:root {
  --color-bg: #09090b;
  --color-surface: #18181b;
  --color-surface-hover: #27272a;
  --color-text-primary: #f8fafc;
  --color-text-secondary: #94a3b8;
  --color-accent: #8b5cf6; /* Vibrant purple */
  --color-accent-glow: rgba(139, 92, 246, 0.5);
  --color-secondary: #3b82f6; /* Electric blue */
  
  --font-primary: 'Inter', sans-serif;
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

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

/* Header */
.navbar {
    background: rgba(9, 9, 11, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    padding: 1rem 0;
}

.navbar .nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    padding: 0 4rem;
}

.logo {
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.05em;
  background: linear-gradient(to right, var(--color-accent), var(--color-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.nav-logo-img {
    height: 56px;
    width: 56px;
    object-fit: cover;
    mix-blend-mode: screen;
}

.nav-links {
    display: flex;
    gap: 2.5rem;
    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);
}

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

.nav-actions {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-secondary) 100%);
  color: white !important;
  padding: 0.75rem 1.5rem;
  border-radius: 9999px;
  font-weight: 600;
  box-shadow: 0 4px 15px var(--color-accent-glow);
  transition: var(--transition-smooth);
  display: inline-block;
  border: none;
  cursor: pointer;
  text-decoration: none;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px var(--color-accent-glow);
}

/* Hero Section */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 5%;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.25;
  z-index: -1;
  mask-image: linear-gradient(to bottom, black 40%, transparent 100%);
  -webkit-mask-image: linear-gradient(to bottom, black 40%, transparent 100%);
}

.hero-content {
  text-align: center;
  max-width: 800px;
  z-index: 10;
  animation: fadeUp 1s ease-out forwards;
}

.badge {
  display: inline-block;
  background: rgba(139, 92, 246, 0.1);
  border: 1px solid rgba(139, 92, 246, 0.3);
  color: #c4b5fd;
  padding: 0.5rem 1rem;
  border-radius: 9999px;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.hero h1 {
  font-size: 4.5rem;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
}

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

/* Features Section */
.features-section {
  padding: 8rem 5%;
  background-color: var(--color-bg);
  position: relative;
}

.section-header {
  text-align: center;
  margin-bottom: 5rem;
}

.section-header h2 {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.section-header p {
  color: var(--color-text-secondary);
  font-size: 1.125rem;
  max-width: 500px;
  margin: 0 auto;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.feature-card {
  background: var(--color-surface);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 24px;
  padding: 2.5rem;
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(255,255,255,0.05) 0%, transparent 100%);
  opacity: 0;
  transition: var(--transition-smooth);
}

.feature-card:hover {
  transform: translateY(-5px);
  border-color: rgba(139, 92, 246, 0.3);
  box-shadow: 0 10px 40px rgba(0,0,0,0.5);
}

.feature-card:hover::before {
  opacity: 1;
}

.feature-icon {
  width: 50px;
  height: 50px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-secondary) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  font-size: 1.5rem;
}

.feature-card h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  font-weight: 600;
}

.feature-card p {
  color: var(--color-text-secondary);
  font-size: 1rem;
}

/* Footer */
.site-footer {
    padding: 4rem 0 0;
    background: var(--color-surface);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--color-text-secondary);
    font-size: 0.95rem;
}

/* Forms */
.consultation-form {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.form-row {
    display: flex;
    gap: 1.5rem;
}
.form-row .form-group {
    flex: 1;
}
@media (max-width: 768px) {
    .form-row {
        flex-direction: column;
    }
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.form-group label {
    color: var(--color-text-primary);
    font-weight: 600;
    font-size: 1.1rem;
    letter-spacing: 0.5px;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="url"],
.form-group input[type="number"],
.form-group input[type="password"],
.form-group select,
.form-group textarea {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 10px;
    padding: 1.25rem;
    color: var(--color-text-primary);
    font-family: inherit;
    font-size: 1.1rem;
    transition: all 0.3s ease;
}
.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(255, 255, 255, 0.3);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    background: rgba(255, 255, 255, 0.05);
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.15);
}

.checkbox-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}

@media (max-width: 768px) {
    .checkbox-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .checkbox-grid {
        grid-template-columns: 1fr;
    }
}

.checkbox-card {
    position: relative;
    cursor: pointer;
    height: 100%;
    display: block;
}

.checkbox-card input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
}

.checkbox-card .card-content {
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    gap: 0.5rem;
    padding: 1.25rem 0.5rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 10px;
    color: var(--color-text-secondary);
    font-size: 1rem;
    font-weight: 500;
    transition: all 0.3s ease;
    height: 100%;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.checkbox-card input:checked ~ .card-content {
    background: rgba(139, 92, 246, 0.1);
    border-color: var(--color-accent);
    color: var(--color-text-primary);
    box-shadow: 0 4px 12px rgba(139, 92, 246, 0.15);
}
.checkbox-card input:focus ~ .card-content {
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.2);
}r-desc {
    max-width: 280px;
    line-height: 1.6;
    margin-top: 0.75rem;
    font-size: 0.9rem;
}

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

@media (min-width: 640px) {
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .footer-grid {
        grid-template-columns: 2fr repeat(3, 1fr);
    }
}

.footer-col h3 {
    color: var(--color-text-primary);
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 1.25rem;
    letter-spacing: -0.2px;
}

.footer-col ul {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    list-style: none;
}

.footer-col a {
    color: var(--color-text-secondary);
    transition: color 0.2s ease;
    text-decoration: none;
}

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

.brand-col .footer-desc {
    max-width: 280px;
    line-height: 1.6;
    margin-top: 0.75rem;
    font-size: 0.9rem;
}

.footer-bottom {
    background: #000;
    color: var(--color-text-secondary);
    padding: 1.5rem 0;
    text-align: center;
    font-size: 0.85rem;
}

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

@keyframes slideUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Custom Form Validation Styles */
.form-group input.is-invalid,
.form-group textarea.is-invalid,
.form-group select.is-invalid {
    border-color: #ef4444 !important;
    background: rgba(239, 68, 68, 0.05) !important;
}

.custom-error-msg {
    color: #ef4444;
    font-size: 0.85rem;
    margin-top: 0.5rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.35rem;
    animation: slideDownError 0.2s ease forwards;
}

@keyframes slideDownError {
    from { opacity: 0; transform: translateY(-5px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Responsive */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 3rem;
  }
  .nav-links {
    display: none;
  }
  .nav-actions {
      display: none;
  }
}