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

body {
    font-family: 'Georgia', serif;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 25%, #0f3460 50%, #1a1a2e 75%, #16213e 100%);
    min-height: 100vh;
    color: #e0e0e0;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    align-items: center;
    position: relative;
}

.header {
    text-align: center;
    margin-bottom: 30px;
    margin-top: 30px;
    color: #f0f0f0;
}

.header h1 {
    font-size: 2.8em;
    margin-bottom: 10px;
    font-weight: 300;
    letter-spacing: 1px;
    background: linear-gradient(135deg, #64ffda, #3f51b5);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.header p {
    font-size: 1.3em;
    opacity: 0.9;
    font-style: italic;
    color: #b0b0b0;
}

.form-card {
    background: rgba(30, 30, 50, 0.95);
    border-radius: 25px;
    padding: 40px 30px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
    backdrop-filter: blur(10px);
    width: 100%;
    margin-bottom: 30px;
    border: 1px solid rgba(100, 255, 218, 0.2);
}

.friend-section {
    margin-bottom: 30px;
}

.friend-title {
    font-size: 1.4em;
    color: #64ffda;
    margin-bottom: 20px;
    text-align: center;
    font-weight: 600;
}

.input-group {
    position: relative;
    margin-bottom: 20px;
}

.input-group input,
.input-group select {
    width: 100%;
    padding: 15px 20px;
    border: 2px solid #404060;
    border-radius: 15px;
    font-size: 1em;
    background: rgba(20, 20, 40, 0.8);
    color: #e0e0e0;
    transition: all 0.3s ease;
    font-family: inherit;
}

.input-group input:focus,
.input-group select:focus {
    outline: none;
    border-color: #64ffda;
    box-shadow: 0 0 0 3px rgba(100, 255, 218, 0.2);
}

.input-group label {
    position: absolute;
    top: -8px;
    left: 15px;
    background: rgba(30, 30, 50, 0.95);
    padding: 0 8px;
    font-size: 0.9em;
    color: #b0b0b0;
    font-weight: 500;
}

.section-divider {
    margin: 40px 0;
    padding: 30px 0;
    border-top: 2px solid #404060;
    border-bottom: 2px solid #404060;
}

.section-title {
    font-size: 1.3em;
    color: #3f51b5;
    margin-bottom: 25px;
    text-align: center;
    font-style: italic;
}

.calculate-btn {
    width: 100%;
    padding: 20px;
    background: linear-gradient(135deg, #64ffda, #3f51b5);
    color: #1a1a2e;
    border: none;
    border-radius: 15px;
    font-size: 1.3em;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 30px;
    box-shadow: 0 10px 25px rgba(100, 255, 218, 0.3);
}

.calculate-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(100, 255, 218, 0.4);
}

.results-container {
    display: none;
    width: 100%;
    margin-top: 30px;
}

.overall-score {
    background: rgba(30, 30, 50, 0.95);
    border-radius: 25px;
    padding: 40px;
    text-align: center;
    margin-bottom: 30px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
    border: 1px solid rgba(100, 255, 218, 0.2);
}

.main-score {
    font-size: 5em;
    font-weight: bold;
    background: linear-gradient(135deg, #64ffda, #3f51b5);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 10px;
}

.main-title {
    font-size: 2.2em;
    color: #64ffda;
    margin-bottom: 15px;
    font-weight: 300;
}

.main-description {
    font-size: 1.2em;
    color: #b0b0b0;
    line-height: 1.7;
    font-style: italic;
    max-width: 600px;
    margin: 0 auto;
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 25px;
    margin-bottom: 30px;
}

.compatibility-card {
    background: rgba(30, 30, 50, 0.95);
    border-radius: 20px;
    padding: 30px;
    box-shadow: 0 15px 30px rgba(0,0,0,0.3);
    backdrop-filter: blur(10px);
    transition: transform 0.3s ease;
    border: 1px solid rgba(100, 255, 218, 0.1);
}

.compatibility-card:hover {
    transform: translateY(-5px);
    border-color: rgba(100, 255, 218, 0.3);
}

.card-header {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}

.card-icon {
    font-size: 2.5em;
    margin-right: 15px;
}

.card-title {
    font-size: 1.3em;
    font-weight: 600;
    color: #e0e0e0;
}

.card-score {
    font-size: 2.8em;
    font-weight: bold;
    text-align: center;
    margin-bottom: 15px;
}

