:root {
    --primary: hsl(215, 60%, 20%);
    --primary-light: hsl(215, 60%, 30%);
    --secondary: hsl(35, 90%, 55%);
    --secondary-hover: hsl(35, 90%, 45%);
    --text-dark: hsl(220, 20%, 20%);
    --text-light: hsl(220, 10%, 40%);
    --bg-light: hsl(210, 20%, 98%);
    --white: #ffffff;
    --glass: rgba(255, 255, 255, 0.9);
    --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.15);
    --transition: all 0.3s ease;
}

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

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

body {
    font-family: 'Outfit', sans-serif;
    color: var(--text-dark);
    background-color: var(--bg-light);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    display: block;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* Loading Screen */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary) 0%, #1e5f8f 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loading-screen.hidden {
    opacity: 0;
    visibility: hidden;
}

.loader-content {
    text-align: center;
}

.loader-brand {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    margin-bottom: 2rem;
    animation: logoPulse 1.5s ease-in-out infinite;
}

.loader-logo {
    width: 100px;
    height: auto;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.3)) brightness(1.1) contrast(1.1);
}

.loader-brand-text {
    font-size: 2rem;
    font-weight: 700;
    color: var(--white);
    letter-spacing: 1px;
}

.loader-highlight {
    color: var(--secondary);
}

@keyframes logoPulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.05); opacity: 0.9; }
}

.loader-spinner {
    width: 50px;
    height: 50px;
    border: 3px solid rgba(255, 255, 255, 0.2);
    border-top: 3px solid var(--secondary);
    border-radius: 50%;
    margin: 0 auto 1rem;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.loader-text {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1rem;
    letter-spacing: 2px;
    text-transform: uppercase;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(30, 58, 95, 0.82); /* Daha şeffaf, modern cam efekti */
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    z-index: 1000;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    height: 90px;
    display: flex;
    align-items: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.logo:hover {
    transform: scale(1.08);
}

.logo-img {
    height: 75px;
    width: auto;
    object-fit: contain;
    filter: drop-shadow(0 0 8px rgba(255, 255, 255, 0.3))
            drop-shadow(0 2px 8px rgba(0, 0, 0, 0.4)) 
            brightness(1.25) 
            contrast(1.2)
            saturate(1.15);
    transition: all 0.3s ease;
}

.logo:hover .logo-img {
    filter: drop-shadow(0 0 12px rgba(255, 255, 255, 0.5))
            drop-shadow(0 4px 12px rgba(0, 0, 0, 0.5)) 
            brightness(1.35) 
            contrast(1.25)
            saturate(1.2);
}

.logo-text {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--white); /* Beyaz yazı */
    letter-spacing: -0.5px;
}

.highlight {
    color: var(--secondary);
    text-shadow: 0 0 10px rgba(245, 158, 11, 0.3);
}

.navbar-right {
    display: flex;
    align-items: center;
    gap: 15px;
}

.nav-links {
    display: flex;
    gap: 0.8rem;
    align-items: center;
}

.nav-links li {
    list-style: none;
}

.nav-links a {
    font-weight: 600;
    color: rgba(255, 255, 255, 0.85); /* Açık beyaz yazı */
    transition: all 0.3s ease;
    position: relative;
    padding: 0.6rem 1.2rem;
    border-radius: 50px;
    font-size: 0.95rem;
    letter-spacing: 0.3px;
}

.nav-links a:hover {
    color: var(--white);
    background: rgba(255, 255, 255, 0.1);
}

/* Aktif bölüm göstergesi */
.nav-links a.active {
    color: var(--white);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.2);
}

.nav-links a.active::after {
    content: '';
    position: absolute;
    bottom: 5px;
    left: 50%;
    transform: translateX(-50%);
    width: 15px;
    height: 3px;
    background: var(--secondary);
    border-radius: 10px;
    box-shadow: 0 0 12px var(--secondary); /* Parlama efekti */
}

/* Navbar Dropdown */
.nav-dropdown {
    position: relative;
}

.dropdown-toggle {
    display: flex;
    align-items: center;
    gap: 6px;
}

.dropdown-arrow {
    font-size: 0.7rem;
    transition: transform 0.3s ease;
}

.nav-dropdown:hover .dropdown-arrow {
    transform: rotate(180deg);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    background: rgba(30, 58, 95, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 12px;
    min-width: 220px;
    padding: 0.8rem 0;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.1);
    z-index: 1001;
}

.dropdown-menu::before {
    content: '';
    position: absolute;
    top: -8px;
    left: 50%;
    transform: translateX(-50%);
    border-left: 8px solid transparent;
    border-right: 8px solid transparent;
    border-bottom: 8px solid rgba(30, 58, 95, 0.95);
}

.nav-dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.dropdown-menu li {
    padding: 0;
}

.dropdown-menu a {
    display: block;
    padding: 0.8rem 1.5rem;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.85);
    border-radius: 0;
    transition: all 0.2s ease;
}

.dropdown-menu a:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
    padding-left: 1.8rem;
}

