:root {
    --primary-color: #4A90E2;
    --secondary-color: #2C3E50;
    --background-color: #F5F6FA;
    --text-color: #333333;
    --white: #FFFFFF;
}

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

body {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--background-color);
}

/* Navigation */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 5%;
    background-color: var(--white);
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.logo a {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
    text-decoration: none;
}

.nav-links a {
    margin-left: 2rem;
    text-decoration: none;
    color: var(--secondary-color);
}

/* Hero Section */
.hero {
    text-align: center;
    padding: 4rem 2rem;
    background: linear-gradient(rgba(74,144,226,0.1), rgba(74,144,226,0.2));
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cta-buttons {
    margin-top: 2rem;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.8rem 1.5rem;
    border-radius: 5px;
    text-decoration: none;
    margin: 0.5rem;
    transition: all 0.3s ease;
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--white);
}

.btn-secondary {
    background-color: var(--white);
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

/* Features Section */
.features {
    padding: 4rem 0;
    background-color: #f8f9fa;
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
    color: #333;
}

.feature-grid {
    max-width: 1000px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    padding: 0 20px;
}

.feature-card {
    text-align: center;
    padding: 2rem;
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

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

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
}

.feature-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.feature-card h3 {
    margin: 1rem 0;
    color: #333;
    font-size: 1.25rem;
}

.feature-card p {
    color: #666;
    font-size: 1rem;
    line-height: 1.5;
}

/* Mobil responsive */
@media (max-width: 768px) {
    .feature-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .feature-card {
        padding: 1.5rem;
    }
    
    .feature-icon {
        width: 60px;
        height: 60px;
    }
}

/* Tablet responsive */
@media (min-width: 769px) and (max-width: 1024px) {
    .feature-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 1.5rem;
        padding: 0 15px;
    }
}

/* Pricing Section */
.pricing {
    padding: 4rem 2rem;
    text-align: center;
}

.pricing h2 {
    margin-bottom: 2rem;
    color: var(--secondary-color);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

.pricing-card {
    background-color: var(--white);
    border-radius: 10px;
    padding: 2rem;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

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

.pricing-card h3 {
    color: var(--secondary-color);
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.price {
    font-size: 2rem;
    color: var(--primary-color);
    margin: 1rem 0;
    font-weight: bold;
}

.price span {
    font-size: 1rem;
    color: var(--secondary-color);
}

.pricing-card ul {
    list-style: none;
    margin: 2rem 0;
    padding: 0;
    text-align: left;
}

.pricing-card ul li {
    margin: 0.8rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.pricing-card ul li:before {
    content: "✓";
    color: var(--primary-color);
    position: absolute;
    left: 0;
}

.pricing-card .btn {
    width: 100%;
    margin: 1rem 0 0 0;
}

/* Responsive Design için pricing eklentisi */
@media (max-width: 992px) {
    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-card {
        max-width: 400px;
        margin: 0 auto;
    }
}

/* Benefits Section */
.benefits {
    padding: 4rem 2rem;
    background-color: var(--white);
    text-align: center;
}

.benefits h2 {
    color: var(--secondary-color);
    font-size: 2rem;
    margin-bottom: 3rem;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.benefit-card {
    background-color: var(--background-color);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

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

.benefit-card h3 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.benefit-card p {
    color: var(--text-color);
    line-height: 1.6;
}

/* Responsive Design için benefits eklentisi */
@media (max-width: 768px) {
    .benefits-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto;
    }
    
    .benefits h2 {
        font-size: 1.8rem;
    }
    
    .benefit-card {
        padding: 1.5rem;
    }
}

/* Footer */
footer {
    background-color: var(--secondary-color);
    color: var(--white);
    padding: 2rem 5%;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.footer-section ul {
    list-style: none;
}

.footer-section a {
    color: var(--white);
    text-decoration: none;
}

.footer-bottom {
    text-align: center;
    margin-top: 2rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(255,255,255,0.1);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
} 

/* Auth Forms (Login/Register) */
.form-container {
    max-width: 400px;
    margin: 2rem auto;
    padding: 2rem;
    background-color: var(--white);
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.auth-form .form-group {
    margin-bottom: 1.5rem;
}

.auth-form label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--secondary-color);
    font-weight: bold;
}

.auth-form input {
    width: 100%;
    padding: 0.8rem;
    border: 2px solid var(--background-color);
    border-radius: 5px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.auth-form input:focus {
    border-color: var(--primary-color);
    outline: none;
}

.form-actions {
    margin-top: 2rem;
}

.form-actions .btn {
    width: 100%;
    margin-bottom: 1rem;
}

.forgot-link {
    display: block;
    text-align: center;
    color: var(--secondary-color);
    text-decoration: none;
    font-size: 0.9rem;
}

.forgot-link:hover {
    color: var(--primary-color);
}

.auth-links {
    text-align: center;
    margin-top: 1.5rem;
    color: var(--secondary-color);
}

.auth-links a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: bold;
}

.auth-links a:hover {
    text-decoration: underline;
}

.error-messages {
    background-color: #ffebee;
    border-radius: 5px;
    padding: 1rem;
    margin-bottom: 1rem;
}

.error {
    color: #c62828;
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .form-container {
        margin: 1rem;
        padding: 1.5rem;
    }
}

/* Eğer yoksa bu stili ekleyin */
.nav-links a.active {
    color: var(--primary-color);
    font-weight: bold;
    position: relative;
}

.nav-links a.active::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--primary-color);
}

.legal-content {
    max-width: 900px;
    margin: 0 auto;
    padding: 4rem 2rem;
}

.legal-content h1 {
    font-size: 2.5rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.legal-content .last-updated {
    color: var(--text-color);
    font-style: italic;
    margin-bottom: 3rem;
}

.legal-content section {
    margin-bottom: 3rem;
}

.legal-content h2 {
    font-size: 1.8rem;
    color: var(--secondary-color);
    margin-bottom: 1.5rem;
}

.legal-content h3 {
    font-size: 1.4rem;
    color: var(--secondary-color);
    margin: 1.5rem 0 1rem;
}

.legal-content p {
    margin-bottom: 1rem;
    line-height: 1.6;
}

.legal-content ul {
    list-style: disc;
    margin: 1rem 0;
    padding-left: 2rem;
}

.legal-content ul li {
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

@media (max-width: 768px) {
    .legal-content {
        padding: 3rem 1.5rem;
    }

    .legal-content h1 {
        font-size: 2rem;
    }

    .legal-content h2 {
        font-size: 1.5rem;
    }

    .legal-content h3 {
        font-size: 1.2rem;
    }
}