/* ------------------------------------ */
/* 1. Reset ve Temel Ayarlar */
/* ------------------------------------ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --color-dark: #1A1A1A; 
    --color-gold: #B58A4A; 
    --color-light-gray: #F5F5F5; 
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Inter', sans-serif;
    --z-top: 1020; /* Logo için en yüksek z-index */
    --transition-speed: 0.3s;
}

body {
    font-family: var(--font-body);
    color: var(--color-dark);
    line-height: 1.6;
    background-color: white; 
    overflow-x: hidden; 
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s, opacity 0.3s;
}

h1, h2, h3 {
    font-family: var(--font-heading);
    color: var(--color-dark);
    margin-bottom: 0.5em;
}

.section-padding {
    padding: 60px 5%;
}

.secondary-bg {
    background-color: var(--color-light-gray);
}

/* ------------------------------------ */
/* 2. Header ve Navigasyon (NİHAİ YAPILANDIRMA) */
/* ------------------------------------ */
.main-header {
    position: absolute; 
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: all var(--transition-speed); 
}

/* LOGO ALANI YENİ KURALLARI (SABİT VE YÜZDESEL) */
.project-logo {
    position: fixed;
    top: 1%;
    left: 39.5%;
    z-index: var(--z-top);
    width: 20%; 
    padding: 8px 15px;
    border-radius: 5px;
    transition: all var(--transition-speed);
    text-align: center;
}

.project-logo img {
    width: 100%;
    height: 80px; 
    display: block;
}

/* NAV BAR'IN LOGODAN SONRA BAŞLAMASI İÇİN BOŞLUK */
.nav-bar {
    display: flex;
    justify-content: center; 
    align-items: center;
    width: 100%;
    padding: 1% 5%;
    background-color: rgba(255, 255, 255, 0); 
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
    position: relative; 
    transition: all var(--transition-speed);
    margin-top: 5%; /* Yeni yüzde tabanlı boşluk */
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 30px;
}

.nav-links a {
    color: var(--color-dark);
    font-weight: 600;
    padding: 5px 0;
    position: relative;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--color-gold);
}


/* ------------------------------------ */
/* SLIDER VE BUTON STİLLERİ */
/* ------------------------------------ */
.btn {
    display: inline-block;
    padding: 12px 25px;
    border-radius: 4px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    z-index: 910; 
    position: relative; 
}

.btn-primary {
    background-color: var(--color-gold);
    color: white !important;
}
.btn-primary:hover {
    background-color: #a47c41; 
}

.btn-secondary {
    display: inline-block;
    color: var(--color-gold);
    border: 1px solid var(--color-gold);
    padding: 8px 15px;
    border-radius: 4px;
    margin-top: 10px;
}

/* 3. Hero Slider */
.hero-slider {
    width: 100%;
    height: 100vh; 
    position: relative;
    overflow: hidden;
}

.slider-item {
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-align: center;
    transition: opacity 1s; 
    position: absolute;
    top: 0;
    left: 0;
    opacity: 0; 
}

.slider-item.slider-active {
    opacity: 1; 
}

.slider-content {
    background-color: rgba(26, 26, 26, 0.4); 
    padding: 30px 40px;
    border-radius: 8px;
    max-width: 700px;
    z-index: 905; 
	margin-top:25%;
    position: relative;
}
.sc-logo-container-center {
    position: absolute;
    top: 25%; 
    left: 50%;
    transform: translateX(-50%);
    z-index: 1025;
	background:rgba(0,0,0,0.5);
	    border-radius: 10px 10px 10px 10px;

}
.sc-logo-container-center .sc-site-logo {
    max-height: 200px;
    transition: transform 0.3s ease;
}

/* SLIDER BUTONLARI */
.slider-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: none;
    padding: 15px 10px;
    cursor: pointer;
    z-index: 920; 
    font-size: 1.5em;
    transition: background 0.3s;
}

