* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif; 
}

body {
    background: #ffffff; 
    color: #333333;
    line-height: 1.6;
}


header {
    background: #ffffff;
    padding: 20px 8%;
    position: sticky;
    top: 0;
    z-index: 999;
    border-bottom: 1px solid #f0f4f8; 
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
}

.logo {
    font-size: 20px;
    font-weight: 700;
    color: #0f2c59; 
    display: flex;
    align-items: center;
    gap: 8px;
}

.logo-icon {
    font-size: 24px;
}

nav ul {
    display: flex;
    gap: 25px;
    list-style: none;
}

    nav ul li a {
        text-decoration: none;
        color: #666666;
        font-weight: 500;
        font-size: 14px;
        transition: 0.3s;
        padding-bottom: 5px;
    }

        nav ul li a:hover,
        nav ul li a.active {
            color: #0f2c59;
            border-bottom: 2px solid #0f2c59; 
        }


.hero {
    min-height: 70vh;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 60px 8%;
    max-width: 1400px;
    margin: 0 auto;
    gap: 50px;
    background: #ffffff;
}

.hero-content {
    flex: 1;
    text-align: left; 
}

.hero-subtitle {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: #8da9c4; 
    letter-spacing: 1.5px;
    margin-bottom: 15px;
}

.hero-content h1 {
    font-size: 46px;
    font-weight: 800;
    color: #0f2c59; 
    line-height: 1.2;
    margin-bottom: 20px;
}

.hero-content p {
    font-size: 16px;
    color: #555555;
    max-width: 480px;
    margin-bottom: 30px;
}


.btn {
    display: inline-block;
    padding: 14px 28px;
    background: #0f2c59;
    color: white;
    text-decoration: none;
    border-radius: 6px;
    font-weight: 600;
    font-size: 15px;
    transition: 0.3s ease;
}

    .btn:hover {
        background: #1e4985;
        transform: translateY(-2px);
    }


.hero-image {
    flex: 1;
    display: flex;
    justify-content: flex-end;
}

    .hero-image img {
        width: 100%;
        max-width: 420px;
        height: 500px;
        object-fit: cover;
        border-radius: 30px; 
    }


.section {
    padding: 60px 8%;
    max-width: 1400px;
    margin: 0 auto;
}

.section-title {
    font-size: 24px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 50px;
    color: #0f2c59;
}


.cards {
    display: grid;
    grid-template-columns: repeat(4, 1fr); 
    gap: 30px;
}

.card {
    background: #ffffff;
    border-radius: 12px;
    text-align: center;
    padding: 20px 10px;
    transition: 0.3s;
}


.card-icon {
    font-size: 20px;
    background: #eef2f7;
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    margin: 0 auto 20px auto;
    color: #0f2c59;
    font-weight: bold;
}

.card-content h3 {
    font-size: 15px;
    color: #333333;
    font-weight: 600;
    margin-bottom: 8px;
}

.card-content p {
    font-size: 13px;
    color: #777777;
    line-height: 1.5;
}


.tools {
    position: fixed;
    right: 20px;
    bottom: 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    z-index: 999;
}

    .tools button {
        padding: 12px;
        border: none;
        border-radius: 50%;
        cursor: pointer;
        font-size: 16px;
        background: #0f2c59;
        color: white;
        box-shadow: 0 4px 10px rgba(0,0,0,0.15);
        transition: 0.3s;
    }

        .tools button:hover {
            transform: scale(1.1);
        }


footer {
    background: #ffffff;
    border-top: 1px solid #f0f4f8;
    text-align: center;
    padding: 30px;
    margin-top: 60px;
    font-size: 14px;
    color: #888888;
}


.high-contrast {
    background: black !important;
    color: yellow !important;
}


@media (max-width: 992px) {
    .hero {
        flex-direction: column;
        text-align: center;
        padding-top: 30px;
    }

    .hero-content {
        text-align: center;
        order: 2;
    }

        .hero-content p {
            margin: 0 auto 30px auto;
        }

    .hero-image {
        order: 1;
        justify-content: center;
    }

    .cards {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    nav ul {
        display: none; 
    }

