/* ÖZKABAY İNŞAAT - FRONTEND CSS */

:root {
    --primary: #2c3e50;
    --secondary: #3498db;
    --accent: #e74c3c;
    --dark: #1a1a1a;
    --light: #f8f9fa;
    --text: #333;
    --text-light: #666;
    --border: #e0e0e0;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--text);
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ============================================
   HEADER & NAVIGATION
============================================ */
.site-header {
    background: white;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar {
    padding: 15px 0;
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo img {
    max-height: 50px;
    width: auto;
}

.logo span {
    font-size: 24px;
    font-weight: bold;
    color: var(--primary);
}

.nav-menu {
    display: flex;
    align-items: center;
    list-style: none;
    gap: 30px;
    margin: 0;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text);
    font-weight: 500;
    transition: color 0.3s;
    padding: 5px 0;
    position: relative;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--secondary);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--secondary);
    transition: width 0.3s;
}

.nav-menu a:hover::after {
    width: 100%;
}

.header-phone {
    background: var(--secondary);
    color: white;
    padding: 10px 20px;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
}

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

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 5px;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--primary);
    transition: all 0.3s;
}

/* ============================================
   TAM EKRAN SLIDER
============================================ */
.hero-slider {
    position: relative;
    height: 100vh;
    overflow: hidden;
}

.slider-container {
    height: 100%;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 1s ease-in-out;
}

.slide.active {
    opacity: 1;
}

.slide-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(0,0,0,0.3), rgba(0,0,0,0.6));
}

.slide-content {
    position: relative;
    height: 100%;
    display: flex;
    align-items: center;
    z-index: 2;
}

.slide-title {
    font-size: 64px;
    color: white;
    font-weight: bold;
    margin-bottom: 20px;
    text-shadow: 2px 2px 10px rgba(0,0,0,0.5);
    animation: fadeInUp 0.8s ease-out;
}

.slide-subtitle {
    font-size: 24px;
    color: white;
    margin-bottom: 30px;
    text-shadow: 1px 1px 5px rgba(0,0,0,0.5);
    animation: fadeInUp 1s ease-out;
}

.slider-controls {
    position: absolute;
    top: 50%;
    width: 100%;
    transform: translateY(-50%);
    z-index: 10;
    display: flex;
    justify-content: space-between;
    padding: 0 30px;
}

.slider-prev,
.slider-next {
    background: rgba(255,255,255,0.2);
    border: none;
    color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 20px;
    transition: all 0.3s;
    backdrop-filter: blur(5px);
}

.slider-prev:hover,
.slider-next:hover {
    background: rgba(255,255,255,0.4);
    transform: scale(1.1);
}

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

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

.dot.active,
.dot:hover {
    background: white;
    transform: scale(1.3);
}

/* ============================================
   SECTIONS
============================================ */
section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: 42px;
    color: var(--primary);
    margin-bottom: 15px;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: var(--secondary);
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-light);
}

/* ============================================
   HİZMETLER
============================================ */
.services-section {
    background: var(--light);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.service-card {
    background: white;
    padding: 40px 30px;
    border-radius: 12px;
    text-align: center;
    transition: all 0.3s;
    box-shadow: 0 5px 20px rgba(0,0,0,0.05);
    position: relative;
    overflow: hidden;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.15);
}

.service-card-image {
    width: calc(100% + 60px);
    height: 200px;
    margin: -40px -30px 25px -30px;
    overflow: hidden;
}

.service-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s;
}

.service-card:hover .service-card-image img {
    transform: scale(1.1);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--secondary), var(--primary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    font-size: 36px;
    color: white;
}

.service-card h3 {
    font-size: 22px;
    color: var(--primary);
    margin-bottom: 15px;
}

.service-card p {
    color: var(--text-light);
    margin-bottom: 20px;
    line-height: 1.7;
}

.service-link {
    color: var(--secondary);
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: gap 0.3s;
}

.service-link:hover {
    gap: 12px;
}

/* ============================================
   PROJELER
============================================ */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.project-card {
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.project-image {
    position: relative;
    height: 300px;
    overflow: hidden;
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s;
}

.project-card:hover .project-image img {
    transform: scale(1.1);
}

.project-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.9), transparent);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 30px;
    color: white;
    opacity: 0;
    transition: opacity 0.3s;
}

.project-card:hover .project-overlay {
    opacity: 1;
}

.project-category {
    background: var(--secondary);
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    display: inline-block;
    margin-bottom: 10px;
    align-self: flex-start;
}

