:root {
    --ca-primary: #6366f1;
    --ca-secondary: #ec4899;
    --ca-bg: #050505;
    --ca-border: rgba(255, 255, 255, 0.08);
}

body {
    background-color: var(--ca-bg);
    background-image: radial-gradient(circle at 0% 0%, rgba(99, 102, 241, 0.1) 0%, transparent 40%);
    color: #e2e8f0;
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
}

.navbar{
    background: #000;
}

.gradient-text {
    background: linear-gradient(90deg, #fff, var(--ca-primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 800;
}

.nav-link-ca {
    color: #94a3b8;
    text-decoration: none;
    font-size: 0.9rem;
    padding: 8px 12px;
    border-radius: 8px;
    transition: 0.2s;
}

.nav-link-ca:hover, .nav-link-ca.active {
    background: rgba(99, 102, 241, 0.1);
    color: #fff;
}

.ca-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--ca-border);
    border-radius: 20px;
    padding: 2rem;
    transition: 0.3s;
}

.ca-card:hover {
    border-color: var(--ca-primary);
    transform: translateY(-5px);
    box-shadow: 0 10px 40px -10px rgba(0,0,0,0.5);
}

.sidebar-heading {
    font-size: 0.7rem;
    font-weight: 800;
    letter-spacing: 0.15em;
    color: var(--ca-primary);
    margin-bottom: 1.25rem;
    opacity: 0.8;
}

.sidebar-nav .nav-link {
    color: #94a3b8;
    font-size: 0.9rem;
    padding: 6px 0;
    border-left: 2px solid transparent;
    transition: all 0.2s ease;
    margin-bottom: 4px;
}

.sidebar-nav .nav-link:hover {
    color: #fff;
    padding-left: 10px;
}

.sidebar-nav .nav-link.active {
    color: #fff;
    font-weight: 600;
    border-left-color: var(--ca-primary);
    padding-left: 15px;
    background: linear-gradient(90deg, rgba(99, 102, 241, 0.1) 0%, transparent 100%);
}

.ca-content-card {
    min-height: 80vh;
    box-shadow: 0 20px 50px -12px rgba(0, 0, 0, 0.5);
}

.ca-sidebar::-webkit-scrollbar { width: 4px; }
.ca-sidebar::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 10px; }

.ca-sidebar {
    width: 280px;
    height: calc(100vh - 60px);
    position: fixed;
    top: 60px;
    left: 0;
    background: rgba(10, 12, 16, 0.98);
    backdrop-filter: blur(20px);
    border-right: 1px solid var(--ca-border);
    z-index: 1100;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    overflow-y: auto;
}

@media (min-width: 992px) {
    .ca-sidebar {
        position: sticky;
        transform: none !important;
    }
    .ca-main-content {
        padding: 3rem 4rem;
        flex: 1;
    }
}

@media (max-width: 991.98px) {
    .ca-sidebar {
        top: 0;
        height: 100vh;
        transform: translateX(-100%);
    }
    .ca-sidebar.open {
        transform: translateX(0);
    }
    .ca-main-content {
        padding: 1.5rem;
        width: 100%;
    }
}

.ca-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    z-index: 1050;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}
.ca-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.ca-content-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--ca-border);
    border-radius: 24px;
    padding: 2.5rem;
    min-height: 70vh;
}

@media (max-width: 576px) {
    .ca-content-card { padding: 1.5rem; border-radius: 16px; }
}