.slider-btn:hover {
    background: rgba(181, 138, 74, 0.7); 
}

.prev-btn {
    left: 20px;
    border-radius: 0 5px 5px 0;
}

.next-btn {
    right: 20px;
    border-radius: 5px 0 0 5px;
}

/* SLIDER DOTS (SAYFA GÖSTERGELERİ) */
.slider-dots {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 900;
    display: flex;
    gap: 10px;
}

.dot {
    width: 12px;
    height: 12px;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 50%;
    cursor: pointer;
    transition: background 0.3s, transform 0.3s;
}

.dot.active-dot,
.dot:hover {
    background: var(--color-gold);
    transform: scale(1.1);
}

/* ------------------------------------ */
/* 4. Proje Özeti ve Kartlar */
/* ------------------------------------ */
.project-summary {
    text-align: center;
}
.project-summary h2 {
    font-size: 2.5em;
    margin-bottom: 10px;
    color: var(--color-gold);
}
.intro-text {
    max-width: 800px;
    margin: 0 auto 30px;
    font-size: 1.1em;
    color: #555;
}
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); 
    gap: 20px;
    margin-top: 30px;
}
.feature-card {
    position: relative; 
    background-color: white;
    border: 1px solid var(--color-gold);
    border-radius: 5px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
    overflow: hidden; 
    transition: transform 0.3s, box-shadow 0.3s;
    height: 250px; 
}
.feature-card img {
    width: 100%;
    height: 100%;
    object-fit: cover; 
    transition: transform 0.5s ease;
}
.feature-card figcaption {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    background-color: rgba(26, 26, 26, 0.8);
    color: white;
    padding: 15px 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.9em;
    text-align: center;
}
.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 15px rgba(181, 138, 74, 0.3);
}
.feature-card:hover img {
    transform: scale(1.05); 
}


/* ------------------------------------ */
/* 5. Footer (NİHAİ 3 BÖLÜMLÜ YAPI) */
/* ------------------------------------ */
.footer {
    background-color: var(--color-dark); 
    color: var(--color-light-gray);
    font-size: 0.9em;
}

.footer-container {
    display: grid;
    grid-template-columns: repeat(3, 1fr); 
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
    text-align: left; 
}

.footer-col h3 {
    font-family: var(--font-heading);
    color: var(--color-gold);
    margin-bottom: 20px;
    font-size: 1.2em;
}

.footer-col ul {
    list-style: none;
    padding: 0;
}

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

.footer-col li i {
    color: var(--color-gold);
    margin-right: 10px;
    width: 15px; 
}

.footer-col a {
    color: var(--color-light-gray);
}

.footer-col a:hover {
    color: var(--color-gold);
}

.copyright {
    text-align: center;
    padding: 15px 5%;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    background-color: #111111; 
}


/* ------------------------------------ */
/* 7. Genel Sayfa Başlıkları (Galeri, İlerleme, İletişim) */
/* ------------------------------------ */

.page-hero {
    /* Header'ın kapladığı alanı açmak için padding eklendi (Logo yüksekliği + Nav Bar yüksekliği) */
    padding-top: 180px; 
}

.page-title {
    font-size: 3em;
    color: var(--color-gold);
    margin-bottom: 10px;
}

/* 7.1. Galeri Stilleri */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 15px;
    margin-top: 30px;
}

.gallery-item {
    display: block;
    position: relative;
    overflow: hidden;
    height: 400px; 
    border-radius: 5px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    cursor: pointer;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.gallery-item:hover img {
    transform: scale(1.05);
}

.overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(181, 138, 74, 0.4); 
    opacity: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: opacity 0.4s ease;
}

.gallery-item:hover .overlay {
    opacity: 1;
}

.overlay i {
    color: white;
    font-size: 2.5em;
    border: 2px solid white;
    padding: 10px;
    border-radius: 50%;
}

