/* Reset ve Temel Stiller */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Poppins', sans-serif;
    font-weight: 400;
    line-height: 1.6;
    color: #333;
    background-color: #ffffff;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header Styles */
.header {
    background-color: #ffffff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.logo h2 {
    color: #000;
    font-size: 1.8rem;
    font-weight: 700;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-menu a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-menu a:hover {
    color: #000;
}

.cta-button {
    background-color: #000 !important;
    color: #fff !important;
    padding: 0.7rem 1.5rem;
    border-radius: 5px;
    transition: background-color 0.3s ease;
}

.cta-button:hover {
    background-color: #333 !important;
}

/* Hero Section */
.hero {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-content h1 {
    font-size: 3.5rem;
    font-weight: 700;
    color: #000;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-content p {
    font-size: 1.2rem;
    color: #666;
    margin-bottom: 2.5rem;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
}

.btn-primary {
    background-color: #000;
    color: #fff;
    padding: 1rem 2rem;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background-color: #333;
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: transparent;
    color: #000;
    padding: 1rem 2rem;
    text-decoration: none;
    border: 2px solid #000;
    border-radius: 5px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    background-color: #000;
    color: #fff;
    transform: translateY(-2px);
}

.hero-image { display: flex; justify-content: center; align-items: center; }

.phone-mockup { display:none !important; 
    width: 200px;
    height: 400px;
    background-color: #000;
    border-radius: 30px;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.phone-mockup i {
    font-size: 4rem;
    color: #fff;
}

/* Features Section */
.features {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 50%, #f1f3f4 100%);
    position: relative;
    overflow: hidden;
}

.features::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="%23f0f0f0" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
    z-index: 1;
}

.features .container {
    position: relative;
    z-index: 2;
}

.features h2 {
    text-align: center;
    font-size: 3rem;
    color: #000;
    margin-bottom: 1rem;
    font-weight: 800;
    letter-spacing: -1px;
}

.features h2::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, #000 0%, #666 100%);
    margin: 1rem auto 3rem;
    border-radius: 2px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: 2.5rem;
    margin-top: 4rem;
}

.feature-card {
    background: linear-gradient(145deg, #ffffff 0%, #f8f9fa 100%);
    padding: 1rem;
    border-radius: 20px;
    text-align: center;
    box-shadow: 
        0 10px 30px rgba(0, 0, 0, 0.1),
        0 1px 8px rgba(0, 0, 0, 0.06);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    border: 1px solid rgba(255, 255, 255, 0.8);
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #000 0%, #333 50%, #666 100%);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 
        0 20px 40px rgba(0, 0, 0, 0.15),
        0 5px 15px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, #000 0%, #333 100%);
    border-radius: 25px;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 2rem;
    position: relative;
    transition: all 0.3s ease;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

.feature-icon::after {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, #000, #333, #666, #000);
    border-radius: 27px;
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.feature-card:hover .feature-icon::after {
    opacity: 1;
}

.feature-card:hover .feature-icon {
    transform: rotateY(10deg) rotateX(10deg);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.3);
}

.feature-icon i {
    font-size: 2.5rem;
    color: #fff;
    transition: all 0.3s ease;
}

.feature-card:hover .feature-icon i {
    transform: scale(1.1);
}

.feature-card h3 {
    font-size: 1.6rem;
    color: #000;
    margin-bottom: 1.2rem;
    font-weight: 700;
    letter-spacing: -0.5px;
    transition: color 0.3s ease;
}

.feature-card:hover h3 {
    color: #000;
}

.feature-card p {
    color: #555;
    line-height: 1.7;
    font-size: 1rem;
    transition: color 0.3s ease;
}

.feature-card:hover p {
    color: #333;
}

/* Özel ikon renkleri - marquee için döngüsel (6n + k) */
.marquee-track .feature-card:nth-child(6n + 1) .feature-icon {
    background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
}

.marquee-track .feature-card:nth-child(6n + 2) .feature-icon {
    background: linear-gradient(135deg, #E4405F 0%, #C13584 100%);
}

