/* ===== GENEL STILLER ===== */
:root {
    /* Ana Renkler */
    --primary-color: #1A365D;
    --secondary-color: #00A9A5;
    --accent-color: #FF7F50;
    --light-bg: #F5F5F5;
    --white: #FFFFFF;
    --dark-text: #333333;
    --light-text: #666666;
    --border-color: #E0E0E0;
    
    /* Gölgeler */
    --box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --hover-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
    
    /* Geçişler */
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Open Sans', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--dark-text);
    background-color: var(--white);
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: 20px;
    color: var(--primary-color);
}

p {
    margin-bottom: 20px;
}

a {
    color: var(--secondary-color);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--primary-color);
}

ul, ol {
    margin-bottom: 20px;
    padding-left: 20px;
}

img {
    max-width: 100%;
    height: auto;
}

.section-title {
    font-size: 36px;
    text-align: center;
    margin-bottom: 15px;
}

.section-description {
    font-size: 18px;
    text-align: center;
    color: var(--light-text);
    margin-bottom: 40px;
}

/* ===== BUTONLAR ===== */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 30px;
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    font-size: 16px;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    border: none;
}

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

.btn-primary:hover {
    background-color: #15294d;
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--hover-shadow);
}

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

.btn-secondary:hover {
    background-color: #008e8a;
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--hover-shadow);
}

.btn-text {
    background: none;
    color: var(--secondary-color);
    padding: 8px 16px;
    border-bottom: 2px solid transparent;
}

.btn-text:hover {
    border-bottom: 2px solid var(--secondary-color);
}

.cta-buttons {
    display: flex;
    gap: 15px;
    margin-top: 30px;
}

/* ===== HEADER ===== */
header {
    background-color: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
}

.logo h1 {
    font-size: 24px;
    margin-bottom: 0;
}

.logo p {
    font-size: 14px;
    color: var(--light-text);
    margin-bottom: 0;
}

.main-nav .nav-links {
    display: flex;
    list-style: none;
    gap: 20px;
    margin-bottom: 0;
    padding-left: 0;
}

.main-nav .nav-links a {
    color: var(--dark-text);
    font-weight: 500;
    padding: 8px 12px;
    border-radius: 4px;
}

.main-nav .nav-links a:hover,
.main-nav .nav-links a.active {
    color: var(--secondary-color);
    background-color: rgba(0, 169, 165, 0.1);
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
}

.hamburger {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--dark-text);
    position: relative;
    transition: var(--transition);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 24px;
    height: 2px;
    background-color: var(--dark-text);
    transition: var(--transition);
}

.hamburger::before {
    top: -8px;
}

.hamburger::after {
    bottom: -8px;
}

/* ===== HERO SECTION ===== */
.hero {
    padding: 80px 0;
    background-color: var(--light-bg);
    overflow: hidden;
}

.hero .container {
    display: flex;
    align-items: center;
    gap: 40px;
}

.hero-content {
    flex: 1;
}

.hero-content h2 {
    font-size: 42px;
    margin-bottom: 20px;
}

.hero-content p {
    font-size: 18px;
    color: var(--light-text);
    margin-bottom: 30px;
}

.hero-image {
    flex: 1;
    text-align: center;
}

/* ===== FEATURES SECTION ===== */
.features {
    padding: 80px 0;
    background-color: var(--white);
}

.feature-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.feature-card {
    background-color: var(--white);
    border-radius: 8px;
    padding: 30px;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    text-align: center;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--hover-shadow);
}

.feature-icon {
    width: 70px;
    height: 70px;
    background-color: rgba(0, 169, 165, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.feature-icon i {
    font-size: 30px;
    color: var(--secondary-color);
}

.feature-card h3 {
    font-size: 20px;
    margin-bottom: 15px;
}

.feature-card p {
    color: var(--light-text);
    margin-bottom: 0;
}

/* ===== STRATEGY GUIDE SECTION ===== */
.strategy-guide {
    padding: 80px 0;
    background-color: var(--light-bg);
}

.guide-container {
    display: flex;
    gap: 30px;
    margin-top: 40px;
    background-color: var(--white);
    border-radius: 8px;
    box-shadow: var(--box-shadow);
    overflow: hidden;
}

