/* ==========================================================================
   EFE ÇEKİCİ - ENDÜSTRİYEL OTO ÇEKİCİ & YOL YARDIM CSS MİMARİSİ
   Tasarım Kuralları: 
   - Border-Radius kesinlikle 0px (Keskin Hatlar).
   - Yüksek Kontrast (Siyah/Koyu Gri, Neon Sarı/Güçlü Turuncu).
   - Responsive Görsel Esnekliği (object-fit: cover).
   ========================================================================== */

/* 1. CSS VARIABLES (DEĞİŞKENLER) */
:root {
    --primary-color: #FF6B00;       /* Güçlü Turuncu / Vurgu */
    --primary-hover: #E05E00;       /* Turuncu Hover */
    --accent-yellow: #FFD600;      /* Neon/Endüstriyel Sarı */
    --dark-bg: #111111;            /* Ana Koyu Arka Plan */
    --dark-surface: #1A1A1A;       /* Kart ve Yüzey Koyu Gri */
    --dark-border: #2E2E2E;        /* Çerçeve Rengi */
    --light-text: #FFFFFF;         /* Beyaz Metin */
    --muted-text: #A0A0A0;         /* Gri İkincil Metin */
    --whatsapp-color: #25D366;     /* WhatsApp Yeşili */
    --whatsapp-hover: #1DA851;
    --font-main: 'Segoe UI', -apple-system, BlinkMacSystemFont, Roboto, sans-serif;
    --transition-fast: all 0.25s ease-in-out;
    --transition-normal: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

/* 2. SIFIRLAMA VE TEMEL STİLLER (RESET) */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    /* KESİNLİKLE YUMUŞATMA YOK - KESKİN KÖŞELER */
    border-radius: 0 !important;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

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

/* GÖRSEL ESNEKLİK MANTIĞI - TAŞMAYI ÖNLEYEN KESİN KURAL */
img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-fast);
}

ul {
    list-style: none;
}

button, input, textarea {
    font-family: inherit;
    outline: none;
    border: none;
}

/* 3. LAYOUT & GRID BİLEŞENLERİ */
.container {
    width: 100%;
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 20px;
}

.section-padding {
    padding: 90px 0;
}

.grid {
    display: grid;
    gap: 30px;
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }

.section-header {
    margin-bottom: 50px;
}

.section-header.text-center {
    text-align: center;
}

.section-subtitle {
    color: var(--primary-color);
    font-weight: 700;
    font-size: 0.9rem;
    letter-spacing: 2px;
    display: block;
    margin-bottom: 8px;
}

.section-title {
    font-size: 2.3rem;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* 4. BUTTON & UI BİLEŞENLERİ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 28px;
    font-size: 0.95rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: var(--transition-fast);
    border: 2px solid transparent;
}

.btn-sharp {
    border-radius: 0 !important;
}

.btn-primary {
    background-color: var(--primary-color);
    color: #000;
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    color: #FFF;
}

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

.btn-outline:hover {
    background-color: var(--light-text);
    color: #000;
}

.header-actions .send-location-btn {
    border-color: #90EE90 !important;
    color: #90EE90;
}

.header-actions .send-location-btn:hover {
    background-color: #90EE90;
    color: #000;
}

.btn-whatsapp {
    background-color: var(--whatsapp-color);
    color: #FFF;
}

.btn-whatsapp:hover {
    background-color: var(--whatsapp-hover);
}

.btn-large {
    padding: 18px 36px;
    font-size: 1.05rem;
}

.full-width {
    width: 100%;
}

/* 5. HEADER & NAVİGASYON */
.main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: rgba(17, 17, 17, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 2px solid var(--dark-border);
    transition: var(--transition-fast);
}

.main-header.scrolled {
    background-color: #000;
    border-bottom-color: var(--primary-color);
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.logo {
    font-size: 1.8rem;
    font-weight: 900;
    color: var(--light-text);
    letter-spacing: 1.5px;
}

.logo-accent {
    color: var(--primary-color);
}

.nav-list {
    display: flex;
    gap: 30px;
}

.nav-link {
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.9rem;
    color: var(--light-text);
    position: relative;
    padding: 5px 0;
}

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

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 15px;
}

/* Hamburger Menü */
.hamburger-btn {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 21px;
    background: transparent;
    cursor: pointer;
}

.hamburger-btn span {
    width: 100%;
    height: 3px;
    background-color: var(--light-text);
    transition: var(--transition-fast);
}