.dropdown-menu a.active {
    background: rgba(255, 255, 255, 0.08);
    color: var(--secondary);
    border-left: 3px solid var(--secondary);
    padding-left: calc(1.5rem - 3px);
}

.dropdown-menu a i {
    margin-right: 10px;
    opacity: 0.7;
}

.mobile-menu-btn {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--primary);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    transition: var(--transition);
    border: 2px solid transparent;
    cursor: pointer;
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 0.5px;
}

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

.btn-primary:hover {
    background: var(--secondary-hover);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(245, 158, 11, 0.4);
}

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

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

.btn-contact {
    background: var(--secondary);
    color: var(--white) !important;
    padding: 0.6rem 1.5rem;
    border-radius: 6px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-contact:hover {
    background: var(--primary);
    color: var(--white) !important;
    transform: translateY(-2px);
}

/* İletişim butonu aktif olduğunda da turuncu kalsın */
.btn-contact.active {
    background: var(--secondary) !important;
    color: var(--white) !important;
}

.btn-contact.active::after {
    display: none !important;
}

.btn-contact::before,
.btn-contact::after {
    display: none;
}

/* Language Switcher */
.lang-switcher {
    position: relative;
    margin-left: 1rem;
}

.lang-toggle {
    padding: 8px 14px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 25px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: all 0.3s ease;
    font-family: inherit;
}

.lang-toggle i {
    color: var(--white);
    font-size: 1rem;
    transition: transform 0.3s ease;
}

.current-lang {
    color: var(--white);
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.lang-toggle:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.03);
}

.lang-toggle:hover i {
    transform: rotate(20deg);
}

.lang-dropdown {
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    background: var(--white);
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
    padding: 0.5rem;
    min-width: 150px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    z-index: 1000;
}

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

.lang-option {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 0.75rem 1rem;
    background: transparent;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-family: inherit;
    font-size: 0.95rem;
    color: var(--text-dark);
    transition: all 0.2s ease;
}

.lang-option:hover {
    background: var(--bg-light);
}

.lang-option.active {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: var(--white);
}

.lang-flag {
    font-size: 1.2rem;
}

@media (max-width: 900px) {
    .lang-switcher {
        position: absolute;
        right: 70px;
        top: 50%;
        transform: translateY(-50%);
    }
    
    .lang-toggle {
        width: 38px;
        height: 38px;
    }
}

.btn-block {
    width: 100%;
    display: block;
}

/* Hero Section */
.hero {
    height: 100vh;
    min-height: 600px;
    background: var(--primary); /* Solid background, no fallback image */
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--white);
    padding-top: 80px; /* Navbar height */
    overflow: hidden;
}

/* Video Background */
.hero-video-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    overflow: hidden;
}

.hero-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

/* Abstract BG shapes - decorative */
.hero::before {
    content: '';
    position: absolute;
    top: -20%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--secondary) 0%, transparent 70%);
    opacity: 0.1;
    z-index: 0;
    pointer-events: none;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(-45deg, rgba(30, 58, 95, 0.75), rgba(35, 78, 148, 0.70), rgba(30, 95, 143, 0.75), rgba(30, 41, 59, 0.80), rgba(45, 90, 143, 0.70));
    background-size: 300% 300%;
    animation: heroGradient 8s ease infinite;
    z-index: 1;
}

@keyframes heroGradient {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
    padding: 0 2rem;
    animation: fadeInUp 1s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Hero Brand */
.hero-brand {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 18px;
    margin-bottom: 2rem;
    animation: fadeInUp 0.8s ease-out;
}

.hero-logo {
    height: 160px;
    width: auto;
    filter: drop-shadow(0 8px 25px rgba(0, 0, 0, 0.4)) 
            brightness(1.2) 
            contrast(1.15)
            saturate(1.1);
    position: relative;
    display: block;
}

.hero-brand {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 18px;
    margin-bottom: 2rem;
    animation: fadeInUp 0.8s ease-out;
}

.hero-logo-wrapper {
    position: relative;
    display: inline-block;
}

.hero-logo {
    height: 160px;
    width: auto;
    filter: drop-shadow(0 8px 25px rgba(0, 0, 0, 0.4)) 
            brightness(1.2) 
            contrast(1.15)
            saturate(1.1);
    animation: logoPulse 3s ease-in-out infinite;
}

@keyframes logoPulse {
    0%, 100% { 
        transform: scale(1);
    }
    50% { 
        transform: scale(1.05);
    }
}

.hero-brand-text {
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--white);
    letter-spacing: 2px;
    text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.hero-highlight {
    color: var(--secondary);
    text-shadow: 0 0 30px rgba(245, 158, 11, 0.5);
}

.hero h1 {
    font-size: 1.4rem;
    line-height: 1.4;
    margin-bottom: 0.8rem;
    font-weight: 500;
    text-shadow: 0 2px 15px rgba(0, 0, 0, 0.3);
    letter-spacing: 0.5px;
    opacity: 0.9;
}

