:root {
    --bg-dark: #0a0a0b;
    --bg-card: #111112;
    --accent: #00ff88;
    --text-main: #ffffff;
    --text-dim: #a0a0a1;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
}

/* --- NAV --- */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 10%;
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(10, 10, 11, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.logo { font-weight: 800; font-size: 1.2rem; }
.logo span { color: var(--accent); }

.nav-links { display: flex; list-style: none; gap: 2rem; }
.nav-links a { text-decoration: none; color: var(--text-dim); transition: 0.3s; }
.nav-links a:hover { color: var(--accent); }

.cta-btn {
    text-decoration: none;
    color: var(--accent);
    padding: 0.5rem 1.2rem;
    border: 1px solid var(--accent);
    border-radius: 50px;
}

/* --- HERO --- */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 100px 10% 50px;
}

.hero-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.hero-content h1 { font-size: 3.5rem; margin-bottom: 1rem; }
.hero-content h1 span { color: var(--accent); }
.hero-content p { color: var(--text-dim); margin-bottom: 2rem; max-width: 500px; }

.btn-primary {
    padding: 0.8rem 1.8rem;
    background: var(--accent);
    color: #000;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 700;
    margin-right: 1rem;
}

.btn-secondary {
    padding: 0.8rem 1.8rem;
    border: 1px solid var(--text-dim);
    color: #fff;
    text-decoration: none;
    border-radius: 5px;
}

.image-frame {
    width: 320px;
    height: 400px;
    background: #1a1a1b;
    border-radius: 20px;
}

/* --- EXPERTISE (FIXED GRID) --- */
.expertise {
    padding: 80px 10%;
}

.section-title { font-size: 2rem; margin-bottom: 3rem; }

.expertise-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.expertise-card {
    background: var(--bg-card);
    padding: 40px;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.card-icon { color: var(--accent); margin-bottom: 20px; }
.expertise-card h3 { margin-bottom: 15px; }
.expertise-card p { color: var(--text-dim); font-size: 0.9rem; }

/* --- FOOTER --- */
.footer {
    padding: 60px 10%;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.quote { font-style: italic; color: var(--text-main); margin-bottom: 10px; }
.quote-author { color: var(--accent); font-size: 0.8rem; }
.social-links { margin: 30px 0; display: flex; justify-content: center; gap: 20px; }
.social-links a { color: var(--text-dim); text-decoration: none; transition: 0.3s; }
.social-links a:hover { color: var(--accent); }
.copyright { font-size: 0.8rem; color: var(--text-dim); margin-top: 20px; }

@media (max-width: 768px) {
    .hero-container { flex-direction: column; text-align: center; }
    .nav-links { display: none; }
}