/* 7.2. Lightbox/Modal Stilleri */
.lightbox {
    display: none; 
    position: fixed;
    z-index: 9999;
    padding-top: 50px;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.95); 
    touch-action: pan-y; 
}

.lightbox-content {
    margin: auto;
    display: block;
    width: 90%;
    max-width: 1000px;
    max-height: 90vh;
    object-fit: contain;
}

.lightbox-caption {
    margin: auto;
    width: 80%;
    max-width: 1000px;
    text-align: center;
    padding: 10px 0;
    color: #ccc;
    font-size: 1.1em;
}

.lightbox-close {
    position: absolute;
    top: 20px;
    right: 35px;
    color: white;
    font-size: 40px;
    font-weight: bold;
    transition: 0.3s;
    cursor: pointer;
    z-index: 10000;
}

.lightbox-close:hover,
.lightbox-close:focus {
    color: var(--color-gold);
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: white;
    font-size: 2em;
    padding: 20px;
    cursor: pointer;
    z-index: 10000;
    transition: color 0.3s;
}

.lightbox-nav:hover {
    color: var(--color-gold);
}

.prev-nav { left: 10px; }
.next-nav { right: 10px; }


/* ------------------------------------ */
/* 8. Proje İlerleme (Timeline) Stilleri - DÜZELTİLMİŞ */
/* ------------------------------------ */

.project-timeline {
    position: relative;
}

/* Timeline Dikey Çizgisi */
.timeline-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    width: 4px;
    height: 100%;
    background: var(--color-gold);
    margin-left: -2px;
    z-index: 10;
}

.timeline-item {
    position: relative;
    width: 50%;
    padding: 10px 40px;
    margin-bottom: 50px;
    z-index: 20;
    box-sizing: border-box;
}

/* Sağ ve Sol Hizalama */
.timeline-item:nth-child(odd) {
    left: 0;
    text-align: left;
}

.timeline-item:nth-child(even) {
    left: 50%;
    text-align: left;
}

.timeline-date {
    font-weight: 700;
    color: var(--color-gold);
    margin-bottom: 10px;
    font-size: 1.1em;
}

.timeline-content {
    background: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.timeline-content h2 {
    color: var(--color-dark);
    font-size: 1.5em;
    margin-top: 0;
}

.timeline-end {
    position: relative;
    text-align: center;
    padding: 20px;
    z-index: 20;
    color: white;
    background: var(--color-gold);
    max-width: 300px;
    margin: 0 auto;
    border-radius: 5px;
}

/* Responsive Video Embeds */
.video-responsive {
    position: relative;
    padding-bottom: 56.25%; /* 16:9 Aspect Ratio */
    height: 0;
    overflow: hidden;
    max-width: 100%;
    background: #000;
    margin-top: 15px;
    border-radius: 5px;
}

.video-responsive iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 0;
}

/* ------------------------------------ */
/* 9. İletişim Sayfası Stilleri */
/* ------------------------------------ */

.contact-section {
    padding-top: 1%;
    padding-bottom: 2%;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr; /* İki eşit sütun */
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
    align-items: flex-start;
}

/* Form Stilleri */
.contact-form-wrapper {
    background-color: white;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.05);
}

.contact-form-wrapper h3 {
    font-family: var(--font-heading);
    color: var(--color-gold);
    margin-bottom: 20px;
    font-size: 1.8em;
}

.contact-form label {
    display: block;
    margin-top: 15px;
    margin-bottom: 5px;
    font-weight: 600;
    color: var(--color-dark);
}

.contact-form input[type="text"],
.contact-form input[type="email"],
.contact-form input[type="tel"],
.contact-form select,
.contact-form textarea {
    width: 100%;
    padding: 12px;
    margin-bottom: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-family: var(--font-body);
    font-size: 1em;
    transition: border-color 0.3s;
}

.contact-form input:focus,
.contact-form textarea:focus,
.contact-form select:focus {
    border-color: var(--color-gold);
    outline: none;
}

