/* ============================================
   ARSBAYLAR VİNÇ
   ============================================ */

:root {
    /* CRANE VISION RENK PALETİ */
    --primary: #FFD700;           /* Parlak Altın Sarı - Crane Yellow */
    --primary-dark: #FFC700;
    --primary-light: #FFE44D;
    
    --black: #0A0A0A;             /* Derin Siyah */
    --black-light: #1A1A1A;       /* Hafif Siyah */
    --black-lighter: #2A2A2A;     /* Daha Açık Siyah */
    
    --white: #FFFFFF;
    --white-dim: #F5F5F5;
    --white-smoke: #FAFAFA;
    
    --gray-dark: #404040;
    --gray: #666666;
    --gray-light: #999999;
    
    /* Tipografi */
    --font-heading: 'Poppins', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    /* Efektler */
    --shadow-yellow: 0 4px 20px rgba(255, 215, 0, 0.3);
    --shadow-black: 0 10px 40px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.4);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --radius: 0px;  /* Keskin köşeler - endüstriyel */
    --radius-sm: 2px;
}

/* --- RESET & GLOBAL --- */
* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    font-family: var(--font-body);
    background-color: var(--white);
    color: var(--gray);
    line-height: 1.7;
    font-size: 16px;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--black);
    font-weight: 700;
    line-height: 1.2;
    text-transform: uppercase;
    letter-spacing: 1px;
}

h1 { font-size: 3.5rem; }
h2 { font-size: 2.8rem; }
h3 { font-size: 2rem; }
h4 { font-size: 1.5rem; }

a { text-decoration: none; color: inherit; transition: var(--transition); }
ul { list-style: none; }
img { max-width: 100%; display: block; height: auto; }

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 20px;
}

.text-primary { color: var(--primary) !important; }

/* --- BUTTONS --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 16px 40px;
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    border: 3px solid transparent;
    border-radius: var(--radius);
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0; left: -100%;
    width: 100%; height: 100%;
    background: rgba(255, 255, 255, 0.1);
    transition: 0.5s;
    z-index: 0;
}

.btn:hover::before { left: 100%; }

.btn-primary {
    background: var(--primary);
    color: var(--black);
    box-shadow: var(--shadow-yellow);
    border-color: var(--primary);
}

.btn-primary:hover {
    background: var(--black);
    color: var(--primary);
    border-color: var(--primary);
    transform: translateY(-3px);
    box-shadow: 0 6px 25px rgba(255, 215, 0, 0.5);
}

.btn-outline {
    border-color: var(--primary);
    color: var(--primary);
    background: transparent;
}

.btn-outline:hover {
    background-color: var(--primary);
    color: var(--black);
}

/* --- HEADER & NAV --- */
.main-header {
    background-color: var(--black);
    border-bottom: 3px solid var(--primary);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 20px 0;
    box-shadow: var(--shadow-black);
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 900;
    color: var(--white);
    display: flex;
    align-items: center;
    gap: 10px;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.logo span { 
    color: var(--primary);
    text-shadow: 0 0 20px rgba(255, 215, 0, 0.5);
}

.nav-links {
    display: flex;
    gap: 40px;
}

.nav-link {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--white);
    position: relative;
    padding: 8px 0;
    text-transform: uppercase;
    letter-spacing: 1.5px;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0; width: 0; height: 3px;
    background: var(--primary);
    transition: var(--transition);
    box-shadow: 0 0 10px var(--primary);
}

.nav-link:hover { color: var(--primary); }
.nav-link:hover::after { width: 100%; }

.nav-contact {
    display: flex;
    align-items: center;
    gap: 15px;
}

.phone-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    background: var(--primary);
    padding: 12px 25px;
    border-radius: var(--radius-sm);
    color: var(--black);
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 700;
    border: 2px solid var(--primary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.phone-btn:hover {
    background: var(--black);
    color: var(--primary);
    transform: translateY(-2px);
}

/* --- HERO SLIDER --- */
.hero-slider {
    position: relative;
    height: 75vh;
    min-height: 650px;
    width: 100%;
    overflow: hidden;
    background: var(--black);
}

.slide-item {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    opacity: 0;
    transition: opacity 1.2s ease-in-out;
    display: flex;
    align-items: center;
    justify-content: center;
}

.slide-item.active { opacity: 1; z-index: 1; }

.slide-bg {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background-size: cover;
    background-position: center;
    filter: brightness(0.35) contrast(1.2);
    transform: scale(1);
    transition: transform 12s ease;
}

.slide-item.active .slide-bg { transform: scale(1.08); }

/* Diagonal Overlay */
.slide-bg::after {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: linear-gradient(135deg, rgba(10, 10, 10, 0.8) 0%, rgba(255, 215, 0, 0.1) 100%);
}

