.page-header {
    position: relative;
    height: 360px;
    width: 100%;
    overflow: hidden;
    margin-bottom: 0;
    background-color: #ffffff;
}

.header-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    z-index: 1;
    transform: scale(1.05);
}

.header-shine {
    position: absolute;
    top: 0;
    left: -100%;
    width: 50%;
    height: 100%;
    background: linear-gradient(to right, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 0.3) 50%, rgba(255, 255, 255, 0) 100%);
    transform: skewX(-25deg);
    z-index: 2;
    animation: shineMove 6s infinite ease-in-out;
    pointer-events: none;
}

@keyframes shineMove {
    0% {
        left: -100%;
        opacity: 0;
    }

    20% {
        opacity: 0.5;
    }

    40% {
        left: 200%;
        opacity: 0;
    }

    100% {
        left: 200%;
        opacity: 0;
    }
}

.header-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, rgba(255, 255, 255, 0.6) 0%, rgba(255, 255, 255, 0.9) 60%, #ffffff 100%);
    z-index: 3;
}

.header-content {
    position: relative;
    z-index: 4;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding-top: 40px;
}

.header-title {
    font-family: 'Montserrat', sans-serif;
    font-weight: 800;
    font-size: 3.2rem;
    margin-bottom: 10px;
    letter-spacing: 4px;
    background: linear-gradient(to right, #143450 0%, #00a8cc 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.header-subtitle {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.2rem;
    font-weight: 500;
    color: #143450;
    margin-bottom: 20px;
    opacity: 0.9;
    letter-spacing: 1px;
}

/* Breadcrumb Link Rengi Düzeltmesi */
.breadcrumb-item a,
.breadcrumb-item.active {
    color: #6c757d !important;
    /* Gri renk */
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 1px;
    text-decoration: none;
}

.breadcrumb-item a:hover {
    color: #143450 !important;
}

/* ===========================
   GİRİŞ BÖLÜMÜ (SADE VE ŞIK)
=========================== */

.intro-section {
    background: #ffffff;
    padding: 80px 0;
    position: relative;
}

.intro-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.intro-badge {
    margin-bottom: 30px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.intro-logo {
    height: 60px;
    width: auto;
    opacity: 0.9;
    transition: opacity 0.3s ease;
}

.intro-logo:hover {
    opacity: 1;
}

.intro-text {
    font-size: 1.1rem;
    line-height: 1.9;
    color: #666;
    margin-bottom: 40px;
    font-weight: 400;
}

.intro-divider {
    width: 80px;
    height: 3px;
    background: linear-gradient(to right, #143450, #00a8cc);
    margin: 0 auto 40px;
    border-radius: 2px;
}

.intro-title {
    font-family: 'Montserrat', sans-serif;
    font-size: 2.5rem;
    font-weight: 800;
    color: #143450;
    margin-bottom: 24px;
    line-height: 1.3;
}

.intro-description {
    font-size: 1.05rem;
    line-height: 1.8;
    color: #666;
    margin-bottom: 0;
}

.intro-description strong {
    color: #143450;
    font-weight: 700;
}

.story-wrapper {
    background: #ffffff;
    padding: 0;
    min-height: 100vh;
}

.chapter-section {
    padding: 80px 0;
    background: #ffffff;
    border-bottom: none;
}

.chapter-section-alt {
    background: #ffffff;
}

.chapter-image-wrapper {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    background-color: #f8f9fa;
    height: 450px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.chapter-img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
    object-position: center;
    transition: transform 0.4s ease;
}

.chapter-section:hover .chapter-img {
    transform: scale(1.05);
}

.sparkle-overlay {
    display: none;
}

.chapter-number {
    position: relative;
    display: inline-block;
    font-size: 8rem;
    font-weight: 800;
    line-height: 1;
    margin-bottom: 20px;
    font-family: 'Montserrat', sans-serif;
    letter-spacing: -2px;
    background: linear-gradient(135deg, rgba(20, 52, 80, 0.15) 0%, rgba(0, 168, 204, 0.15) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    opacity: 0.4;
}

