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

body.project-page {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 2;
    color: #1a1a1a;
    background: #ffffff;
    overflow-x: hidden;
    font-size: 23px; /* bir az böyüdülmüş base font */
}


.progress-bar {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 5px;
    background: linear-gradient(90deg, #1a8566 0%, #3bc490 100%);
    z-index: 1001;
    transition: width 0.1s ease;
    box-shadow: 0 2px 8px rgba(26, 133, 102, 0.4);
}


.project-topbar {
    position: absolute;
    top: 0;
    width: 100%;
    background: linear-gradient(180deg, rgba(0,0,0,0.7) 0%, rgba(0,0,0,0.4) 70%, transparent 100%);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
    z-index: 1000;
    padding: 0;
    margin-top: 0;
}

.nav-container {
    max-width: 1600px;
    margin: 0 auto;
    padding: 35px 60px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.project-topbar h1 {
    font-size: 40px;
    font-weight: 700;
    color: white;
    margin: 0;
    text-shadow: 2px 3px 15px rgba(0, 0, 0, 0.6);
    letter-spacing: 0.8px;
}

.project-nav {
    display: flex;
    gap: 50px;
    align-items: center;
}

.project-nav a {
    color: rgba(255, 255, 255, 0.95);
    text-decoration: none;
    font-size: 24px;
    font-weight: 600;
    transition: all 0.3s ease;
    position: relative;
    padding-bottom: 5px;
    text-shadow: 1px 2px 10px rgba(0, 0, 0, 0.5);
    letter-spacing: 0.3px;
}

.project-nav a:hover {
    color: #ffffff;
    transform: translateY(-2px);
    text-shadow: 1px 2px 12px rgba(0, 0, 0, 0.7);
}

.project-nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 3px;
    background: white;
    transition: width 0.3s ease;
    box-shadow: 0 2px 8px rgba(255, 255, 255, 0.5);
}

.project-nav a:hover::after {
    width: 100%;
}


.hero-banner {
    margin-top: 0;
    position: relative;
    height: 80vh;
    min-height: 700px;
    max-height: 850px;
    width: 100%;
    overflow: hidden;
    background: linear-gradient(135deg, #0a4d3c 0%, #1a6b54 50%, #2d8a6e 100%);
}

.hero-banner img {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center center;
    opacity: 0.45;
    filter: brightness(65%);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(0,0,0,0.35) 0%, rgba(0,0,0,0.65) 100%);
}

.hero-overlay-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    text-align: center;
    max-width: 1200px;
    width: 90%;
    z-index: 2;
}

.hero-tag {
    display: inline-block;
    background: rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    padding: 16px 36px;
    border-radius: 30px;
    font-size: 20px;
    font-weight: 700;
    letter-spacing: 2.5px;
    margin-bottom: 35px;
    text-transform: uppercase;
    border: 1px solid rgba(255, 255, 255, 0.35);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.hero-overlay-text h1 {
    font-size: 92px;
    font-weight: 700;
    line-height: 1.2;
    margin: 0 0 30px 0;
    text-shadow: 3px 5px 25px rgba(0, 0, 0, 0.5);
    letter-spacing: -0.5px;
}

.hero-overlay-text h2 {
    font-size: 40px;
    font-weight: 400;
    opacity: 0.95;
    line-height: 1.6;
    margin: 0;
    text-shadow: 2px 3px 15px rgba(0, 0, 0, 0.4);
}


.project-wrapper {
    max-width: 1800px;
    margin: 0 auto;
    padding: 100px 140px;
    width: 95%;
}


.project-intro-card {
    background: linear-gradient(135deg, #1a8566 0%, #2ea67c 50%, #3bc490 100%);
    border-radius: 24px;
    padding: 90px 130px;
    margin: 0 auto 100px;
    max-width: 1800px;
    color: white;
    box-shadow: 0 25px 70px rgba(26, 133, 102, 0.35);
    position: relative;
    overflow: hidden;
}

.project-intro-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.12) 0%, transparent 70%);
    pointer-events: none;
}

.project-intro-card h2 {
    font-size: 56px;
    font-weight: 700;
    margin: 0 0 30px 0;
    line-height: 1.3;
    position: relative;
    letter-spacing: -0.5px;
}