    .cards {
        grid-template-columns: 1fr;
    }

    .hero-content h1 {
        font-size: 32px;
    }
}

 
.certificate-section {
    background: #f8fafc;
    border-radius: 16px;
    margin: 40px auto;
    padding: 40px 5% !important;
}

.quiz-container {
    background: #ffffff;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    max-width: 700px;
    margin: 0 auto;
}

.quiz-info {
    color: #666666;
    margin-bottom: 20px;
    font-size: 14px;
}

.input-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 25px;
}

    .input-group label {
        font-weight: 600;
        color: #0f2c59;
    }

    .input-group input {
        padding: 12px;
        border: 1px solid #cbd5e1;
        border-radius: 6px;
        font-size: 15px;
        outline: none;
        color: #333333;
    }

.quiz-question {
    background: #f1f5f9;
    padding: 15px;
    border-radius: 8px;
    margin-bottom: 20px;
}

    .quiz-question p {
        margin-bottom: 10px;
        color: #333333;
        font-weight: 600;
    }

    .quiz-question label {
        display: inline-block;
        margin-bottom: 5px;
        cursor: pointer;
        font-size: 14px;
        color: #555555;
    }

.btn-certificate {
    width: 100%;
    text-align: center;
    cursor: pointer;
    border: none;
}

.certificate-box {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.certificate-border {
    background: #ffffff;
    border: 8px double #0f2c59;
    padding: 50px 40px;
    border-radius: 4px;
    position: relative;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    margin-bottom: 20px;
}

.certificate-badge {
    font-size: 50px;
    margin-bottom: 15px;
}

.cert-title {
    color: #0f2c59;
    font-size: 32px;
    letter-spacing: 2px;
    margin-bottom: 25px;
    font-weight: 700;
}

.cert-text {
    font-size: 16px;
    color: #555555;
    margin: 15px 0;
}

.cert-user-name {
    font-size: 28px;
    color: #1e4985;
    text-decoration: underline;
    margin: 20px 0;
    font-weight: 700;
}

.cert-footer {
    display: flex;
    justify-content: space-between;
    margin-top: 50px;
    padding-top: 20px;
    border-top: 1px dashed #cbd5e1;
    font-size: 14px;
    color: #777777;
}

.cert-signature {
    font-style: italic;
    font-weight: 600;
}

.btn-print {
    background: #10b981;
    border: none;
    cursor: pointer;
}

    .btn-print:hover {
        background: #059669;
    }

@media print {
    body * {
        visibility: hidden;
    }

    #certificate-print, #certificate-print * {
        visibility: visible;
    }

    #certificate-print {
        position: absolute;
        left: 0;
        top: 0;
        width: 100%;
    }

    .btn-print {
        display: none;
    }
}

body.high-contrast {
    background-color: #121212 !important; 
    color: #ffffff !important; 
}

    body.high-contrast header {
        background-color: #000000 !important; 
        border-bottom: 2px solid #f59e0b !important;
    }

        body.high-contrast header nav a {
            color: #f59e0b !important; 
        }

    body.high-contrast .section,
    body.high-contrast .quiz-container,
    body.high-contrast .certificate-border {
        background-color: #1e1e1e !important; 
        color: #ffffff !important;
        border-color: #f59e0b !important; 
    }

    body.high-contrast h1,
    body.high-contrast h2,
    body.high-contrast h3,
    body.high-contrast strong {
        color: #f59e0b !important; 2wq  x
    }

    body.high-contrast p,
    body.high-contrast label {
        color: #e2e8f0 !important; 
    }


html {
    font-size: 16px;
    transition: font-size 0.2s ease;
}


body, p, input, select, textarea {
    font-size: 1rem !important;
}

header nav ul li a {
    font-size: 1rem !important;
}

h1 {
    font-size: 2.2rem !important;
}

h2 {
    font-size: 1.8rem !important;
}

h3 {
    font-size: 1.4rem !important;
}


.tools {
    position: fixed;
    bottom: 20px;
    right: 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    z-index: 9999;
}

    .tools button {
        width: 45px;
        height: 45px;
        border-radius: 50%;
        background-color: #0f2c59;
        color: white;
        border: none;
        cursor: pointer;
        font-weight: bold;
        font-size: 14px;
        box-shadow: 0 4px 10px rgba(0,0,0,0.2);
        transition: transform 0.2s;
    }