/* 6. HERO SLIDER SECTION */
.hero-section {
    position: relative;
    height: 100vh;
    min-height: 650px;
    background-color: #000;
}

.slider-container {
    position: relative;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.8s ease-in-out, visibility 0.8s ease-in-out;
}

.slide.active {
    opacity: 1;
    visibility: visible;
}

.slide-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, rgba(0,0,0,0.95) 0%, rgba(0,0,0,0.6) 60%, rgba(0,0,0,0.3) 100%);
    z-index: 1;
}

.slide-content {
    position: relative;
    z-index: 2;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    max-width: 800px;
}

.slide-title {
    font-size: 3.2rem;
    font-weight: 900;
    line-height: 1.15;
    margin-bottom: 20px;
    color: var(--light-text);
    text-transform: uppercase;
    border-left: 6px solid var(--primary-color);
    padding-left: 20px;
}

.slide-desc {
    font-size: 1.2rem;
    color: #DDD;
    margin-bottom: 35px;
    padding-left: 26px;
}

.slide-buttons {
    display: flex;
    gap: 20px;
    padding-left: 26px;
    flex-wrap: wrap;
}

.slider-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10;
    width: 55px;
    height: 55px;
    background-color: rgba(0, 0, 0, 0.7);
    border: 2px solid var(--dark-border);
    color: var(--light-text);
    font-size: 1.2rem;
    cursor: pointer;
    transition: var(--transition-fast);
}

.slider-arrow:hover {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: #000;
}

.prev-arrow { left: 20px; }
.next-arrow { right: 20px; }

.slider-indicators {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
    display: flex;
    gap: 12px;
}

.indicator {
    width: 45px;
    height: 6px;
    background-color: rgba(255, 255, 255, 0.3);
    cursor: pointer;
    transition: var(--transition-fast);
}

.indicator.active {
    background-color: var(--primary-color);
    width: 65px;
}

/* 7. HAKKIMIZDA BÖLÜMÜ */
.about-section {
    background-color: var(--dark-surface);
    border-bottom: 2px solid var(--dark-border);
}

.about-description {
    font-size: 1.1rem;
    color: var(--muted-text);
    margin-bottom: 25px;
}

.about-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 15px;
    font-size: 1.05rem;
}

.about-features i {
    color: var(--primary-color);
    font-size: 1.2rem;
}

.about-stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.stat-card {
    background-color: var(--dark-bg);
    border: 2px solid var(--dark-border);
    padding: 30px 20px;
    text-align: center;
    transition: var(--transition-fast);
}

.stat-card:hover {
    border-color: var(--primary-color);
}

.stat-icon {
    font-size: 2.2rem;
    color: var(--primary-color);
    margin-bottom: 12px;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--light-text);
}

.stat-label {
    font-size: 0.9rem;
    color: var(--muted-text);
    text-transform: uppercase;
    font-weight: 700;
}

/* 8. HİZMETLERİMİZ BÖLÜMÜ (CARDS GRID) */
.services-section {
    background-color: var(--dark-bg);
}

.service-card {
    background-color: var(--dark-surface);
    border: 2px solid var(--dark-border);
    padding: 40px 30px;
    position: relative;
    transition: var(--transition-normal);
}

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

.service-icon {
    width: 65px;
    height: 65px;
    background-color: var(--dark-bg);
    border: 2px solid var(--dark-border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: var(--primary-color);
    margin-bottom: 25px;
    transition: var(--transition-fast);
}

.service-card:hover .service-icon {
    background-color: var(--primary-color);
    color: #000;
    border-color: var(--primary-color);
}

.service-title {
    font-size: 1.3rem;
    font-weight: 800;
    margin-bottom: 15px;
}

.service-text {
    color: var(--muted-text);
    font-size: 0.95rem;
}

.card-line {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0%;
    height: 4px;
    background-color: var(--primary-color);
    transition: var(--transition-fast);
}

.service-card:hover .card-line {
    width: 100%;
}

/* 9. GALERİ BÖLÜMÜ (GRID & LIGHTBOX) */
.gallery-section {
    background-color: var(--dark-surface);
    border-top: 2px solid var(--dark-border);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.gallery-item {
    position: relative;
    height: 260px;
    border: 2px solid var(--dark-border);
    overflow: hidden;
    cursor: pointer;
}

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(255, 107, 0, 0.85);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: #000;
    opacity: 0;
    transition: var(--transition-fast);
}

