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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    padding: 20px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    background: white;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    overflow: hidden;
}

.header {
    background: linear-gradient(135deg, #4285f4 0%, #e94235 100%);
    color: white;
    padding: 50px 30px;
    text-align: center;
}

.header h1 {
    font-size: 36px;
    margin-bottom: 10px;
}

.header p {
    font-size: 18px;
    opacity: 0.9;
}

.content {
    padding: 50px 30px;
}

/* Quiz Section */
.quiz-section {
    margin-bottom: 60px;
}

.quiz-section h2 {
    text-align: center;
    color: #333;
    margin-bottom: 30px;
    font-size: 28px;
}

.quiz-card {
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.question {
    margin-bottom: 30px;
}

.question h3 {
    color: #333;
    margin-bottom: 15px;
    font-size: 18px;
}

.options {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.option {
    display: flex;
    align-items: center;
    padding: 15px 20px;
    background: white;
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s;
}

.option:hover {
    border-color: #4285f4;
    transform: translateX(5px);
}

.option input[type="radio"] {
    margin-right: 15px;
    width: 20px;
    height: 20px;
    cursor: pointer;
}

.option span {
    font-size: 16px;
    color: #333;
}

.quiz-btn {
    width: 100%;
    padding: 18px;
    background: linear-gradient(135deg, #4285f4 0%, #34a853 100%);
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    margin-top: 20px;
}

.quiz-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(66, 133, 244, 0.3);
}

.quiz-result {
    margin-top: 30px;
    padding: 30px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    animation: slideDown 0.5s;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.result-content h3 {
    font-size: 24px;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.result-content p {
    font-size: 16px;
    line-height: 1.8;
    color: #555;
}

/* Comparison Table */
.comparison-table {
    margin-bottom: 60px;
}

.comparison-table h2 {
    text-align: center;
    color: #333;
    margin-bottom: 30px;
    font-size: 28px;
}

.table-wrapper {
    overflow-x: auto;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

table {
    width: 100%;
    border-collapse: collapse;
    background: white;
}

thead {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

th {
    padding: 20px;
    text-align: left;
    font-size: 18px;
    font-weight: 600;
}

th.google-col {
    background: rgba(66, 133, 244, 0.2);
}

th.facebook-col {
    background: rgba(233, 66, 53, 0.2);
}

tbody tr {
    border-bottom: 1px solid #e0e0e0;
    transition: background 0.2s;
}

tbody tr:hover {
    background: #f8f9fa;
}

td {
    padding: 20px;
    font-size: 15px;
    color: #555;
}

td.criteria {
    font-weight: 600;
    color: #333;
}

td.pro {
    color: #34a853;
    font-weight: 600;
}

td.con {
    color: #ea4335;
}

/* Usage Section */
.usage-section {
    margin-bottom: 60px;
}

.usage-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: 30px;
}

.usage-card {
    padding: 35px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    transition: transform 0.3s;
}

.usage-card:hover {
    transform: translateY(-5px);
}

.google-card {
    background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
    border-left: 5px solid #4285f4;
}

.facebook-card {
    background: linear-gradient(135deg, #fce4ec 0%, #f8bbd0 100%);
    border-left: 5px solid #e94235;
}

.card-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.usage-card h3 {
    font-size: 22px;
    color: #333;
    margin-bottom: 20px;
}

.usage-card ul {
    list-style: none;
    margin-bottom: 25px;
}

.usage-card li {
    padding: 10px 0;
    padding-left: 30px;
    position: relative;
    color: #555;
    line-height: 1.6;
}

.usage-card li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #34a853;
    font-weight: bold;
    font-size: 18px;
}

.examples {
    background: white;
    padding: 20px;
    border-radius: 10px;
    margin-top: 20px;
}

.examples strong {
    color: #333;
    display: block;
    margin-bottom: 10px;
    font-size: 16px;
}

.examples p {
    color: #666;
    font-size: 14px;
    line-height: 1.6;
}

/* Combined Section */
.combined-section {
    margin-bottom: 60px;
}

.combined-card {
    background: linear-gradient(135deg, #fff9c4 0%, #fff59d 100%);
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    border: 3px solid #fbc02d;
}