.slide-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 1000px;
    padding: 0 20px;
}

.slide-badge {
    display: inline-block;
    background: var(--primary);
    color: var(--black);
    padding: 10px 30px;
    font-family: var(--font-heading);
    font-weight: 900;
    font-size: 0.85rem;
    margin-bottom: 30px;
    letter-spacing: 3px;
    border: 2px solid var(--primary);
    box-shadow: 0 0 30px rgba(255, 215, 0, 0.6);
    clip-path: polygon(5% 0%, 100% 0%, 95% 100%, 0% 100%);
}

.slide-title {
    font-size: 4.5rem;
    margin-bottom: 30px;
    color: var(--white);
    text-shadow: 3px 3px 0px var(--black), 0 0 40px rgba(255, 215, 0, 0.3);
    opacity: 0; transform: translateY(40px);
    transition: all 1s ease 0.3s;
    font-weight: 900;
    letter-spacing: 3px;
}

.slide-desc {
    font-size: 1.3rem;
    color: var(--white);
    margin-bottom: 40px;
    max-width: 750px;
    margin-left: auto;
    margin-right: auto;
    opacity: 0; transform: translateY(40px);
    transition: all 1s ease 0.6s;
    font-weight: 400;
    text-shadow: 2px 2px 10px var(--black);
}

.slide-item.active .slide-title,
.slide-item.active .slide-desc { opacity: 1; transform: translateY(0); }

/* --- SECTIONS --- */
.section { padding: 100px 0; }
.bg-light { 
    background: linear-gradient(180deg, var(--white-smoke) 0%, var(--white) 100%);
    position: relative;
}

.bg-light::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 5px;
    background: linear-gradient(90deg, var(--primary) 0%, var(--black) 50%, var(--primary) 100%);
}

.section-header {
    text-align: center;
    margin-bottom: 70px;
    position: relative;
}

.section-subtitle {
    color: var(--primary);
    font-weight: 700;
    letter-spacing: 4px;
    display: block;
    margin-bottom: 15px;
    font-size: 0.85rem;
    text-transform: uppercase;
}

.section-title { 
    font-size: 3rem;
    color: var(--black);
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -15px; left: 50%;
    transform: translateX(-50%);
    width: 100px; height: 4px;
    background: var(--primary);
    box-shadow: 0 0 20px var(--primary);
}

/* --- SERVICES GRID --- */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
    gap: 35px;
}

.service-card {
    background: var(--white);
    border: 2px solid var(--black-lighter);
    border-radius: var(--radius);
    overflow: hidden;
    transition: var(--transition);
    position: relative;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 5px;
    background: var(--primary);
    transform: scaleX(0);
    transition: var(--transition);
    z-index: 2;
}

.service-card:hover::before { transform: scaleX(1); }

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.service-img {
    height: 260px;
    overflow: hidden;
    position: relative;
}

.service-img::after {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: linear-gradient(180deg, transparent 0%, rgba(10, 10, 10, 0.7) 100%);
}

.service-img img {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform 0.8s ease;
    filter: grayscale(30%);
}

.service-card:hover .service-img img { 
    transform: scale(1.15); 
    filter: grayscale(0%);
}

.service-content { 
    padding: 35px 30px; 
    position: relative;
    background: var(--white);
}

.service-icon-box {
    position: absolute;
    top: 12px; right: 25px;
    width: 70px; height: 70px;
    background: var(--primary);
    color: var(--black);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 3px solid var(--black);
    box-shadow: 0 5px 20px rgba(255, 215, 0, 0.5);
    z-index: 1;
}

.service-card h3 { 
    font-size: 1.4rem; 
    margin-bottom: 15px; 
    color: var(--black);
    transition: color 0.3s;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.service-card:hover h3 { color: var(--primary); }

.service-card p { 
    margin-bottom: 25px; 
    font-size: 0.95rem;
    color: var(--gray);
    line-height: 1.8;
}

.read-more {
    font-weight: 700;
    color: var(--black);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-heading);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.85rem;
    border-bottom: 2px solid var(--primary);
    padding-bottom: 3px;
    transition: var(--transition);
}

.service-card:hover .read-more {
    color: var(--primary);
    gap: 15px;
}

/* --- GALLERY GRID --- */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 25px;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    aspect-ratio: 4/3;  /* ← BUNU EKLE (4:3 oran) */
    border: 3px solid var(--black-lighter);
    cursor: pointer;
    transition: var(--transition);
}

.gallery-item::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 5px; height: 100%;
    background: var(--primary);
    transform: scaleY(0);
    transition: var(--transition);
    z-index: 2;
}

