:root {
        --bg-dark: #0a0f16;
        --bg-darker: #05080b;
        --primary: #3b82f6;
        --primary-glow: rgba(59, 130, 246, 0.5);
        --secondary: #8b5cf6;
        --text-main: #f8fafc;
        --text-muted: #94a3b8;
        --card-bg: rgba(30, 41, 59, 0.4);
        --card-border: rgba(255, 255, 255, 0.1);
        --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }

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

    body {
        font-family: 'Outfit', sans-serif;
        background-color: var(--bg-dark);
        color: var(--text-main);
        overflow-x: hidden;
        scroll-behavior: smooth;
    }

    /* Background effects */
    .bg-glow {
        position: fixed;
        top: -20%;
        left: -10%;
        width: 50vw;
        height: 50vw;
        background: radial-gradient(circle, var(--primary-glow) 0%, transparent 60%);
        filter: blur(100px);
        z-index: -1;
        opacity: 0.5;
    }

    .bg-glow-2 {
        position: fixed;
        bottom: -20%;
        right: -10%;
        width: 60vw;
        height: 60vw;
        background: radial-gradient(circle, rgba(139, 92, 246, 0.3) 0%, transparent 60%);
        filter: blur(120px);
        z-index: -1;
        opacity: 0.5;
    }

    /* Navigation */
    nav {
        position: fixed;
        top: 0;
        width: 100%;
        padding: 20px 5%;
        display: flex;
        justify-content: space-between;
        align-items: center;
        background: rgba(10, 15, 22, 0.8);
        backdrop-filter: blur(12px);
        border-bottom: 1px solid var(--card-border);
        z-index: 100;
    }

    .logo {
        font-size: 24px;
        font-weight: 900;
        background: linear-gradient(135deg, #fff, var(--text-muted));
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        letter-spacing: -0.5px;
    }

    .nav-links {
        display: flex;
        gap: 30px;
    }

    .nav-links a {
        color: var(--text-muted);
        text-decoration: none;
        font-weight: 500;
        transition: var(--transition);
        font-size: 15px;
    }

    .nav-links a:hover {
        color: var(--text-main);
    }

    .btn-login {
        padding: 10px 24px;
        border-radius: 8px;
        background: linear-gradient(135deg, var(--primary), var(--secondary));
        color: white;
        text-decoration: none;
        font-weight: 600;
        font-size: 15px;
        transition: var(--transition);
        box-shadow: 0 4px 15px var(--primary-glow);
    }

    .btn-login:hover {
        transform: translateY(-2px);
        box-shadow: 0 6px 20px var(--primary-glow);
    }

    /* Hero Section */
    .hero {
        min-height: 100vh;
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        text-align: center;
        padding: 0 20px;
        margin-top: 60px;
    }

    .hero-badge {
        padding: 8px 16px;
        background: var(--card-bg);
        border: 1px solid var(--card-border);
        border-radius: 50px;
        font-size: 14px;
        font-weight: 500;
        margin-bottom: 30px;
        color: var(--primary);
    }

    .hero h1 {
        font-size: clamp(40px, 6vw, 72px);
        font-weight: 900;
        line-height: 1.1;
        margin-bottom: 24px;
        max-width: 900px;
        background: linear-gradient(135deg, #fff 0%, #cbd5e1 100%);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
    }

    .hero p {
        font-size: clamp(16px, 2vw, 20px);
        color: var(--text-muted);
        max-width: 600px;
        margin-bottom: 40px;
        line-height: 1.6;
    }

    .hero-cta {
        display: flex;
        gap: 20px;
    }

    .btn-outline {
        padding: 14px 32px;
        border-radius: 8px;
        background: transparent;
        color: var(--text-main);
        border: 1px solid var(--card-border);
        text-decoration: none;
        font-weight: 600;
        font-size: 16px;
        transition: var(--transition);
    }

    .btn-outline:hover {
        background: var(--card-bg);
    }

    /* Features Section */
    .features-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
        gap: 30px;
        margin-top: 50px;
    }

    .feature-card {
        background: linear-gradient(145deg, rgba(30, 41, 59, 0.6) 0%, rgba(15, 23, 42, 0.4) 100%);
        border: 1px solid rgba(255, 255, 255, 0.05);
        border-radius: 24px;
        padding: 40px 30px;
        backdrop-filter: blur(12px);
        transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
        text-align: left;
        position: relative;
        overflow: hidden;
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    }

