/* ===== Security-Focused Design System ===== */
:root {
  /* Primary Colors - Security Theme */
  --primary: #0a1929;
  --primary-light: #1e3a52;
  --primary-dark: #000814;
  --accent: #00d4ff;
  --accent-dark: #00b8e6;
  --accent-glow: rgba(0, 212, 255, 0.3);

  /* Neutral Colors */
  --dark: #0d1117;
  --gray-900: #161b22;
  --gray-800: #21262d;
  --gray-700: #30363d;
  --gray-600: #484f58;
  --gray-500: #6e7681;
  --gray-400: #8b949e;
  --gray-300: #c9d1d9;
  --gray-200: #e6edf3;
  --gray-100: #f0f6fc;
  --white: #ffffff;

  /* Typography */
  --font-primary: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-display: "Space Grotesk", "Inter", sans-serif;

  /* Spacing */
  --section-padding: 100px;
  --section-padding-mobile: 60px;

  /* Effects */
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
  --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.2);
}

/* ===== Global Styles ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-primary);
  color: var(--gray-800);
  line-height: 1.6;
  font-size: 16px;
  overflow-x: hidden;
  background-color: var(--white);
}

html {
  scroll-behavior: smooth;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

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

img {
  max-width: 100%;
  height: auto;
}

/* ===== Navbar ===== */
.navbar {
  padding: 1.25rem 0;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.05);
  transition: var(--transition);
}

.navbar.scrolled {
  box-shadow: var(--shadow-sm);
}

.navbar-brand img {
  transition: var(--transition);
}

.navbar-brand:hover img {
  opacity: 0.85;
}

.nav-link {
  font-weight: 500;
  color: var(--gray-700) !important;
  padding: 0.5rem 1rem !important;
  font-size: 15px;
  letter-spacing: -0.01em;
  transition: var(--transition);
  position: relative;
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 1rem;
  right: 1rem;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  transform: scaleX(0);
  transition: var(--transition);
}

.nav-link:hover {
  color: var(--primary) !important;
}

.nav-link:hover::after {
  transform: scaleX(1);
}

.navbar .btn-primary {
  padding: 0.625rem 1.5rem;
  font-weight: 600;
  font-size: 14px;
}

/* ===== Hero Section ===== */
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  overflow: hidden;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: radial-gradient(circle at 20% 50%, rgba(0, 212, 255, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(0, 212, 255, 0.08) 0%, transparent 50%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  animation: fadeInUp 0.8s ease-out;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 1.25rem;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50px;
  color: var(--white);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.hero-title {
  font-size: 4.5rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1.1;
  margin-bottom: 1.5rem;
  letter-spacing: -0.03em;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.7;
  max-width: 600px;
  margin: 0 auto;
}

.scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255, 255, 255, 0.6);
  font-size: 1.5rem;
  animation: bounce 2s infinite;
}

/* ===== Buttons ===== */
.btn {
  font-weight: 600;
  padding: 0.875rem 2rem;
  border-radius: 8px;
  transition: var(--transition);
  border: none;
  font-size: 15px;
  letter-spacing: -0.01em;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
  color: var(--primary);
  box-shadow: 0 4px 16px var(--accent-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px var(--accent-glow);
  color: var(--primary);
}

.btn-outline-light {
  border: 2px solid rgba(255, 255, 255, 0.3);
  color: var(--white);
  background-color: transparent;
}

.btn-outline-light:hover {
  background-color: rgba(255, 255, 255, 0.1);
  border-color: var(--white);
  color: var(--white);
  transform: translateY(-2px);
}

.btn-lg {
  padding: 1rem 2.5rem;
  font-size: 16px;
}

/* ===== Stats Section ===== */
.stats-section {
  padding: 3rem 0;
  background-color: var(--white);
  border-bottom: 1px solid var(--gray-200);
}

.stat-item {
  text-align: center;
  padding: 1.5rem 1rem;
}

.stat-number {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 0.5rem;
}

.stat-label {
  font-size: 14px;
  font-weight: 600;
  color: var(--gray-600);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ===== Section Styles ===== */
.services-section,
.about-section,
.contact-section {
  padding: var(--section-padding) 0;
}

