: var(--color-primary-light);
}

.comparison-table td i {
  font-size: 1.25rem;
  vertical-align: middle;
  margin-right: 0.5rem;
}

.comparison-table td .ph-check-circle {
  color: var(--color-accent-light);
}

.comparison-table td .ph-x-circle {
  color: #ff6b6b;
}

.flexibility-highlight {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-bottom: 5rem;
}

.flexibility-card {
  background: var(--color-bg-white);
  border: 1px solid var(--color-border);
  padding: 2.5rem 2rem;
  border-radius: var(--border-radius-md);
}

.flexibility-card i {
  font-size: 2.5rem;
  color: var(--color-accent);
  margin-bottom: 1rem;
  display: block;
}

.flexibility-card h4 {
  font-size: 1.25rem;
  color: var(--color-primary-light);
  margin-bottom: 0.75rem;
}

.flexibility-card p {
  font-size: 0.95rem;
  color: var(--color-text-muted);
}

/* Case Study Section */
.case-study-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 4rem;
  align-items: center;
}

.case-study-content h3 {
  font-size: 1.35rem;
  color: var(--color-accent-light);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 1rem;
}

.case-study-title {
  font-size: 2.25rem;
  color: var(--color-primary-light);
  margin-bottom: 1.5rem;
  line-height: 1.2;
}

.case-study-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin: 2.5rem 0;
}

.cs-stat-card {
  background-color: var(--color-bg-light);
  padding: 1.5rem;
  border-radius: var(--border-radius-sm);
  border-left: 4px solid var(--color-primary-light);
}

.cs-stat-card:nth-child(2) { border-left-color: var(--color-accent); }
.cs-stat-card:nth-child(3) { border-left-color: var(--color-accent-light); }

.cs-stat-number {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-primary-light);
}

.cs-stat-label {
  font-size: 0.8rem;
  text-transform: uppercase;
  color: var(--color-text-muted);
  letter-spacing: 1px;
  margin-top: 0.25rem;
}

/* Process Flow Graphic */
.process-flow {
  display: flex;
  justify-content: space-between;
  position: relative;
  margin-top: 4rem;
}

.process-flow::before {
  content: '';
  position: absolute;
  top: 30px;
  left: 10%;
  width: 80%;
  height: 2px;
  border-top: 2px dashed var(--color-border);
  z-index: 1;
}

.process-step {
  position: relative;
  z-index: 2;
  text-align: center;
  width: 28%;
}

.step-num {
  width: 60px;
  height: 60px;
  background-color: var(--color-bg-white);
  border: 2px solid var(--color-accent-light);
  color: var(--color-primary-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.25rem;
  margin: 0 auto 1rem auto;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
  transition: var(--transition-normal);
}

.process-step:hover .step-num {
  background-color: var(--color-accent-light);
  color: var(--color-bg-white);
  transform: scale(1.1);
}

.process-step h4 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  color: var(--color-primary-light);
}

.process-step p {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

/* Dashboard Mockup Panel */
.dashboard-mockup {
  background-color: #061813;
  border: 1px solid var(--color-border-dark);
  border-radius: var(--border-radius-md);
  padding: 1.5rem;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
  overflow: hidden;
}

.mockup-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--color-border-dark);
  padding-bottom: 1rem;
  margin-bottom: 1.5rem;
}

.mockup-title {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  color: var(--color-accent);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.mockup-window-controls {
  display: flex;
  gap: 6px;
}

.mockup-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.2);
}

.mockup-dot:nth-child(1) { background-color: #ff5f56; }
.mockup-dot:nth-child(2) { background-color: #ffbd2e; }
.mockup-dot:nth-child(3) { background-color: #27c93f; }

.mockup-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.mockup-card {
  background-color: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--border-radius-sm);
  padding: 1rem;
}

.mockup-card-span {
  grid-column: span 2;
}

.mockup-card h5 {
  font-size: 0.75rem;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.5);
  margin-bottom: 0.5rem;
}

.mockup-val {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-bg-white);
}

.mockup-val.savings-active {
  color: var(--color-accent-light);
}

.mockup-chart {
  height: 120px;
  margin-top: 0.5rem;
  display: flex;
  align-items: flex-end;
}