        .tools button:hover {
            transform: scale(1.1);
        }

.chat-wrapper {
    position: fixed;
    bottom: 20px;
    right: 85px; 
    z-index: 9998;
    font-family: 'Inter', sans-serif;
}

.chat-btn {
    background-color: #10b981; 
    color: white;
    border: none;
    padding: 12px 20px;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    transition: transform 0.2s, background-color 0.2s;
}

    .chat-btn:hover {
        transform: scale(1.05);
        background-color: #059669;
    }

.chat-box {
    position: absolute;
    bottom: 60px;
    right: 0;
    width: 320px;
    height: 400px;
    background-color: white;
    border-radius: 12px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.2);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    border: 1px solid #e2e8f0;
}

.chat-header {
    background-color: #0f2c59; 
    color: white;
    padding: 15px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

    .chat-header h3 {
        font-size: 14px;
        margin: 0;
        font-weight: 600;
    }

.chat-close-btn {
    background: none;
    border: none;
    color: white;
    font-size: 20px;
    cursor: pointer;
}

.chat-logs {
    flex: 1;
    padding: 15px;
    overflow-y: auto;
    font-size: 13px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    background-color: #f8fafc;
}

.chat-footer {
    display: flex;
    padding: 10px;
    background-color: white;
    border-top: 1px solid #e2e8f0;
    gap: 5px;
}

    .chat-footer input {
        flex: 1;
        padding: 8px 12px;
        border: 1px solid #cbd5e1;
        border-radius: 6px;
        outline: none;
        font-size: 13px;
    }

    .chat-footer button {
        background-color: #0f2c59;
        color: white;
        border: none;
        padding: 8px 14px;
        border-radius: 6px;
        cursor: pointer;
        font-weight: 600;
        font-size: 13px;
    }

        .chat-footer button:hover {
            background-color: #1e4985;
        }


body.high-contrast .chat-box {
    background-color: #121212 !important;
    border-color: #f59e0b !important;
}

body.high-contrast .chat-header {
    background-color: #000000 !important;
    border-bottom: 1px solid #f59e0b !important;
}

body.high-contrast .chat-logs {
    background-color: #1a1a1a !important;
}

body.high-contrast .chat-footer {
    background-color: #121212 !important;
    border-top: 1px solid #f59e0b !important;
}

    body.high-contrast .chat-footer input {
        background-color: #262626 !important;
        color: white !important;
        border-color: #f59e0b !important;
    }

.ai-tool-section {
    background: #ffffff;
    border-radius: 16px;
    margin: 40px auto;
    padding: 30px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.05);
    max-width: 750px;
}

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

.ai-info {
    color: #64748b;
    margin-bottom: 25px;
    font-size: 15px;
}

.ai-box {
    background-color: #0f2c59; 
    border-radius: 12px;
    padding: 30px 20px;
    margin-bottom: 20px;
    min-height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: inset 0 2px 8px rgba(0,0,0,0.2);
}

.ai-output {
    color: #ffffff;
    font-size: 16px;
    line-height: 1.6;
}

.btn-ai-mic {
    background-color: #ef4444; 
    color: white;
    border: none;
    padding: 14px 28px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 15px;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.3);
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

    .btn-ai-mic:hover {
        background-color: #dc2626;
        transform: translateY(-2px);
        box-shadow: 0 6px 16px rgba(239, 68, 68, 0.4);
    }

    .btn-ai-mic span {
        font-size: 18px;
    }


body.high-contrast .ai-tool-section {
    background-color: #121212 !important;
    border: 2px solid #f59e0b !important;
}

body.high-contrast .ai-box {
    background-color: #000000 !important;
    border: 1px dashed #f59e0b !important;
}

body.high-contrast .btn-ai-mic {
    background-color: #f59e0b !important;
    color: #000000 !important;
}
@keyframes blink {
    0% {
        opacity: 1;
    }

    50% {
        opacity: 0.4;
    }

    100% {
        opacity: 1;
    }
}
/* ==========================================================================
   YENİ HAKKIMIZDA (GÖRSELDEKİ ÖZEL DÜZEN) STİLLERİ
   ========================================================================== */
.project-about-container {
    max-width: 1140px;
    margin: 50px auto;
    padding: 0 20px;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    color: #1a1a1a;
}