.combined-icon {
    font-size: 64px;
    text-align: center;
    margin-bottom: 20px;
}

.combined-card h2 {
    text-align: center;
    color: #333;
    font-size: 28px;
    margin-bottom: 15px;
}

.combined-desc {
    text-align: center;
    color: #555;
    font-size: 18px;
    margin-bottom: 40px;
}

.funnel {
    max-width: 600px;
    margin: 0 auto 40px;
}

.funnel-step {
    background: white;
    padding: 25px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    gap: 20px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    margin-bottom: 10px;
}

.funnel-step.highlight {
    background: linear-gradient(135deg, #4caf50 0%, #81c784 100%);
    color: white;
}

.step-number {
    width: 50px;
    height: 50px;
    background: #4285f4;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: bold;
    flex-shrink: 0;
}

.funnel-step.highlight .step-number {
    background: white;
    color: #4caf50;
}

.step-content h4 {
    color: #333;
    margin-bottom: 5px;
}

.funnel-step.highlight .step-content h4 {
    color: white;
}

.step-content p {
    color: #666;
    font-size: 14px;
}

.funnel-step.highlight .step-content p {
    color: rgba(255, 255, 255, 0.9);
}

.funnel-arrow {
    text-align: center;
    font-size: 32px;
    color: #4285f4;
    margin: 5px 0;
}

.combined-benefits {
    background: white;
    padding: 30px;
    border-radius: 12px;
}

.combined-benefits h3 {
    color: #333;
    margin-bottom: 20px;
    text-align: center;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.benefit {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 20px;
    background: #f5f5f5;
    border-radius: 10px;
    transition: transform 0.2s;
}

.benefit:hover {
    transform: translateY(-3px);
}

.benefit-icon {
    font-size: 36px;
    margin-bottom: 10px;
}

.benefit span:last-child {
    color: #333;
    font-weight: 600;
}

/* Summary Section */
.summary-section {
    background: linear-gradient(135deg, #e8eaf6 0%, #c5cae9 100%);
    padding: 40px;
    border-radius: 15px;
}

.summary-section h2 {
    text-align: center;
    color: #333;
    margin-bottom: 25px;
    font-size: 28px;
}

.summary-content {
    background: white;
    padding: 30px;
    border-radius: 12px;
}

.summary-content p {
    font-size: 16px;
    line-height: 1.8;
    color: #555;
    margin-bottom: 20px;
}

.summary-list {
    list-style: none;
    margin: 20px 0;
}

.summary-list li {
    padding: 12px 0;
    padding-left: 35px;
    position: relative;
    color: #555;
    font-size: 16px;
}

.summary-list li::before {
    content: "→";
    position: absolute;
    left: 0;
    color: #4285f4;
    font-weight: bold;
    font-size: 20px;
}

.summary-cta {
    text-align: center;
    font-size: 18px;
    padding: 25px;
    background: linear-gradient(135deg, #4285f4 0%, #34a853 100%);
    color: white;
    border-radius: 10px;
    margin-top: 25px;
}

/* Кнопка повернення */
.back-home-container {
    padding: 30px;
    text-align: center;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
}

.back-home-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 28px;
    background: linear-gradient(135deg, #4285f4 0%, #e94235 100%);
    color: white;
    text-decoration: none;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 600;
    transition: all 0.3s;
    box-shadow: 0 4px 15px rgba(66, 133, 244, 0.3);
}

.back-home-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(66, 133, 244, 0.4);
}

.back-arrow {
    font-size: 20px;
    transition: transform 0.3s;
}

.back-home-btn:hover .back-arrow {
    transform: translateX(-5px);
}

/* Responsive */
@media (max-width: 768px) {
    .container {
        border-radius: 10px;
    }