/* Sustainability Section */
.sustainability-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.sus-content h3 {
  font-size: 1.85rem;
  color: var(--color-bg-white);
  margin-bottom: 1.5rem;
}

.sus-content p {
  opacity: 0.85;
  margin-bottom: 2rem;
  font-size: 1.05rem;
}

.sus-bullets {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

.sus-bullet-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.sus-bullet-item i {
  color: var(--color-accent-light);
  font-size: 1.5rem;
  background-color: rgba(46, 196, 182, 0.1);
  padding: 0.5rem;
  border-radius: 50%;
}

.sus-bullet-title {
  font-weight: 600;
  font-size: 1.1rem;
  margin-bottom: 0.25rem;
}

.sus-bullet-desc {
  font-size: 0.9rem;
  opacity: 0.75;
}

/* CO2 Calculator Component */
.calculator-box {
  background-color: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--border-radius-md);
  padding: 3rem;
  backdrop-filter: blur(5px);
}

.calc-title {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
  color: var(--color-bg-white);
}

.calc-subtitle {
  font-size: 0.9rem;
  opacity: 0.7;
  margin-bottom: 2rem;
}

.form-group {
  margin-bottom: 1.5rem;
  position: relative;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-accent);
  margin-bottom: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.form-input {
  width: 100%;
  background-color: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--border-radius-sm);
  padding: 1rem 1.25rem;
  font-family: var(--font-body);
  color: var(--color-bg-white);
  font-size: 1.1rem;
  transition: var(--transition-fast);
}

.form-input:focus {
  outline: none;
  border-color: var(--color-accent);
  background-color: rgba(255, 255, 255, 0.08);
}

.calc-results {
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.calc-result-card {
  background-color: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.05);
  padding: 1.25rem;
  border-radius: var(--border-radius-sm);
  text-align: center;
}

.calc-result-val {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-accent-light);
}

.calc-result-label {
  font-size: 0.75rem;
  opacity: 0.6;
  text-transform: uppercase;
  margin-top: 0.25rem;
}

/* Contact Section */
.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 4rem;
}

.contact-info h3 {
  font-size: 2.25rem;
  color: var(--color-primary-light);
  margin-bottom: 1.5rem;
}

.contact-info p {
  color: var(--color-text-muted);
  margin-bottom: 3rem;
  font-size: 1.05rem;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

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

.contact-detail-item i {
  font-size: 1.5rem;
  color: var(--color-accent-light);
  background-color: var(--color-bg-light);
  padding: 1rem;
  border-radius: var(--border-radius-sm);
}

.contact-detail-item h4 {
  font-size: 1.1rem;
  margin-bottom: 0.25rem;
}

.contact-detail-item p {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  margin-bottom: 0;
}

/* Contact Form styling */
.contact-form-container {
  background-color: var(--color-bg-light);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  padding: 3rem;
}

.c-form .form-group label {
  color: var(--color-primary-light);
}

.c-form .form-input {
  background-color: var(--color-bg-white);
  border-color: var(--color-border);
  color: var(--color-text-dark);
}

.c-form .form-input:focus {
  border-color: var(--color-primary-light);
  background-color: var(--color-bg-white);
}

.c-form select.form-input {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230b3d2e' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1.25rem center;
  background-size: 1.25rem;
  padding-right: 3rem;
}

/* HTML5 Form Validation Highlight */
.c-form input:focus:invalid, 
.c-form select:focus:invalid, 
.c-form textarea:focus:invalid {
  border-color: #ff6b6b;
}

.c-form input:user-valid,
.c-form select:user-valid,
.c-form textarea:user-valid {
  border-color: var(--color-accent-light);
}

.form-success-msg {
  display: none;
  background-color: rgba(46, 196, 182, 0.1);
  border: 1px solid var(--color-accent-light);
  color: var(--color-primary-light);
  border-radius: var(--border-radius-sm);
  padding: 1.5rem;
  text-align: center;
  margin-bottom: 2rem;
  animation: fadeIn 0.4s ease;
}