.marquee-track .feature-card:nth-child(6n + 3) .feature-icon {
    background: linear-gradient(135deg, #4285F4 0%, #1976D2 100%);
}

.marquee-track .feature-card:nth-child(6n + 4) .feature-icon {
    background: linear-gradient(135deg, #FF6B6B 0%, #EE5A24 100%);
}

.marquee-track .feature-card:nth-child(6n + 5) .feature-icon {
    background: linear-gradient(135deg, #A8E6CF 0%, #4ECDC4 100%);
}

.marquee-track .feature-card:nth-child(6n + 6) .feature-icon {
    background: linear-gradient(135deg, #FFD93D 0%, #FF6B35 100%);
}

/* Plans Section */
.plans {
    padding: 80px 0;
    background-color: #fff;
}

.plans h2 {
    text-align: center;
    font-size: 2.5rem;
    color: #000;
    margin-bottom: 3rem;
    font-weight: 700;
}

.plans-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
    max-width: 900px;
    margin: 0 auto;
}

.plan-card {
    background-color: #fff;
    border: 2px solid #e9ecef;
    border-radius: 15px;
    padding: 2.5rem;
    text-align: center;
    position: relative;
    transition: all 0.3s ease;
}

.plan-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.plan-card.featured {
    border-color: #000;
    transform: scale(1.05);
}

.plan-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background-color: #000;
    color: #fff;
    padding: 0.5rem 1.5rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
}

.plan-header h3 {
    font-size: 1.8rem;
    color: #000;
    margin-bottom: 1rem;
    font-weight: 700;
}

.price {
    margin-bottom: 2rem;
}

.currency {
    font-size: 1.5rem;
    color: #666;
    vertical-align: top;
}

.amount {
    font-size: 3rem;
    color: #000;
    font-weight: 700;
}

.period {
    font-size: 1.2rem;
    color: #666;
}

.plan-features {
    list-style: none;
    margin-bottom: 2rem;
    text-align: left;
}

.plan-features li {
    padding: 0.7rem 0;
    display: flex;
    align-items: center;
    gap: 0.7rem;
}

.plan-features .fa-check {
    color: #28a745;
}

.plan-features .fa-times {
    color: #dc3545;
}

.plan-button {
    background-color: #000;
    color: #fff;
    padding: 1rem 2rem;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 600;
    display: inline-block;
    transition: all 0.3s ease;
    width: 100%;
}

.plan-button:hover {
    background-color: #333;
}

.featured .plan-button {
    background-color: #000;
}

/* Integrations Section */
.integrations {
    padding: 80px 0;
    background-color: #f8f9fa;
}

.integrations h2 {
    text-align: center;
    font-size: 2.5rem;
    color: #000;
    margin-bottom: 3rem;
    font-weight: 700;
}

.integrations-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 3rem;
}

.integration-card {
    background-color: #fff;
    padding: 3rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.integration-icon {
    width: 80px;
    height: 80px;
    background-color: #000;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 1.5rem;
}

.integration-icon i {
    font-size: 2.5rem;
    color: #fff;
}

.integration-card h3 {
    font-size: 1.8rem;
    color: #000;
    margin-bottom: 1rem;
    font-weight: 600;
}

.integration-card p {
    color: #666;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.integration-card ul {
    list-style: none;
}

.integration-card li {
    padding: 0.5rem 0;
    color: #333;
    position: relative;
    padding-left: 1.5rem;
}

.integration-card li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #28a745;
    font-weight: 700;
}

/* Testimonials Section */
.testimonials {
    padding: 80px 0;
    background-color: #fff;
}

.testimonials h2 {
    text-align: center;
    font-size: 2.5rem;
    color: #000;
    margin-bottom: 3rem;
    font-weight: 700;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.testimonial-card {
    background-color: #f8f9fa;
    padding: 2.5rem;
    border-radius: 15px;
    border-left: 5px solid #000;
    margin: 10%;
}