.contact-form button[type="submit"] {
    width: 100%;
    margin-top: 20px;
    cursor: pointer;
    border: none;
}

/* İletişim Bilgileri Stilleri */
.contact-info-wrapper h3 {
    font-family: var(--font-heading);
    color: var(--color-dark);
    margin-bottom: 30px;
    font-size: 1.8em;
}

.info-item {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}

.info-item i {
    color: var(--color-gold);
    font-size: 1.5em;
    margin-right: 15px;
    width: 30px;
    text-align: center;
}

.info-item p {
    margin: 0;
    font-size: 1.1em;
}

.info-item a {
    color: var(--color-dark);
    font-weight: 500;
}

.info-item a:hover {
    color: var(--color-gold);
}

/* Harita Stilleri */
.map-container {
    margin-top: 30px;
    border: 1px solid #ddd;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
}

.map-iframe {
    width: 100%;
    height: 300px;
    display: grid;
}
/*hakkımızda*/
.about-vision-section {
    padding: 60px 5%; /* section-padding uygulandı */
}

/* Misyon/Vizyon Tek Sütunlu Yapısı */
.mission-vision-grid {
    display: grid;
    /* Tek sütun: Misyon ve Vizyon metinlerinin geniş alanı kaplamasını sağlar */
    grid-template-columns: 1fr; 
    gap: 40px; 
    max-width: 900px; /* Okunabilirliği artırmak için metin bloğunun max genişliği */
    margin: 0 auto;
}

.mission-content {
    padding: 40px;
    border-radius: 8px;
	background-color:rgba(255,255,255,0.75);
    box-shadow: 0 4px 10px rgba(181, 138, 74, 0.75);
    /* secondary-bg rengi HTML'de tanımlı */

}

.mission-content h2 {
    color: var(--color-gold); /* Başlık rengi gold */
    margin-bottom: 15px;
    font-size: 2em;
}

.mission-content p {
    font-size: 1.1em;
    margin-bottom: 1.5em; /* Paragraflar arası boşluk */
}


/* Kurumsal Değerler Kartları (.corporate-values bölümü) */
/* NOT: features-grid class'ı burada yeniden kullanılıyor */

.value-card {
    background-color: rbga(255,255,255,0);
    padding: 30px;
    border-radius: 8px;
    border: 1px solid var(--color-light-gray);
    box-shadow: 0 4px 10px rgba(181, 138, 74, 0.75);
    transition: all 0.3s;
    height: 100%;
    text-align: center; /* Değerleri ortalamak için */
}

.value-card:hover {
    border-color: var(--color-gold);
    transform: translateY(-5px);
    box-shadow: 0 8px 15px rgba(181, 138, 74, 0.2);
}

.value-card i {
    font-size: 3em;
    color: var(--color-gold);
    margin-bottom: 15px;
}

.value-card h3 {
    font-size: 1.5em;
    color: var(--color-dark);
    font-family: var(--font-body);
    font-weight: 700;
}

/* ------------------------------------ */
/* 10. Mobil Uyumluluk (Media Queries) - DÜZELTİLMİŞ */
/* ------------------------------------ */

.burger-menu {
    display: none; 
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1010;
}

.burger-menu span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--color-dark);
    margin: 5px 0;
    transition: all 0.3s ease-in-out;
}

/* Scroll ile Sabitlenen Header/Navigasyon Stili (JS ile eklenir) */

@media (max-width: 1244px) {
    /* Tablet ve Mobil Görünüm */
    
    /* LOGO ALANI DÜZELTMELERİ */
    .project-logo {
        position: flex; 
        left: 0;
        top: auto;
        width: 40%; 
        padding: 1% 5%;
        text-align: center;
        margin-top: 0;
        margin-left: 30%; 
        margin-right: 30%;
    }
    