.hero-slogan {
    font-size: 3.5rem;
    line-height: 1.15;
    margin-bottom: 1.8rem;
    font-weight: 700;
    text-shadow: 0 4px 30px rgba(0, 0, 0, 0.4);
    letter-spacing: -0.5px;
}

.hero p {
    font-size: 1.25rem;
    margin-bottom: 2.8rem;
    opacity: 0.95;
    max-width: 650px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.7;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.hero-btns {
    display: flex;
    gap: 1.2rem;
    justify-content: center;
    flex-wrap: wrap;
}

.scroll-down {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    color: var(--white);
    font-size: 1.8rem;
    animation: bounce 2s infinite;
    z-index: 2;
    cursor: pointer;
    opacity: 0.8;
    transition: opacity 0.3s ease;
}

.scroll-down:hover {
    opacity: 1;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {transform: translate(-50%, 0);}
    40% {transform: translate(-50%, -12px);}
    60% {transform: translate(-50%, -6px);}
}

/* Hero Responsive */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.4rem;
    }
    
    .hero p {
        font-size: 1.05rem;
    }
    
    .hero-brand-text {
        font-size: 1.6rem;
    }
    
    .hero-logo {
        height: 55px;
    }
    
    .hero-btns {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }
    
    .hero-btns .btn {
        width: 100%;
        max-width: 250px;
    }
}

.gradient-text {
    color: var(--secondary);
    background: linear-gradient(to right, var(--secondary), #fcd34d);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Section Common */
.section {
    padding: 6rem 0;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 1rem;
}

.header-line {
    width: 80px;
    height: 4px;
    background: var(--secondary);
    margin: 0 auto;
    border-radius: 2px;
}

.section-desc {
    margin-top: 1rem;
    color: var(--text-light);
}

/* Corporate Section */
.corporate-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.corporate-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: var(--shadow-sm);
    text-align: center;
    transition: var(--transition);
    border-bottom: 3px solid transparent;
}

.corporate-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-color: var(--secondary);
}

.icon-box {
    width: 70px;
    height: 70px;
    background: rgba(35, 78, 243, 0.05);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: var(--primary);
    font-size: 1.8rem;
    transition: var(--transition);
}

.corporate-card:hover .icon-box {
    background: var(--secondary);
    color: var(--white);
}

.corporate-card h3 {
    margin-bottom: 1rem;
    color: var(--primary);
}

/* Values Section */
.values-section {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    position: relative;
    overflow: hidden;
}

.values-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--secondary) 0%, transparent 70%);
    opacity: 0.05;
    pointer-events: none;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.value-card {
    background: var(--white);
    padding: 2.5rem 2rem;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.8);
}

.value-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

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

.value-card:hover {
    transform: translateY(-12px);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
}

.value-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
    color: var(--white);
    box-shadow: 0 10px 30px rgba(30, 58, 95, 0.3);
    transition: all 0.4s ease;
}

.value-card:hover .value-icon {
    background: linear-gradient(135deg, var(--secondary) 0%, var(--secondary-hover) 100%);
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 15px 40px rgba(245, 158, 11, 0.4);
}

.value-card h3 {
    font-size: 1.3rem;
    color: var(--primary);
    margin-bottom: 1rem;
    font-weight: 600;
}

.value-card p {
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.7;
}

@media (max-width: 1024px) {
    .values-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .values-grid {
        grid-template-columns: 1fr;
    }
    
    .value-card {
        padding: 2rem 1.5rem;
    }
}

/* Stats Section - Minimal */
.stats-section {
    background: var(--white);
    padding: 3rem 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    max-width: 800px;
    margin: 0 auto;
}

.stat-card {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 12px;
    padding: 1.5rem 1rem;
    text-align: center;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
    transition: transform 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-5px);
}

.stat-icon {
    width: 45px;
    height: 45px;
    background: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 0.8rem;
    font-size: 1.2rem;
    color: var(--white);
}

.stat-number {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 0.2rem;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-light);
    font-weight: 500;
}

@media (max-width: 600px) {
    .stats-grid {
        grid-template-columns: 1fr;
        max-width: 250px;
    }
}

/* Services Section */
.services {
    background: #f8fafc;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 1.5rem;
}

@media (max-width: 1200px) {
    .services-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .services-grid {
        grid-template-columns: 1fr;
    }
}

.service-card {
    background: var(--white);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    position: relative;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.service-img {
    height: 200px;
    background-color: var(--primary-light);
    position: relative;
    background-size: cover;
    background-position: center;
}

/* Service Images */
.s-kat { background-image: url('../assets/img/hizmetlerimiz/kalıp.png'); } /* Kalıp */
.s-demir { background-image: url('../assets/img/hizmetlerimiz/demir.png'); } /* Demir Donatı */
.s-beton { background-image: url('../assets/img/hizmetlerimiz/betonarme.png'); } /* Betonarme */
.s-tadilat { background-image: url('../assets/img/hizmetlerimiz/tadilat.png'); } /* Tadilat & Onarım */
.s-celik { background-image: url('../assets/img/hizmetlerimiz/çelik.png'); } /* Fabrika Çelik İmalat */

