:root {
    --bg-color: #000000;
    --text-primary: #f5f5f7;
    --text-secondary: #a1a1a6;
    --accent-blue: #0071e3;
    --card-bg: #1c1c1e;
    --card-border: rgba(255, 255, 255, 0.1);
    --nav-blur: rgba(0, 0, 0, 0.8);
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: 'SF Pro Display', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.47059;
    font-weight: 400;
    letter-spacing: -0.022em;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 22px;
}

/* Header Section */
.header {
    padding: 80px 0 60px;
    text-align: left;
}

.header h1 {
    font-size: 32px;
    font-weight: 600;
    margin-bottom: 8px;
}

.header p.subtitle {
    font-size: 16px;
    color: var(--text-secondary);
    margin: 0;
}

/* Portfolio Grid */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
    padding-bottom: 80px;
}

/* Apple-Style Card */
.card {
    background: var(--card-bg);
    border-radius: 24px;
    overflow: hidden;
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.25, 1), box-shadow 0.5s cubic-bezier(0.4, 0, 0.25, 1);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.04);
    border: 1px solid var(--card-border);
}

.card:hover {
    transform: scale(1.01);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
}

.card-image-wrapper {
    width: 100%;
    height: 400px;
    overflow: hidden;
    background: #121212;
}

.card-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.25, 1);
}

.card:hover .card-image {
    transform: scale(1.03);
}

.card-content {
    padding: 24px;
}

.card-title {
    font-size: 20px;
    font-weight: 500;
    margin-bottom: 6px;
}

.card-desc {
    font-size: 14px;
    line-height: 1.5;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tag {
    font-size: 12px;
    font-weight: 500;
    color: var(--text-secondary);
    background: #2c2c2e;
    padding: 4px 10px;
    border-radius: 12px;
}

.card-footer {
    display: none; /* Apple style is usually cleaner without footer text */
}

.footer {
    padding: 40px 0;
    text-align: center;
    border-top: 1px solid #333336;
    color: var(--text-secondary);
    font-size: 12px;
    background: #1c1c1e;
}

@media (max-width: 768px) {
    .header h1 {
        font-size: 40px;
    }
    .header p.subtitle {
        font-size: 19px;
    }
    .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
        padding: 0 12px 80px;
    }
    .card-image-wrapper {
        height: 150px;
    }
    .card-content {
        padding: 12px;
    }
    .card-title {
        font-size: 14px;
    }
    .card-desc {
        display: none; /* Sembunyikan deskripsi di mobile agar lebih rapi */
    }
    .tag {
        font-size: 10px;
        padding: 2px 6px;
    }
}