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

body {
    font-family: 'Segoe UI', system-ui, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ====================== HEADER ====================== */
.site-header {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 2px 15px rgba(0,0,0,0.08);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 0;
}

.logo a {
    font-size: 1.5rem;
    font-weight: 700;
    color: #1a1a1a;
    text-decoration: none;
}

.main-nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.main-nav a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s;
}

.main-nav a:hover,
.main-nav a.active {
    color: #0066ff;
    font-weight: 600;
}

.header-cta .btn {
    background: #0066ff;
    color: white;
    padding: 12px 24px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
}

.header-cta .btn:hover {
    background: #0052cc;
    transform: translateY(-2px);
}

/* Mobile Menu */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.8rem;
    cursor: pointer;
}

/* ====================== FOOTER ====================== */
.site-footer {
    background: #1a1a1a;
    color: #ddd;
    padding: 60px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 40px;
    margin-bottom: 50px;
}

.footer-column h3 {
    color: white;
    margin-bottom: 20px;
    font-size: 1.1rem;
}

.footer-column ul {
    list-style: none;
}

.footer-column ul li {
    margin-bottom: 10px;
}

.footer-column a {
    color: #bbb;
    text-decoration: none;
    transition: color 0.3s;
}

.footer-column a:hover {
    color: #0066ff;
}

.footer-bottom {
    border-top: 1px solid #333;
    padding-top: 30px;
    text-align: center;
    font-size: 0.9rem;
    color: #888;
}

.footer-bottom p {
    margin-bottom: 10px;
}

/* ====================== HERO ====================== */
.hero {
    background: linear-gradient(rgba(0,0,0,0.65), rgba(0,0,0,0.65)), url('https://source.unsplash.com/random/1600x900/?cinematic,video') center/cover no-repeat;
    color: white;
    text-align: center;
    padding: 160px 20px 100px;
}

.hero h1 {
    font-size: 3.2rem;
    margin-bottom: 20px;
}

.hero p {
    font-size: 1.35rem;
    max-width: 800px;
    margin: 0 auto 30px;
}

/* ====================== BUTTONS ====================== */
.btn {
    display: inline-block;
    padding: 14px 28px;
    border-radius: 6px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s;
}

.btn-primary {
    background: #0066ff;
    color: white;
}

.btn-primary:hover {
    background: #0052cc;
    transform: translateY(-3px);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid #0066ff;
}

.btn-secondary:hover {
    background: #0066ff;
}

/* ====================== RESPONSIVE ====================== */
@media (max-width: 768px) {
    .main-nav ul {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background: white;
        flex-direction: column;
        align-items: center;
        justify-content: start;
        padding-top: 40px;
        transition: left 0.4s;
        box-shadow: 0 10px 20px rgba(0,0,0,0.1);
    }

    .main-nav ul.show {
        left: 0;
    }

    .mobile-menu-toggle {
        display: block;
    }

    .hero h1 {
        font-size: 2.4rem;
    }

    .hero p {
        font-size: 1.2rem;
    }
}