:root {
    --bg-color: #0c0c0c;
    --text-color: #f5f5f5;
    --text-muted: #a0a0a0;
    --accent-color: #ffffff;
    --border-color: rgba(255, 255, 255, 0.1);
    --container-width: 960px;
    --spacing: 2rem;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
    font-family: 'Playfair Display', serif;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

header {
    padding: 2rem 0;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.2rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.btn {
    cursor: pointer;
    font-family: inherit;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 0.75rem 1.5rem;
    border: none;
    transition: all 0.2s ease;
}

.btn-primary {
    background-color: var(--accent-color);
    color: var(--bg-color);
}

.btn-primary:hover {
    background-color: #e0e0e0;
}

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

.btn-outline:hover {
    border-color: var(--accent-color);
}

.hero {
    padding: 6rem 0;
    text-align: center;
}

.hero h1 {
    font-size: clamp(2.5rem, 8vw, 4rem);
    line-height: 1.1;
    margin-bottom: 2rem;
}

.hero .subtitle {
    font-size: 1.25rem;
    color: var(--text-muted);
    max-width: 700px;
    margin: 0 auto 2.5rem;
}

.intro {
    padding: 4rem 0;
    text-align: center;
    background: rgba(255, 255, 255, 0.03);
}

.intro p {
    font-size: 1.5rem;
    font-weight: 300;
    line-height: 1.4;
    max-width: 800px;
    margin: 0 auto;
}

.services {
    padding: 6rem 0;
}

.service-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.service-category h2 {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.5rem;
}

.service-category ul {
    list-style: none;
}

.service-category li {
    margin-bottom: 2.5rem;
}

.service-category h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.service-category p {
    color: var(--text-muted);
}

.how-we-work {
    padding-bottom: 6rem;
}

.how-we-work hr {
    border: none;
    border-top: 1px solid var(--border-color);
    margin-bottom: 4rem;
}

.work-content {
    max-width: 600px;
}

.work-content h2 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
}

.target {
    padding: 4rem 0 8rem;
}

.target-box {
    border: 1px solid var(--border-color);
    padding: 3rem;
    text-align: center;
}

.target-box h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.target-box p {
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto;
}

footer {
    padding: 4rem 0;
    border-top: 1px solid var(--border-color);
    font-size: 0.8rem;
    color: var(--text-muted);
    text-align: center;
}

/* Responsiveness */
@media (max-width: 768px) {
    .service-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .intro p {
        font-size: 1.2rem;
    }

    .target-box {
        padding: 2rem 1rem;
    }
}

.resources {
    padding: 4rem 2rem;
    background: rgba(255, 255, 255, 0.03);
}

.resources h2 {
    font-family: 'Playfair Display', serif;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    text-align: center;
    color: var(--text-color);
}

.resource-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 900px;
    margin: 0 auto;
}

.resource-item {
    background: rgba(255, 255, 255, 0.02);
    padding: 2rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    transition: transform 0.2s ease, border-color 0.2s ease;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.resource-item:hover {
    transform: translateY(-4px);
    border-color: rgba(255, 255, 255, 0.2);
}

.resource-item h3 {
    font-family: 'Inter', sans-serif;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-color);
    margin: 0;
}

.resource-item p {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-muted);
    margin: 0;
    flex-grow: 1;
}

.resource-item .btn {
    align-self: flex-start;
    margin-top: 0.5rem;
}