:root {
    --bg-dark: #0b0b10;
    --panel: #12121a;
    --purple: #7c3aed;
    --purple-soft: #a78bfa;
    --text-main: #e5e7eb;
    --text-muted: #9ca3af;
    --border: rgba(255, 255, 255, 0.08);
}

body {
    margin: 0;
    background: radial-gradient(circle at top, #151524, var(--bg-dark));
    color: var(--text-main);
    font-family:
        -apple-system, BlinkMacSystemFont, "Inter",
        "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

.navbar {
    background: rgba(11, 11, 18, 0.4);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.navbar-brand {
    font-size: 1.25rem;
}

.navbar-nav .nav-link {
    color: var(--text-main);
    margin-left: 1.5rem;
    font-weight: 500;
}

.navbar-nav .nav-link:hover {
    color: var(--purple-soft);
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -4px;
    width: 0;
    height: 2px;
    background: #7c3aed;
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

.card {
    background: linear-gradient(180deg, #161625, var(--panel));
    border: 1px solid var(--border);
    border-radius: 16px;
}

footer {
    border-top: 1px solid var(--border);
    margin-top: 5rem;
    padding: 2rem 0;
    color: var(--text-muted);
    font-size: 0.9rem;
    text-align: centre;
}

.card p {
    color: var(--text-main);
}

.modal-content {
    border: 1px solid rgba(138, 43, 226, 0.3);
    border-radius: 12px;
}

.form-control {
    background-color: #111;
    border: 1px solid #333;
    color: #fff;
}

.form-control:focus {
    background-color: #111;
    color: #fff;
    border-color: #8a2be2;
    box-shadow: 0 0 0 0.2rem rgba(138, 43, 226, 0.25);
}

.form-select {
    background-color: #111;
    border: 1px solid #333;
    color: #fff;
    border-radius: 0.25rem;
    padding: 0.5rem 0.75rem;
}

.form-select:focus {
    background-color: #111;
    color: #fff;
    border-color: #8a2be2;
    box-shadow: 0 0 0 0.2rem rgba(138, 43, 226, 0.25);
    outline: none;
}

body {
    background-color: #0b0b12;
    background-image:
        radial-gradient(circle at 20% 20%,
            rgba(124, 58, 237, 0.08),
            transparent 35%),
        radial-gradient(circle at 80% 0%,
            rgba(124, 58, 237, 0.05),
            transparent 40%);
}

.btn-primary {
    background-color: #ffffff;
    color: #0b0b12;
    border: none;
    font-weight: 600;
    padding: 0.75rem 1.4rem;
    border-radius: 12px;
    transition: transform 0.25s ease, box-shadow 0.25s ease,
        background-color 0.25s ease, color 0.25s ease;
}

.btn-primary:hover {
    background-color: #7c3aed;
    color: #ffffff;
    transform: translateY(-2px);
    box-shadow: 0 14px 32px rgba(124, 58, 237, 0.35);
}

.navbar-brand {
    letter-spacing: -0.02em;
}

.nav-link {
    opacity: 0.85;
    transition: opacity 0.2s ease;
}

.nav-link:hover {
    opacity: 1;
}

.fade-up {
    opacity: 0;
    transform: translateY(24px);
    animation: fadeUp 0.8s ease forwards;
}

.fade-up.delay-1 {
    animation-delay: 0.1s;
}

.fade-up.delay-2 {
    animation-delay: 0.2s;
}

.fade-up.delay-3 {
    animation-delay: 0.3s;
}

@keyframes fadeUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

section {
    padding-top: 4.5rem;
    padding-bottom: 4.5rem;
}

.container {
    max-width: 1100px;
}

@media (max-width: 768px) {
    nav {
        justify-content: center;
        text-align: center;
    }

    nav ul {
        justify-content: center;
        gap: 1.2rem;
    }
}

@media (max-width: 768px) {

    .glitch,
    .animated,
    .float {
        animation-duration: 1.8s;
    }

    .glitch {
        text-shadow: 0 0 2px rgba(180, 120, 255, 0.4);
    }
}