.service-content {
    padding: 2rem;
    position: relative;
}

.service-icon {
    position: absolute;
    top: -30px;
    right: 20px;
    width: 60px;
    height: 60px;
    background: var(--secondary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.5rem;
    box-shadow: var(--shadow-md);
}

.service-card h3 {
    margin-bottom: 0.5rem;
    color: var(--primary);
}

/* Projects Section */
.filter-container {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 3rem;
}

.filter-btn {
    padding: 0.5rem 1.5rem;
    border: 1px solid var(--primary-light);
    background: transparent;
    color: var(--text-light);
    border-radius: 30px;
    cursor: pointer;
    transition: var(--transition);
    font-weight: 500;
}

.filter-btn.active, .filter-btn:hover {
    background: var(--primary);
    color: var(--white);
    border-color: var(--primary);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.project-card {
    position: relative;
    border-radius: 15px;
    overflow: hidden;
    background: var(--white);
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.project-image-wrapper {
    position: relative;
    height: 220px;
    overflow: hidden;
}

.project-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    transform: translateZ(0);
    will-change: transform;
}

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

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 23, 42, 0);
    transition: var(--transition);
}

.project-card:hover .project-overlay {
    background: rgba(15, 23, 42, 0.2);
}

.project-card-body {
    padding: 1.2rem;
}

.project-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 0.4rem;
    line-height: 1.3;
}

.project-location {
    font-size: 0.85rem;
    color: var(--text-light);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.project-location i {
    color: var(--secondary);
    font-size: 0.8rem;
}

.project-actions {
    display: flex;
    gap: 0.8rem;
}

.action-btn {
    flex: 1;
    padding: 0.6rem 0.8rem;
    border: none;
    border-radius: 8px;
    font-size: 0.8rem;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    transition: var(--transition);
    font-family: inherit;
}

.btn-enlarge {
    background: var(--bg-light);
    color: var(--primary);
    border: 1px solid #e2e8f0;
}

.btn-enlarge:hover {
    background: var(--primary);
    color: var(--white);
    border-color: var(--primary);
}

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

.btn-details:hover {
    background: var(--secondary-hover);
    transform: translateX(3px);
}

/* Project Cards Mobile Responsive */
@media (max-width: 768px) {
    .projects-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
        gap: 1.5rem;
    }
    
    .project-image-wrapper {
        height: 180px;
    }
    
    .project-card-body {
        padding: 1rem;
    }
    
    .project-title {
        font-size: 1rem;
    }
    
    .project-location {
        font-size: 0.8rem;
        margin-bottom: 0.8rem;
    }
    
    .project-actions {
        gap: 0.6rem;
    }
    
    .action-btn {
        padding: 0.5rem 0.6rem;
        font-size: 0.75rem;
    }
}

@media (max-width: 480px) {
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .project-image-wrapper {
        height: 200px;
    }
    
    .project-actions {
        flex-direction: row;
    }
    
    .action-btn {
        flex: 1;
    }
}

/* FAQ Section */
.faq-section {
    background: var(--white);
    position: relative;
    overflow: hidden;
}

.faq-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(30, 58, 95, 0.03) 0%, transparent 50%);
    animation: faqPulse 15s ease-in-out infinite;
}

@keyframes faqPulse {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(10%, 10%) scale(1.1); }
}

.faq-section .section-header h2 {
    color: var(--primary);
}

.faq-section .section-header .header-line {
    background: var(--secondary);
}

.faq-section .section-desc {
    color: var(--text-light);
}

.faq-container {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.faq-item {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 16px;
    margin-bottom: 1.2rem;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
    overflow: hidden;
    border: none;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
}

.faq-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 5px;
    height: 100%;
    background: linear-gradient(180deg, var(--primary), var(--secondary));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.faq-item:hover::before,
.faq-item.active::before {
    opacity: 1;
}

.faq-item:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.25);
}

.faq-item.active {
    transform: translateY(-5px);
    box-shadow: 0 20px 50px rgba(245, 158, 11, 0.3);
}

.faq-question {
    width: 100%;
    padding: 1.8rem 2rem 1.8rem 1.5rem;
    background: transparent;
    border: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    font-family: inherit;
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--primary);
    text-align: left;
    transition: all 0.3s ease;
    gap: 1rem;
}

.faq-question span {
    flex: 1;
}

.faq-question:hover {
    background: linear-gradient(90deg, rgba(245, 158, 11, 0.08) 0%, transparent 100%);
}

.faq-question i {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    color: var(--white);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    flex-shrink: 0;
}

.faq-item:hover .faq-question i {
    background: linear-gradient(135deg, var(--secondary), var(--secondary-hover));
    transform: scale(1.1);
}

.faq-item.active .faq-question i {
    background: linear-gradient(135deg, var(--secondary), var(--secondary-hover));
    transform: rotate(180deg);
    box-shadow: 0 5px 20px rgba(245, 158, 11, 0.4);
}

