/* ===== NAGAR RAKSHAK - Design System ===== */

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

/* CSS Variables */
:root {
  /* Primary Colors - Deep Black */
  --color-bg-primary: #0A0A0F;
  --color-bg-secondary: #12121A;
  --color-bg-tertiary: #1A1A25;

  /* Accent Colors - Purple Neon */
  --color-accent-primary: #A855F7;
  --color-accent-secondary: #C084FC;
  --color-accent-gradient: linear-gradient(135deg, #7C3AED 0%, #A855F7 50%, #C084FC 100%);

  /* Text Colors */
  --color-text-primary: #FFFFFF;
  --color-text-secondary: #A1A1AA;
  --color-text-muted: #71717A;

  /* Glass Effect */
  --glass-bg: rgba(18, 18, 26, 0.8);
  --glass-border: rgba(168, 85, 247, 0.15);
  --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);

  /* Neon Glow */
  --neon-glow: 0 0 20px rgba(168, 85, 247, 0.3);

  /* Typography */
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* Spacing */
  --section-padding: 100px 0;
  --container-max: 1200px;

  /* Transitions */
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: all 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

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

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

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

/* Background Grid Pattern */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image:
    linear-gradient(rgba(168, 85, 247, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(168, 85, 247, 0.02) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  z-index: -1;
}

/* Container */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

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

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
}

h3 {
  font-size: clamp(1.25rem, 2vw, 1.5rem);
}

p {
  color: var(--color-text-secondary);
  font-size: 1.1rem;
}

/* Gradient Text */
.gradient-text {
  background: var(--color-accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ===== NAVIGATION ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: 20px 0;
  z-index: 1000;
  transition: var(--transition-smooth);
}

.navbar.scrolled {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  padding: 15px 0;
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text-primary);
  text-decoration: none;
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: var(--color-accent-gradient);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.nav-links {
  display: flex;
  gap: 40px;
  list-style: none;
}

.nav-links a {
  color: var(--color-text-secondary);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  transition: var(--transition-smooth);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent-gradient);
  transition: var(--transition-smooth);
}

.nav-links a:hover {
  color: var(--color-text-primary);
}

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

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 5px;
}

.mobile-menu-btn span {
  width: 25px;
  height: 2px;
  background: var(--color-text-primary);
  transition: var(--transition-smooth);
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  border-radius: 12px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition-smooth);
  border: none;
}

.btn-primary {
  background: var(--color-accent-gradient);
  color: var(--color-text-primary);
  box-shadow: 0 4px 20px rgba(168, 85, 247, 0.4);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(168, 85, 247, 0.5), var(--neon-glow);
}

.btn-secondary {
  background: transparent;
  color: var(--color-text-primary);
  border: 2px solid var(--glass-border);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  border-color: var(--color-accent-primary);
  background: rgba(168, 85, 247, 0.1);
}

/* ===== HERO SECTION ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding-top: 100px;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -30%;
  width: 80%;
  height: 150%;
  background: radial-gradient(circle, rgba(168, 85, 247, 0.12) 0%, transparent 60%);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -20%;
  left: -20%;
  width: 60%;
  height: 60%;
  background: radial-gradient(circle, rgba(124, 58, 237, 0.08) 0%, transparent 60%);
  pointer-events: none;
}

.hero-content {
  max-width: 800px;
  position: relative;
  z-index: 2;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: rgba(168, 85, 247, 0.1);
  border: 1px solid var(--glass-border);
  border-radius: 50px;
  font-size: 0.9rem;
  color: var(--color-accent-primary);
  margin-bottom: 24px;
  backdrop-filter: blur(10px);
}

.hero-badge::before {
  content: '';
  width: 8px;
  height: 8px;
  background: var(--color-accent-primary);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {

  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }

  50% {
    opacity: 0.5;
    transform: scale(1.2);
  }
}

.hero h1 {
  margin-bottom: 24px;
  letter-spacing: -0.02em;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--color-text-secondary);
  margin-bottom: 40px;
  max-width: 600px;
  line-height: 1.7;
}

.hero-cta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-visual {
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 45%;
  max-width: 600px;
  opacity: 0.9;
}

/* ===== SECTION STYLES ===== */
section {
  padding: var(--section-padding);
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 60px;
}

.section-label {
  display: inline-block;
  color: var(--color-accent-primary);
  font-weight: 600;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 16px;
}

.section-header h2 {
  margin-bottom: 20px;
}

.section-header p {
  font-size: 1.15rem;
}

/* ===== GLASS CARD ===== */
.glass-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 32px;
  backdrop-filter: blur(20px);
  box-shadow: var(--glass-shadow);
  transition: var(--transition-smooth);
}

.glass-card:hover {
  border-color: var(--color-accent-primary);
  transform: translateY(-5px);
}

/* ===== MISSION SECTION ===== */
.mission {
  background: linear-gradient(180deg, var(--color-bg-primary) 0%, var(--color-bg-secondary) 100%);
}

.mission-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.mission-content h2 {
  margin-bottom: 24px;
}