.project-intro-card p {
    font-size: 28px;
    line-height: 1.9;
    opacity: 0.95;
    margin: 0;
    position: relative;
}


section {
    background: white;
    padding: 90px 130px;
    border-radius: 24px;
    margin: 70px auto;
    max-width: 1800px;
    width: 100%;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.09);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

section:hover {
    transform: translateY(-6px);
    box-shadow: 0 15px 45px rgba(0, 0, 0, 0.12);
}

section h2 {
    font-size: 58px;
    font-weight: 700;
    color: #1a1a1a;
    margin: 0 0 25px 0;
    position: relative;
    padding-bottom: 30px;
    letter-spacing: -0.8px;
}

section h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 90px;
    height: 6px;
    background: linear-gradient(90deg, #1a8566 0%, #3bc490 100%);
    border-radius: 3px;
}

section h3 {
    font-size: 40px;
    font-weight: 600;
    color: #2a2a2a;
    margin: 50px 0 30px 0;
    letter-spacing: -0.5px;
}

.section-text {
    font-size: 27px;
    line-height: 2;
    color: #3a3a3a;
    margin-top: 30px;
}


figure[id^="EnergyLocation"] {
    margin: 50px 0;
    padding: 60px;
    background: #fafbfc;
    border-radius: 18px;
    border: 2px solid #e8eaed;
    transition: all 0.3s ease;
}

figure[id^="EnergyLocation"]:hover {
    border-color: #1a8566;
    box-shadow: 0 8px 25px rgba(26, 133, 102, 0.20);
    transform: translateY(-4px);
}

/* IFRAME CHARTS (Chart 1) */
.energy-iframe,
section iframe {
    margin: 50px 0;
    padding: 0;
    background: #fafbfc;
    border-radius: 18px;
    border: 2px solid #e8eaed;
    transition: all 0.3s ease;
    display: block;
    width: 100% !important;
    min-height: 900px;
    box-shadow: 0 8px 25px rgba(26, 133, 102, 0.20);
}

.energy-iframe:hover,
section iframe:hover {
    border-color: #1a8566;
    box-shadow: 0 8px 25px rgba(26, 133, 102, 0.20);
    transform: translateY(-4px);
}


.insight-box {
    background: linear-gradient(135deg, #e8f5f1 0%, #d4ebe5 100%);
    border-left: 7px solid #1a8566;
    padding: 50px 55px;
    border-radius: 16px;
    margin: 50px 0;
    box-shadow: 0 8px 25px rgba(26, 133, 102, 0.14);
    transition: all 0.3s ease;
}

.insight-box:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 35px rgba(26, 133, 102, 0.20);
}

.insight-box h4 {
    font-size: 34px;
    font-weight: 700;
    color: #1a1a1a;
    margin: 0 0 20px 0;
    display: flex;
    align-items: center;
    letter-spacing: -0.5px;
}

.insight-box h4::before {
    content: '💡';
    margin-right: 15px;
    font-size: 34px;
}

.insight-box p {
    font-size: 26px;
    color: #2a2a2a;
    line-height: 1.9;
    margin: 0;
    font-weight: 400;
}


.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
    gap: 45px;
    margin: 70px 0;
}

.stat-card {
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    border-radius: 26px;
    padding: 70px 55px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.10);
    transition: all 0.3s ease;
    border: 3px solid transparent;
}

.stat-card:hover {
    transform: translateY(-14px);
    box-shadow: 0 20px 55px rgba(26, 133, 102, 0.32);
    border-color: #1a8566;
}

.stat-number {
    font-size: 86px;
    font-weight: 700;
    background: linear-gradient(135deg, #1a8566 0%, #3bc490 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 20px;
    line-height: 1.1;
    letter-spacing: -2px;
}

.stat-label {
    font-size: 23px;
    color: #4a4a4a;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    line-height: 1.6;
}


.conclusion-section {
    background: linear-gradient(135deg, #1a1a1a 0%, #2c2c2c 100%);
    color: white;
    margin-top: 100px;
}

.conclusion-section h2 {
    color: white;
}

.conclusion-section h2::after {
    background: white;
}

.conclusion-section .section-text {
    color: rgba(255, 255, 255, 0.93);
    font-size: 27px;
}


.fade-in {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-in-visible {
    opacity: 1;
    transform: translateY(0);
}


@media (max-width: 1200px) {
    body.project-page {
        font-size: 20px;
    }

    .project-wrapper {
        padding: 90px 90px;
        width: 92%;
    }
    
    section {
        padding: 70px 90px;
    }
    
    section h2 {
        font-size: 50px;
    }
    
    section h3 {
        font-size: 34px;
    }
    
    .section-text {
        font-size: 24px;
    }
    
    .energy-iframe,
    section iframe {
        min-height: 720px;
    }
    
    .insight-box h4 {
        font-size: 30px;
    }
    
    .insight-box p {
        font-size: 24px;
    }
}

@media (max-width: 1024px) {
    body.project-page {
        font-size: 19px;
    }