/* Üst Tanıtım Alanı */
.hero-project-section {
    display: flex;
    background-color: #cbd5e1; /* Görseldeki modern açık gri ton */
    border-radius: 24px;
    padding: 50px;
    align-items: center;
    gap: 40px;
    margin-bottom: 60px;
}

.hero-project-content {
    flex: 1.2;
}

.project-badge {
    background-color: #1a1a1a;
    color: white;
    display: inline-block;
    padding: 4px 8px;
    border-radius: 6px;
    font-weight: bold;
    font-size: 14px;
    margin-bottom: 15px;
}

.hero-project-content h1 {
    font-size: 32px;
    font-weight: 800;
    margin: 0 0 20px 0;
    color: #000000 !important;
}

.project-description {
    font-size: 15px;
    line-height: 1.6;
    color: #334155;
    margin-bottom: 30px;
}

.hero-buttons {
    display: flex;
    gap: 15px;
}

.btn-primary {
    background-color: #ffffff;
    color: #000000;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    border: 1px solid #94a3b8;
    font-size: 14px;
}

.btn-secondary {
    color: #000000;
    padding: 12px 20px;
    font-weight: 600;
    text-decoration: none;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 5px;
}

.hero-project-image {
    flex: 0.8;
}

.team-photo-placeholder {
    background-color: #475569;
    color: white;
    height: 250px;
    border-radius: 40px 100px 40px 40px; /* Görseldeki asimetrik oval köşe */
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 10px;
    font-size: 18px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
}

    .team-photo-placeholder i {
        font-size: 45px;
    }

/* Alt Kısım: İki Sütunlu Ekip Alanı */
.team-section-layout {
    display: flex;
    gap: 60px;
    margin-top: 40px;
    padding-top: 40px;
    border-top: 1px solid #e2e8f0;
}

.team-left-title {
    flex: 0.8;
    position: sticky;
    top: 40px;
    height: fit-content;
}

.sub-tag {
    font-size: 13px;
    font-weight: 600;
    color: #64748b;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.team-left-title h2 {
    font-size: 36px;
    font-weight: 800;
    margin: 5px 0 20px 0;
    color: #000000 !important;
}

.team-left-title p {
    color: #475569;
    font-size: 15px;
    line-height: 1.6;
    margin-bottom: 25px;
}

.btn-outline {
    display: inline-block;
    border: 1px solid #000000;
    color: #000000;
    padding: 10px 20px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
}

/* Sağ Liste Tasarımı */
.team-right-list {
    flex: 1.2;
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.team-member-row {
    display: flex;
    gap: 25px;
    align-items: flex-start;
}

.member-avatar img {
    width: 65px;
    height: 65px;
    border-radius: 50%; /* Görseldeki tam yuvarlak profil */
    object-fit: cover;
    border: 2px solid #ffffff;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

.member-details h3 {
    font-size: 16px;
    font-weight: 700;
    margin: 0 0 2px 0;
    color: #000000 !important;
}

.member-role {
    font-size: 13px;
    color: #475569;
    margin: 0 0 12px 0;
    font-weight: 500;
}

.member-bio {
    font-size: 13px;
    line-height: 1.5;
    color: #334155;
    margin: 0 0 12px 0;
}

.member-socials {
    display: flex;
    gap: 12px;
    font-size: 16px;
}

    .member-socials a {
        color: #1a1a1a;
        transition: color 0.2s;
    }

        .member-socials a:hover {
            color: #2563eb;
        }

/* Yüksek Kontrast Uyumu */
body.high-contrast .hero-project-section {
    background-color: #000000 !important;
    border: 2px solid #f59e0b !important;
}

body.high-contrast .hero-project-content h1,
body.high-contrast .team-left-title h2,
body.high-contrast .member-details h3 {
    color: #f59e0b !important;
}

body.high-contrast .project-description,
body.high-contrast .team-left-title p,
body.high-contrast .member-bio,
body.high-contrast .member-role {
    color: #ffffff !important;
}

body.high-contrast .btn-primary,
body.high-contrast .btn-outline {
    border-color: #f59e0b !important;
    background-color: #000000 !important;
    color: #f59e0b !important;
}

body.high-contrast .member-socials a {
    color: #f59e0b !important;
}