:root {
    --primary: #1e3a8a;
    /* Açık Lacivert */
    --accent: #cbd5e1;
    /* Parlak Gümüş Antrasit (Bright Silver) */
    --secondary: #3b82f6;
    --text-light: #f8fafc;
    --text-dark: #0f172a;
    --glass-bg: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(255, 255, 255, 0.2);
    --transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}



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

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--text-light);
    background: linear-gradient(rgba(15, 23, 42, 0.5), rgba(15, 23, 42, 0.5));
    background-image: linear-gradient(rgba(15, 23, 42, 0.5), rgba(15, 23, 42, 0.5)), url('assets/bg-bora.png');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    overflow-x: hidden;
}

.container {
    max-width: 1400px;
    /* 1200px'den 1400px'e çıkarıldı */
    margin: 0 auto;
    padding: 0 4rem;
    /* Kenar boşlukları artırıldı */
}

/* Sections */
.section {
    padding: 10rem 0;
    /* 6rem'den 10rem'e çıkarıldı - dikey boşluk artışı */
}

.section.alt-bg {
    background: transparent;
}

.section-title {
    text-align: center;
    font-size: 3.5rem;
    /* Başlıklar biraz büyütüldü */
    margin-bottom: 5rem;
    color: var(--accent);
    letter-spacing: 2px;
}

/* Glassmorphism Effect */
.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 15px;
}

.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 23, 42, 0.95);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.lightbox.active {
    display: flex;
}

.lightbox-content {
    max-width: 90%;
    max-height: 90%;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
    border-radius: 12px;
}

.close-lightbox {
    position: absolute;
    top: 30px;
    right: 40px;
    color: white;
    font-size: 50px;
    cursor: pointer;
    z-index: 1001;
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    color: white;
    font-size: 40px;
    cursor: pointer;
    padding: 20px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 50%;
    width: 70px;
    height: 70px;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: all 0.3s ease;
    z-index: 1001;
}

.lightbox-nav:hover {
    background: var(--accent-color);
    transform: translateY(-50%) scale(1.1);
}

.lightbox-prev {
    left: 40px;
}

.lightbox-next {
    right: 40px;
}

#lightbox-content-container {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    height: 100%;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    padding: 1rem 0;
    transition: var(--transition);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-img {
    height: 60px;
    /* Yeni logo daha detaylı olduğu için boyutu biraz artırıldı */
    width: auto;
    border-radius: 5px;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: 1px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text-light);
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 5px;
}

.nav-menu a:hover {
    color: var(--accent);
}

/* Dropdown Styles */
.dropdown {
    position: relative;
    padding-bottom: 20px;
    margin-bottom: -20px;
}

.dropdown-content {
    position: absolute;
    top: 100%;
    left: 0;
    width: 320px;
    /* Biraz genişletildi */
    display: none;
    flex-direction: column;
    padding: 0.5rem 0;
    max-height: 450px;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: var(--accent) transparent;
    background: #0f172a;
    /* Tamamen koyu lacivert (Şeffaf olmayan) */
    z-index: 9999;
    border-radius: 8px;
    border: 1px solid var(--accent);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.8);
}

/* Custom Scrollbar for Dropdown */
.dropdown-content::-webkit-scrollbar {
    width: 5px;
}

.dropdown-content::-webkit-scrollbar-track {
    background: transparent;
}

.dropdown-content::-webkit-scrollbar-thumb {
    background: var(--accent);
    border-radius: 10px;
}



.dropdown:hover .dropdown-content {
    display: flex;
}

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

.dropdown-content a {
    padding: 1rem 1.5rem;
    text-transform: none;
    font-size: 0.9rem;
    width: 100%;
    justify-content: flex-start;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    color: white !important;
}

.dropdown-content a:hover {
    background: var(--accent) !important;
}

.lang-btn {
    background: var(--accent);
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    cursor: pointer;
    font-weight: 700;
    transition: var(--transition);
}

.lang-btn:hover {
    transform: scale(1.05);
    filter: brightness(1.1);
}

/* Base Button Styles */
.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    text-decoration: none;
    text-align: center;
}

.btn.primary {
    background: linear-gradient(135deg, #ffffff 0%, #cbd5e1 50%, #94a3b8 100%);
    color: #0f172a;
    font-weight: 800;
    box-shadow: 0 0 25px rgba(255, 255, 255, 0.4), inset 0 0 10px rgba(255, 255, 255, 0.5);
    border: 2px solid #ffffff;
    text-transform: uppercase;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn.primary::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.6), transparent);
    transform: rotate(45deg);
    transition: 0.5s;
    animation: shine 3s infinite;
    z-index: -1;
}