.chapter-card {
    background: #ffffff;
    padding: 40px;
    border-radius: 0;
    box-shadow: none;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.chapter-subtitle {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: #00a8cc;
    margin-bottom: 12px;
    font-weight: 700;
}

.chapter-title {
    font-family: 'Montserrat', sans-serif;
    font-size: 2rem;
    font-weight: 700;
    color: #143450;
    margin-bottom: 20px;
    line-height: 1.3;
}

.chapter-text {
    font-size: 1rem;
    line-height: 1.8;
    color: #666;
    margin-bottom: 24px;
}

.chapter-text strong {
    color: #143450;
    font-weight: 600;
}

.chapter-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.chapter-list li {
    margin-bottom: 12px;
    color: #666;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1rem;
}

.chapter-list i {
    color: #00a8cc;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.highlight-box {
    background: #f8f9fa;
    border-left: 4px solid #00a8cc;
    padding: 18px 22px;
    border-radius: 6px;
    margin-top: 20px;
    color: #666;
    font-size: 1rem;
    line-height: 1.6;
}

.highlight-box strong {
    color: #143450;
    font-weight: 600;
}

.stats-row {
    display: flex;
    gap: 40px;
    margin-top: 30px;
    padding-top: 30px;
    border-top: 2px solid #e9ecef;
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat .num {
    font-size: 2.5rem;
    font-weight: 800;
    color: #143450;
    line-height: 1;
    margin-bottom: 8px;
}

.stat .lbl {
    font-size: 0.8rem;
    text-transform: uppercase;
    color: #888;
    letter-spacing: 1px;
    font-weight: 600;
}

.location-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 24px;
}

.tag {
    background: #f8f9fa;
    color: #143450;
    padding: 10px 20px;
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 600;
    border: 1px solid #e9ecef;
}

.full-image-section {
    padding: 0;
    margin: 0;
    background: #ffffff;
    width: 100%;
    overflow: hidden;
}

.full-image-wrapper {
    width: 100%;
    max-width: 1920px;
    margin: 0 auto;
    aspect-ratio: 1920 / 680;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.full-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
    display: block;
    transition: transform 0.6s ease;
}

.full-image-wrapper:hover .full-image {
    transform: scale(1.02);
}

.full-image-shine {
    position: absolute;
    top: 0;
    left: -100%;
    width: 50%;
    height: 100%;
    background: linear-gradient(90deg,
            transparent 0%,
            rgba(255, 255, 255, 0.4) 50%,
            transparent 100%);
    transform: skewX(-20deg);
    z-index: 2;
    pointer-events: none;
    animation: shineSweep 4s infinite;
}

@keyframes shineSweep {
    0% {
        left: -100%;
        opacity: 0;
    }

    10% {
        opacity: 1;
    }

    50% {
        left: 150%;
        opacity: 0.8;
    }

    100% {
        left: 150%;
        opacity: 0;
    }
}

.final-chapter {
    position: relative;
    padding: 100px 0;
    color: white;
    margin-top: 80px;
    background: #143450;
}

.final-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    z-index: 0;
    opacity: 0.4;
    will-change: opacity, transform;
}

.final-bg-1 {
    animation: videoFade1 6s infinite ease-in-out;
}

.final-bg-2 {
    opacity: 0;
    animation: videoFade2 6s infinite ease-in-out;
}

@keyframes videoFade1 {
    0% {
        opacity: 0.4;
        transform: scale(1);
    }

    48% {
        opacity: 0.4;
        transform: scale(1.02);
    }

    50% {
        opacity: 0;
        transform: scale(1.05);
    }

    98% {
        opacity: 0;
        transform: scale(1.05);
    }

    100% {
        opacity: 0.4;
        transform: scale(1);
    }
}

@keyframes videoFade2 {
    0% {
        opacity: 0;
        transform: scale(1.05);
    }