.faq-item.active .faq-question {
    background: linear-gradient(90deg, rgba(245, 158, 11, 0.1) 0%, rgba(245, 158, 11, 0.03) 100%);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    background: linear-gradient(180deg, rgba(245, 158, 11, 0.03) 0%, transparent 100%);
}

.faq-item.active .faq-answer {
    max-height: 400px;
}

.faq-answer p {
    padding: 0 2rem 2rem 1.5rem;
    color: var(--text-light);
    line-height: 1.9;
    font-size: 1.05rem;
    border-left: 3px solid var(--secondary);
    margin-left: 1.5rem;
    padding-left: 1.5rem;
}

.faq-item.active .faq-answer p {
    padding-top: 0.5rem;
    animation: fadeInUp 0.4s ease forwards;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 768px) {
    .faq-question {
        padding: 1.4rem 1.2rem;
        font-size: 1rem;
    }
    
    .faq-question i {
        width: 35px;
        height: 35px;
        font-size: 0.8rem;
    }
    
    .faq-answer p {
        padding: 0 1.2rem 1.5rem 1rem;
        margin-left: 1rem;
        padding-left: 1rem;
        font-size: 0.95rem;
    }
}

/* Contact Section */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 4rem;
    background: var(--white);
    padding: 4rem;
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
}

.contact-info h2 {
    color: var(--primary);
    margin-bottom: 1rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-top: 2rem;
}

.contact-item .icon {
    width: 40px;
    height: 40px;
    background: rgba(35, 78, 243, 0.1);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    font-size: 1.2rem;
}

.contact-form-box form {
    display: grid;
    gap: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    font-family: inherit;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(35, 78, 243, 0.1);
}

/* Footer */
footer {
    background: linear-gradient(-45deg, #1e3a5f, #234e94, #1e5f8f, #1e293b, #2d5a8f);
    background-size: 300% 300%;
    animation: footerGradient 6s ease infinite;
    color: var(--white);
    padding: 4rem 0 0;
    position: relative;
    overflow: hidden;
}

footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="20" cy="20" r="2" fill="rgba(255,255,255,0.03)"/><circle cx="80" cy="80" r="3" fill="rgba(255,255,255,0.02)"/><circle cx="40" cy="60" r="1.5" fill="rgba(255,255,255,0.03)"/></svg>');
    background-size: 100px 100px;
    pointer-events: none;
}

@keyframes footerGradient {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 3rem;
    position: relative;
    z-index: 1;
}

.footer-col {
    padding: 1rem 0;
}

.footer-col h4 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--white);
    position: relative;
    padding-bottom: 0.8rem;
}

.footer-col h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 3px;
    background: var(--secondary);
    border-radius: 2px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.footer-logo-img {
    height: 60px;
    width: auto;
    filter: drop-shadow(0 2px 6px rgba(0, 0, 0, 0.3)) brightness(1.1) contrast(1.1);
}

.footer-highlight {
    color: var(--secondary);
}

.footer-desc {
    font-size: 0.95rem;
    opacity: 0.85;
    line-height: 1.7;
    margin: 0;
}

/* Footer Links */
.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: 0.8rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.95rem;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.footer-links a i {
    font-size: 0.7rem;
    color: var(--secondary);
    transition: transform 0.3s ease;
}

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

.footer-links a:hover i {
    transform: translateX(3px);
}

/* Footer Contact */
.footer-contact {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 1rem;
}

.footer-contact li i {
    color: var(--secondary);
    font-size: 1rem;
    margin-top: 3px;
    width: 20px;
    text-align: center;
}

.footer-contact li span,
.footer-contact li a {
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.95rem;
    transition: color 0.3s ease;
}

.footer-contact li a:hover {
    color: var(--secondary);
}

/* Footer Hours */
.footer-hours {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-hours li {
    display: flex;
    justify-content: space-between;
    padding: 0.8rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.9rem;
}

.footer-hours li:last-child {
    border-bottom: none;
}

.footer-hours li span:first-child {
    color: rgba(255, 255, 255, 0.7);
}

.footer-hours li .hours-time {
    color: var(--secondary);
    font-weight: 600;
}

/* Footer Social */
.footer-social {
    display: flex;
    gap: 12px;
    margin-top: 1.5rem;
}

.footer-social a {
    width: 42px;
    height: 42px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.1rem;
    transition: all 0.3s ease;
}

.footer-social a:hover {
    background: var(--secondary);
    transform: translateY(-3px);
    box-shadow: 0 5px 20px rgba(245, 158, 11, 0.4);
}

/* Footer Bottom */
.footer-bottom {
    margin-top: 3rem;
    padding: 1.5rem 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    position: relative;
    z-index: 1;
}

.footer-bottom p {
    margin: 0;
    font-size: 0.9rem;
    opacity: 0.7;
}

/* Footer Responsive */
@media (max-width: 992px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 2.5rem;
    }
}

