/* ========== RESET & LAYOUT ========== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    overflow-x: hidden;
    background: rgba(15, 23, 42, 0.9);
}

body {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    color: var(--light-text);
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #0f172a 100%);
    background-attachment: fixed;
    scroll-behavior: smooth;
    position: relative;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    overflow-x: hidden;
    margin: 0;
    padding: 0;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 30%, rgba(99, 102, 241, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(139, 92, 246, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(236, 72, 153, 0.1) 0%, transparent 50%);
    pointer-events: none;
    z-index: -1;
}

main {
    padding-top: 90px;
    flex: 1;
}

section {
    padding: 5rem 2rem;
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

section.animate {
    opacity: 1;
    transform: translateY(0);
}

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