@keyframes shine {
    0% {
        left: -100%;
        transition-property: left;
    }

    100% {
        left: 100%;
        transition-property: left;
    }
}

.btn.primary:hover {
    background: linear-gradient(135deg, #ffffff 0%, #cbd5e1 100%);
    /* Gümüşümsü parlayış */
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 0 30px rgba(255, 255, 255, 0.4);
}

.btn.primary.blue {
    background: linear-gradient(135deg, #3b82f6 0%, #1e40af 100%);
    color: white;
    box-shadow: 0 0 20px rgba(59, 130, 246, 0.4);
    border: 1px solid #60a5fa;
}

.btn.primary.blue:hover {
    background: linear-gradient(135deg, #60a5fa 0%, #2563eb 100%);
    box-shadow: 0 0 30px rgba(59, 130, 246, 0.6);
}

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    text-align: center;
}

.hero-bg {
    display: none;
    /* Global arka plana geçildi */
}

.hero-content h1 {
    font-size: 4rem;
    margin-bottom: 1rem;
    color: white;
    text-shadow: 0 4px 10px rgba(0, 0, 0, 0.5);
}

.hero-content p {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    color: #cbd5e1;
}

/* Contact Section Refactor */
.contact-wrapper {
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

.contact-forms-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.contact-info-box {
    padding: 2.5rem;
    background: rgba(30, 58, 138, 0.1);
    /* Lacivert hafif transparan fon */
}

.contact-details {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 3rem;
    align-items: center;
}

.contact-details p {
    font-size: 1.1rem;
    color: #cbd5e1;
}

.contact-details i {
    width: 20px;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    position: relative;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1.2rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    color: white;
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    background: rgba(255, 255, 255, 0.1);
    box-shadow: 0 0 15px rgba(249, 115, 22, 0.2);
}

.form-status {
    margin-top: 1rem;
    font-weight: 600;
    text-align: center;
}

.form-status.success {
    color: #22c55e;
}

.form-status.error {
    color: #ef4444;
}

/* Testimonials Slider */
.testimonials-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.testimonials-grid {
    display: flex;
    flex-wrap: nowrap;
    overflow-x: hidden;
    /* Sürüklemeyi tamamen engellemek için hidden yapıyoruz */
    gap: 2rem;
    padding: 2.5rem 0.5rem;
    scroll-snap-type: x mandatory;
    scroll-behavior: smooth;
    /* Butonla kayarken pürüzsüz olsun */
    flex: 1;
}

.slider-btn {
    width: 60px;
    height: 60px;
    background: var(--accent);
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    z-index: 10;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(249, 115, 22, 0.4);
    flex-shrink: 0;
}

.slider-btn:hover {
    transform: scale(1.1);
    background: #ea580c;
}

.testimonial-card {
    flex: 0 0 calc(33.333% - 1.5rem);
    /* Masaüstünde 3 tane görünür */
    min-width: 350px;
    padding: 2.5rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    transition: var(--transition);
    scroll-snap-align: start;
}

@media (max-width: 1200px) {
    .testimonial-card {
        flex: 0 0 calc(50% - 1rem);
    }
}

@media (max-width: 768px) {
    .testimonial-card {
        flex: 0 0 100%;
    }

    .slider-btn {
        width: 45px;
        height: 45px;
        font-size: 1rem;
    }
}

.testimonial-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.15);
}

/* Card Link Resets */
.media-card,
.service-card,
.cap-card,
.project-card {
    text-decoration: none;
    color: inherit;
    display: block;
    /* Tüm alanı tıklanabilir yapar */
    cursor: pointer;
}

.media-card:hover,
.service-card:hover,
.cap-card:hover,
.project-card:hover {
    transform: translateY(-10px);
    border-color: var(--accent);
    background: rgba(255, 255, 255, 0.1);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.3);
}

.media-card p,
.service-card h3,
.cap-card h4,
.project-card h4 {
    transition: var(--transition);
}

.media-card:hover p,
.service-card:hover h3,
.cap-card:hover h4,
.project-card:hover h4 {
    color: var(--accent);
}