@media (max-width: 600px) {
    footer {
        padding: 3rem 0 0;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .footer-col h4::after {
        left: 50%;
        transform: translateX(-50%);
    }
    
    .footer-logo {
        justify-content: center;
    }
    
    .footer-links a {
        justify-content: center;
    }
    
    .footer-contact li {
        justify-content: center;
    }
    
    .footer-hours li {
        justify-content: center;
        gap: 1rem;
    }
    
    .footer-social {
        justify-content: center;
    }
}


/* WhatsApp */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: #25d366;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
    z-index: 9999;
    transition: var(--transition);
}

.whatsapp-float:hover {
    transform: scale(1.1);
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    z-index: 2000;
    justify-content: center;
    align-items: center;
    overflow: hidden;
    padding: 0;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: transparent;
    width: 100%;
    max-width: 95vw;
    border-radius: 0;
    position: relative;
    padding: 0;
    overflow: hidden;
    animation: slideUp 0.3s ease;
    max-height: 95vh;
    display: flex;
    flex-direction: column;
    box-shadow: none;
}

.close-modal {
    position: fixed;
    top: 20px;
    right: 30px;
    font-size: 2.5rem;
    cursor: pointer;
    z-index: 2100;
    color: white;
    background: rgba(0, 0, 0, 0.5);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    line-height: 1;
}

.close-modal:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.1);
}

.modal-body {
    overflow: hidden;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

@keyframes slideUp {
    from { transform: translateY(50px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.modal-gallery {
    display: flex;
    gap: 1rem;
    overflow-x: auto;
    padding-bottom: 1rem;
    scroll-snap-type: x mandatory;
    margin-top: 1rem;
}

.modal-gallery img {
    scroll-snap-align: start;
    flex: 0 0 auto;
    width: 250px;
    height: 180px;
    object-fit: cover;
    border-radius: 10px;
    transition: transform 0.3s ease;
    cursor: pointer;
}

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

/* Scrollbar styling for gallery */
.modal-gallery::-webkit-scrollbar {
    height: 8px;
}
.modal-gallery::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 4px;
}
.modal-gallery::-webkit-scrollbar-thumb {
    background: var(--primary-light);
    border-radius: 4px;
}

/* Responsive */
@media (max-width: 768px) {
    .hero h1 { font-size: 2.5rem; }
    .nav-links {
        display: none; /* Mobile menu implementation usually requires JS toggle */
        position: absolute;
        top: 80px;
        left: 0;
        width: 100%;
        background: var(--white);
        flex-direction: column;
        padding: 2rem;
        box-shadow: var(--shadow-lg);
    }
    .nav-links.active { display: flex; }
    .mobile-menu-btn { display: block; }

    .contact-wrapper { grid-template-columns: 1fr; padding: 2rem; }
}

/* === DETAIL PAGE STYLES === */
.project-detail-page {
    background-color: #f8fafc;
    min-height: 80vh;
}

.detail-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 3rem;
    margin-bottom: 3rem;
    background: var(--white);
    padding: 2rem;
    border-radius: 20px;
    box-shadow: var(--shadow-sm);
}

.detail-left-img img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    transition: opacity 0.2s ease;
}

.detail-right-info {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.detail-title {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 1rem;
    line-height: 1.2;
}

.detail-meta {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-light);
    font-size: 0.95rem;
}

.meta-item i {
    color: var(--secondary);
}

.detail-scope {
    background: rgba(35, 78, 243, 0.05);
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    border-left: 4px solid var(--secondary);
    color: var(--text-dark);
}

.detail-desc {
    color: var(--text-dark);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.btn-back-proj {
    align-self: flex-start;
    display: flex;
    align-items: center;
    gap: 10px;
}

/* Gallery Slider Section */
.detail-gallery-section {
    background: var(--white);
    padding: 2rem;
    border-radius: 20px;
    box-shadow: var(--shadow-sm);
}

.detail-gallery-section h3 {
    margin-bottom: 1.5rem;
    color: var(--primary);
    border-bottom: 2px solid #eee;
    padding-bottom: 0.5rem;
    display: inline-block;
}

.gallery-slider-container {
    display: flex;
    align-items: center;
    gap: 1rem;
    position: relative;
}

.slider-track {
    display: flex;
    gap: 1rem;
    overflow-x: auto;
    scroll-behavior: smooth;
    padding: 1rem 0;
    width: 100%;
    scrollbar-width: none; /* Firefox */
}

.slider-track::-webkit-scrollbar {
    display: none; /* Chrome, Safari */
}

.slider-item {
    flex: 0 0 200px;
    height: 140px;
    cursor: pointer;
    border-radius: 10px;
    overflow: hidden;
    border: 3px solid transparent;
    transition: var(--transition);
}

.slider-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.slider-item:hover img {
    transform: scale(1.1);
}

.slider-item.active {
    border-color: var(--secondary);
    box-shadow: var(--shadow-md);
}