    .feature-card::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 100%;
        background: radial-gradient(circle at 50% 0%, rgba(59, 130, 246, 0.15) 0%, transparent 70%);
        opacity: 0;
        transition: opacity 0.4s ease;
        z-index: 0;
    }

    .feature-card:hover {
        transform: translateY(-8px);
        border-color: rgba(59, 130, 246, 0.3);
        box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4), 0 0 20px rgba(59, 130, 246, 0.2);
    }

    .feature-card:hover::before {
        opacity: 1;
    }

    .feature-icon {
        font-size: 38px;
        margin-bottom: 24px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 70px;
        height: 70px;
        background: linear-gradient(135deg, rgba(59, 130, 246, 0.15) 0%, rgba(139, 92, 246, 0.15) 100%);
        border: 1px solid rgba(59, 130, 246, 0.2);
        border-radius: 18px;
        position: relative;
        z-index: 1;
        box-shadow: inset 0 0 15px rgba(255, 255, 255, 0.05);
    }

    .feature-card h3 {
        font-size: 22px;
        margin-bottom: 14px;
        position: relative;
        z-index: 1;
        color: #fff;
    }

    .feature-card p {
        color: var(--text-muted);
        line-height: 1.7;
        position: relative;
        z-index: 1;
        font-size: 15px;
    }

    /* Section Styles */
    section {
        padding: 100px 5%;
        max-width: 1200px;
        margin: 0 auto;
    }

    .section-title {
        font-size: 40px;
        font-weight: 700;
        text-align: center;
        margin-bottom: 16px;
    }

    .section-subtitle {
        text-align: center;
        color: var(--text-muted);
        margin-bottom: 60px;
        font-size: 18px;
    }

    /* Pricing Section */
    .pricing-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 30px;
    }

    .pricing-card {
        background: var(--card-bg);
        border: 1px solid var(--card-border);
        border-radius: 24px;
        padding: 40px;
        backdrop-filter: blur(10px);
        transition: var(--transition);
        position: relative;
        overflow: hidden;
    }

    .pricing-card:hover {
        transform: translateY(-10px);
        border-color: rgba(255, 255, 255, 0.2);
        box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
    }

    .pricing-card.popular {
        background: linear-gradient(180deg, rgba(30, 41, 59, 0.8) 0%, rgba(30, 41, 59, 0.4) 100%);
        border: 1px solid var(--primary);
    }

    .pricing-card.popular::before {
        content: 'Najpopularniejszy';
        position: absolute;
        top: 16px;
        right: 16px;
        background: var(--primary);
        color: white;
        font-size: 12px;
        font-weight: 700;
        padding: 4px 12px;
        border-radius: 20px;
    }

    .plan-name {
        font-size: 24px;
        font-weight: 700;
        margin-bottom: 10px;
    }

    .plan-price {
        font-size: 48px;
        font-weight: 900;
        margin-bottom: 20px;
        display: flex;
        align-items: baseline;
    }

    .plan-price span {
        font-size: 16px;
        color: var(--text-muted);
        font-weight: 400;
        margin-left: 8px;
    }

    .plan-features {
        list-style: none;
        margin-bottom: 40px;
    }

    .plan-features li {
        margin-bottom: 16px;
        color: var(--text-muted);
        display: flex;
        align-items: center;
        gap: 12px;
    }

    .plan-features li::before {
        content: '✓';
        color: var(--primary);
        font-weight: bold;
    }

    .btn-plan {
        display: block;
        width: 100%;
        padding: 14px 0;
        text-align: center;
        border-radius: 8px;
        background: var(--card-bg);
        color: var(--text-main);
        text-decoration: none;
        font-weight: 600;
        border: 1px solid var(--card-border);
        transition: var(--transition);
    }

    .pricing-card.popular .btn-plan {
        background: linear-gradient(135deg, var(--primary), var(--secondary));
        border: none;
    }

    .pricing-card.popular .btn-plan:hover {
        box-shadow: 0 4px 15px var(--primary-glow);
    }

    /* FAQ Section */
    .faq-container {
        max-width: 800px;
        margin: 0 auto;
    }

    .faq-item {
        background: var(--card-bg);
        border: 1px solid var(--card-border);
        border-radius: 16px;
        margin-bottom: 16px;
        overflow: hidden;
        backdrop-filter: blur(10px);
    }

    .faq-question {
        padding: 24px;
        width: 100%;
        text-align: left;
        background: none;
        border: none;
        color: var(--text-main);
        font-size: 18px;
        font-weight: 600;
        font-family: 'Outfit', sans-serif;
        cursor: pointer;
        display: flex;
        justify-content: space-between;
        align-items: center;
        transition: var(--transition);
    }