    .header {
        padding: 30px 20px;
    }

    .header h1 {
        font-size: 26px;
    }

    .content {
        padding: 30px 20px;
    }

    .quiz-card {
        padding: 25px;
    }

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

    .table-wrapper {
        font-size: 14px;
    }

    th,
    td {
        padding: 12px;
    }

    .funnel {
        padding: 0 10px;
    }

    .funnel-step {
        flex-direction: column;
        text-align: center;
    }

    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}


/* Адаптив для 420px */
@media (max-width: 420px) {
    body {
        padding: 10px;
    }

    .container {
        border-radius: 15px;
    }

    .header {
        padding: 25px 15px;
    }

    .header h1 {
        font-size: 22px;
        margin-bottom: 8px;
    }

    .header p {
        font-size: 14px;
    }

    .content {
        padding: 25px 15px;
    }

    /* Quiz Section */
    .quiz-section h2 {
        font-size: 22px;
        margin-bottom: 20px;
    }

    .quiz-card {
        padding: 20px 15px;
    }

    .question {
        margin-bottom: 20px;
    }

    .question h3 {
        font-size: 16px;
        margin-bottom: 12px;
    }

    .option {
        padding: 12px 15px;
        font-size: 14px;
    }

    .option input[type="radio"] {
        width: 18px;
        height: 18px;
        margin-right: 12px;
    }

    .quiz-btn {
        padding: 15px;
        font-size: 16px;
    }

    .quiz-result {
        padding: 20px 15px;
    }

    .result-content h3 {
        font-size: 20px;
    }

    .result-content p {
        font-size: 14px;
    }

    /* Comparison Table */
    .comparison-table h2 {
        font-size: 22px;
        margin-bottom: 20px;
    }

    .table-wrapper {
        border-radius: 10px;
        font-size: 12px;
    }

    th,
    td {
        padding: 10px 8px;
        font-size: 12px;
    }

    th {
        font-size: 14px;
    }

    /* Usage Cards */
    .usage-cards {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .usage-card {
        padding: 20px 15px;
    }

    .card-icon {
        font-size: 40px;
        margin-bottom: 15px;
    }

    .usage-card h3 {
        font-size: 20px;
        margin-bottom: 15px;
    }

    .usage-card li {
        font-size: 14px;
        padding: 8px 0;
        padding-left: 25px;
    }

    .examples {
        padding: 15px;
    }

    .examples strong {
        font-size: 14px;
    }

    .examples p {
        font-size: 13px;
    }

    /* Combined Section */
    .combined-card {
        padding: 25px 15px;
    }

    .combined-icon {
        font-size: 48px;
        margin-bottom: 15px;
    }

    .combined-card h2 {
        font-size: 22px;
        margin-bottom: 12px;
    }

    .combined-desc {
        font-size: 15px;
        margin-bottom: 30px;
    }

    .funnel-step {
        padding: 15px;
        gap: 12px;
        flex-direction: column;
        text-align: center;
    }

    .step-number {
        width: 45px;
        height: 45px;
        font-size: 20px;
    }

    .step-content h4 {
        font-size: 16px;
    }

    .step-content p {
        font-size: 13px;
    }

    .combined-benefits {
        padding: 20px 15px;
    }

    .combined-benefits h3 {
        font-size: 18px;
        margin-bottom: 15px;
    }

    .benefits-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .benefit {
        padding: 15px;
    }

    .benefit-icon {
        font-size: 32px;
    }

    /* Summary Section */
    .summary-section {
        padding: 25px 15px;
    }

    .summary-section h2 {
        font-size: 22px;
        margin-bottom: 20px;
    }

    .summary-content {
        padding: 20px 15px;
    }

    .summary-content p {
        font-size: 14px;
        margin-bottom: 15px;
    }

    .summary-list li {
        font-size: 14px;
        padding: 10px 0;
        padding-left: 30px;
    }

    .summary-cta {
        font-size: 15px;
        padding: 20px 15px;
    }

    .back-home-container {
        padding: 20px 15px;
    }

    .back-home-btn {
        padding: 12px 20px;
        font-size: 14px;
        gap: 8px;
    }

    .back-arrow {
        font-size: 18px;
    }
}