.card-description {
    font-size: 1em;
    color: #b0b0b0;
    line-height: 1.5;
    margin-bottom: 20px;
}

.card-details {
    background: rgba(20, 20, 40, 0.6);
    border-radius: 10px;
    padding: 15px;
    font-size: 0.9em;
    color: #a0a0a0;
    border: 1px solid rgba(100, 255, 218, 0.1);
}

.detail-item {
    margin-bottom: 8px;
    padding-bottom: 8px;
    border-bottom: 1px solid rgba(100, 255, 218, 0.1);
}

.detail-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
}

.action-buttons {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
    justify-content: center;
    margin-top: 30px;
}

.action-btn {
    padding: 15px 25px;
    border: none;
    border-radius: 12px;
    font-size: 1.1em;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 600;
}

.btn-primary {
    background: linear-gradient(135deg, #64ffda, #3f51b5);
    color: #1a1a2e;
}

.btn-secondary {
    background: linear-gradient(135deg, #ff6b9d, #c44569);
    color: #fff;
}

.btn-tertiary {
    background: linear-gradient(135deg, #4facfe, #00f2fe);
    color: #1a1a2e;
}

.action-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.3);
}

/* Color themes for different cards */
.zodiac-card { border-left: 5px solid #ff6b9d; }
.zodiac-card .card-score { color: #ff6b9d; }

.numerology-card { border-left: 5px solid #4ecdc4; }
.numerology-card .card-score { color: #4ecdc4; }

.emotional-card { border-left: 5px solid #45b7d1; }
.emotional-card .card-score { color: #45b7d1; }

.energy-card { border-left: 5px solid #f39c12; }
.energy-card .card-score { color: #f39c12; }

.spiritual-card { border-left: 5px solid #9b59b6; }
.spiritual-card .card-score { color: #9b59b6; }

.destiny-card { border-left: 5px solid #e74c3c; }
.destiny-card .card-score { color: #e74c3c; }

/* SEO Content Styling */
.seo-content {
    width: 100%;
    max-width: 1200px;
    margin: 60px auto 0;
    padding: 0 20px;
}

.content-container {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.content-card {
    background: rgba(30, 30, 50, 0.95);
    border-radius: 25px;
    padding: 40px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(100, 255, 218, 0.2);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.content-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 25px 50px rgba(0,0,0,0.5);
    border-color: rgba(100, 255, 218, 0.3);
}

.content-title {
    font-size: 2.2em;
    color: #64ffda;
    margin-bottom: 25px;
    font-weight: 300;
    text-align: center;
    background: linear-gradient(135deg, #64ffda, #3f51b5);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.content-body {
    color: #e0e0e0;
    line-height: 1.8;
    font-size: 1.1em;
}

.content-body p {
    margin-bottom: 20px;
}

.content-body strong {
    color: #64ffda;
    font-weight: 600;
}

/* Feature Grid Styling */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    margin: 30px 0;
}

.feature-item {
    background: rgba(20, 20, 40, 0.6);
    border-radius: 15px;
    padding: 25px;
    border: 1px solid rgba(100, 255, 218, 0.1);
    transition: all 0.3s ease;
}

.feature-item:hover {
    border-color: rgba(100, 255, 218, 0.3);
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.3);
}

.feature-item h3 {
    color: #64ffda;
    font-size: 1.3em;
    margin-bottom: 15px;
    font-weight: 600;
}

.feature-item p {
    color: #b0b0b0;
    line-height: 1.6;
    margin-bottom: 0;
}

/* Benefits Grid Styling */
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
    margin: 30px 0;
}

.benefit-item {
    background: rgba(20, 20, 40, 0.6);
    border-radius: 15px;
    padding: 25px;
    border: 1px solid rgba(100, 255, 218, 0.1);
    transition: all 0.3s ease;
    text-align: center;
}

.benefit-item:hover {
    border-color: rgba(100, 255, 218, 0.3);
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.3);
}

.benefit-icon {
    font-size: 3em;
    margin-bottom: 15px;
    display: block;
}

.benefit-item h3 {
    color: #64ffda;
    font-size: 1.3em;
    margin-bottom: 15px;
    font-weight: 600;
}

.benefit-item p {
    color: #b0b0b0;
    line-height: 1.6;
    margin-bottom: 0;
}

/* FAQ Styling */
.faq-container {
    margin-top: 20px;
}

.faq-item {
    background: rgba(20, 20, 40, 0.6);
    border-radius: 15px;
    margin-bottom: 15px;
    border: 1px solid rgba(100, 255, 218, 0.1);
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-item:hover {
    border-color: rgba(100, 255, 218, 0.3);
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