.testimonials-grid.active {
    cursor: grabbing;
    scroll-snap-type: none;
    /* Sürükleme sırasında snap'i durdur ki takılmasın */
}

.testimonials-grid::-webkit-scrollbar {
    display: none;
    /* Chrome/Safari */
}

.stars {
    color: #facc15;
    font-size: 1.2rem;
    display: flex;
    gap: 5px;
}

.testimonial-text {
    font-style: italic;
    font-size: 1.1rem;
    color: #cbd5e1;
    line-height: 1.8;
}

.client-name {
    font-size: 1.2rem;
    color: white;
    font-weight: 700;
    margin-top: auto;
}

.client-company {
    color: var(--accent);
    font-size: 0.9rem;
    font-weight: 600;
}

@media (max-width: 992px) {
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

/* Cards */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.service-card {
    padding: 2rem;
    text-align: center;
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.15);
}

/* About Section Premium v2 Styles */
.about-premium-card-v2 {
    max-width: 1200px;
    margin: 4rem auto;
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 0;
    position: relative;
    border-radius: 24px;
    overflow: visible;
}

.about-image-side {
    position: relative;
    height: 600px;
    border-radius: 24px 0 0 24px;
    overflow: hidden;
    z-index: 1;
}

.about-main-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s ease;
}

.about-premium-card-v2:hover .about-main-img {
    transform: scale(1.05);
}

.experience-seal {
    position: absolute;
    bottom: -30px;
    right: -40px;
    width: 130px;
    height: 130px;
    background: var(--accent);
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    box-shadow: 0 15px 40px rgba(249, 115, 22, 0.4);
    z-index: 10;
    border: 8px solid #0f172a;
}

.seal-number {
    font-size: 2.8rem;
    font-weight: 900;
    color: white;
    line-height: 1;
}

.seal-label {
    font-size: 0.65rem;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.9);
    letter-spacing: 1px;
    text-align: center;
}

.about-content-side {
    background: rgba(15, 23, 42, 0.6) !important;
    backdrop-filter: blur(20px);
    padding: 4rem 3rem 4rem 5rem;
    border-radius: 0 24px 24px 0;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-left: none;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.premium-title {
    font-size: 2.5rem;
    color: white;
    margin-bottom: 2rem;
    border-left: 5px solid var(--accent);
    padding-left: 20px;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.about-description-v2 p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #cbd5e1;
    margin-bottom: 1.5rem;
    text-align: left;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

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

.stat-num {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--accent);
}

.stat-txt {
    font-size: 0.8rem;
    color: #94a3b8;
    text-transform: uppercase;
    letter-spacing: 1px;
}

@media (max-width: 992px) {
    .about-premium-card-v2 {
        grid-template-columns: 1fr;
        max-width: 600px;
    }

    .about-image-side {
        height: 400px;
        border-radius: 24px 24px 0 0;
    }

    .about-content-side {
        padding: 4rem 2rem;
        border-radius: 0 0 24px 24px;
        border-left: 1px solid rgba(255, 255, 255, 0.1);
        border-top: none;
    }

    .experience-seal {
        bottom: -20px;
        right: 20px;
    }
}

/* Capabilities Section */
.capabilities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.cap-card {
    padding: 2.5rem 1.5rem;
    text-align: center;
    transition: var(--transition);
    min-height: 320px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    position: relative;
    overflow: hidden;
    text-decoration: none;
    border: 1px solid var(--glass-border);
}

.cap-card:hover {
    transform: translateY(-10px);
    border-color: var(--accent);
}

.cap-card i,
.cap-card h4,
.cap-card p {
    position: relative;
    z-index: 2;
}

.cap-card i {
    font-size: 2.8rem;
    color: var(--accent);
    margin-bottom: 1.2rem;
    text-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
}

.cap-card h4 {
    margin-bottom: 0.8rem;
    color: white;
    font-size: 1.2rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.8);
}

.cap-card p {
    color: #e2e8f0;
    font-size: 0.95rem;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.8);
}

/* Capabilities Backgrounds */
.cap-card:nth-child(1) {
    background-image: linear-gradient(to top, rgba(15, 23, 42, 0.95), rgba(15, 23, 42, 0.4)), url('assets/projects/underwater_rov_robot_1769884103881.png');
}

.cap-card:nth-child(2) {
    background-image: linear-gradient(to top, rgba(15, 23, 42, 0.95), rgba(15, 23, 42, 0.4)), url('assets/projects/red_white_industrial_vessel_1769884209696.png');
}