.project-overlay h3 {
    font-size: 24px;
    margin-bottom: 15px;
}

/* ============================================
   EKİP
============================================ */
.team-section {
    background: var(--light);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 30px;
    justify-items: center;
}

.team-card {
    text-align: center;
    width: 100%;
    max-width: 250px;
}

.team-photo {
    width: 200px;
    height: 200px;
    margin: 0 auto 20px;
    border-radius: 50%;
    overflow: hidden;
    border: 5px solid var(--secondary);
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.team-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.no-photo {
    width: 100%;
    height: 100%;
    background: var(--light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 80px;
    color: #ccc;
}

.team-card h4 {
    font-size: 20px;
    color: var(--primary);
    margin-bottom: 5px;
}

.team-card p {
    color: var(--text-light);
    margin-bottom: 15px;
}

.team-social {
    display: flex;
    gap: 10px;
    justify-content: center;
}

.team-social a {
    width: 35px;
    height: 35px;
    background: var(--secondary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    text-decoration: none;
    transition: all 0.3s;
}

.team-social a:hover {
    background: var(--primary);
    transform: translateY(-3px);
}

/* ============================================
   YORUMLAR
============================================ */
.testimonials-section {
    background: var(--primary);
    color: white;
}

.testimonials-section .section-title {
    color: white;
}

.testimonials-section .section-title::after {
    background: var(--secondary);
}

.testimonials-slider {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.testimonial-card {
    background: rgba(255,255,255,0.1);
    padding: 30px;
    border-radius: 12px;
    backdrop-filter: blur(10px);
}

.testimonial-stars {
    font-size: 20px;
    margin-bottom: 20px;
}

.testimonial-text {
    font-size: 16px;
    line-height: 1.8;
    margin-bottom: 20px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 15px;
}

.testimonial-author img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    border: 2px solid white;
}

.testimonial-author strong {
    display: block;
    margin-bottom: 3px;
}

.testimonial-author span {
    font-size: 14px;
    opacity: 0.8;
}

/* ============================================
   REFERANSLAR
============================================ */
.partners-section {
    background: var(--light);
}

.partners-slider {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 40px;
    align-items: center;
}

.partner-logo {
    text-align: center;
    padding: 20px;
    transition: transform 0.3s;
    filter: grayscale(100%);
    opacity: 0.6;
}

.partner-logo:hover {
    filter: grayscale(0);
    opacity: 1;
    transform: scale(1.1);
}

.partner-logo img {
    max-width: 120px;
    max-height: 60px;
    object-fit: contain;
}

/* ============================================
   BUTTONS
============================================ */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
}

.btn-primary {
    background: var(--secondary);
    color: white;
}

.btn-primary:hover {
    background: var(--primary);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

.btn-light {
    background: white;
    color: var(--primary);
}

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

.btn-lg {
    padding: 15px 40px;
    font-size: 18px;
}

/* ============================================
   FOOTER
============================================ */
.site-footer {
    background: var(--dark);
    color: white;
}

.footer-main {
    padding: 60px 0 40px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
}

.footer-col h3 {
    margin-bottom: 20px;
    color: var(--secondary);
}

.footer-links,
.footer-contact {
    list-style: none;
}

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

.footer-links a {
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-links a:hover {
    color: white;
}

.footer-contact li {
    color: rgba(255,255,255,0.7);
    display: flex;
    align-items: center;
    gap: 10px;
}

.social-links {
    display: flex;
    gap: 10px;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: var(--secondary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    text-decoration: none;
    transition: all 0.3s;
}

.social-links a:hover {
    background: white;
    color: var(--secondary);
    transform: translateY(-3px);
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding: 20px 0;
    text-align: center;
    color: rgba(255,255,255,0.5);
}

/* ============================================
   ANIMATIONS
============================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============================================
   RESPONSIVE
============================================ */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .slide-title {
        font-size: 36px;
    }
    
    .slide-subtitle {
        font-size: 18px;
    }
    
    .section-title {
        font-size: 32px;
    }
    
    .services-grid,
    .projects-grid {
        grid-template-columns: 1fr;
    }
}


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

.search-toggle {
    background: none;
    border: none;
    color: white;
    font-size: 20px;
    cursor: pointer;
    padding: 10px;
    transition: color 0.3s;
}

.search-toggle:hover {
    color: var(--secondary);
}

.search-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.95);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
}

.search-overlay.active {
    opacity: 1;
    visibility: visible;
}

.search-close {
    position: absolute;
    top: 30px;
    right: 30px;
    background: none;
    border: none;
    color: white;
    font-size: 32px;
    cursor: pointer;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    transition: background 0.3s;
}

