:root {
    --primary: #1a1a1a;
    --accent: #007aff;
    --bg-main: #fcfcfc;
    --bg-section: #f4f4f4;
    --text-primary: #1a1a1a;
    --text-secondary: #444;
    --text-muted: #888;
    --border: #eee;
    --border-dark: #222;
    --radius-lg: 12px;
    --radius-xl: 24px;
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.02);
    --shadow-lg: 0 20px 40px rgba(0,0,0,0.06);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-font-smoothing: antialiased;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.5;
    background: var(--bg-main);
    color: var(--text-primary);
    overflow-x: hidden;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section { padding: 8rem 0; }
.section-alt { background: var(--bg-section); }

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    z-index: 1000;
    border-bottom: 1px solid var(--border);
    padding: 1.5rem 0;
}

.nav-inner {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: 'Outfit', sans-serif;
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    text-decoration: none;
    color: var(--primary);
}

.nav-links {
    display: flex;
    gap: 3rem;
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-primary);
    font-size: 0.85rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    transition: color 0.3s;
}

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

.active-link { color: var(--accent) !important; position: relative; }
.active-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--accent);
}

/* Precision Cursor */
.cursor-dot {
    width: 8px;
    height: 8px;
    background: var(--accent);
    position: fixed;
    border-radius: 50%;
    pointer-events: none;
    z-index: 10000;
    transform: translate(-50%, -50%);
    transition: width 0.3s cubic-bezier(0.16, 1, 0.3, 1), 
                height 0.3s cubic-bezier(0.16, 1, 0.3, 1), 
                background 0.3s, 
                border 0.3s;
}

body.cursor-active .cursor-dot {
    width: 18px;
    height: 18px;
    background: transparent;
    border: 1px solid var(--accent);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 1rem 2rem;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    cursor: pointer;
}

.btn-primary {
    background: var(--accent);
    color: #fff;
    border: none;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(0, 122, 255, 0.2);
}

.btn-secondary {
    background: transparent;
    color: var(--primary);
    border: 1px solid var(--border);
}

.btn-secondary:hover { background: var(--bg-section); }

/* Portfolio Card */
.portfolio-card {
    transition: opacity 0.4s;
}

.portfolio-card h3 {
    font-family: 'Outfit', sans-serif;
}

/* Animations */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.animate { animation: fadeInUp 0.8s ease-out forwards; }