/* styles.css */
:root {
    --bg-dark: #181828;
    --bg-light: #23233a;
    --accent: #6c63ff;
    --accent2: #00e6b8;
    --text: #f8f8f9;
    --text-muted: #b0b3c6;
    --link: #9696d8;
    --card-bg: #22223d;
    --border-radius: 12px;
    --transition: 0.3s;
    --shadow: 0 4px 24px rgba(44, 62, 80, 0.12);
}

body {
    margin: 0;
    font-family: 'Segoe UI', 'Roboto', Arial, sans-serif;
    background: var(--bg-dark);
    color: var(--text);
    line-height: 1.7;
}

header {
    background: linear-gradient(120deg, var(--bg-dark) 60%, var(--accent) 100%);
    padding-bottom: 40px;
    box-shadow: var(--shadow);
}

a {
    color: var(--link);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 30px 8vw 0 8vw;
}

.logo {
    font-size: 2rem;
    font-weight: bold;
    color: var(--text);
    letter-spacing: 2px;
}
.logo span {
    color: var(--accent2);
}

nav ul {
    list-style: none;
    display: flex;
    gap: 32px;
    margin: 0;
    padding: 0;
}
nav a {
    color: var(--text);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition);
}
nav a:hover {
    color: var(--accent2);
}

.hero {
    text-align: center;
    padding: 60px 0 0 0;
}
.hero h1 {
    font-size: 3rem;
    margin-bottom: 0.5rem;
}
.hero h2 {
    color: var(--accent2);
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}
.hero p {
    color: var(--text-muted);
    font-size: 1.1rem;
    margin-bottom: 2rem;
}
.cta {
    display: inline-block;
    background: var(--accent);
    color: #fff;
    padding: 12px 36px;
    border-radius: var(--border-radius);
    font-size: 1.1rem;
    font-weight: bold;
    text-decoration: none;
    transition: background var(--transition);
}
.cta:hover {
    background: var(--accent2);
}

main {
    max-width: 1100px;
    margin: 0 auto;
    padding: 40px 8vw;
}

section {
    margin-bottom: 60px;
}

h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--accent);
}

.expertise-cards {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
}
.card {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 28px 22px;
    flex: 1 1 240px;
    box-shadow: var(--shadow);
    margin-bottom: 20px;
    transition: transform var(--transition), box-shadow var(--transition);
}
.card:hover {
    transform: translateY(-6px) scale(1.04);
    box-shadow: 0 8px 32px rgba(44, 62, 80, 0.16);
}
.card h3 {
    color: var(--accent2);
    margin-top: 0;
}

.projects-grid {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
}
.project {
    background: var(--bg-light);
    border-radius: var(--border-radius);
    padding: 20px 16px;
    flex: 1 1 240px;
    box-shadow: var(--shadow);
    margin-bottom: 20px;
}
.project h4 {
    color: var(--accent);
    margin-top: 0;
}

footer {
    background: var(--bg-light);
    text-align: center;
    padding: 40px 8vw 20px 8vw;
    color: var(--text-muted);
    border-top: 1px solid #22223d;
}
footer h2 {
    color: var(--accent2);
    margin-bottom: 0.5rem;
}

@media (max-width: 900px) {
    .expertise-cards, .projects-grid {
        flex-direction: column;
        gap: 16px;
    }
    nav {
        flex-direction: column;
        gap: 16px;
    }
}