.testimonial-content p {
    font-style: italic;
    color: #333;
    margin-bottom: 1.5rem;
    line-height: 1.6;
    font-size: 1.1rem;
}

.testimonial-author {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.author-info h4 {
    color: #000;
    font-weight: 600;
    margin-bottom: 0.3rem;
}

.author-info span {
    color: #666;
    font-size: 0.9rem;
}

.rating {
    color: #ffc107;
}

/* FAQ Section */
.faq {
    padding: 80px 0;
    background-color: #f8f9fa;
}

.faq h2 {
    text-align: center;
    font-size: 2.5rem;
    color: #000;
    margin-bottom: 3rem;
    font-weight: 700;
}

.faq-grid {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background-color: #fff;
    margin-bottom: 1rem;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.faq-question {
    padding: 1.5rem;
    background-color: #fff;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background-color 0.3s ease;
}

.faq-question:hover {
    background-color: #f8f9fa;
}

.faq-question h3 {
    color: #000;
    font-weight: 600;
    font-size: 1.1rem;
}

.faq-question i {
    color: #666;
    transition: transform 0.3s ease;
}

.faq-answer {
    padding: 0 1.5rem 1.5rem;
    color: #666;
    line-height: 1.6;
    display: none;
}

.faq-item.active .faq-answer {
    display: block;
}

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

/* Footer */
.footer {
    background-color: #000;
    color: #fff;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    color: #fff;
    margin-bottom: 1rem;
    font-size: 1.5rem;
    font-weight: 700;
}

.footer-section h4 {
    color: #fff;
    margin-bottom: 1rem;
    font-weight: 600;
}

.footer-section p {
    color: #ccc;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

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

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: #fff;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    background-color: #333;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    color: #fff;
    text-decoration: none;
    transition: background-color 0.3s ease;
}

.social-links a:hover {
    background-color: #555;
}

.contact-info p {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.contact-info i {
    color: #ccc;
}

.footer-bottom {
    border-top: 1px solid #333;
    padding-top: 2rem;
    text-align: center;
    color: #ccc;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
        padding: 0 20px;
        max-width: 100%;
        margin: 0 auto;
        justify-items: center;
    }
    
    .hero-content {
        width: 100%;
        max-width: 500px;
        margin: 0 auto;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .hero-image {
        width: 100%;
        max-width: 400px;
        margin: 0 auto;
        justify-content: center;
    }
    
    .features h2 {
        font-size: 2.2rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        margin-top: 2rem;
    }
    
    .feature-card {
        padding: 2rem 1.5rem;
        margin: 0 10px;
    }
    
    .feature-icon {
        width: 80px;
        height: 80px;
    }
    
    .feature-icon i {
        font-size: 2rem;
    }
    
    .plans-grid {
        grid-template-columns: 1fr;
    }
    
    .plan-card.featured {
        transform: none;
    }
    
    .integrations-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .container {
        padding: 0 20px;
        margin: 0 auto;
        max-width: 100%;
    }
}

@media (max-width: 480px) {
    .hero .container {
        padding: 0 15px;
        gap: 1.5rem;
    }
    
    .hero-content {
        max-width: 100%;
        padding: 0 10px;
    }
    
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .hero-content p {
        font-size: 1rem;
    }
    
    .btn-primary,
    .btn-secondary {
        padding: 0.8rem 1.5rem;
        font-size: 0.9rem;
    }
    
    .hero-image {
        max-width: 300px;
    }
    
    .feature-card,
    .integration-card,
    .testimonial-card {
        padding: 1.5rem;
    }
    
    .plan-card {
        padding: 1.5rem;
    }
    
    .plans-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
}
/* Marquee ortak yardımcılar */
.features .container, .testimonials .container { overflow: visible; }
.marquee-container { margin-top: 2rem; }
/* Eski gridleri gizle */
.features-grid { display: none; }
.testimonials-grid { display: none; }

/* Testimonial kartları marquee içinde de aynı görsellikte kalır */
.testimonials .container { overflow: visible; }