    .faq-question:hover {
        color: var(--primary);
    }

    .faq-answer {
        padding: 0 24px;
        max-height: 0;
        overflow: hidden;
        color: var(--text-muted);
        line-height: 1.6;
        transition: all 0.4s ease;
    }

    .faq-item.active .faq-answer {
        padding: 0 24px 24px;
        max-height: 200px;
    }

    .faq-icon {
        font-size: 24px;
        transition: transform 0.4s ease;
    }

    .faq-item.active .faq-icon {
        transform: rotate(45deg);
    }

    /* About Us */
    .about-section {
        position: relative;
    }

    .about-card {
        background: var(--card-bg);
        border: 1px solid var(--card-border);
        border-radius: 24px;
        padding: 60px;
        backdrop-filter: blur(10px);
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 60px;
        align-items: center;
    }

    .about-content h3 {
        font-size: 32px;
        margin-bottom: 20px;
    }

    .about-content p {
        color: var(--text-muted);
        line-height: 1.7;
        margin-bottom: 24px;
    }

    .company-details {
        background: rgba(0, 0, 0, 0.3);
        padding: 30px;
        border-radius: 16px;
        border: 1px solid var(--card-border);
    }

    .company-details h4 {
        font-size: 20px;
        margin-bottom: 16px;
        color: var(--primary);
    }

    .detail-row {
        display: flex;
        margin-bottom: 12px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        padding-bottom: 12px;
    }

    .detail-row:last-child {
        border: none;
        margin: 0;
        padding: 0;
    }

    .detail-label {
        width: 120px;
        color: var(--text-muted);
        font-weight: 500;
    }

    .detail-value {
        font-weight: 600;
    }

    /* Footer */
    footer {
        background: var(--bg-darker);
        border-top: 1px solid var(--card-border);
        padding: 60px 5% 30px;
        margin-top: 100px;
    }

    .footer-content {
        max-width: 1200px;
        margin: 0 auto;
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-bottom: 40px;
    }

    .footer-logo {
        font-size: 24px;
        font-weight: 900;
    }

    .footer-logo span {
        color: var(--primary);
    }

    .footer-bottom {
        text-align: center;
        color: var(--text-muted);
        font-size: 14px;
        padding-top: 30px;
        border-top: 1px solid var(--card-border);
    }

    @media (max-width: 768px) {
        .about-card {
            grid-template-columns: 1fr;
            padding: 30px;
        }

        .nav-links {
            display: none;
        }

        .hero h1 {
            font-size: 40px;
        }

        .hero-cta {
            flex-direction: column;
            width: 100%;
            max-width: 300px;
        }

        .footer-content {
            flex-direction: column;
            gap: 20px;
            text-align: center;
        }
    }

    /* Language Picker */
    .lang-picker {
        position: relative;
        display: inline-block;
    }

    .lang-picker-btn {
        display: flex;
        align-items: center;
        gap: 6px;
        padding: 8px 14px;
        background: rgba(255,255,255,0.05);
        border: 1px solid rgba(255,255,255,0.1);
        border-radius: 8px;
        color: var(--text-main);
        font-family: 'Outfit', sans-serif;
        font-size: 14px;
        font-weight: 500;
        cursor: pointer;
        transition: var(--transition);
    }

    .lang-picker-btn:hover {
        background: rgba(255,255,255,0.1);
    }

    .lang-flag {
        font-size: 16px;
        line-height: 1;
    }

    .lang-code {
        font-weight: 600;
        letter-spacing: 0.5px;
    }

    .lang-picker-dropdown {
        display: none;
        position: absolute;
        top: calc(100% + 8px);
        right: 0;
        background: var(--bg-darker);
        border: 1px solid var(--card-border);
        border-radius: 12px;
        box-shadow: 0 8px 32px rgba(0,0,0,0.6);
        min-width: 140px;
        z-index: 200;
        overflow: hidden;
    }

    .lang-picker.open .lang-picker-dropdown {
        display: block;
    }

    .lang-option {
        display: flex;
        align-items: center;
        gap: 8px;
        padding: 12px 16px;
        font-size: 14px;
        font-weight: 500;
        color: var(--text-main);
        cursor: pointer;
        transition: background 0.15s;
    }

    .lang-option:hover {
        background: rgba(255,255,255,0.1);
    }