    .nav-container {
        padding: 30px 50px;
    }

    .project-topbar h1 {
        font-size: 34px;
    }

    .project-nav a {
        font-size: 22px;
    }

    .project-wrapper {
        padding: 80px 60px;
        width: 92%;
    }

    .hero-overlay-text h1 {
        font-size: 72px;
    }

    .hero-overlay-text h2 {
        font-size: 34px;
    }

    section {
        padding: 70px 70px;
    }

    section h2 {
        font-size: 48px;
    }
    
    section h3 {
        font-size: 32px;
    }
    
    .section-text {
        font-size: 22px;
    }

    .project-intro-card {
        padding: 80px 90px;
    }

    .project-intro-card h2 {
        font-size: 48px;
    }
    
    .project-intro-card p {
        font-size: 24px;
    }
    
    .energy-iframe,
    section iframe {
        min-height: 660px;
    }
    
    .insight-box {
        padding: 45px 50px;
    }
    
    .insight-box h4 {
        font-size: 29px;
    }
    
    .insight-box p {
        font-size: 23px;
    }
    
    .stat-card {
        padding: 60px 45px;
    }
    
    .stat-number {
        font-size: 74px;
    }
    
    .stat-label {
        font-size: 21px;
    }
}

@media (max-width: 768px) {
    body.project-page {
        font-size: 18px;
    }

    .nav-container {
        flex-direction: row;
        gap: 0;
        padding: 25px 35px;
    }

    .project-topbar h1 {
        font-size: 26px;
    }

    .project-nav {
        gap: 30px;
    }

    .project-nav a {
        font-size: 19px;
    }

    .hero-banner {
        height: 65vh;
        min-height: 550px;
    }

    .hero-overlay-text h1 {
        font-size: 52px;
    }

    .hero-overlay-text h2 {
        font-size: 26px;
    }

    .hero-tag {
        font-size: 15px;
        padding: 12px 24px;
    }

    .project-wrapper {
        padding: 60px 40px;
    }

    .project-intro-card {
        padding: 60px 50px;
    }

    .project-intro-card h2 {
        font-size: 38px;
    }

    .project-intro-card p {
        font-size: 21px;
    }

    section {
        padding: 60px 45px;
    }

    section h2 {
        font-size: 38px;
    }

    section h3 {
        font-size: 28px;
    }

    .section-text {
        font-size: 20px;
    }

    figure[id^="EnergyLocation"] {
        padding: 38px;
    }
    
    .energy-iframe,
    section iframe {
        min-height: 570px;
    }

    .stats-grid {
        grid-template-columns: 1fr;
        gap: 35px;
    }

    .stat-card {
        padding: 50px 40px;
    }

    .stat-number {
        font-size: 62px;
    }

    .stat-label {
        font-size: 19px;
    }

    .insight-box {
        padding: 40px 40px;
    }

    .insight-box h4 {
        font-size: 27px;
    }

    .insight-box p {
        font-size: 21px;
    }
}

@media (max-width: 480px) {
    body.project-page {
        font-size: 17px;
    }

    .project-topbar h1 {
        font-size: 22px;
    }

    .project-nav a {
        font-size: 17px;
    }

    .hero-overlay-text h1 {
        font-size: 42px;
    }

    .hero-overlay-text h2 {
        font-size: 22px;
    }

    section h2 {
        font-size: 32px;
    }
    
    section h3 {
        font-size: 24px;
    }

    .section-text {
        font-size: 19px;
    }

    .stat-number {
        font-size: 54px;
    }

    .project-intro-card h2 {
        font-size: 32px;
    }

    .project-intro-card p {
        font-size: 19px;
    }
    
    .energy-iframe,
    section iframe {
        min-height: 500px;
    }
    
    .insight-box h4 {
        font-size: 25px;
    }
    
    .insight-box p {
        font-size: 20px;
    }
}



section.chart-section figure[id^="EnergyLocation"],
section.chart-section .energy-iframe {
    padding: 10px;   
}


.academic-integrity-section {
    margin: 4rem auto 3rem;
    max-width: 800px;
    padding: 0 2rem;
}

.integrity-badge {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 1rem 2rem;
    border-radius: 50px;
    text-align: center;
    margin-bottom: 1.5rem;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.integrity-badge h3 {
    margin: 0;
    font-size: 1.3rem;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.integrity-content {
    background: #f8f9fa;
    border: 2px solid #667eea;
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.integrity-content p {
    color: #2c3e50;
    line-height: 1.8;
    margin: 0;
    font-size: 1rem;
}

.integrity-content a {
    color: #667eea;
    text-decoration: none;
    font-weight: 600;
    border-bottom: 2px solid transparent;
    transition: border-color 0.3s ease;
}

.integrity-content a:hover {
    border-bottom-color: #667eea;
}