:root {
  --primary-red: #d32f2f;
  --dark-red: #b71c1c;
  --light-red: #ffebee;
  --white: #ffffff;
  --black: #212529;
  --light-gray: #f8f9fa;
  --dark-gray: #343a40;
  --text-dark: #212529;
  --gradient-red: linear-gradient(135deg, #d32f2f 0%, #b71c1c 100%);
  --gradient-dark: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Helvetica,
    Arial;
  background-color: var(--white);
  color: var(--text-dark);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  line-height: 1.6;
}

.navbar {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: 0 2px 30px rgba(0, 0, 0, 0.1);
  padding: 1rem 0;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.navbar.scrolled {
  padding: 0.7rem 0;
  box-shadow: 0 5px 25px rgba(0, 0, 0, 0.1);
}

.navbar-logo {
  height: 70px;
  /* margin-right: 10px; */
  vertical-align: middle;
}

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

/* .brand {
  font-weight: 800;
  letter-spacing: -0.5px;
  color: var(--black) !important;
  font-size: 1.6rem;
  position: relative;
  overflow: hidden;
}

.brand span {
  color: var(--primary-red);
  position: relative;
}

.brand::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-red);
  transition: width 0.3s ease;
}

.brand:hover::after {
  width: 100%;
} */

.nav-link {
  color: var(--black) !important;
  font-weight: 500;
  margin: 0 0.8rem;
  position: relative;
  padding: 0.5rem 0 !important;
  transition: all 0.3s ease;
}

.nav-link::before {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--primary-red);
  transition: all 0.3s ease;
  transform: translateX(-50%);
}

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

.quote-btn {
  background: var(--gradient-red);
  color: var(--white) !important;
  font-weight: 600;
  border-radius: 50px;
  padding: 0.6rem 1.8rem !important;
  transition: all 0.3s ease;
  border: none;
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(211, 47, 47, 0.3);
}

.quote-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(211, 47, 47, 0.4);
}

section {
  padding: 5rem 0;
}

.hero-section {
  background: linear-gradient(
    135deg,
    var(--dark-red) 0%,
    var(--primary-red) 100%
  );
  color: var(--white);
  padding: 8rem 0 5rem;
  text-align: center;
}

.hero-section h1 {
  font-size: 3.5rem;
  font-weight: 800;
  margin-bottom: 1rem;
}

.hero-section p {
  font-size: 1.2rem;
  opacity: 0.9;
  max-width: 600px;
  margin: 0 auto;
}

.capability-card {
  background: var(--white);
  border-radius: 15px;
  padding: 2.5rem;
  height: 100%;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
  border-top: 5px solid transparent;
  position: relative;
  overflow: hidden;
  opacity: 0;
  transform: translateY(30px);
}

.capability-card.animate {
  opacity: 1;
  transform: translateY(0);
}

.capability-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(211, 47, 47, 0.1),
    transparent
  );
  transition: left 0.5s ease;
}

.capability-card:hover::before {
  left: 100%;
}

.capability-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
  border-top: 5px solid var(--primary-red);
}

.capability-icon {
  width: 80px;
  height: 80px;
  background: var(--light-red);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  font-size: 2rem;
  color: var(--primary-red);
  transition: all 0.3s ease;
}

.capability-card:hover .capability-icon {
  background: var(--primary-red);
  color: var(--white);
  transform: scale(1.1);
}

.specs-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 1rem;
}

.specs-table th,
.specs-table td {
  padding: 0.75rem;
  text-align: left;
  border-bottom: 1px solid #dee2e6;
}

.specs-table th {
  background-color: var(--light-red);
  font-weight: 600;
}

.tech-badge {
  display: inline-block;
  background: var(--light-red);
  color: var(--primary-red);
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 500;
  margin: 0.25rem;
}

.process-flow {
  position: relative;
  padding: 2rem 0;
}

.process-step {
  text-align: center;
  padding: 2rem;
  background: var(--white);
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
  position: relative;
  z-index: 2;
  margin-bottom: 2rem;
  opacity: 0;
  transform: translateY(30px);
}

.process-step.animate {
  opacity: 1;
  transform: translateY(0);
}

.process-step::after {
  content: "→";
  position: absolute;
  right: -30px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 2rem;
  color: var(--primary-red);
  z-index: 1;
}

.process-step:last-child::after {
  display: none;
}

.step-number {
  width: 50px;
  height: 50px;
  background: var(--primary-red);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  margin: 0 auto 1rem;
  font-size: 1.2rem;
}

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

footer {
  background: var(--dark-gray);
  color: var(--white);
  padding: 4rem 0 2rem;
}

.footer-links a {
  color: var(--white);
  text-decoration: none;
  margin-right: 1.5rem;
  transition: color 0.3s ease;
}

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

.social-links a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 45px;
  height: 45px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  margin-right: 0.8rem;
  transition: all 0.3s ease;
}

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

@media (max-width: 768px) {
  .hero-section h1 {
    font-size: 2.5rem;
  }

  .hero-section {
    padding: 6rem 0 3rem;
  }

  section {
    padding: 3rem 0;
  }

  .process-step::after {
    display: none;
  }
}

@media (max-width: 576px) {
  .specs-table {
    font-size: 0.85rem;
  }

  .specs-table th,
  .specs-table td {
    padding: 0.5rem 0.25rem;
  }
}


.page-loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    opacity: 1;
    transition: opacity 0.5s ease;
}

.page-loader.fade-out {
    opacity: 0;
    pointer-events: none;
}

.logo-loader {
    text-align: center;
}

.logo-container {
    position: relative;
    margin-bottom: 2rem;
}

.loader-logo {
    width: 120px;
    height: 120px;
    animation: gentleFloat 3s ease-in-out infinite;
    filter: drop-shadow(0 5px 15px rgba(0, 0, 0, 0.1));
}

@keyframes gentleFloat {
    0%, 100% {
        transform: translateY(0) scale(1);
    }
    50% {
        transform: translateY(-10px) scale(1.02);
    }
}

.pulse-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 140px;
    height: 140px;
    border: 2px solid var(--primary-red);
    border-radius: 50%;
    animation: pulseRing 2s ease-out infinite;
    opacity: 0;
}

.ring-2 {
    animation-delay: 0.5s;
    width: 160px;
    height: 160px;
}

@keyframes pulseRing {
    0% {
        opacity: 0.8;
        transform: translate(-50%, -50%) scale(0.8);
    }
    100% {
        opacity: 0;
        transform: translate(-50%, -50%) scale(1.2);
    }
}

.loading-dots {
    display: flex;
    justify-content: center;
    gap: 6px;
    margin-top: 1rem;
}

.loading-dots span {
    width: 8px;
    height: 8px;
    background: var(--primary-red);
    border-radius: 50%;
    animation: dotBounce 1.4s ease-in-out infinite both;
}

.loading-dots span:nth-child(1) { animation-delay: -0.32s; }
.loading-dots span:nth-child(2) { animation-delay: -0.16s; }

@keyframes dotBounce {
    0%, 80%, 100% {
        transform: scale(0.8);
        opacity: 0.5;
    }
    40% {
        transform: scale(1.2);
        opacity: 1;
    }
}

.loader-text span {
    color: var(--dark-gray);
    font-weight: 500;
    font-size: 1.1rem;
}

@media (max-width: 576px) {
  .navbar-logo {
    height: 30px;
    /* margin-right: 10px; */
    vertical-align: middle;
  }
}