:root {
    --primary-color: #3B82F6;
    --primary-hover: #2563EB;
    --secondary-color: #E5E7EB;
    --secondary-hover: #D1D5DB;
    --background-color: #FFFFFF;
    --surface-color: #F9FAFB;
    --text-primary: #111827;
    --text-secondary: #4B5563;
    --border-color: #E5E7EB;
    --highlight-color: #10B981;
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

/* --- Global Reset & Settings --- */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    background-color: var(--background-color);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    padding: 0 24px;
}

.narrow-container {
    max-width: 800px;
}

/* --- Header & Navigation --- */
.navbar {
    background-color: rgba(255, 255, 255, 0.85);
    padding: 16px 0;
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 10px;
}

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

.nav-link {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    margin: 0 16px;
    transition: color 0.2s ease;
}

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

/* --- General Button Styles --- */
.cta-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 12px 24px;
    border-radius: 8px;
    border: 1px solid transparent;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 16px;
    white-space: nowrap;
}

.cta-button.large-button {
    padding: 16px 32px;
    font-size: 18px;
}

.cta-button.primary-button {
    background-color: var(--primary-color);
    color: #FFFFFF;
    border-color: var(--primary-color);
}

.cta-button.primary-button:hover {
    background-color: var(--primary-hover);
    border-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.cta-button.secondary-button {
    background-color: #FFFFFF;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.cta-button.secondary-button:hover {
    background-color: var(--surface-color);
    border-color: #D1D5DB;
    transform: translateY(-2px);
}

.cta-button.full-width {
    width: 100%;
}

/* --- Hero Section Styles --- */
.hero {
    padding: 80px 0 0 0;
    background-color: var(--surface-color);
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.badge {
    display: inline-block;
    background-color: rgba(59, 130, 246, 0.1);
    color: var(--primary-color);
    padding: 6px 12px;
    border-radius: 999px;
    font-weight: 600;
    font-size: 14px;
    margin-bottom: 24px;
}

.hero-content h1 {
    font-size: 56px;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -0.025em;
}

.hero-content .highlight {
    color: var(--primary-color);
}

.hero-content .subtitle {
    font-size: 20px;
    color: var(--text-secondary);
    margin-bottom: 32px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

.small-note {
    font-size: 14px;
    color: var(--text-secondary);
    margin-top: 16px;
}

/* --- YOUTUBE VİDEO STİLLERİ --- */
.hero-video-wrapper {
    margin: 64px auto 0 auto;
    max-width: 900px;
    position: relative;
    z-index: 10;
    margin-bottom: -50px;
    aspect-ratio: 16 / 9;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    border: 1px solid var(--border-color);
}

.video-poster {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    visibility: visible;
    opacity: 1;
}

.play-button-overlay {
    width: 80px;
    height: 80px;
    background-color: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(5px);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: var(--primary-color);
    transition: transform 0.2s ease, background-color 0.2s ease;
}

.video-poster:hover .play-button-overlay {
    transform: scale(1.1);
    background-color: rgba(255, 255, 255, 1);
}

#youtube-player {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
}

.hero-video-wrapper.video-playing .video-poster {
    opacity: 0;
    visibility: hidden;
}

/* --- General Section Styles --- */
.section-title {
    font-size: 36px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    text-align: center;
    margin-bottom: 64px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* --- Features Section --- */
.features {
    padding: 146px 0 96px 0;
    background-color: var(--background-color);
    position: relative;
    z-index: 5;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
}

.feature-card {
    background-color: var(--surface-color);
    padding: 32px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    text-align: center;
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.05);
}

.feature-icon {
    font-size: 24px;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background-color: rgba(59, 130, 246, 0.1);
    color: var(--primary-color);
    display: inline-flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 24px;
}

.feature-card h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 12px;
}

.feature-card p {
    color: var(--text-secondary);
}

/* --- How It Works Section --- */
.how-it-works {
    padding: 96px 0;
    background-color: var(--surface-color);
}
.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-top: 64px;
    text-align: center;
}
.step-card {
    padding: 24px;
}

.step-icon {
    font-size: 32px;
    color: var(--primary-color);
    margin-bottom: 24px;
}

.step-number {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background-color: var(--primary-color);
    color: white;
    font-size: 24px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px auto;
    border: 4px solid rgba(59, 130, 246, 0.2);
}
.step-card h3 {
    font-size: 22px;
    margin-bottom: 12px;
}
.step-card p {
    color: var(--text-secondary);
}