.search-close:hover {
    background: rgba(255,255,255,0.1);
}

.search-container {
    max-width: 700px;
    width: 90%;
}

.search-form {
    display: flex;
    gap: 15px;
}

.search-input-overlay {
    flex: 1;
    background: white;
    border: none;
    padding: 20px 30px;
    font-size: 20px;
    border-radius: 50px;
    outline: none;
}

.search-submit-overlay {
    background: var(--primary);
    color: white;
    border: none;
    padding: 20px 40px;
    border-radius: 50px;
    font-size: 20px;
    cursor: pointer;
    transition: background 0.3s;
}

.search-submit-overlay:hover {
    background: var(--secondary);
}

@media (max-width: 768px) {
    .search-toggle {
        display: block;
    }
    
    .header-phone {
        display: none;
    }
}

.newsletter-form {
    display: flex;
    gap: 10px;
}

.newsletter-form input {
    flex: 1;
    padding: 12px 15px;
    border: 2px solid rgba(255,255,255,0.2);
    background: rgba(255,255,255,0.1);
    color: white;
    border-radius: 25px;
    outline: none;
}

.newsletter-form input::placeholder {
    color: rgba(255,255,255,0.6);
}

.newsletter-form button {
    background: var(--secondary);
    color: white;
    border: none;
    padding: 12px 20px;
    border-radius: 25px;
    cursor: pointer;
    transition: background 0.3s;
}

.newsletter-form button:hover {
    background: var(--primary);
}

#newsletterMessage.success {
    color: #51cf66;
}

#newsletterMessage.error {
    color: #ff6b6b;
}

/* DROPDOWN MENÜ */
.nav-menu .dropdown {
    position: relative;
    display: flex;
    align-items: center;
}

.nav-menu .dropdown-toggle {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 5px 0;
}

.nav-menu .dropdown-toggle i {
    font-size: 10px;
    transition: transform 0.3s;
}

.nav-menu .dropdown:hover .dropdown-toggle i {
    transform: rotate(180deg);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: white;
    min-width: 220px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.15);
    border-radius: 8px;
    padding: 10px 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.3s;
    z-index: 1000;
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu li {
    list-style: none;
}

.dropdown-menu li a {
    display: block;
    padding: 12px 20px;
    color: #333;
    text-decoration: none;
    transition: all 0.3s;
}

.dropdown-menu li a:hover {
    background: var(--primary);
    color: white;
    padding-left: 25px;
}

@media (max-width: 768px) {
    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        background: rgba(255,255,255,0.1);
        margin-top: 10px;
    }
    
    .dropdown-menu li a {
        color: white;
        padding-left: 30px;
    }
    
    .dropdown-menu li a:hover {
        background: rgba(255,255,255,0.2);
    }
}

/* ============================================
   LIGHTBOX
============================================ */
.lightbox {
    display: none;
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.95);
    overflow: hidden;
}

.lightbox.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-close {
    position: absolute;
    top: 30px;
    right: 50px;
    color: white;
    font-size: 48px;
    font-weight: 300;
    cursor: pointer;
    z-index: 10001;
    transition: color 0.3s;
}

.lightbox-close:hover {
    color: #ff6b6b;
}

.lightbox-prev,
.lightbox-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    color: white;
    font-size: 48px;
    font-weight: 300;
    cursor: pointer;
    padding: 20px;
    user-select: none;
    z-index: 10001;
    transition: color 0.3s;
}

.lightbox-prev:hover,
.lightbox-next:hover {
    color: #4361ee;
}

.lightbox-prev {
    left: 30px;
}

.lightbox-next {
    right: 30px;
}

.lightbox-content {
    max-width: 90%;
    max-height: 90%;
    position: relative;
}

.lightbox-image {
    max-width: 100%;
    max-height: 90vh;
    object-fit: contain;
    display: none;
}

.lightbox-image.active {
    display: block;
}

.lightbox-counter {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    color: white;
    font-size: 18px;
    background: rgba(0,0,0,0.5);
    padding: 10px 20px;
    border-radius: 25px;
    z-index: 10001;
}

@media (max-width: 768px) {
    .lightbox-prev {
        left: 10px;
        font-size: 32px;
    }
    
    .lightbox-next {
        right: 10px;
        font-size: 32px;
    }
    
    .lightbox-close {
        top: 10px;
        right: 10px;
        font-size: 32px;
    }
}

/* NAV MENU Lİ HİZALAMA FİX */
.nav-menu > li {
    display: flex;
    align-items: center;
}