    48% {
        opacity: 0;
        transform: scale(1.05);
    }

    50% {
        opacity: 0.4;
        transform: scale(1.02);
    }

    98% {
        opacity: 0.4;
        transform: scale(1);
    }

    100% {
        opacity: 0;
        transform: scale(1.05);
    }
}

.final-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(20, 52, 80, 0.88) 0%, rgba(0, 168, 204, 0.85) 100%);
    z-index: 1;
}

.final-chapter .container {
    position: relative;
    z-index: 10;
}

.final-chapter .row {
    position: relative;
    z-index: 10;
}

.final-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 24px;
    line-height: 1.3;
    font-family: 'Montserrat', sans-serif;
    color: #ffffff;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    position: relative;
    z-index: 10;
}

.final-text {
    font-size: 1.1rem;
    opacity: 1;
    max-width: 750px;
    margin: 0 auto 40px;
    line-height: 1.8;
    color: #ffffff;
    text-shadow: 0 1px 5px rgba(0, 0, 0, 0.3);
    position: relative;
    z-index: 10;
}

.final-buttons {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
    position: relative;
    z-index: 10;
}

.btn-story {
    padding: 16px 40px;
    border-radius: 6px;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-decoration: none;
    transition: all 0.3s ease;
    font-size: 1rem;
    display: inline-block;
}

.btn-story.primary {
    background: white;
    color: #143450;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.btn-story.primary:hover {
    background: #f8f9fa;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
    color: #143450;
}

.btn-story.outline {
    border: 2px solid rgba(255, 255, 255, 0.8);
    color: white;
    background: transparent;
}

.btn-story.outline:hover {
    background: white;
    color: #143450;
    border-color: white;
    transform: translateY(-2px);
}

.final-logo {
    margin-top: 50px;
    position: relative;
    z-index: 10;
}

.logo-img {
    height: 50px;
    width: auto;
    opacity: 0.9;
    filter: brightness(0) invert(1);
    transition: opacity 0.3s ease;
}

.logo-img:hover {
    opacity: 1;
}

@media (max-width: 992px) {
    .story-wrapper {
        padding: 60px 0 0 0;
    }

    .chapter-section {
        padding: 60px 0;
    }

    .chapter-image-wrapper {
        height: 350px;
        margin-bottom: 30px;
    }

    .chapter-card {
        padding: 30px 20px;
    }

    .chapter-number {
        font-size: 6rem;
    }

    .chapter-title {
        font-size: 1.75rem;
    }

    .chapter-text {
        font-size: 0.95rem;
    }

    .stats-row {
        gap: 30px;
    }

    .stat .num {
        font-size: 2rem;
    }

    .final-chapter {
        padding: 80px 0;
        margin-top: 60px;
    }

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

    .final-text {
        font-size: 1rem;
    }

    .final-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn-story {
        width: 100%;
        max-width: 300px;
        text-align: center;
    }
}

@media (max-width: 576px) {
    .chapter-image-wrapper {
        height: 280px;
    }

    .chapter-card {
        padding: 24px 16px;
    }

    .chapter-number {
        font-size: 5rem;
    }

    .chapter-title {
        font-size: 1.5rem;
    }

    .stats-row {
        flex-direction: column;
        gap: 20px;
    }

    .final-title {
        font-size: 1.75rem;
    }

    .full-image-wrapper {
        aspect-ratio: 1920 / 680;
    }

    /* Intro section responsive */
    .intro-section {
        padding: 60px 0;
    }

    .intro-logo {
        height: 60px;
    }

    .intro-title {
        font-size: 2.2rem;
    }

    .intro-text,
    .intro-description {
        font-size: 1.05rem;
    }
}

@media (max-width: 576px) {
    .full-image-wrapper {
        aspect-ratio: 1920 / 680;
    }
}

html,
body {
    overflow-x: hidden;
}