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

:root {
  /* True Digital CI Colors */
  --true-red: #e42313;
  --true-red-hover: #c41c0e;
  --true-dark: #121212;
  --true-darker: #0a0a0a;
  --true-grey: #262626;
  --text-primary: #ffffff;
  --text-secondary: #a1a1aa;
  
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: 'Inter', sans-serif;
  background-color: var(--true-darker);
  color: var(--text-primary);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a {
  text-decoration: none;
  color: inherit;
}

ul {
  list-style: none;
}

/* Utils */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.title-underline {
  height: 4px;
  width: 60px;
  background-color: var(--true-red);
  margin-top: 0.5rem;
  border-radius: 2px;
}

/* Navbar */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background: rgba(10, 10, 10, 0.8);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  z-index: 1000;
  transition: var(--transition);
}

.navbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: clamp(1rem, 4.5vw, 1.25rem);
  color: #fff;
  letter-spacing: -0.5px;
  white-space: nowrap;
}

.nav-brand span {
  color: var(--true-red);
}

.nav-links {
  display: flex;
  gap: 2rem;
}

.nav-links a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: var(--transition);
}

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

.btn-primary {
  background-color: var(--true-red);
  color: white;
  padding: 0.35rem 0.75rem;
  border-radius: 4px;
  font-weight: 500;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.75rem;
}

.btn-primary svg {
  width: 14px;
  height: 14px;
}

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

.mobile-break {
  display: none;
}

/* Hero Section */
.hero {
  padding: 160px 0 100px;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle at 20% 30%, rgba(228, 35, 19, 0.5) 0%, transparent 35%),
              radial-gradient(circle at 80% 70%, rgba(228, 35, 19, 0.4) 0%, transparent 35%);
  z-index: -1;
  animation: heroOrbit 15s linear infinite;
}

@keyframes heroOrbit {
  0% {
    transform: rotate(0deg) scale(1);
    opacity: 0.8;
  }
  50% {
    transform: rotate(180deg) scale(1.2);
    opacity: 1;
  }
  100% {
    transform: rotate(360deg) scale(1);
    opacity: 0.8;
  }
}

.hero-content {
  max-width: 800px;
}

.hero-badge {
  display: inline-block;
  padding: 0.25rem 1rem;
  background: rgba(228, 35, 19, 0.1);
  color: var(--true-red);
  border-radius: 50px;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.hero h1 {
  font-size: 4.5rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  letter-spacing: -1.5px;
}

.hero-highlight {
  color: var(--true-red);
}

.hero p {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
  max-width: 600px;
}

.hero-stats {
  display: flex;
  gap: 3rem;
  margin-top: 4rem;
}

.stat-item h3 {
  font-size: 2rem;
  font-weight: 700;
  color: #fff;
}

.stat-item p {
  font-size: 0.875rem;
  margin-bottom: 0;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Innovations Section */
.innovations {
  padding: 6rem 0;
  background-color: var(--true-dark);
}

.section-header {
  margin-bottom: 4rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.section-header h2 {
  font-size: 2.5rem;
  font-weight: 700;
  letter-spacing: -0.5px;
}

.section-header p {
  color: var(--text-secondary);
  margin-top: 1rem;
  max-width: 600px;
}

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

.card {
  background: var(--true-darker);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 12px;
  overflow: hidden;
  transition: var(--transition);
  position: relative;
  group: hover;
}

.card:hover {
  transform: translateY(-8px);
  border-color: rgba(228, 35, 19, 0.3);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.card-img-wrapper {
  height: 200px;
  overflow: hidden;
  position: relative;
}

.card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s ease;
}

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

.card-content {
  padding: 2rem;
}

.card-icon {
  width: 48px;
  height: 48px;
  background: rgba(228, 35, 19, 0.1);
  color: var(--true-red);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.card h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

.card-arrow {
  position: absolute;
  bottom: 2rem;
  right: 2rem;
  color: var(--true-red);
  opacity: 0;
  transform: translateX(-10px);
  transition: var(--transition);
}

.card:hover .card-arrow {
  opacity: 1;
  transform: translateX(0);
}

/* Footer */
.footer {
  background: #000;
  padding: 4rem 0 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 4rem;
  margin-bottom: 3rem;
}

.footer-grid.centered {
  display: flex;
  justify-content: center;
  text-align: center;
}

.footer-grid.centered .footer-brand p {
  margin: 0 auto;
}

.footer-brand h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.footer-brand span {
  color: var(--true-red);
}

.footer-brand p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  max-width: 800px;
}

.footer-col h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-col a {
  color: var(--text-secondary);
  font-size: 0.95rem;
  transition: var(--transition);
}

.footer-col a:hover {
  color: var(--text-primary);
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--text-secondary);
  font-size: 0.875rem;
}

/* Responsive */
@media (max-width: 1024px) {
  .innovations-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 992px) {
  .hero h1 {
    font-size: 3.5rem;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  .mobile-break {
    display: block;
  }
  .btn-text {
    line-height: 1.1;
    text-align: left;
  }
  .hero h1 {
    font-size: 2.5rem;
  }
  .hero-stats {
    flex-wrap: wrap;
    gap: 2rem;
  }
  .innovations-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
}