/* *PROJE GELİŞTİRİCİ AĞABEYOĞLU® GRUP A.Ş. | ERTUĞRUL AKBEN */

/* ============================================
   ROOT VARIABLES
   ============================================ */
:root {
    --primary-color: #f57c00;
    --secondary-color: #224f99;
    --text-dark: #333333;
    --text-light: #666666;
    --bg-light: #f8f9fa;
    --white: #ffffff;
    --shadow: rgba(0, 0, 0, 0.1);
    --shadow-hover: rgba(0, 0, 0, 0.15);
    --transition: all 0.3s ease;
    --accent-green: #4caf50;
    --accent-red: #ff5722;
    --accent-gold: #ffd54f;
}

/* ============================================
   RESET & BASE STYLES
   ============================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    overflow-x: hidden;
    background-color: var(--white);
}

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

/* ============================================
   HERO SLIDER
   ============================================ */
.hero-slider {
    background: linear-gradient(135deg, #1a3a6e 0%, #f57c00 100%);
    padding: 2rem 0;
    position: relative;
    overflow: hidden;
}

.slider-container {
    max-width: 1000px;
    margin: 0 auto;
    position: relative;
    min-height: 120px;
}

.slide {
    display: none;
    animation: fadeIn 1s ease-in-out;
}

.slide.active {
    display: block;
}

.slide-content {
    padding: 2rem;
    text-align: center;
}

.slide-text {
    color: var(--white);
    font-size: 1.4rem;
    font-weight: 400;
    line-height: 1.8;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    margin: 0;
}

.slide-text strong {
    color: #ffd54f;
    font-weight: 700;
}

.slider-dots {
    text-align: center;
    padding: 1rem 0;
}

.dot {
    display: inline-block;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    margin: 0 6px;
    cursor: pointer;
    transition: var(--transition);
}

.dot:hover {
    background: rgba(255, 255, 255, 0.7);
}

.dot.active {
    background: var(--white);
    width: 14px;
    height: 14px;
}

/* ============================================
   HEADER SECTION
   ============================================ */
header {
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--primary-color) 100%);
    color: var(--white);
    padding: 3rem 0;
    box-shadow: 0 4px 6px var(--shadow);
    position: relative;
    overflow: hidden;
}

header::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 400px;
    height: 400px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    animation: float 6s ease-in-out infinite;
}

header::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -5%;
    width: 300px;
    height: 300px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 50%;
    animation: float 8s ease-in-out infinite reverse;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0) translateX(0);
    }
    50% {
        transform: translateY(-20px) translateX(20px);
    }
}

.header-content {
    text-align: center;
    position: relative;
    z-index: 1;
}

h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
    animation: fadeInDown 0.8s ease-out;
}

.subtitle {
    font-size: 1.3rem;
    font-weight: 300;
    opacity: 0.95;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* ============================================
   MAIN CONTENT
   ============================================ */
main {
    padding: 3rem 0;
    animation: fadeIn 1s ease-out;
}

/* ============================================
   DEVELOPMENT NOTICE
   ============================================ */
.development-notice {
    margin-bottom: 3rem;
}

.notice-box {
    background: linear-gradient(135deg, #fff3e0 0%, #ffe0b2 100%);
    border-left: 4px solid var(--primary-color);
    padding: 1.5rem;
    border-radius: 8px;
    display: flex;
    align-items: center;
    gap: 1rem;
    box-shadow: 0 2px 8px var(--shadow);
}

.notice-icon {
    width: 30px;
    height: 30px;
    color: var(--primary-color);
    flex-shrink: 0;
}

.notice-box p {
    margin: 0;
    color: var(--text-dark);
    font-size: 1rem;
}

/* ============================================
   WHY MANAVGOTIS SECTION
   ============================================ */
.why-manavgotis {
    background: linear-gradient(135deg, #e3f2fd 0%, #fff8e1 100%);
    padding: 3rem 2rem;
    border-radius: 12px;
    margin-bottom: 4rem;
    box-shadow: 0 4px 12px var(--shadow);
}

.manavgotis-content {
    max-width: 900px;
    margin: 0 auto;
}

.intro-text {
    font-size: 1.3rem;
    text-align: center;
    color: var(--text-dark);
    margin-bottom: 2rem;
    font-weight: 500;
}

.flemming-quote {
    background: var(--white);
    padding: 2rem;
    border-radius: 12px;
    border-left: 5px solid var(--secondary-color);
    box-shadow: 0 4px 12px var(--shadow);
    margin: 2rem 0;
    position: relative;
}