.gallery-item:hover::before { transform: scaleY(1); }

.gallery-item:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: contain;  /* ← COVER yerine CONTAIN yap */
    background: var(--white);  /* ← BUNU EKLE (beyaz arka plan) */
    transition: transform 0.8s ease;
    filter: grayscale(20%);
}

.gallery-item:hover img {
    transform: scale(1.15);
    filter: grayscale(0%);
}

.gallery-overlay {
    position: absolute;
    bottom: 0; left: 0; right: 0;
    background: linear-gradient(to top, rgba(10, 10, 10, 0.95) 0%, transparent 100%);
    padding: 30px 25px;
    transform: translateY(100%);
    transition: transform 0.4s ease;
}

.gallery-item:hover .gallery-overlay {
    transform: translateY(0);
}

.gallery-category {
    display: inline-block;
    background: var(--primary);
    color: var(--black);
    padding: 5px 15px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 10px;
    font-family: var(--font-heading);
}

.gallery-title {
    color: var(--white);
    font-size: 1.2rem;
    margin: 0;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* --- ARTICLE CONTENT --- */
.article-grid {
    display: grid;
    grid-template-columns: 2.5fr 1fr;
    gap: 50px;
}

.article-content {
    background: var(--white);
    padding: 50px;
    border: 3px solid var(--black-lighter);
    border-left: 5px solid var(--primary);
}

.article-content h2 { 
    color: var(--black); 
    font-size: 2.2rem; 
    margin-bottom: 25px; 
    margin-top: 50px;
    padding-bottom: 20px;
    border-bottom: 4px solid var(--primary);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.article-content h2:first-child { margin-top: 0; }

.article-content h3 {
    color: var(--black);
    font-size: 1.6rem;
    margin-top: 40px;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    padding-left: 20px;
}

.article-content h3::before {
    content: '';
    position: absolute;
    left: 0; top: 50%;
    transform: translateY(-50%);
    width: 5px; height: 100%;
    background: var(--primary);
}

.article-content p { 
    margin-bottom: 25px; 
    font-size: 1.05rem; 
    line-height: 1.9;
    color: var(--gray-dark);
}

.article-content ul { 
    margin-bottom: 30px; 
    background: var(--white-smoke);
    padding: 30px;
    border-left: 5px solid var(--primary);
    border-top: 2px solid var(--black-lighter);
}

.article-content ul li {
    padding: 15px 0;
    display: flex;
    align-items: flex-start;
    gap: 15px;
    color: var(--gray-dark);
    font-weight: 500;
    border-bottom: 1px solid #e0e0e0;
}

.article-content ul li:last-child { border-bottom: none; }

.article-content ul li::before {
    content: '▶';
    color: var(--primary);
    font-weight: bold;
    font-size: 0.8rem;
    flex-shrink: 0;
    margin-top: 4px;
}

/* --- SIDEBAR --- */
.sidebar-widget {
    background: var(--white);
    padding: 35px;
    border: 3px solid var(--black-lighter);
    margin-bottom: 35px;
    position: relative;
}

.sidebar-widget::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 5px;
    background: var(--primary);
}

.sidebar-title {
    font-size: 1.3rem;
    margin-bottom: 25px;
    color: var(--black);
    padding-bottom: 15px;
    border-bottom: 3px solid var(--primary);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.region-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.region-tag {
    background: var(--white-smoke);
    color: var(--gray-dark);
    padding: 4px 7px;  /* ← 10px 18px yerine 8px 14px */
    font-size: 0.50rem;  /* ← 0.85rem yerine 0.75rem */
    font-weight: 600;
    border: 2px solid var(--black-lighter);
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.region-tag:hover {
    background: var(--primary);
    color: var(--black);
    border-color: var(--primary);
    transform: translateY(-3px);
    box-shadow: 0 4px 15px rgba(255, 215, 0, 0.4);
}

.service-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.service-link {
    padding: 15px 20px;
    background: var(--white-smoke);
    color: var(--gray-dark);
    font-size: 0.9rem;
    font-weight: 600;
    border: 2px solid var(--black-lighter);
    border-left: 4px solid var(--black-lighter);
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.service-link:hover {
    background: var(--black);
    color: var(--primary);
    border-left-color: var(--primary);
    padding-left: 30px;
}

/* --- FAQ --- */
.faq-grid { 
    max-width: 950px; 
    margin: 0 auto; 
}

.sidebar-faq .faq-item {
    margin-bottom: 12px;
}

.faq-item {
    background: var(--white);
    margin-bottom: 20px;
    border: 2px solid var(--black-lighter);
    overflow: hidden;
    transition: var(--transition);
}