.section-label {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-title {
  font-size: 3rem;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: -0.03em;
  line-height: 1.2;
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--gray-600);
  line-height: 1.7;
}

/* ===== Services Section ===== */
.services-section {
  background-color: var(--gray-100);
}

.service-card {
  padding: 2.5rem;
  background-color: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 16px;
  transition: var(--transition);
  height: 100%;
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: var(--transition);
}

.service-card:hover {
  border-color: var(--accent);
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-card.featured {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  border-color: var(--primary);
  color: var(--white);
}

.service-card.featured .service-title,
.service-card.featured .service-description,
.service-card.featured .service-features li {
  color: var(--white);
}

.service-card.featured .service-icon {
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(10px);
}

.featured-badge {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  padding: 0.375rem 0.875rem;
  background: var(--accent);
  color: var(--primary);
  font-size: 12px;
  font-weight: 700;
  border-radius: 50px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.service-icon {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  box-shadow: 0 4px 16px var(--accent-glow);
}

.service-icon i {
  font-size: 1.75rem;
  color: var(--white);
}

.service-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 1rem;
}

.service-description {
  font-size: 15px;
  color: var(--gray-600);
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.service-features {
  list-style: none;
  padding: 0;
  margin: 0;
}

.service-features li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 14px;
  color: var(--gray-700);
  margin-bottom: 0.75rem;
  font-weight: 500;
}

.service-features li:last-child {
  margin-bottom: 0;
}

.service-features i {
  color: var(--accent);
  font-size: 1rem;
  flex-shrink: 0;
}

/* ===== About Section ===== */
.about-section {
  background-color: var(--white);
}

.about-content {
  padding-right: 2rem;
}

.about-text {
  font-size: 1.0625rem;
  color: var(--gray-600);
  line-height: 1.8;
}

.about-text strong {
  color: var(--primary);
  font-weight: 700;
}

.about-features {
  margin-top: 2.5rem;
}

.feature-item {
  display: flex;
  gap: 1.25rem;
  margin-bottom: 2rem;
  padding: 1.5rem;
  background-color: var(--gray-100);
  border-radius: 12px;
  transition: var(--transition);
}

.feature-item:hover {
  background-color: var(--white);
  box-shadow: var(--shadow-md);
  transform: translateX(8px);
}

.feature-item:last-child {
  margin-bottom: 0;
}

.feature-icon {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.feature-icon i {
  font-size: 1.5rem;
  color: var(--white);
}

.feature-content h4 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 0.5rem;
}

.feature-content p {
  font-size: 14px;
  color: var(--gray-600);
  margin-bottom: 0;
  line-height: 1.6;
}

.about-image-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 1.5rem;
  height: 100%;
}

.image-item {
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  position: relative;
}

.image-item.large {
  grid-row: 1 / 3;
}

.image-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

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

/* ===== Contact Section ===== */
.contact-section {
  background: linear-gradient(135deg, var(--gray-100) 0%, var(--white) 100%);
}

.contact-form-wrapper {
  padding: 3rem;
  background-color: var(--white);
  border-radius: 16px;
  box-shadow: var(--shadow-md);
}

.contact-info-wrapper {
  padding: 3rem;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  border-radius: 16px;
  color: var(--white);
  height: 100%;
  box-shadow: var(--shadow-lg);
}

.form-floating > label {
  font-weight: 500;
  font-size: 14px;
  color: var(--gray-600);
}

.form-control,
.form-select {
  padding: 1rem 1.25rem;
  border: 2px solid var(--gray-200);
  border-radius: 8px;
  font-size: 15px;
  transition: var(--transition);
  background-color: var(--white);
}

.form-control:focus,
.form-select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-glow);
  outline: none;
}

.form-floating > .form-control:focus ~ label,
.form-floating > .form-control:not(:placeholder-shown) ~ label,
.form-floating > .form-select ~ label {
  color: var(--accent);
}

.contact-info-item {
  display: flex;
  gap: 1.25rem;
  margin-bottom: 2rem;
  padding: 1.5rem;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(10px);
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: var(--transition);
}

.contact-info-item:hover {
  background: rgba(255, 255, 255, 0.12);
  transform: translateX(8px);
}