.form-success-msg i {
  font-size: 2rem;
  color: var(--color-accent-light);
  margin-bottom: 0.5rem;
  display: block;
}

/* Footer styling */
.footer {
  background-color: #030d0a;
  color: var(--color-text-light);
  padding: 5rem 0 2.5rem 0;
  border-top: 1px solid var(--color-border-dark);
}

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

.footer-brand .logo {
  margin-bottom: 1.5rem;
}

.footer-brand p {
  font-size: 0.95rem;
  opacity: 0.7;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.social-links {
  display: flex;
  gap: 1rem;
}

.social-links a {
  width: 40px;
  height: 40px;
  background-color: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--border-radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-normal);
}

.social-links a:hover {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-primary);
  transform: translateY(-3px);
}

.footer-col h4 {
  font-size: 1.1rem;
  margin-bottom: 1.5rem;
  color: var(--color-bg-white);
  font-family: var(--font-heading);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.footer-links a {
  font-size: 0.9rem;
  opacity: 0.7;
}

.footer-links a:hover {
  opacity: 1;
  color: var(--color-accent);
  padding-left: 0.25rem;
}

.footer-newsletter p {
  font-size: 0.9rem;
  opacity: 0.7;
  margin-bottom: 1.25rem;
}

.newsletter-form {
  display: flex;
  gap: 0.5rem;
}

.newsletter-form .form-input {
  padding: 0.75rem 1rem;
  font-size: 0.95rem;
  flex-grow: 1;
}

.newsletter-form .btn {
  padding: 0.75rem 1.25rem;
}

.footer-bottom {
  border-top: 1px solid var(--color-border-dark);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  opacity: 0.5;
}

.footer-bottom-links {
  display: flex;
  gap: 1.5rem;
}

/* Scroll Reveal Base Settings */
.reveal-fade, 
.reveal-slide-up, 
.reveal-slide-left, 
.reveal-slide-right {
  opacity: 0;
  transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: transform, opacity;
}

.reveal-slide-up {
  transform: translateY(40px);
}

.reveal-slide-left {
  transform: translateX(-40px);
}

.reveal-slide-right {
  transform: translateX(40px);
}

.reveal-visible {
  opacity: 1 !important;
  transform: translate(0, 0) !important;
}

/* Sequence Delays */
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }

/* Responsive Media Queries */
@media (max-width: 1100px) {
  .challenges-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .approach-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .values-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .team-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .services-tabs {
    grid-template-columns: repeat(2, 1fr);
  }
  .industries-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .flexibility-highlight {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 900px) {
  .section-title {
    font-size: 2.25rem;
  }
  .hero-title {
    font-size: 2.75rem;
  }
  .about-grid,
  .case-study-grid,
  .sustainability-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .tab-content.active {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
  }
  .timeline {
    grid-template-columns: 1fr;
    gap: 3rem;
    padding-left: 2rem;
  }
  .timeline::before {
    width: 2px;
    height: 100%;
    left: 0;
    top: 0;
  }
  .timeline-node::before {
    left: -24px;
    top: 6px;
  }
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 80px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 80px);
    background-color: var(--color-primary);
    flex-direction: column;
    align-items: center;
    padding: 3rem 0;
    gap: 2rem;
    transition: var(--transition-normal);
    z-index: 999;
    border-top: 1px solid var(--color-border-dark);
  }
  .nav-links.active {
    left: 0;
  }
  .hamburger {
    display: block;
  }
  .hero-stats-strip {
    grid-template-columns: repeat(2, 1fr);
  }
  .challenges-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .approach-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .process-flow {
    flex-direction: column;
    gap: 3rem;
  }
  .process-flow::before {
    display: none;
  }
  .process-step {
    width: 100%;
  }
}

@media (max-width: 576px) {
  .challenges-grid,
  .approach-grid,
  .industries-grid,
  .values-grid,
  .team-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .hero-actions {
    flex-direction: column;
    gap: 1rem;
  }
  .services-tabs {
    grid-template-columns: 1fr;
  }
  .calc-results {
    grid-template-columns: 1fr;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
}