.slider-item {
    position: relative;
}

.video-play-icon {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 50px;
    height: 50px;
    background: rgba(0, 0, 0, 0.6);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
    pointer-events: none;
    transition: var(--transition);
}

.slider-item:hover .video-play-icon {
    background: var(--secondary);
    transform: translate(-50%, -50%) scale(1.1);
}

.slider-nav {
    background: var(--primary);
    color: var(--white);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    flex-shrink: 0;
}

.slider-nav:hover {
    background: var(--secondary);
}

/* Responsive Detail */
@media (max-width: 900px) {
    .detail-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}
/* Lightbox Navigation Styles */
.lightbox-content-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100%;
    width: 100%;
    position: relative;
    /* Removed gap since we use absolute positioning now */
}

.lightbox-img-container {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.lightbox-img {
    max-height: 90vh;
    max-width: 85vw; /* Leave some space for arrows */
    object-fit: contain;
    border-radius: 5px;
    box-shadow: 0 5px 30px rgba(0,0,0,0.5);
    user-select: none;
}

.lightbox-nav {
    background: rgba(0, 0, 0, 0.5); /* Darker background for visibility */
    border: 2px solid rgba(255, 255, 255, 0.2);
    color: white;
    font-size: 2rem;
    cursor: pointer;
    border-radius: 50%;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    position: absolute; /* Absolute positioning */
    top: 50%;
    transform: translateY(-50%);
    z-index: 2005; /* Above image */
}

.lightbox-nav.prev {
    left: 20px;
}

.lightbox-nav.next {
    right: 20px;
}

.lightbox-nav:hover {
    background: rgba(255, 255, 255, 0.9);
    color: var(--primary);
    transform: translateY(-50%) scale(1.1); /* Keep centered vertically on hover */
    border-color: white;
}

.lightbox-counter {
    position: absolute;
    bottom: 20px; /* Inside the screen */
    left: 50%;
    transform: translateX(-50%);
    color: white;
    font-size: 1.1rem;
    background: rgba(0,0,0,0.6);
    padding: 8px 20px;
    border-radius: 30px;
    z-index: 2005;
    pointer-events: none;
}

/* Mobile responsive adjustments */
@media (max-width: 768px) {
    .lightbox-nav {
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
    }
    
    .lightbox-nav.prev {
        left: 10px;
    }
    
    .lightbox-nav.next {
        right: 10px;
    }
    
    .lightbox-img {
        max-width: 95vw; /* Allow wider on mobile */
    }
}

/* Lightbox Close Button Style */
.lightbox-close-btn {
    position: fixed; /* Fixed to the screen */
    top: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: rgba(0, 0, 0, 0.5);
    border: 2px solid rgba(255, 255, 255, 0.2);
    color: white; /* Force white color here */
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 2010; /* Above everything */
    padding-bottom: 5px; /* Visual center adjustment for times char */
    line-height: 1;
}

.lightbox-close-btn:hover {
    background: rgba(255, 255, 255, 0.9);
    color: var(--primary);
    transform: rotate(90deg);
    border-color: white;
}

/* Mobile Responsive - Navbar & Dropdown */
@media (max-width: 900px) {
    .navbar .container {
        display: flex;
        justify-content: space-between;
        align-items: center;
    }
    
    .navbar-right {
        display: flex;
        align-items: center;
        gap: 10px;
    }
    
    .lang-switcher {
        position: relative;
        right: auto;
        top: auto;
        transform: none;
    }
    
    .lang-toggle {
        width: 36px;
        height: 36px;
        font-size: 0.85rem;
    }
    
    .lang-code {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 40px;
        height: 40px;
        background: rgba(255, 255, 255, 0.1);
        border-radius: 10px;
        color: var(--white);
        font-size: 1.2rem;
        transition: all 0.3s ease;
    }
    
    .mobile-menu-btn:hover {
        background: rgba(255, 255, 255, 0.2);
    }

    .nav-links {
        position: fixed;
        top: 90px;
        left: 0;
        width: 100%;
        background: rgba(30, 58, 95, 0.98);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 1.5rem 0;
        gap: 0;
        transform: translateX(-100%);
        transition: transform 0.4s ease;
        max-height: calc(100vh - 90px);
        overflow-y: auto;
        z-index: 999;
    }

    .nav-links.active {
        transform: translateX(0);
    }

    .nav-links li {
        width: 100%;
        border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }

    .nav-links > li > a {
        display: block;
        padding: 1rem 2rem;
        border-radius: 0;
    }

    .nav-links a:hover {
        background: rgba(255, 255, 255, 0.05);
    }

    /* Mobile Dropdown */
    .nav-dropdown {
        width: 100%;
    }

    .dropdown-toggle {
        width: 100%;
        justify-content: space-between;
        padding-right: 2rem !important;
    }

    .dropdown-menu {
        position: static !important;
        transform: none !important;
        opacity: 1 !important;
        visibility: visible !important;
        background: rgba(0, 0, 0, 0.2);
        border-radius: 0;
        min-width: 100%;
        padding: 0;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease, padding 0.3s ease;
        box-shadow: none;
        border: none;
        display: block;
    }

