:root {
    --primary-900: #002a4e;
    --primary-700: #0b5ed7;
    --glass-bg: rgba(255, 255, 255, 0.7);
    --muted: rgba(0, 0, 0, 0.65);
    --muted2: rgba(255, 255, 255, 0.65);

    /* New Design Variables */
    --brand-dark: var(--primary-900);
    --brand-light: var(--primary-700);
    --brand-accent: #FFD580;
    --nav-height: 70px;
}

body {
    font-family: 'Roboto', sans-serif;
}

/* Header Styles */
.navbar-custom {
    background: linear-gradient(135deg, var(--brand-dark) 0%, var(--brand-light) 100%);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    padding: 0.5rem 0;
    transition: all 0.3s ease;
}

.navbar-brand-text {
    line-height: 1.2;
}

.navbar-custom .nav-link {
    color: rgba(255, 255, 255, 0.85) !important;
    font-weight: 500;
    padding: 0.5rem 1rem;
    transition: color 0.2s ease, transform 0.2s ease;
}

.navbar-custom .nav-link:hover,
.navbar-custom .nav-link.active {
    color: #fff !important;
    transform: translateY(-1px);
}

.btn-nav-action {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #fff;
    transition: all 0.2s;
}

.btn-nav-action:hover {
    background: rgba(255, 255, 255, 0.2);
    color: #fff;
    border-color: rgba(255, 255, 255, 0.4);
}

/* Footer Styles */
.footer-custom {
    background: linear-gradient(135deg, var(--brand-dark) 0%, var(--brand-light) 100%);
    color: #fff;
    font-size: 0.95rem;
}

.footer-heading {
    color: var(--brand-accent);
    font-weight: 600;
    letter-spacing: 0.5px;
    margin-bottom: 1.2rem;
    font-size: 1rem;
    text-transform: uppercase;
}

.footer-link {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color 0.2s ease, padding-left 0.2s ease;
    display: block;
    margin-bottom: 0.5rem;
}

.footer-link:hover {
    color: #fff;
    padding-left: 5px;
}

.social-btn {
    width: 36px;
    height: 36px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    text-decoration: none;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.social-btn:hover {
    background: var(--brand-accent);
    color: var(--brand-dark);
    transform: translateY(-3px);
}

/* Reference Section Styles */
.reference-section {
    padding: 6rem 0;
    background: #f8fafc;
    border-top: 1px solid #e2e8f0;
}

.reference-card {
    background: white;
    border-radius: 1rem;
    padding: 2rem;
    border: 1px solid #e2e8f0;
    transition: all 0.3s ease;
    height: 100%;
}

.reference-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    border-color: #3b82f6;
}

.reference-icon {
    width: 3rem;
    height: 3rem;
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.reference-icon.github {
    background: #24292e;
}

.reference-icon.docs {
    background: #0ea5e9;
}

.social-link {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 50%;
    background: white;
    border: 1px solid #e2e8f0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #64748b;
    transition: all 0.2s ease;
}

.social-link:hover {
    background: #3b82f6;
    color: white;
    border-color: #3b82f6;
    transform: translateY(-2px);
}

/* Fade Transition */
.fade-enter-active,
.fade-leave-active {
    transition: opacity 0.5s ease;
}

.fade-enter-from,
.fade-leave-to {
    opacity: 0;
}

/* Slide Transition */
.slide-enter-active,
.slide-leave-active {
    transition: all 0.5s ease;
}

.slide-enter-from {
    opacity: 0;
    transform: translateX(30px);
}

.slide-leave-to {
    opacity: 0;
    transform: translateX(-30px);
}