/* --- Pricing Section --- */
.pricing {
    padding: 96px 0;
    background-color: var(--background-color);
}

.pricing-cards {
    display: flex;
    justify-content: center;
    gap: 32px;
    align-items: center;
    flex-wrap: wrap;
}

.pricing-card {
    background-color: var(--background-color);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 40px;
    width: 360px;
    text-align: center;
    transition: all 0.3s ease;
}

.pricing-card.featured {
    border-color: var(--primary-color);
    transform: scale(1.05);
    position: relative;
    overflow: hidden;
    box-shadow: 0 10px 30px -5px rgba(59, 130, 246, 0.2);
}

.featured-badge {
    position: absolute;
    top: 20px;
    right: -30px;
    background-color: var(--primary-color);
    color: white;
    padding: 4px 32px;
    font-size: 12px;
    font-weight: 600;
    transform: rotate(45deg);
}

.pricing-card h3 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 16px;
}

.pricing-card .price {
    font-size: 56px;
    font-weight: 800;
    margin-bottom: 8px;
    display: flex;
    justify-content: center;
    align-items: baseline;
}

.pricing-card .price span {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-right: 4px;
}

.pricing-card .period {
    color: var(--text-secondary);
    margin-bottom: 32px;
    font-weight: 500;
}

.pricing-card ul {
    list-style: none;
    text-align: left;
    margin-bottom: 32px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.pricing-card ul li {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-secondary);
}

.pricing-card ul li i {
    color: var(--highlight-color);
    font-size: 20px;
}

/* --- FAQ Section --- */
.faq {
    padding: 96px 0;
}

.faq-item {
    border-bottom: 1px solid var(--border-color);
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    text-align: left;
    background: none;
    border: none;
    padding: 24px 0;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    color: var(--text-primary);
}

.faq-question i {
    color: var(--text-secondary);
    transition: transform 0.3s ease;
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-in-out;
}

.faq-answer p {
    padding-bottom: 24px;
    color: var(--text-secondary);
    max-width: 95%;
}

.faq-item.open .faq-question i {
    transform: rotate(180deg);
}
.faq-item.open .faq-question {
    color: var(--primary-color);
}

/* --- Footer --- */
.footer {
    padding: 48px 0;
    background-color: var(--surface-color);
    border-top: 1px solid var(--border-color);
}

.footer .container {
    text-align: center;
    color: var(--text-secondary);
}

/* --- Responsive Design --- */
@media (max-width: 1024px) {
    .hero-content h1 {
        font-size: 48px;
    }
    .features-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }
}

@media (max-width: 768px) {
    .navbar .container {
        flex-wrap: wrap;
        justify-content: center;
        gap: 16px;
    }

    .navbar nav {
        display: none;
    }

    .navbar .cta-button {
        flex-basis: 100%;
        text-align: center;
    }
    
    .hero {
        padding-top: 64px;
    }

    .hero-content h1 {
        font-size: 40px;
    }
    .hero-content .subtitle {
        font-size: 18px;
    }

    .hero-buttons {
        flex-direction: column;
    }
    
    .hero-video-wrapper {
        margin-bottom: -20px;
    }
    
    .features {
        padding-top: 100px;
    }

    .pricing-card.featured {
        transform: scale(1);
    }
    .section-title {
        font-size: 30px;
    }
    .steps-grid {
        grid-template-columns: 1fr;
    }
}/* style.css dosyanın sonuna ekle */

/* style.css dosyanın en sonundaki footer stillerini bununla değiştir veya ekle */

.footer {
    padding: 64px 0;
    background-color: var(--surface-color);
    border-top: 1px solid var(--border-color);
}

.footer .container {
    text-align: center;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 32px;
}

.footer-logo {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 12px;
}

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

.footer-affiliate-promo {
    background-color: var(--background-color);
    border: 1px solid var(--border-color);
    padding: 24px 32px;
    border-radius: 12px;
}

.footer-affiliate-promo p {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 18px;
    margin-bottom: 8px;
}

.footer-affiliate-link {
    font-weight: 500;
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.2s ease;
}

.footer-affiliate-link:hover {
    color: var(--primary-hover);
    text-decoration: underline;
}

.footer-copyright {
    color: var(--text-secondary);
    font-size: 14px;
}