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

:root {
    --primary-blue: #1E40AF;
    --accent-orange: #F97316;
    --bg-light: #F8FAFC;
    --text-dark: #1E293B;
    --text-heading: #0F172A;
    --white: #FFFFFF;
    --gray-100: #F1F5F9;
    --gray-200: #E2E8F0;
    --gray-300: #CBD5E1;
    --gray-600: #475569;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--white);
}

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--text-heading);
    color: var(--white);
    padding: 20px;
    box-shadow: var(--shadow-xl);
    z-index: 10000;
    display: none;
}

.cookie-banner.show {
    display: block;
}

.cookie-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    flex-wrap: wrap;
}

.cookie-text {
    flex: 1;
    min-width: 300px;
}

.cookie-text p {
    margin-bottom: 10px;
}

.cookie-text a {
    color: var(--accent-orange);
    text-decoration: underline;
}

.cookie-buttons {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.cookie-btn {
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.cookie-accept {
    background: var(--accent-orange);
    color: var(--white);
}

.cookie-accept:hover {
    background: #ea580c;
}

.cookie-settings {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--white);
}

.cookie-settings:hover {
    background: var(--white);
    color: var(--text-heading);
}

/* Header & Navigation */
header {
    background: var(--white);
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: 1000;
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}

.logo img {
    height: 50px;
    width: auto;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-blue);
}

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

.nav-links a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: var(--primary-blue);
}

.nav-cta {
    background: var(--accent-orange);
    color: var(--white) !important;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.nav-cta:hover {
    background: #ea580c;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-dark);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-blue) 0%, #3B82F6 100%);
    color: var(--white);
    padding: 6rem 2rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('../images/hero-bg.png') center/cover no-repeat;
    opacity: 0.15;
    z-index: 0;
}

.hero-content {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero h1 {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    display: inline-block;
    padding: 1rem 2rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

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

.btn-primary:hover {
    background: #ea580c;
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

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

.btn-secondary:hover {
    background: var(--gray-100);
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Section Styles */
section {
    padding: 5rem 2rem;
}

.section-light {
    background: var(--white);
}

.section-gray {
    background: var(--bg-light);
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-heading);
    margin-bottom: 1rem;
}

.section-subtitle {
    text-align: center;
    font-size: 1.2rem;
    color: var(--gray-600);
    margin-bottom: 3rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* Problem Solution Section */
.problem-solution {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    max-width: 1200px;
    margin: 0 auto;
}

.problem-box, .solution-box {
    padding: 2rem;
    border-radius: 12px;
}

.problem-box {
    background: #FEF2F2;
    border-left: 5px solid #EF4444;
}

.solution-box {
    background: #F0FDF4;
    border-left: 5px solid #22C55E;
}

.problem-box h3, .solution-box h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: var(--text-heading);
}

.problem-box p, .solution-box p {
    font-size: 1.05rem;
    line-height: 1.8;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.feature-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    text-align: center;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

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

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

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-heading);
}

.feature-card p {
    color: var(--gray-600);
    line-height: 1.7;
}

/* Target Audience */
.audience-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    max-width: 1200px;
    margin: 0 auto;
}

.audience-item {
    background: var(--white);
    padding: 1.5rem;
    border-radius: 8px;
    border-left: 4px solid var(--accent-orange);
    box-shadow: var(--shadow-sm);
}

.audience-item h4 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    color: var(--primary-blue);
}

/* Course Content */
.course-modules {
    max-width: 900px;
    margin: 0 auto;
}

.module-item {
    background: var(--white);
    padding: 1.5rem;
    margin-bottom: 1rem;
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
    border-left: 4px solid var(--primary-blue);
    transition: all 0.3s ease;
}

.module-item:hover {
    box-shadow: var(--shadow-md);
    transform: translateX(5px);
}

.module-item strong {
    color: var(--primary-blue);
    font-size: 1.1rem;
}

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

.testimonial-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    position: relative;
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: -10px;
    left: 20px;
    font-size: 5rem;
    color: var(--accent-orange);
    opacity: 0.2;
}

.testimonial-text {
    font-style: italic;
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.testimonial-author {
    font-weight: 600;
    color: var(--primary-blue);
}

.testimonial-role {
    color: var(--gray-600);
    font-size: 0.9rem;
}

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

.pricing-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
}

.pricing-card.featured {
    border: 3px solid var(--accent-orange);
    transform: scale(1.05);
}