.quote-icon {
    font-size: 3rem;
    position: absolute;
    top: -15px;
    left: 20px;
    background: var(--white);
    padding: 0 10px;
}

blockquote {
    margin: 1rem 0 0 0;
    padding: 0;
}

blockquote p {
    color: var(--text-dark);
    font-size: 1.1rem;
    line-height: 1.9;
    font-style: italic;
    margin-bottom: 1rem;
}

blockquote strong {
    color: var(--primary-color);
    font-weight: 700;
}

blockquote em {
    color: var(--secondary-color);
    font-weight: 600;
}

.citation {
    font-size: 0.9rem !important;
    color: var(--text-light) !important;
    border-top: 1px solid #e0e0e0;
    padding-top: 1rem;
    margin-top: 1rem;
}

.explanation-box {
    background: var(--white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 2px 8px var(--shadow);
    margin-top: 2rem;
}

.explanation-box h4 {
    color: var(--secondary-color);
    font-size: 1.5rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.explanation-box p {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 1rem;
}

.highlight-text {
    background: linear-gradient(135deg, #fff3e0 0%, #ffe0b2 100%);
    padding: 1.5rem;
    border-radius: 8px;
    border-left: 4px solid var(--primary-color);
    color: var(--text-dark);
    font-weight: 600;
}

/* ============================================
   FAQ SECTION (NEW)
   ============================================ */
.faq-section {
    background: linear-gradient(135deg, #f3e5f5 0%, #e1f5fe 100%);
    padding: 3rem 2rem;
    border-radius: 12px;
    margin-bottom: 4rem;
}

.faq-content {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background: var(--white);
    padding: 2rem;
    margin-bottom: 1.5rem;
    border-radius: 12px;
    box-shadow: 0 4px 12px var(--shadow);
    transition: var(--transition);
}

.faq-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px var(--shadow-hover);
}

.faq-question {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.faq-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.faq-question h3 {
    color: var(--secondary-color);
    font-size: 1.3rem;
    margin: 0;
}

.faq-answer p {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 1rem;
}

.faq-answer p:last-child {
    margin-bottom: 0;
}

.source-note {
    font-size: 0.9rem;
    color: var(--text-light);
    font-style: italic;
    border-top: 1px solid #e0e0e0;
    padding-top: 1rem;
    margin-top: 1rem;
}

/* ============================================
   TIMELINE SECTION (NEW)
   ============================================ */
.timeline-section {
    margin-bottom: 4rem;
}

.timeline-content {
    max-width: 900px;
    margin: 2rem auto;
    position: relative;
}

.timeline-content::before {
    content: '';
    position: absolute;
    left: 30px;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(180deg, var(--primary-color) 0%, var(--secondary-color) 100%);
}

.timeline-item {
    display: flex;
    gap: 2rem;
    margin-bottom: 3rem;
    position: relative;
}

.timeline-marker {
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    background: var(--white);
    border: 3px solid var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 1;
}

.timeline-icon {
    font-size: 1.8rem;
}

.timeline-box {
    background: var(--white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 12px var(--shadow);
    flex: 1;
    transition: var(--transition);
}

.timeline-box:hover {
    transform: translateX(10px);
    box-shadow: 0 8px 20px var(--shadow-hover);
}

.timeline-box h4 {
    color: var(--secondary-color);
    font-size: 1.3rem;
    margin-bottom: 1rem;
}

.timeline-box p {
    color: var(--text-light);
    line-height: 1.8;
}

/* ============================================
   SECTIONS
   ============================================ */
section {
    margin-bottom: 4rem;
}

h2 {
    font-size: 2.5rem;
    color: var(--secondary-color);
    margin-bottom: 2rem;
    text-align: center;
    position: relative;
    padding-bottom: 1rem;
}

h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
}

/* ============================================
   ABOUT SECTION - CARDS
   ============================================ */
.content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.content-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 12px var(--shadow);
    transition: var(--transition);
    border-top: 4px solid transparent;
}

.content-card:nth-child(1) {
    border-top-color: var(--primary-color);
}

.content-card:nth-child(2) {
    border-top-color: var(--secondary-color);
}

.content-card:nth-child(3) {
    border-top-color: var(--accent-green);
}

.content-card:nth-child(4) {
    border-top-color: var(--accent-red);
}

.content-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 24px var(--shadow-hover);
}

.card-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: block;
}

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

.content-card p {
    color: var(--text-light);
    line-height: 1.8;
}

/* ============================================
   ORIGIN SECTION
   ============================================ */
.origin-section {
    background: var(--bg-light);
    padding: 3rem 2rem;
    border-radius: 12px;
}

.origin-content {
    max-width: 900px;
    margin: 0 auto;
}

.origin-content > p {
    color: var(--text-light);
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    line-height: 1.8;
}

.origin-list {
    list-style: none;
    margin: 2rem 0;
}

.origin-list li {
    background: var(--white);
    padding: 1.5rem;
    margin-bottom: 1rem;
    border-radius: 8px;
    border-left: 4px solid var(--primary-color);
    box-shadow: 0 2px 8px var(--shadow);
    color: var(--text-light);
    line-height: 1.8;
    transition: var(--transition);
}

