* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --cyan: #00d4ff;
    --purple: #5865f2;
    --dark: #0f0f23;
    --darker: #1a1a2e;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: linear-gradient(135deg, var(--dark) 0%, var(--darker) 100%);
    color: #ffffff;
    line-height: 1.6;
    overflow-x: hidden;
}

/* ── Navigation ── */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(15, 15, 35, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

nav .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 20px;
}

.nav-logo {
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(45deg, var(--cyan), var(--purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-decoration: none;
}

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
    align-items: center;
}

.nav-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
    font-size: 0.95rem;
}

.nav-links a:hover { color: var(--cyan); }

/* ── Footer ── */
footer {
    background: rgba(15, 15, 35, 0.9);
    padding: 3rem 0 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-nav {
    display: flex;
    gap: 1.5rem;
    list-style: none;
}

.footer-nav a {
    color: rgba(255, 255, 255, 0.5);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.2s ease;
}

.footer-nav a:hover { color: var(--cyan); }

.footer-copy {
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.85rem;
}

/* ── Animations ── */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.9s ease forwards;
}

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

.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ── Responsive ── */
@media (max-width: 768px) {
    .nav-links { display: none; }
    .footer-inner { flex-direction: column; text-align: center; }
    .footer-nav { justify-content: center; }
}