.cap-card:nth-child(3) {
    background-image: linear-gradient(to top, rgba(15, 23, 42, 0.95), rgba(15, 23, 42, 0.4)), url('assets/projects/commercial_diving_helmet_1769884136140.png');
}

.cap-card:nth-child(4) {
    background-image: linear-gradient(to top, rgba(15, 23, 42, 0.95), rgba(15, 23, 42, 0.4)), url('assets/projects/hyperbaric_decompression_chamber_1769884151650.png');
}

.cap-card:nth-child(5) {
    background-image: linear-gradient(to top, rgba(15, 23, 42, 0.95), rgba(15, 23, 42, 0.4)), url('assets/projects/mixed_gas_diving_equipment_1769884168769.png');
}

.cap-card:nth-child(6) {
    background-image: linear-gradient(to top, rgba(15, 23, 42, 0.95), rgba(15, 23, 42, 0.4)), url('assets/gallery/uploaded_media_3_1769964362391.jpg');
}

.mt-5 {
    margin-top: 5rem;
}

.service-card i {
    font-size: 2.5rem;
    color: var(--accent);
    margin-bottom: 1.2rem;
    text-shadow: 0 0 15px rgba(0, 0, 0, 0.5);
}

.service-card h3 {
    font-size: 1.3rem;
    margin-bottom: 0.8rem;
    color: white;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.8);
}

.service-card p {
    color: #e2e8f0;
    font-size: 0.95rem;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.8);
}

/* Services Backgrounds handled by main.js */
.service-card {
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    min-height: 280px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: relative;
    overflow: hidden;
}

/* Media Section */
.media-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
}

/* Media Backgrounds handled by main.js */
.media-card {
    padding: 0;
    text-align: center;
    transition: var(--transition);
    height: 220px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background-size: cover;
    background-position: center;
    position: relative;
    overflow: hidden;
}

.media-card:hover {
    transform: scale(1.05);
}

.media-card {
    position: relative;
    overflow: hidden;
    height: 300px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-decoration: none;
    transition: var(--transition);
}

.media-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent);
}

.media-card i {
    position: relative;
    z-index: 2;
    text-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
    transition: var(--transition);
}

.media-card:hover i {
    transform: scale(1.1);
}

.media-card p {
    color: white;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.8);
    position: relative;
    z-index: 2;
}

.card-bg-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.card-bg-image,
.card-bg-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: opacity 1s ease-in-out;
}

.card-bg-image {
    opacity: 0;
}

.card-bg-image.active {
    opacity: 1;
}

/* Koyu katman */
.media-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(15, 23, 42, 0.5), rgba(15, 23, 42, 0.8));
    z-index: 1;
}

.mt-1 {
    margin-top: 1rem;
}

/* Projects Backgrounds */
.project-card {
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    border: 1px solid var(--glass-border);
    overflow: hidden;
    position: relative;
    transition: var(--transition);
}

.project-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent);
}

.project-card:nth-child(1) {
    background-image: linear-gradient(to top, rgba(15, 23, 42, 0.9), rgba(15, 23, 42, 0.2)), url('assets/projects/wwf_ghost_net_project_1769882463226.png');
}

.project-card:nth-child(2) {
    background-image: linear-gradient(to top, rgba(15, 23, 42, 0.9), rgba(15, 23, 42, 0.2)), url('assets/projects/wwf_kas_breath_project_1769882479922.png');
}

.project-card:nth-child(3) {
    background-image: linear-gradient(to top, rgba(15, 23, 42, 0.9), rgba(15, 23, 42, 0.2)), url('assets/projects/setur_marina_mooring_1769882494204.png');
}

.project-card:nth-child(4) {
    background-image: linear-gradient(to top, rgba(15, 23, 42, 0.9), rgba(15, 23, 42, 0.2)), url('assets/projects/registered_wreck_salvage_1769882510651.png');
}

.project-card:nth-child(5) {
    background-image: linear-gradient(to top, rgba(15, 23, 42, 0.9), rgba(15, 23, 42, 0.2)), url('assets/projects/tssf_diving_track_1769882529325.png');
}

.project-card:nth-child(6) {
    background-image: linear-gradient(to top, rgba(15, 23, 42, 0.9), rgba(15, 23, 42, 0.2)), url('assets/projects/kekova_ghost_net_works_1769882545938.png');
}

