/* Paasovaara Tools - Dark elegant theme */
:root {
    --bg-primary: rgb(10, 10, 15);
    --bg-card: rgba(255, 255, 255, 0.03);
    --bg-card-hover: rgba(255, 255, 255, 0.06);
    --border: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(255, 255, 255, 0.15);
    --text-primary: rgba(255, 255, 255, 0.9);
    --text-secondary: rgba(255, 255, 255, 0.55);
    --text-muted: rgba(255, 255, 255, 0.35);
    --accent: #6b8cce;
    --accent-hover: #8ba8e6;
    --win: #0078d4;
    --mac: #a2aaad;
    --linux: #f5a623;
    --android: #3ddc84;
    --ios: #007aff;
}

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

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: 'EB Garamond', Garamond, 'Times New Roman', serif;
    line-height: 1.6;
    min-height: 100vh;
}

/* Header */
header {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 24px 40px;
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    background: rgba(10, 10, 15, 0.95);
    backdrop-filter: blur(10px);
    z-index: 100;
}

.logo-link {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo {
    width: 42px;
    height: 42px;
    object-fit: contain;
}

header h1 {
    font-size: 1.4rem;
    font-weight: 400;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--text-secondary);
}

/* Main */
main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 24px 80px;
}

/* Categories */
.category {
    margin-bottom: 56px;
}

.category h2 {
    font-size: 1.3rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    color: var(--text-secondary);
    margin-bottom: 20px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border);
}

/* Grid */
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 16px;
}

/* Cards */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 20px;
    transition: all 0.2s ease;
}

.card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-hover);
    transform: translateY(-1px);
}

.card-header h3 {
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.card-header .desc {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 14px;
    line-height: 1.4;
}

/* Platform buttons */
.platforms {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.btn {
    display: inline-block;
    padding: 5px 12px;
    font-size: 0.75rem;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-weight: 500;
    text-decoration: none;
    border-radius: 6px;
    transition: all 0.15s ease;
    border: 1px solid transparent;
}

.btn[data-platform="win"] {
    background: rgba(0, 120, 212, 0.15);
    color: var(--win);
    border-color: rgba(0, 120, 212, 0.3);
}
.btn[data-platform="win"]:hover {
    background: rgba(0, 120, 212, 0.3);
}

.btn[data-platform="mac"] {
    background: rgba(162, 170, 173, 0.12);
    color: var(--mac);
    border-color: rgba(162, 170, 173, 0.25);
}
.btn[data-platform="mac"]:hover {
    background: rgba(162, 170, 173, 0.25);
}

.btn[data-platform="linux"] {
    background: rgba(245, 166, 35, 0.12);
    color: var(--linux);
    border-color: rgba(245, 166, 35, 0.25);
}
.btn[data-platform="linux"]:hover {
    background: rgba(245, 166, 35, 0.25);
}

.btn[data-platform="android"] {
    background: rgba(61, 220, 132, 0.12);
    color: var(--android);
    border-color: rgba(61, 220, 132, 0.25);
}
.btn[data-platform="android"]:hover {
    background: rgba(61, 220, 132, 0.25);
}

.btn[data-platform="ios"] {
    background: rgba(0, 122, 255, 0.12);
    color: var(--ios);
    border-color: rgba(0, 122, 255, 0.25);
}
.btn[data-platform="ios"]:hover {
    background: rgba(0, 122, 255, 0.25);
}

/* Services grid (Paasovaara section) */
.services-grid {
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
}

.service-card {
    display: block;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 20px 16px;
    text-decoration: none;
    text-align: center;
    transition: all 0.2s ease;
}

.service-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--accent);
    transform: translateY(-2px);
}

.service-card h3 {
    font-size: 1rem;
    font-weight: 500;
    color: var(--accent);
    margin-bottom: 4px;
}

.service-card p {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* Footer */
footer {
    text-align: center;
    padding: 32px;
    border-top: 1px solid var(--border);
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* Responsive */
@media (max-width: 768px) {
    header {
        padding: 16px 20px;
    }

    .logo {
        width: 32px;
        height: 32px;
    }

    header h1 {
        font-size: 1.1rem;
    }

    main {
        padding: 24px 16px 60px;
    }

    .grid {
        grid-template-columns: 1fr;
    }

    .services-grid {
        grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    }

    .category {
        margin-bottom: 40px;
    }
}

@media (max-width: 480px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}