.mission-content p {
  margin-bottom: 20px;
}

.mission-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 40px;
}

.stat-item {
  text-align: center;
  padding: 24px;
  background: rgba(168, 85, 247, 0.05);
  border-radius: 16px;
  border: 1px solid var(--glass-border);
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-accent-primary);
  display: block;
}

.stat-label {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  margin-top: 8px;
}

/* ===== TECHNOLOGY SECTION ===== */
.technology {
  background: var(--color-bg-secondary);
}

.tech-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.tech-card {
  text-align: center;
  padding: 40px 30px;
}

.tech-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 24px;
  background: var(--color-accent-gradient);
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
}

.tech-card h3 {
  margin-bottom: 16px;
  color: var(--color-text-primary);
}

.tech-card p {
  font-size: 1rem;
  line-height: 1.7;
}

.tech-features {
  list-style: none;
  margin-top: 20px;
  text-align: left;
}

.tech-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.tech-features li::before {
  content: '✓';
  color: var(--color-accent-secondary);
  font-weight: 700;
}

/* ===== VALIDATION SECTION ===== */
.validation {
  background: linear-gradient(180deg, var(--color-bg-secondary) 0%, var(--color-bg-primary) 100%);
}

.validation-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}

.validation-card {
  display: flex;
  gap: 24px;
  align-items: flex-start;
}

.validation-icon {
  width: 60px;
  height: 60px;
  min-width: 60px;
  background: var(--color-accent-gradient);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

.validation-card h3 {
  margin-bottom: 12px;
  color: var(--color-text-primary);
}

.validation-card p {
  font-size: 1rem;
}

/* ===== TEAM SECTION ===== */
.team {
  background: var(--color-bg-primary);
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  margin-bottom: 50px;
}

.team-card {
  text-align: center;
  padding: 30px 20px;
}

.team-photo {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  margin: 0 auto 20px;
  overflow: hidden;
  border: 3px solid var(--glass-border);
  position: relative;
  transition: var(--transition-smooth);
}

.team-card:hover .team-photo {
  border-color: var(--color-accent-primary);
  transform: scale(1.05);
}

.team-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.team-card h3 {
  font-size: 1.15rem;
  margin-bottom: 8px;
  color: var(--color-text-primary);
}

.team-role {
  color: var(--color-accent-primary);
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 12px;
}

.team-bio {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

.team-education {
  margin-top: 12px;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  font-style: italic;
}

.team-linkedin {
  display: inline-block;
  margin-top: 16px;
  color: var(--color-accent-primary);
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: none;
  transition: var(--transition-smooth);
}

.team-linkedin:hover {
  color: var(--color-accent-secondary);
  transform: translateX(5px);
}

/* Advisor Card */
.advisor-section {
  max-width: 500px;
  margin: 50px auto 0;
}

.advisor-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 20px;
  padding: 40px;
}

.advisor-card .team-photo {
  width: 140px;
  height: 140px;
  margin: 0;
}

.advisor-card .team-photo img {
  object-position: center 20%;
}

.advisor-info {
  text-align: center;
}

.advisor-info h3 {
  font-size: 1.3rem;
  margin-bottom: 8px;
  color: var(--color-text-primary);
}

.advisor-info .team-role {
  margin-bottom: 12px;
}

.advisor-info p {
  font-size: 1rem;
}

/* ===== FOOTER ===== */
.footer {
  background: var(--color-bg-secondary);
  padding: 60px 0 30px;
  border-top: 1px solid var(--glass-border);
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 60px;
  margin-bottom: 50px;
}

.footer-brand p {
  margin-top: 16px;
  max-width: 300px;
}

.footer-section h4 {
  font-size: 1rem;
  margin-bottom: 20px;
  color: var(--color-text-primary);
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 12px;
}

.footer-links a {
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: var(--transition-smooth);
  font-size: 0.95rem;
}

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

.footer-contact-item {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  color: var(--color-text-secondary);
  font-size: 0.95rem;
}

.footer-contact-item span:first-child {
  color: var(--color-accent-primary);
}

.footer-bottom {
  padding-top: 30px;
  border-top: 1px solid var(--glass-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

/* ===== ANIMATIONS ===== */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in-delay-1 {
  transition-delay: 0.1s;
}

.fade-in-delay-2 {
  transition-delay: 0.2s;
}

.fade-in-delay-3 {
  transition-delay: 0.3s;
}

.fade-in-delay-4 {
  transition-delay: 0.4s;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .hero-visual {
    display: none;
  }

  .mission-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .tech-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

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

  .footer-content {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

@media (max-width: 768px) {
  :root {
    --section-padding: 60px 0;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 20px;
    gap: 20px;
  }

  .nav-links.active {
    display: flex;
  }

  .mobile-menu-btn {
    display: flex;
  }

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

  .btn {
    width: 100%;
    justify-content: center;
  }

  .validation-content {
    grid-template-columns: 1fr;
  }

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

  .advisor-card {
    flex-direction: column;
    text-align: center;
  }

  .advisor-info {
    text-align: center;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
}