.faq-question {
    padding: 20px 25px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    color: #e0e0e0;
    transition: all 0.3s ease;
    user-select: none;
}

.faq-question:hover {
    background: rgba(100, 255, 218, 0.1);
    color: #64ffda;
}

.faq-toggle {
    font-size: 1.5em;
    font-weight: bold;
    color: #64ffda;
    transition: transform 0.3s ease;
}

.faq-question:hover .faq-toggle {
    transform: scale(1.2);
}

.faq-answer {
    padding: 0 25px 20px;
    color: #b0b0b0;
    line-height: 1.7;
    border-top: 1px solid rgba(100, 255, 218, 0.1);
    animation: fadeIn 0.3s ease;
}

.faq-answer p {
    margin: 15px 0 0 0;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Science Points Styling */
.science-points {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    margin: 30px 0;
}

.science-point {
    background: rgba(20, 20, 40, 0.6);
    border-radius: 15px;
    padding: 25px;
    border: 1px solid rgba(100, 255, 218, 0.1);
    transition: all 0.3s ease;
}

.science-point:hover {
    border-color: rgba(100, 255, 218, 0.3);
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.3);
}

.science-point h3 {
    color: #64ffda;
    font-size: 1.3em;
    margin-bottom: 15px;
    font-weight: 600;
}

.science-point p {
    color: #b0b0b0;
    line-height: 1.6;
    margin-bottom: 0;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 10px;
    }
    
    .header h1 {
        font-size: 2.2em;
    }
    
    .header p {
        font-size: 1.1em;
    }
    
    .form-card {
        padding: 25px 20px;
        margin-bottom: 20px;
    }
    
    .friend-title {
        font-size: 1.2em;
    }
    
    .input-group input,
    .input-group select {
        padding: 12px 15px;
        font-size: 0.9em;
    }
    
    .calculate-btn {
        padding: 15px;
        font-size: 1.1em;
    }
    
    .overall-score {
        padding: 25px 20px;
    }
    
    .main-score {
        font-size: 3.5em;
    }
    
    .main-title {
        font-size: 1.8em;
    }
    
    .main-description {
        font-size: 1em;
    }
    
    .cards-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .compatibility-card {
        padding: 20px;
    }
    
    .card-icon {
        font-size: 2em;
    }
    
    .card-title {
        font-size: 1.1em;
    }
    
    .card-score {
        font-size: 2.2em;
    }
    
    .card-description {
        font-size: 0.9em;
    }
    
    .card-details {
        padding: 12px;
        font-size: 0.8em;
    }
    
    .action-buttons {
        flex-direction: column;
        gap: 10px;
    }
    
    .action-btn {
        width: 100%;
        padding: 12px 20px;
        font-size: 1em;
    }
    
    /* SEO Content Mobile Styles */
    .seo-content {
        padding: 0 10px;
        margin-top: 40px;
    }
    
    .content-card {
        padding: 25px 20px;
    }
    
    .content-title {
        font-size: 1.8em;
    }
    
    .content-body {
        font-size: 1em;
    }
    
    .feature-grid,
    .benefits-grid,
    .science-points {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .feature-item,
    .benefit-item,
    .science-point {
        padding: 20px;
    }
    
    .faq-question {
        padding: 15px 20px;
        font-size: 0.95em;
    }
    
    .faq-answer {
        padding: 0 20px 15px;
        font-size: 0.9em;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 15px;
    }
    
    .header h1 {
        font-size: 1.8em;
    }
    
    .main-score {
        font-size: 3em;
    }
    
    .main-title {
        font-size: 1.5em;
    }
    
    .cards-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .compatibility-card {
        padding: 15px;
    }
    
    .content-title {
        font-size: 1.6em;
    }
    
    .benefit-icon {
        font-size: 2.5em;
    }
    
    .faq-question {
        padding: 12px 15px;
        font-size: 0.9em;
    }
    
    .faq-answer {
        padding: 0 15px 12px;
        font-size: 0.85em;
    }
}

/* Additional Animations and Effects */
@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(100, 255, 218, 0.4);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(100, 255, 218, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(100, 255, 218, 0);
    }
}

.calculate-btn:focus {
    animation: pulse 2s infinite;
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: rgba(30, 30, 50, 0.5);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, #64ffda, #3f51b5);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, #3f51b5, #64ffda);
}