:root {
    --bg-color: #0B0F14;
    --text-main: #F5F5F7;
    --text-muted: #86868B;
    --accent-gold: #FFD700;
    --accent-glow: rgba(255, 215, 0, 0.4);
    --font-main: 'Inter', sans-serif;
    --spacing-section: 120px;
    --card-bg: rgba(255, 255, 255, 0.03);
    --card-border: rgba(255, 255, 255, 0.05);
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-main);
    font-family: var(--font-main);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: 0.3s;
}

ul {
    list-style: none;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 300;
    letter-spacing: -0.02em;
}

.display-text {
    font-size: 3.5rem;
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: 1.5rem;
}

.subheadline {
    font-size: 1.25rem;
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto 2rem auto;
}

/* Utilities */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: var(--spacing-section) 0;
}

.btn {
    display: inline-block;
    padding: 14px 28px;
    border-radius: 4px;
    font-size: 0.95rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-primary {
    background-color: var(--text-main);
    color: var(--bg-color);
}

.btn-primary:hover {
    background-color: #fff;
    box-shadow: 0 0 20px var(--accent-glow);
}

.btn-secondary {
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--text-main);
}

.btn-secondary:hover {
    border-color: var(--accent-gold);
    color: var(--accent-gold);
}

/* Header */
header {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    padding: 24px 0;
    background: rgba(11, 15, 20, 0.8);
    backdrop-filter: blur(10px);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.2rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    color: var(--text-main);
}

.logo span {
    color: var(--accent-gold);
}

.nav-links {
    display: flex;
    gap: 32px;
}

.nav-links a {
    font-size: 0.9rem;
    color: var(--text-muted);
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--text-main);
}

/* Footer */
footer {
    padding: 80px 0 40px;
    border-top: 1px solid var(--card-border);
    text-align: center;
    color: var(--text-muted);
    background: url('assets/footer_bg.svg') no-repeat center bottom;
    background-size: cover;
    position: relative;
}


.footer-motto {
    font-size: 1.5rem;
    color: var(--text-main);
    margin-bottom: 2rem;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

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

.fade-in {
    animation: fadeIn 1s ease-out forwards;
}

/* Mobile Menu */
.mobile-toggle {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        /* simple toggle later */
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--bg-color);
        flex-direction: column;
        padding: 24px;
        text-align: center;
    }

    .nav-links.active {
        display: flex;
    }

    .mobile-toggle {
        display: block;
    }

    .display-text {
        font-size: 2.5rem;
    }
}