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

.gallery-item img {
    transition: transform 0.5s ease;
}

.gallery-item:hover img {
    transform: scale(1.08);
}

/* Lightbox Modal */
.lightbox-modal {
    display: none;
    position: fixed;
    z-index: 2000;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.92);
    align-items: center;
    justify-content: center;
}

.lightbox-modal.active {
    display: flex;
}

.lightbox-content {
    max-width: 85%;
    max-height: 85vh;
    border: 3px solid var(--primary-color);
    object-fit: contain;
}

.lightbox-close {
    position: absolute;
    top: 30px;
    right: 40px;
    font-size: 3rem;
    color: var(--light-text);
    cursor: pointer;
    transition: var(--transition-fast);
}

.lightbox-close:hover {
    color: var(--primary-color);
}

/* 10. İLETİŞİM & FORM BÖLÜMÜ */
.contact-section {
    background-color: var(--dark-bg);
}

.contact-text {
    color: var(--muted-text);
    margin-bottom: 30px;
}

.info-boxes {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 40px;
}

.info-box {
    display: flex;
    align-items: center;
    gap: 20px;
    background-color: var(--dark-surface);
    padding: 20px;
    border: 2px solid var(--dark-border);
}

.info-icon {
    font-size: 1.8rem;
    color: var(--primary-color);
}

.info-box h4 {
    font-size: 0.9rem;
    color: var(--muted-text);
    text-transform: uppercase;
}

.info-link {
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--light-text);
}

.info-link:hover {
    color: var(--primary-color);
}

/* Geolocation CTA Kutu */
.location-cta-box {
    background-color: var(--dark-surface);
    border: 2px solid #90EE90;
    padding: 25px;
}

.location-cta-box h3 {
    color: var(--whatsapp-color);
    font-size: 1.2rem;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.location-cta-box p {
    font-size: 0.95rem;
    color: var(--muted-text);
    margin-bottom: 20px;
}

/* Form Tasarımı */
.contact-form-container {
    background-color: var(--dark-surface);
    border: 2px solid var(--dark-border);
    padding: 40px;
}

.form-title {
    font-size: 1.4rem;
    font-weight: 900;
    margin-bottom: 25px;
    text-transform: uppercase;
    border-bottom: 2px solid var(--primary-color);
    padding-bottom: 10px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    margin-bottom: 8px;
    color: var(--muted-text);
}

.form-control {
    width: 100%;
    padding: 14px 18px;
    background-color: var(--dark-bg);
    border: 2px solid var(--dark-border);
    color: var(--light-text);
    font-size: 1rem;
    transition: var(--transition-fast);
}

.form-control:focus {
    border-color: var(--primary-color);
}

.error-msg {
    display: none;
    color: #FF3333;
    font-size: 0.8rem;
    margin-top: 5px;
    font-weight: 600;
}

.form-group.error .form-control {
    border-color: #FF3333;
}

.form-group.error .error-msg {
    display: block;
}

/* 11. FOOTER */
.main-footer {
    background-color: #0A0A0A;
    border-top: 2px solid var(--dark-border);
    padding-top: 70px;
}

.footer-container {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 50px;
}

.footer-logo {
    display: inline-block;
    margin-bottom: 15px;
}

.footer-text {
    color: var(--muted-text);
    font-size: 0.9rem;
}

.footer-heading {
    font-size: 1.1rem;
    font-weight: 800;
    text-transform: uppercase;
    margin-bottom: 20px;
    color: var(--light-text);
    position: relative;
    padding-bottom: 8px;
}

.footer-heading::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background-color: var(--primary-color);
}

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

.footer-links a {
    color: var(--muted-text);
    font-size: 0.9rem;
}

.footer-links a:hover {
    color: var(--primary-color);
    padding-left: 5px;
}

.social-links {
    display: flex;
    gap: 12px;
}

.social-links a {
    width: 42px;
    height: 42px;
    background-color: var(--dark-surface);
    border: 1px solid var(--dark-border);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--light-text);
    font-size: 1.1rem;
}

.social-links a:hover {
    background-color: var(--primary-color);
    color: #000;
    border-color: var(--primary-color);
}

.footer-bottom {
    background-color: #000;
    padding: 20px 0;
    border-top: 1px solid var(--dark-border);
    font-size: 0.85rem;
    color: var(--muted-text);
}

