/* Reset & Base Styles */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

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

body.loading {
    overflow: hidden;
}

/* Loader */
.loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--color-bg);
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loader.hidden {
    opacity: 0;
    visibility: hidden;
}

.loader-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--glass-border);
    border-top-color: var(--color-accent);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Custom Cursor */
.cursor {
    width: 32px;
    height: 32px;
    border: 2px solid var(--color-accent);
    border-radius: 50%;
    position: fixed;
    pointer-events: none;
    z-index: 10000;
    transform: translate(-50%, -50%);
    transition: width 0.2s, height 0.2s, background-color 0.2s, font-size 0.2s;
    mix-blend-mode: difference;
    will-change: transform;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    font-weight: 700;
    color: var(--color-accent);
    font-family: var(--font-display);
    letter-spacing: 0.5px;
}

.cursor.hovering {
    width: 50px;
    height: 50px;
    background-color: rgba(96, 165, 250, 0.2);
    font-size: 13px;
}

@media (pointer: coarse), (max-width: 768px) {
    .hidden-mobile {
        display: none !important;
    }
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    line-height: 1.2;
    color: var(--color-text);
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-primary-hover);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

.text-gradient {
    background: linear-gradient(135deg, var(--color-text) 0%, var(--color-accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    color: transparent;
}

.accent {
    color: var(--color-accent);
}

/* Scroll Reveal */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    filter: blur(5px);
    transition: opacity 0.8s cubic-bezier(0.5, 0, 0, 1), transform 0.8s cubic-bezier(0.5, 0, 0, 1), filter 0.8s cubic-bezier(0.5, 0, 0, 1);
    will-change: opacity, transform, filter;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
    filter: blur(0);
}

/* Accessibility: Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
    
    .reveal, .stagger-1, .stagger-2, .stagger-3, .stagger-4, .stagger-5, .block-reveal {
        transition: none !important;
        animation: none !important;
        opacity: 1 !important;
        transform: none !important;
        filter: none !important;
    }

    .cursor {
        display: none !important;
    }
    
    .tilt-card {
        transform: none !important;
    }
}