.sidebar {
    width: 300px;
    background-color: var(--primary-color);
    padding: 30px 0;
}

.guide-nav {
    list-style: none;
    padding-left: 0;
    margin-bottom: 0;
}

.guide-nav li {
    margin-bottom: 5px;
}

.guide-nav a {
    display: block;
    padding: 12px 20px;
    color: rgba(255, 255, 255, 0.8);
    font-weight: 500;
    transition: var(--transition);
    border-left: 4px solid transparent;
}

.guide-nav a:hover,
.guide-nav a.active {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--white);
    border-left: 4px solid var(--secondary-color);
}

.guide-content {
    flex: 1;
    padding: 30px;
}

.guide-section {
    display: none;
}

.guide-section.active {
    display: block;
}

.guide-section h3 {
    font-size: 24px;
    margin-bottom: 20px;
    color: var(--primary-color);
}

.accordion {
    margin-top: 20px;
}

.accordion-item {
    margin-bottom: 15px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
}

.accordion-header {
    padding: 15px 20px;
    background-color: var(--light-bg);
    font-weight: 600;
    cursor: pointer;
    position: relative;
    transition: var(--transition);
}

.accordion-header:hover {
    background-color: rgba(0, 169, 165, 0.1);
}

.accordion-header::after {
    content: '+';
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 20px;
    transition: var(--transition);
}

.accordion-item.active .accordion-header::after {
    content: '-';
}

.accordion-content {
    padding: 0 20px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.accordion-item.active .accordion-content {
    padding: 20px;
    max-height: 1000px;
}

.accordion-content h4 {
    font-size: 18px;
    margin-top: 20px;
    margin-bottom: 10px;
}

.accordion-content h4:first-child {
    margin-top: 0;
}

/* ===== IMPLEMENTATION STEPS SECTION ===== */
.implementation-steps {
    padding: 80px 0;
    background-color: var(--white);
}

.steps-container {
    margin-top: 40px;
}

.progress-bar {
    height: 6px;
    background-color: var(--light-bg);
    border-radius: 3px;
    margin-bottom: 40px;
    position: relative;
}

.progress {
    height: 100%;
    background-color: var(--secondary-color);
    border-radius: 3px;
    transition: width 0.5s ease;
}

.steps {
    position: relative;
}

.step {
    display: none;
    margin-bottom: 30px;
}

.step.active {
    display: flex;
    gap: 20px;
}

.step-number {
    width: 40px;
    height: 40px;
    background-color: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    flex-shrink: 0;
}

.step-content {
    flex: 1;
}

.step-content h3 {
    font-size: 22px;
    margin-bottom: 15px;
}

.step-image {
    margin: 20px 0;
    text-align: center;
}

.step-actions {
    margin-top: 20px;
    display: flex;
    justify-content: space-between;
}

/* ===== TOOLS AND RESOURCES SECTION ===== */
.tools-resources {
    padding: 80px 0;
    background-color: var(--light-bg);
}

.tools-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.tool-card {
    background-color: var(--white);
    border-radius: 8px;
    padding: 30px;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

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

.tool-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.tool-icon img {
    max-width: 100%;
    max-height: 100%;
}

.tool-card h3 {
    font-size: 20px;
    margin-bottom: 10px;
    text-align: center;
}

.tool-card p {
    color: var(--light-text);
    margin-bottom: 20px;
    text-align: center;
    flex-grow: 1;
}

.tool-features {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
    justify-content: center;
}

.tag {
    background-color: rgba(0, 169, 165, 0.1);
    color: var(--secondary-color);
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.tool-card .btn {
    align-self: center;
}

/* ===== SUCCESS STORIES SECTION ===== */
.success-stories {
    padding: 80px 0;
    background-color: var(--white);
}

.stories-container {
    margin-top: 40px;
}

.story-card {
    background-color: var(--white);
    border-radius: 8px;
    box-shadow: var(--box-shadow);
    overflow: hidden;
    margin-bottom: 30px;
    display: flex;
    flex-direction: column;
}

@media (min-width: 768px) {
    .story-card {
        flex-direction: row;
    }
}

.story-image {
    flex: 1;
    min-height: 300px;
    background-position: center;
    background-size: cover;
}

.story-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.story-content {
    flex: 2;
    padding: 30px;
}