    .project-logo img {
        height: 55px; 
    }
	
	.nav-bar {
    display: flex;
    justify-content: center; 
    align-items: center;
    width: 100%;
    padding: 1% 5%;
    background-color: rgba(255, 255, 255, 0); 
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
    position: relative; 
    transition: all var(--transition-speed);
    margin-top: 5%;
	}

	.nav-links {
		list-style: none;
		display: flex;
		gap: 30px;
	}

	.nav-links a {
		color: var(--color-dark);
		font-weight: 600;
		padding: 5px 0;
		position: relative;
	}

	.nav-links a:hover,
	.nav-links a.active {
		color: var(--color-gold);
	}

    
    .slider-btn {
        padding: 10px 5px;
        font-size: 1.2em;
    }
    .slider-dots {
        bottom: 15px;
    }

    .slider-content h1 {
        font-size: 2.5em;
    }

    /* Timeline Mobil: Tek sütunlu görünüm - DÜZELTİLMİŞ */
    .timeline-container::before {
        left: 30px;
    }

    .timeline-item {
        width: 100%;
        padding-left: 70px;
        padding-right: 20px;
        left: 0;
        text-align: left;
        box-sizing: border-box;
    }

    .timeline-item:nth-child(even) {
        left: 0;
    }

    .timeline-item::after {
        left: 20px !important;
        right: auto !important;
    }

    .timeline-content {
        max-width: 100%;
        overflow: hidden;
    }
    
    .timeline-end {
        margin-left: 20px;
        transform: none;
    }

    /* İletişim Mobil */
    .contact-grid {
        grid-template-columns: 1fr; /* Tek sütun */
    }
    .contact-info-wrapper {
        margin-top: 40px;
    }
    
    .footer-container {
        grid-template-columns: 1fr; 
        gap: 30px;
        text-align: center;
    }
    .footer-col li i {
        display: none; 
    }
    
    /* Galeri Mobil Düzeltmeleri */
    .page-hero {
        padding-top: 250px; 
    }
    .page-title {
        font-size: 2.2em;
    }
    .gallery-item {
        height: 250px;
    }
    .lightbox-nav {
        padding: 10px;
        font-size: 1.5em;
    }
    .lightbox-close {
        font-size: 30px;
        right: 20px;
    }
}

@media (max-width: 800px) {
    .project-logo img {
        height: 45px;
    }
    .slider-content {
        padding: 20px;
    }
    .slider-content h1 {
        font-size: 2em;
    }
    .btn {
        padding: 10px 20px;
        font-size: 0.9em;
    }
    .section-padding {
        padding: 40px 5%;
    }
    
    /* Timeline mobil için ek düzenlemeler */
    .timeline-item {
        padding-left: 50px;
        padding-right: 10px;
    }
    
    .timeline-container::before {
        left: 20px;
    }
    
    .timeline-item::after {
        left: 10px !important;
    }
	  /* NAV BAR DÜZELTMELERİ */
    .nav-bar {
        margin-top: 0; 
        justify-content: space-between; 
        padding: 1% 5%;
        position: relative;
        width: 100%;
        flex-direction: row-reverse; 
        background-color: rgba(255, 255, 255, 0);
        box-shadow: none;
    }

    .nav-bar .nav-links {
        order: 2; 
    }
    
    .burger-menu {
        display: block; 
        order: 1;
        padding: 1%;
        background-color: rgba(255, 255, 255, 0.85);
        border-radius: 25%;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: 0;
        width: 70%;
        height: 100vh;
        background-color: var(--color-dark);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 40px;
        transform: translateX(100%); 
        transition: transform 0.4s ease-in-out;
    }

    .nav-links.nav-active {
        transform: translateX(0); 
    }
    
    .nav-links.nav-active a {
        color: var(--color-gold) !important; 
    }
	
	.about-vision-section {
        padding: 40px 5%;
    }
    .mission-content {
        padding: 30px 20px;
    }
    .mission-content h2 {
        font-size: 1.8em;
    }
}