.origin-list li:hover {
    transform: translateX(8px);
    box-shadow: 0 4px 12px var(--shadow-hover);
}

.origin-list li strong {
    color: var(--secondary-color);
    display: block;
    margin-bottom: 0.5rem;
}

.origin-list li em {
    color: var(--primary-color);
    font-style: normal;
    font-weight: 600;
}

.origin-note {
    background: var(--white);
    padding: 1.5rem;
    border-radius: 8px;
    border-left: 4px solid var(--secondary-color);
    font-style: italic;
    color: var(--text-light);
    margin-top: 2rem;
    box-shadow: 0 2px 8px var(--shadow);
}

/* ============================================
   GEOGRAPHY SECTION
   ============================================ */
.geography-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.geo-item {
    background: var(--white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 12px var(--shadow);
    transition: var(--transition);
}

.geo-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px var(--shadow-hover);
}

.geo-item h4 {
    font-size: 1.4rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.geo-item p {
    color: var(--text-light);
    line-height: 1.8;
}

/* ============================================
   SOURCES SECTION (NEW)
   ============================================ */
.sources-section {
    background: linear-gradient(135deg, #fce4ec 0%, #f3e5f5 100%);
    padding: 3rem 2rem;
    border-radius: 12px;
    margin-bottom: 4rem;
}

.sources-content {
    max-width: 900px;
    margin: 0 auto;
}

.source-category {
    background: var(--white);
    padding: 2rem;
    margin-bottom: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 12px var(--shadow);
}

.source-category h3 {
    color: var(--secondary-color);
    font-size: 1.4rem;
    margin-bottom: 1.5rem;
    border-bottom: 2px solid var(--primary-color);
    padding-bottom: 0.5rem;
}

.sources-list {
    list-style: none;
}

.sources-list li {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 1.5rem;
    padding-left: 1.5rem;
    position: relative;
}

.sources-list li::before {
    content: '📖';
    position: absolute;
    left: 0;
    top: 0;
}

.sources-list li strong {
    color: var(--text-dark);
}

.sources-list li em {
    color: var(--secondary-color);
    font-style: italic;
}

.citation-note {
    display: inline-block;
    background: linear-gradient(135deg, #e3f2fd 0%, #fff8e1 100%);
    padding: 0.3rem 0.8rem;
    border-radius: 4px;
    font-size: 0.85rem;
    color: var(--text-dark);
    font-weight: 600;
    margin-left: 0.5rem;
}

/* ============================================
   FOOTER
   ============================================ */
footer {
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--primary-color) 100%);
    color: var(--white);
    padding: 2rem 0;
    margin-top: 4rem;
}

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

.footer-content p {
    margin: 0;
    font-size: 0.95rem;
}

.footer-link {
    color: var(--white);
    text-decoration: underline;
    font-weight: 600;
    transition: var(--transition);
}

.footer-link:hover {
    color: #ffe0b2;
    text-decoration: none;
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 768px) {
    .slide-text {
        font-size: 1.1rem;
        padding: 1rem;
    }
    
    h1 {
        font-size: 2.5rem;
    }
    
    .subtitle {
        font-size: 1.1rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    .intro-text {
        font-size: 1.1rem;
    }
    
    .flemming-quote {
        padding: 1.5rem;
    }
    
    blockquote p {
        font-size: 1rem;
    }
    
    .content-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .geography-content {
        grid-template-columns: 1fr;
    }
    
    header {
        padding: 2rem 0;
    }
    
    header::before,
    header::after {
        display: none;
    }
    
    .notice-box {
        flex-direction: column;
        text-align: center;
    }
    
    .why-manavgotis {
        padding: 2rem 1rem;
    }
    
    .faq-section {
        padding: 2rem 1rem;
    }
    
    .faq-item {
        padding: 1.5rem;
    }
    
    .timeline-content::before {
        left: 20px;
    }
    
    .timeline-marker {
        width: 40px;
        height: 40px;
    }
    
    .timeline-icon {
        font-size: 1.3rem;
    }
    
    .timeline-item {
        gap: 1rem;
    }
    
    .sources-section {
        padding: 2rem 1rem;
    }
    
    .source-category {
        padding: 1.5rem;
    }
}

@media (max-width: 480px) {
    .slide-text {
        font-size: 1rem;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    .subtitle {
        font-size: 1rem;
    }
    
    h2 {
        font-size: 1.75rem;
    }
    
    .intro-text {
        font-size: 1rem;
    }
    
    .content-card,
    .geo-item {
        padding: 1.5rem;
    }
    
    .origin-section {
        padding: 2rem 1rem;
    }
    
    .flemming-quote {
        padding: 1rem;
    }
    
    .explanation-box {
        padding: 1.5rem;
    }
    
    .faq-question h3 {
        font-size: 1.1rem;
    }
    
    .timeline-box {
        padding: 1.5rem;
    }
    
    .timeline-box h4 {
        font-size: 1.1rem;
    }
}