/* 12. SABİT ALT BUTONLAR (BACK TO TOP & CALL & WHATSAPP) */
.fixed-btn {
    position: fixed;
    bottom: 25px;
    z-index: 999;
    width: 55px;
    height: 55px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    box-shadow: 0 4px 15px rgba(0,0,0,0.5);
    cursor: pointer;
    border: none;
}

.fixed-call-btn {
    left: 25px;
    background-color: var(--primary-color);
    color: #000;
}

.fixed-whatsapp-btn {
    right: 90px;
    background-color: var(--whatsapp-color);
    color: #FFF;
}

.back-to-top {
    position: fixed;
    bottom: 25px;
    right: 25px;
    z-index: 999;
    width: 55px;
    height: 55px;
    background-color: var(--dark-surface);
    border: 2px solid var(--dark-border);
    color: var(--light-text);
    font-size: 1.3rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-fast);
}

.back-to-top.active {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background-color: var(--primary-color);
    color: #000;
    border-color: var(--primary-color);
}

/* 13. RESPONSIVE MEDIA QUERIES */
@media (max-width: 992px) {
    .grid-3, .grid-2 { grid-template-columns: 1fr; }
    .gallery-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-container { grid-template-columns: repeat(2, 1fr); }
    .desktop-only { display: none; }
    
    .hamburger-btn { display: flex; }

    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background-color: var(--dark-bg);
        padding: 40px 20px;
        transition: var(--transition-normal);
        border-top: 2px solid var(--dark-border);
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-list {
        flex-direction: column;
        gap: 25px;
        align-items: center;
    }

    .nav-link {
        font-size: 1.2rem;
    }

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

@media (max-width: 576px) {
    .gallery-grid { grid-template-columns: 1fr; }
    .footer-container { grid-template-columns: 1fr; }
    .about-stats-grid { grid-template-columns: 1fr; }
    .slide-title { font-size: 1.8rem; }
    .slide-desc { font-size: 1rem; }
    .slider-arrow { width: 40px; height: 40px; font-size: 0.9rem; }
    .fixed-whatsapp-btn { right: 25px; bottom: 90px; }
}










/* style.css - Temel Sıfırlama */
* {
    box-sizing: border-box; /* Padding ve border'ları genişliğe dahil eder, taşmayı önler */
    margin: 0;
    padding: 0;
}

/* GÖRSEL ESNEKLİK MANTIĞI (ÖNEMLİ) */
/* Sitedeki hiçbir görsel kapsayıcısından daha geniş olamaz */
img {
    max-width: 100%; /* Resim kendi orijinal boyutu veya ekran genişliği kadar olur, taşmaz */
    height: auto;    /* Oran bozulmaz */
    display: block;
}

/* Ana kapsayıcı kutu sabit değil, esnek olmalı */
.container {
    width: 100%;
    max-width: 1200px; /* Masaüstünde maksimum genişlik */
    margin: 0 auto;
    padding: 0 20px;   /* Mobilde kenarlarda boşluk bırakır */
}








/* style.css dosyasının EN ALTINA ekleyin */

/* ==========================================
   RESPONSIVE MEDIA QUERIES (Mobil Uyumluluk)
   ========================================== */

/* 1. Tablet ve Altı İçin Düzenlemeler (Ekran < 992px ise) */
@media (max-width: 992px) {
    
    /* Masaüstünde yan yana olan Grid'leri tek sütuna düşür */
    .grid-3, .grid-2 {
        grid-template-columns: 1fr; /* Artık alt alta sıralanırlar */
        gap: 20px; /* Aradaki boşluğu daralt */
    }

    /* Masaüstü menüsünü gizle (JS ile açılan hamburger menüye geçiş için) */
    .desktop-only {
        display: none !important;
    }

    /* Slider başlık yazı boyutunu küçült */
    .slide-title {
        font-size: 2.2rem;
    }
}

/* 2. Küçük Mobil Telefonlar İçin Düzenlemeler (Ekran < 576px ise) */
@media (max-width: 576px) {
    
    /* Bölüm boşluklarını azalt */
    .section-padding {
        padding: 50px 0;
    }

    /* Yazıları biraz daha küçült */
    .section-title {
        font-size: 1.8rem;
    }

    /* Butonları tam genişlik yap (tıklamayı kolaylaştırır) */
    .slide-buttons {
        flex-direction: column;
        gap: 10px;
        padding-left: 0;
    }
    
    .btn-large {
        width: 100%;
    }
}