.story-content h3 {
    font-size: 24px;
    margin-bottom: 20px;
}

.metrics {
    display: flex;
    gap: 20px;
    margin-bottom: 20px;
}

.metric {
    text-align: center;
    flex: 1;
}

.metric-value {
    display: block;
    font-size: 28px;
    font-weight: 700;
    color: var(--secondary-color);
}

.metric-label {
    font-size: 14px;
    color: var(--light-text);
}

.story-details {
    display: none;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

.story-details.active {
    display: block;
}

.story-details h4 {
    font-size: 18px;
    margin-top: 20px;
    margin-bottom: 10px;
}

.story-details h4:first-child {
    margin-top: 0;
}

/* ===== FAQ SECTION ===== */
.faq {
    padding: 80px 0;
    background-color: var(--light-bg);
}

.faq-container {
    margin-top: 40px;
}

.faq-item {
    background-color: var(--white);
    border-radius: 8px;
    box-shadow: var(--box-shadow);
    margin-bottom: 15px;
    overflow: hidden;
}

.faq-question {
    padding: 20px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-question h3 {
    font-size: 18px;
    margin-bottom: 0;
    flex: 1;
}

.faq-icon {
    transition: var(--transition);
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 20px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-item.active .faq-answer {
    padding: 0 20px 20px;
    max-height: 1000px;
}

/* ===== CTA SECTION ===== */
.cta {
    padding: 80px 0;
    background-color: var(--primary-color);
    text-align: center;
    color: var(--white);
}

.cta h2 {
    color: var(--white);
    font-size: 36px;
    margin-bottom: 20px;
}

.cta p {
    font-size: 18px;
    margin-bottom: 30px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* ===== FOOTER ===== */
footer {
    background-color: #0F2441;
    color: rgba(255, 255, 255, 0.8);
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo h3 {
    color: var(--white);
    font-size: 24px;
    margin-bottom: 10px;
}

.footer-logo p {
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 0;
}

.footer-links h4,
.footer-contact h4 {
    color: var(--white);
    font-size: 18px;
    margin-bottom: 20px;
}

.footer-links ul {
    list-style: none;
    padding-left: 0;
    margin-bottom: 0;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.6);
    transition: var(--transition);
}

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

.footer-contact p {
    margin-bottom: 20px;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    margin-bottom: 0;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
}

/* ===== RESPONSIVE STYLES ===== */
@media (max-width: 1024px) {
    .hero-content h2 {
        font-size: 36px;
    }
    
    .sidebar {
        width: 250px;
    }
}

@media (max-width: 768px) {
    .hero .container {
        flex-direction: column;
    }
    
    .hero-content {
        text-align: center;
    }
    
    .cta-buttons {
        justify-content: center;
    }
    
    .guide-container {
        flex-direction: column;
    }
    
    .sidebar {
        width: 100%;
        padding: 15px 0;
    }
    
    .guide-nav {
        display: flex;
        flex-wrap: wrap;
        gap: 5px;
        padding: 0 15px;
    }
    
    .guide-nav a {
        padding: 8px 15px;
        border-left: none;
        border-bottom: 2px solid transparent;
        font-size: 14px;
    }
    
    .guide-nav a:hover,
    .guide-nav a.active {
        border-left: none;
        border-bottom: 2px solid var(--secondary-color);
    }
    
    .metrics {
        flex-wrap: wrap;
    }
}

@media (max-width: 576px) {
    .section-title {
        font-size: 28px;
    }
    
    .menu-toggle {
        display: block;
    }
    
    .main-nav .nav-links {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--white);
        flex-direction: column;
        padding: 20px;
        box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
        display: none;
    }
    
    .main-nav.active .nav-links {
        display: flex;
    }
    
    .main-nav.active .hamburger {
        background-color: transparent;
    }
    
    .main-nav.active .hamburger::before {
        transform: rotate(45deg);
        top: 0;
    }
    
    .main-nav.active .hamburger::after {
        transform: rotate(-45deg);
        bottom: 0;
    }
    
    .hero-content h2 {
        font-size: 28px;
    }
    
    .cta-buttons {
        flex-direction: column;
        gap: 10px;
    }
    
    .feature-cards {
        grid-template-columns: 1fr;
    }
    
    .tools-container {
        grid-template-columns: 1fr;
    }
}