.project-card:nth-child(7) {
    background-image: linear-gradient(to top, rgba(15, 23, 42, 0.9), rgba(15, 23, 42, 0.2)), url('assets/projects/film_marine_coordination_1769882562733.png');
}

.project-card:nth-child(8) {
    background-image: linear-gradient(to top, rgba(15, 23, 42, 0.9), rgba(15, 23, 42, 0.2)), url('assets/projects/coastal_safety_buoy_1769882576811.png');
}

.project-card:nth-child(9) {
    background-image: linear-gradient(to top, rgba(15, 23, 42, 0.9), rgba(15, 23, 42, 0.2)), url('assets/projects/dam_underwater_maintenance_1769882592565.png');
}

/* Footer */
footer {
    padding: 3rem 0;
    text-align: center;
    background: #0a0f1d;
    border-top: 1px solid var(--glass-border);
}

footer p {
    color: #64748b;
    font-size: 0.9rem;
}

/* Projects */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.5rem;
}

.project-card {
    height: 280px;
    display: flex;
    align-items: flex-end;
    padding: 2.5rem;
    text-decoration: none;
}

.project-info h4 {
    color: white;
    font-size: 1.1rem;
    line-height: 1.4;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

/* Floating Contact Buttons */
.floating-contact {
    position: fixed;
    bottom: 40px;
    right: 40px;
    display: flex;
    flex-direction: column;
    gap: 15px;
    z-index: 1000;
}

.whatsapp-float,
.phone-float {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    color: #FFF;
    text-align: center;
    font-size: 30px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: var(--transition);
}

.whatsapp-float {
    background-color: #25d366;
}

.phone-float {
    background-color: #007bff;
    /* Mavi renk arama için */
}

.whatsapp-float:hover,
.phone-float:hover {
    transform: scale(1.1) translateY(-5px);
}

.whatsapp-float:hover {
    background-color: #128c7e;
}

.phone-float:hover {
    background-color: #0056b3;
}

/* Animations */
.fade-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}

.delay-1 {
    transition-delay: 0.2s;
}

.delay-2 {
    transition-delay: 0.4s;
}

/* Responsive */
@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 2.5rem;
    }

    .nav-menu {
        display: none;
    }
}

/* Social Media Styles */
.social-media {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.social-media h4 {
    font-size: 1.5rem;
    color: var(--accent);
    margin-bottom: 1.5rem;
    font-weight: 600;
}

.social-icons {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.social-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: white;
    font-size: 1.5rem;
    transition: var(--transition);
    text-decoration: none;
}

.social-icon:hover {
    background: var(--accent);
    color: white;
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(249, 115, 22, 0.3);
    border-color: var(--accent);
}

.social-icon i {
    transition: var(--transition);
}

.social-icon:hover i {
    transform: scale(1.1);
}

/* Floating Social Sidebar */
.social-sidebar {
    position: fixed;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    gap: 10px;
    z-index: 1000;
}

.sidebar-icon {
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    text-decoration: none;
    transition: var(--transition);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

/* Brand Colors */
.sidebar-icon.whatsapp {
    background: #25D366;
    border-color: #25D366;
    box-shadow: 0 0 15px rgba(37, 211, 102, 0.4);
}

.sidebar-icon.phone {
    background: #3b82f6;
    border-color: #3b82f6;
    box-shadow: 0 0 15px rgba(59, 130, 246, 0.4);
}

.sidebar-icon.instagram {
    background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
    border-color: transparent;
    box-shadow: 0 0 15px rgba(220, 39, 67, 0.4);
}

.sidebar-icon.facebook {
    background: #1877F2;
    border-color: #1877F2;
    box-shadow: 0 0 15px rgba(24, 119, 242, 0.4);
}

.sidebar-icon.linkedin {
    background: #0077B5;
    border-color: #0077B5;
    box-shadow: 0 0 15px rgba(0, 119, 181, 0.4);
}

.sidebar-icon.youtube {
    background: #FF0000;
    border-color: #FF0000;
    box-shadow: 0 0 15px rgba(255, 0, 0, 0.4);
}

.sidebar-icon:hover {
    transform: translateX(8px) scale(1.1);
    filter: brightness(1.2);
    z-index: 10;
}

@media (max-width: 768px) {
    .social-sidebar {
        display: none;
        /* Mobilde gizle veya alta taşıyabiliriz */
    }
}