.contact-info-item:last-child {
  margin-bottom: 0;
}

.info-icon {
  width: 48px;
  height: 48px;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.info-icon i {
  font-size: 1.25rem;
  color: var(--accent);
}

.info-content h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 0.5rem;
}

.info-content p {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.6;
  margin-bottom: 0;
}

.info-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--accent);
  font-size: 14px;
  font-weight: 600;
  margin-top: 0.5rem;
  transition: var(--transition);
}

.info-link:hover {
  color: var(--white);
  gap: 0.75rem;
}

.info-title {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 2rem;
}

/* ===== Footer ===== */
.footer {
  background-color: var(--primary);
  color: var(--gray-400);
  padding: 5rem 0 2rem;
}

.footer-text {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.7;
  max-width: 320px;
}

.footer-heading {
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 1.5rem;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li {
  margin-bottom: 0.75rem;
}

.footer-links a,
.footer-links li {
  color: rgba(255, 255, 255, 0.6);
  font-size: 15px;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.footer-links a:hover {
  color: var(--accent);
  padding-left: 5px;
}

.social-links {
  display: flex;
  gap: 0.75rem;
}

.social-link {
  width: 44px;
  height: 44px;
  background-color: rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  transition: var(--transition);
}

.social-link:hover {
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: var(--primary);
  transform: translateY(-3px);
  box-shadow: 0 4px 16px var(--accent-glow);
}

.footer-bottom {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
}

.footer-bottom p {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.5);
}

/* ===== WhatsApp Float Button ===== */
.whatsapp-float {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, #25d366, #20ba5a);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4);
  z-index: 1000;
  transition: var(--transition);
  animation: pulse 2s infinite;
}

.whatsapp-float:hover {
  background: linear-gradient(135deg, #20ba5a, #1da851);
  color: var(--white);
  transform: scale(1.1);
  box-shadow: 0 12px 32px rgba(37, 211, 102, 0.6);
  animation: none;
}

/* ===== Animations ===== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes bounce {
  0%,
  20%,
  50%,
  80%,
  100% {
    transform: translateX(-50%) translateY(0);
  }
  40% {
    transform: translateX(-50%) translateY(-10px);
  }
  60% {
    transform: translateX(-50%) translateY(-5px);
  }
}

@keyframes pulse {
  0%,
  100% {
    box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4);
  }
  50% {
    box-shadow: 0 8px 24px rgba(37, 211, 102, 0.6), 0 0 0 12px rgba(37, 211, 102, 0.1);
  }
}

/* ===== Responsive Design ===== */
@media (max-width: 991px) {
  :root {
    --section-padding: 80px;
  }

  .hero-title {
    font-size: 3.5rem;
  }

  .section-title {
    font-size: 2.5rem;
  }

  .about-content {
    padding-right: 0;
    margin-bottom: 3rem;
  }

  .about-image-grid {
    grid-template-columns: 1fr 1fr;
  }

  .image-item.large {
    grid-row: auto;
  }

  .contact-form-wrapper,
  .contact-info-wrapper {
    padding: 2.5rem;
  }
}

@media (max-width: 767px) {
  :root {
    --section-padding: 60px;
  }

  .hero-section {
    padding-top: 80px;
  }

  .hero-title {
    font-size: 2.5rem;
  }

  .hero-subtitle {
    font-size: 1.0625rem;
  }

  .section-title {
    font-size: 2rem;
  }

  .stat-number {
    font-size: 2rem;
  }

  .service-card {
    padding: 2rem;
  }

  .feature-item {
    padding: 1.25rem;
  }

  .contact-form-wrapper,
  .contact-info-wrapper {
    padding: 2rem;
  }

  .whatsapp-float {
    width: 56px;
    height: 56px;
    font-size: 1.75rem;
    bottom: 20px;
    right: 20px;
  }
}

@media (max-width: 575px) {
  .hero-title {
    font-size: 2rem;
  }

  .btn-lg {
    padding: 0.875rem 2rem;
    font-size: 15px;
  }

  .service-card {
    padding: 1.75rem;
  }

  .about-image-grid {
    grid-template-columns: 1fr;
  }
}