:root {
    /* Primary Colors - Modern Voyager */
    --primary-navy: #000a3b;
    --primary-navy-surface: #001a6e;
    --accent-gold: #f6be4d;
    --accent-gold-fixed: #ffdea6;
    
    /* Surface Architecture - Tonal Layering */
    --surface: #f7fafc;
    --surface-low: #f1f4f6;
    --surface-container: #ebeef0;
    --surface-container-high: #e5e9eb;
    --surface-container-highest: #e0e3e5;
    --surface-lowest: #ffffff;
    
    /* Typography */
    --font-headline: 'Plus Jakarta Sans', sans-serif;
    --font-body: 'Manrope', sans-serif;
    
    /* Spacing & Radii */
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    
    /* Shadows - Ambient */
    --shadow-ambient: 0 12px 40px -12px rgba(24, 28, 30, 0.06);
    
    /* Glassmorphism */
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-blur: blur(20px);
}

/* Global Font Face (Fallback links - User should add Google Fonts) */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@700;800&family=Manrope:wght@400;500;600&display=swap');

body {
    font-family: var(--font-body);
    background-color: var(--surface);
    color: #181c1e;
    line-height: 1.6;
}

h1, h2, h3, h4, .headline {
    font-family: var(--font-headline);
    color: var(--primary-navy);
}

/* The "No-Line" Rule - Reset Borders */
.card, .btn, .form-control, .nav-tabs .nav-link {
    border: none !important;
}

.card {
    background-color: var(--surface-lowest);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-ambient);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-8px);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-navy) 0%, var(--primary-navy-surface) 100%);
    color: white;
    border-radius: var(--radius-xl);
    padding: 0.75rem 2rem;
    font-weight: 600;
}

.btn-secondary {
    background-color: var(--surface-container-highest);
    color: var(--primary-navy);
    border-radius: var(--radius-xl);
    padding: 0.75rem 2rem;
}

.glass-card {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-xl);
}

/* Service Card Refinements */
.service-card {
    padding: 1.5rem;
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.service-card .card-body {
    padding: 0;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 10, 59, 0.1) !important;
}

.service-card .icon-box {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    color: var(--primary-navy);
}

.service-card:hover .icon-box, 
.service-card:active .icon-box {
    transform: scale(1.1); /* Simplified for stability */
    background-color: var(--accent-gold) !important;
    color: var(--primary-navy) !important;
}

.service-card:hover .icon-box i,
.service-card:active .icon-box i {
    color: var(--primary-navy) !important;
    opacity: 1 !important;
}

.service-card:hover .icon-box img,
.service-card:active .icon-box img {
    filter: brightness(0.9);
}

@media (max-width: 576px) {
    .service-card {
        padding: 1.25rem;
    }
    .service-card .card-body {
        align-items: center;
        text-align: center;
    }
    .service-card .icon-box {
        margin-left: auto;
        margin-right: auto;
    }
}

/* Mobile Bottom Navigation */
.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 70px;
    background: var(--primary-navy);
    display: none;
    justify-content: space-around;
    align-items: center;
    z-index: 9999;
    box-shadow: 0 -10px 30px rgba(0, 0, 0, 0.2);
    padding: 0 10px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.bottom-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.7rem;
    font-weight: 500;
    transition: all 0.3s ease;
    flex: 1;
}

.bottom-nav-item i {
    font-size: 1.2rem;
    margin-bottom: 4px;
}

.bottom-nav-item.active, .bottom-nav-item:hover {
    color: var(--accent-gold);
}

@media (max-width: 768px) {
    .bottom-nav {
        display: flex;
    }
    body {
        padding-bottom: 70px; /* Space for bottom nav */
    }
}