:root {
    --primary-blue: #071A5A;
    --neon-blue: #00AEEF;
    --white: #FFFFFF;
    --light-gray: #F5F7FA;
    --dark-gray: #1F2937;
    --text-muted: #6B7280;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--light-gray);
    color: var(--dark-gray);
    overflow-x: hidden;
}

/* Glassmorphism */
.glass {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.18);
}

/* Navbar */
.navbar-custom {
    background: var(--primary-blue);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}
.navbar-custom .nav-link, .navbar-custom .navbar-brand {
    color: var(--white) !important;
}
.navbar-custom .nav-link:hover {
    color: var(--neon-blue) !important;
}

/* Buttons */
.btn-neon {
    background: transparent;
    color: var(--neon-blue);
    border: 2px solid var(--neon-blue);
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
    text-transform: uppercase;
    font-weight: 700;
}
.btn-neon:hover {
    background: var(--neon-blue);
    color: var(--white);
    box-shadow: 0 0 15px var(--neon-blue), 0 0 30px var(--neon-blue);
}

.btn-primary-custom {
    background: var(--primary-blue);
    color: var(--white);
    border: none;
    transition: all 0.3s ease;
}
.btn-primary-custom:hover {
    background: #051240;
    color: var(--white);
}

/* Cards Premium */
.card-premium {
    background: var(--white);
    border: none;
    border-radius: 15px;
    box-shadow: 0 10px 20px rgba(0,0,0,0.05);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}
.card-premium:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}
.card-premium .card-img-top {
    border-radius: 15px 15px 0 0;
    transition: transform 0.5s ease;
}
.card-premium:hover .card-img-top {
    transform: scale(1.05);
}

/* Hero Section */
.hero-section {
    position: relative;
    background: var(--primary-blue);
    color: var(--white);
    padding: 100px 0;
    overflow: hidden;
}
.hero-glow {
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0,174,239,0.3) 0%, rgba(7,26,90,0) 70%);
    top: -200px;
    right: -200px;
    border-radius: 50%;
    z-index: 1;
}

/* WhatsApp Floating Button */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background-color: #25D366;
    color: #FFF;
    border-radius: 50px;
    width: 60px;
    height: 60px;
    text-align: center;
    font-size: 30px;
    box-shadow: 2px 2px 10px rgba(0, 0, 0, 0.2);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s ease;
}
.whatsapp-float:hover {
    transform: scale(1.1);
    color: #FFF;
}