:root {
            --bg-main: #e2e8f0;
            --bg-card: #ffffff;
            --header-bg: #1e293b;
            --header-text: #f8fafc;
            --text-main: #0f172a;
            --text-muted: #64748b;
            --accent: #2563eb;
            --accent-light: #dbeafe;
            --border: #cbd5e1;
            --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.08);
            --cookie-color: #d97706;
            --db-color: #059669;
        }


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


        body {
            font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
            background-color: var(--bg-main);
            color: var(--text-main);
            line-height: 1.6;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }


        /* TOP-SEKTION / HEADER (2 RADER) */
        header {
            background-color: var(--header-bg);
            color: var(--header-text);
            padding: 1rem 2rem 0.5rem 2rem;
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
            border-bottom: 3px solid var(--accent);
        }


        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 1rem;
        }


        header h1 {
            font-size: 1.25rem;
            font-weight: 700;
            letter-spacing: 0.5px;
        }


        nav ul {
            display: flex;
            list-style: none;
            gap: 0.5rem;
            align-items: center;
            flex-wrap: wrap;
        }


        nav a {
            color: #cbd5e1;
            text-decoration: none;
            font-size: 0.85rem;
            font-weight: 500;
            padding: 0.4rem 0.8rem;
            border-radius: 6px;
            transition: all 0.2s ease;
        }


        nav a:hover, nav a.active {
            color: #ffffff;
            background-color: rgba(255, 255, 255, 0.12);
        }


        /* RAD 2: UPPGIFTSLÄNKAR */
        .header-tasks {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 0.6rem;
            padding-bottom: 0.4rem;
        }


        .header-tasks a {
            font-size: 0.8rem;
            background-color: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
        }


        .header-tasks a:hover {
            background-color: var(--accent);
            border-color: var(--accent);
            color: #ffffff;
        }


        /* INLOGGNINGS-BADGES OCH KNAPPAR */
        .btn-nav-login {
            border: 1px solid currentColor;
        }


        .btn-cookie {
            color: #fcd34d !important;
        }


        .btn-db {
            color: #6ee7b7 !important;
        }


        /* HUVUDINNEHÅLL */
        .container {
            max-width: 1100px;
            margin: 0 auto;
            padding: 2.5rem 1.5rem;
            flex: 1;
            width: 100%;
        }


        .hero {
            background-color: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: 12px;
            padding: 2rem;
            margin-bottom: 2.5rem;
            box-shadow: var(--shadow);
        }


        .hero h2 {
            font-size: 1.75rem;
            margin-bottom: 0.5rem;
            color: var(--text-main);
        }


        .hero p {
            color: var(--text-muted);
            font-size: 1rem;
        }


        /* GRID OCH KORT */
        .grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 1.5rem;
        }


        .card {
            background-color: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: 12px;
            padding: 1.5rem;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            box-shadow: var(--shadow);
            transition: transform 0.2s ease, border-color 0.2s ease;
        }


        .card:hover {
            transform: translateY(-3px);
            border-color: var(--accent);
        }


        .card h3 {
            font-size: 1.15rem;
            margin-bottom: 0.75rem;
            color: var(--text-main);
        }


        .card p {
            font-size: 0.88rem;
            color: var(--text-muted);
            margin-bottom: 1.5rem;
        }


        .card code {
            background-color: #f8fafc;
            color: var(--accent);
            padding: 0.2rem 0.4rem;
            border-radius: 4px;
            font-size: 0.825rem;
            border: 1px solid var(--border);
        }


        .btn {
            display: block;
            width: 100%;
            text-align: center;
            padding: 0.65rem 1rem;
            background-color: #f1f5f9;
            color: var(--text-main);
            border: 1px solid var(--border);
            border-radius: 6px;
            text-decoration: none;
            font-weight: 600;
            font-size: 0.9rem;
            transition: all 0.2s ease;
        }


        .card:hover .btn {
            background-color: var(--accent);
            color: #ffffff;
            border-color: var(--accent);
        }


        /* FOOTER */
        footer {
            background-color: var(--header-bg);
            color: #cbd5e1;
            border-top: 1px solid var(--border);
            text-align: center;
            padding: 1.25rem;
            font-size: 0.85rem;
        }