.faq-item:hover {
    border-color: var(--primary);
}

.faq-question {
    padding: 25px;
    cursor: pointer;
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 700;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--black);
    background: var(--white-smoke);
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.faq-question span {
    font-size: 1.8rem;
    color: var(--primary);
    transition: transform 0.3s;
    font-weight: 300;
}

.faq-answer {
    padding: 0 25px 0px;
    color: var(--gray-dark);
    display: none;
    line-height: 1.8;
    max-height: 0;
    transition: max-height 0.3s ease;
    font-weight: 500;
}

.faq-item.active .faq-answer { 
    display: block; 
    padding: 0 25px 25px;
    max-height: 500px;
}

.faq-item.active .faq-question { 
    color: var(--black);
    background: var(--primary);
}

.faq-item.active .faq-question span {
    transform: rotate(45deg);
    color: var(--black);
}

/* --- TESTIMONIALS --- */
.testimonials-wrap {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 35px;
}

.testi-card {
    background: var(--white);
    padding: 40px 35px;
    border: 3px solid var(--black-lighter);
    position: relative;
    transition: var(--transition);
}

.testi-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 5px; height: 100%;
    background: var(--primary);
    transform: scaleY(0);
    transition: var(--transition);
}

.testi-card:hover::before { transform: scaleY(1); }

.testi-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.testi-icon { 
    font-size: 4rem; 
    color: var(--primary); 
    position: absolute; 
    top: 25px; 
    right: 25px;
    opacity: 0.2;
}

.testi-text { 
    font-style: italic; 
    margin-bottom: 25px; 
    color: var(--gray-dark);
    line-height: 1.9;
    font-size: 1.05rem;
}

.testi-author strong { 
    display: block; 
    color: var(--black); 
    font-family: var(--font-heading); 
    font-size: 1.2rem;
    margin-bottom: 5px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.testi-author span { 
    font-size: 0.9rem; 
    color: var(--gray);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* --- FOOTER --- */
.footer {
    background: var(--black);
    padding: 100px 0 40px;
    color: var(--gray-light);
    border-top: 5px solid var(--primary);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 60px;
    margin-bottom: 60px;
}

.footer-widget h4 { 
    color: var(--primary); 
    font-size: 1.4rem; 
    margin-bottom: 30px;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.footer-widget .logo {
    margin-bottom: 25px;
    font-size: 2rem;
}

.footer-widget p {
    line-height: 1.8;
    color: var(--gray-light);
}

.footer-links li { margin-bottom: 15px; }

.footer-links a { 
    color: var(--gray-light);
    transition: 0.3s;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.9rem;
}

.footer-links a:hover { 
    color: var(--primary); 
    padding-left: 10px;
}

.footer-contact-item {
    display: flex;
    gap: 15px;
    margin-bottom: 25px;
    color: var(--gray-light);
    align-items: center;
}

.footer-contact-item svg { 
    color: var(--primary); 
    flex-shrink: 0;
}

.copyright {
    text-align: center;
    border-top: 2px solid var(--black-lighter);
    padding-top: 40px;
    color: var(--gray-light);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* --- WHATSAPP FLOAT --- */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: var(--primary);
    color: var(--black);
    width: 65px;
    height: 65px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 5px 25px rgba(255, 215, 0, 0.6);
    z-index: 9999;
    transition: var(--transition);
    border: 3px solid var(--black);
}

.whatsapp-float:hover {
    transform: translateY(-8px) scale(1.15);
    box-shadow: 0 8px 35px rgba(255, 215, 0, 0.8);
}

/* --- MOBILE RESPONSIVE --- */
.mobile-toggle { 
    display: none; 
    background: none; 
    border: none; 
    color: var(--white); 
    cursor: pointer; 
    font-size: 1.8rem;
}

@media (max-width: 992px) {
    .article-grid { 
        grid-template-columns: 1fr; 
    }
    
    .slide-title { font-size: 2.8rem; }
    .section-title { font-size: 2.2rem; }
    
    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }
    
    .nav-links { display: none; }
    .mobile-toggle { display: block; }
    
    .nav-wrapper.active .nav-links {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 100%; left: 0; width: 100%;
        background: var(--black);
        padding: 20px;
        border-bottom: 3px solid var(--primary);
        box-shadow: var(--shadow-black);
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    }
    
    .testimonials-wrap {
        grid-template-columns: 1fr;
    }
    
    .article-content {
        padding: 30px;
    }
}

@media (max-width: 768px) {
    .slide-title { font-size: 2rem; }
    .slide-desc { font-size: 1rem; }
    
    .section { padding: 60px 0; }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
    }
    
    .logo { font-size: 1.4rem; }
}


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