.pricing-card.featured::before {
    content: 'En Popüler';
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent-orange);
    color: var(--white);
    padding: 5px 20px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
}

.pricing-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.pricing-card h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: var(--text-heading);
}

.pricing-price {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 1.5rem;
}

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

.pricing-features li {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--gray-200);
}

.pricing-features li:before {
    content: '✓';
    color: var(--accent-orange);
    font-weight: bold;
    margin-right: 10px;
}

/* FAQ */
.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--white);
    margin-bottom: 1rem;
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    padding: 1.5rem;
    background: none;
    border: none;
    text-align: left;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-heading);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background 0.3s ease;
}

.faq-question:hover {
    background: var(--gray-100);
}

.faq-icon {
    font-size: 1.5rem;
    color: var(--primary-blue);
    transition: transform 0.3s ease;
}

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

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

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer-content {
    padding: 0 1.5rem 1.5rem;
    color: var(--gray-600);
    line-height: 1.8;
}

/* Instructor */
.instructor-section {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.instructor-info {
    background: var(--white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
}

.instructor-name {
    font-size: 1.8rem;
    color: var(--primary-blue);
    margin-bottom: 0.5rem;
}

.instructor-title {
    font-size: 1.2rem;
    color: var(--accent-orange);
    margin-bottom: 1.5rem;
}

.instructor-bio {
    text-align: left;
    line-height: 1.8;
    color: var(--text-dark);
}

/* Final CTA */
.final-cta {
    background: linear-gradient(135deg, var(--primary-blue) 0%, #3B82F6 100%);
    color: var(--white);
    text-align: center;
    padding: 5rem 2rem;
}

.final-cta h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.final-cta p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

/* Footer */
footer {
    background: var(--text-heading);
    color: var(--white);
    padding: 3rem 2rem 1rem;
}

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

.footer-section h3 {
    margin-bottom: 1rem;
    color: var(--accent-orange);
}

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

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

.footer-section a {
    color: var(--gray-300);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: var(--white);
}

.footer-bottom {
    max-width: 1200px;
    margin: 0 auto;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    color: var(--gray-300);
}

/* Content Pages */
.content-page {
    max-width: 900px;
    margin: 0 auto;
    padding: 4rem 2rem;
}

.content-page h1 {
    font-size: 2.5rem;
    color: var(--text-heading);
    margin-bottom: 1rem;
}

.content-page h2 {
    font-size: 2rem;
    color: var(--primary-blue);
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.content-page h3 {
    font-size: 1.5rem;
    color: var(--text-heading);
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
}

.content-page p {
    margin-bottom: 1rem;
    line-height: 1.8;
}

.content-page ul, .content-page ol {
    margin-bottom: 1rem;
    padding-left: 2rem;
}

.content-page li {
    margin-bottom: 0.5rem;
    line-height: 1.7;
}

.content-page a {
    color: var(--primary-blue);
    text-decoration: underline;
}

.content-page a:hover {
    color: var(--accent-orange);
}

.last-updated {
    font-style: italic;
    color: var(--gray-600);
    margin-bottom: 2rem;
}

/* Contact Form */
.contact-container {
    max-width: 800px;
    margin: 0 auto;
}

.contact-info {
    background: var(--bg-light);
    padding: 2rem;
    border-radius: 12px;
    margin-bottom: 2rem;
}

.contact-info h3 {
    color: var(--primary-blue);
    margin-bottom: 1rem;
}

.contact-info p {
    margin-bottom: 0.75rem;
}

.contact-info strong {
    color: var(--text-heading);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-links {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        box-shadow: var(--shadow-lg);
        padding: 1rem;
    }

    .nav-links.active {
        display: flex;
    }

    .mobile-menu-toggle {
        display: block;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero p {
        font-size: 1rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .problem-solution {
        grid-template-columns: 1fr;
    }

    .cta-buttons {
        flex-direction: column;
    }

    .btn {
        width: 100%;
        text-align: center;
    }
}

@media (max-width: 480px) {
    nav {
        padding: 1rem;
    }

    .hero {
        padding: 3rem 1rem;
    }

    section {
        padding: 3rem 1rem;
    }

    .container {
        padding: 0 1rem;
    }
}