    .dropdown-menu::before {
        display: none;
    }

    .nav-dropdown.open .dropdown-menu {
        max-height: 300px;
        padding: 0.5rem 0;
    }

    .nav-dropdown.open .dropdown-arrow {
        transform: rotate(180deg);
    }

    .dropdown-menu a {
        padding: 0.8rem 3rem;
        font-size: 0.9rem;
        color: rgba(255, 255, 255, 0.9);
        display: block;
    }

    .dropdown-menu a:hover {
        padding-left: 3.3rem;
        background: rgba(255, 255, 255, 0.1);
    }

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

    .btn-contact {
        margin: 1rem 2rem;
        width: calc(100% - 4rem);
        text-align: center;
    }
}

/* ===== PREMIUM VISUAL EFFECTS ===== */

/* Scroll Animations */
.fade-in {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

.fade-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.fade-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

.scale-in {
    opacity: 0;
    transform: scale(0.8);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.scale-in.visible {
    opacity: 1;
    transform: scale(1);
}

/* Staggered Animation Delays */
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }

/* Wave Section Divider */
.wave-divider {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    overflow: hidden;
    line-height: 0;
}

.wave-divider svg {
    position: relative;
    display: block;
    width: calc(100% + 1.3px);
    height: 80px;
}

.wave-divider .shape-fill {
    fill: var(--bg-light);
}

.wave-divider-top {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    overflow: hidden;
    line-height: 0;
    transform: rotate(180deg);
}

.wave-divider-top svg {
    position: relative;
    display: block;
    width: calc(100% + 1.3px);
    height: 60px;
}

/* Glassmorphism Cards */
.glass-card {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

/* Enhanced Corporate Cards */
.corporate-card {
    background: linear-gradient(145deg, #ffffff 0%, #f8fafc 100%);
    position: relative;
    overflow: hidden;
}

.corporate-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
    transition: left 0.5s ease;
}

.corporate-card:hover::before {
    left: 100%;
}

/* Enhanced Service Cards */
.service-card {
    position: relative;
    overflow: hidden;
}

.service-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, transparent 40%, rgba(245, 158, 11, 0.1) 100%);
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

.service-card:hover::after {
    opacity: 1;
}

.service-card:hover {
    transform: translateY(-15px) scale(1.02);
}

/* Enhanced Value Cards */
.value-card {
    position: relative;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.value-card:hover {
    transform: translateY(-12px);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
}

.value-card:hover .value-icon {
    transform: scale(1.1) rotate(5deg);
}

.value-icon {
    transition: all 0.4s ease;
}

/* Enhanced Stat Cards */
.stat-card {
    position: relative;
    overflow: hidden;
    transition: all 0.4s ease;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(245, 158, 11, 0.1) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.stat-card:hover::before {
    opacity: 1;
}

.stat-card:hover {
    transform: translateY(-8px);
}

.stat-card:hover .stat-icon {
    transform: scale(1.15);
    color: var(--secondary);
}

.stat-icon {
    transition: all 0.4s ease;
}

/* Floating Particles in Hero */
.hero-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 1;
    pointer-events: none;
}

.particle {
    position: absolute;
    width: 10px;
    height: 10px;
    background: rgba(245, 158, 11, 0.3);
    border-radius: 50%;
    animation: float 15s infinite ease-in-out;
}

.particle:nth-child(1) { left: 10%; top: 20%; animation-delay: 0s; width: 8px; height: 8px; }
.particle:nth-child(2) { left: 20%; top: 80%; animation-delay: 2s; width: 12px; height: 12px; }
.particle:nth-child(3) { left: 30%; top: 40%; animation-delay: 4s; width: 6px; height: 6px; }
.particle:nth-child(4) { left: 50%; top: 60%; animation-delay: 1s; width: 14px; height: 14px; }
.particle:nth-child(5) { left: 70%; top: 30%; animation-delay: 3s; width: 10px; height: 10px; }
.particle:nth-child(6) { left: 80%; top: 70%; animation-delay: 5s; width: 8px; height: 8px; }
.particle:nth-child(7) { left: 90%; top: 50%; animation-delay: 2.5s; width: 12px; height: 12px; }
.particle:nth-child(8) { left: 15%; top: 60%; animation-delay: 1.5s; width: 6px; height: 6px; }

@keyframes float {
    0%, 100% {
        transform: translateY(0) translateX(0) rotate(0deg);
        opacity: 0.3;
    }
    25% {
        transform: translateY(-30px) translateX(15px) rotate(90deg);
        opacity: 0.6;
    }
    50% {
        transform: translateY(-15px) translateX(-10px) rotate(180deg);
        opacity: 0.4;
    }
    75% {
        transform: translateY(-40px) translateX(20px) rotate(270deg);
        opacity: 0.5;
    }
}

/* Enhanced Button Hover */
.btn-primary {
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.5s ease;
    z-index: -1;
}

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

/* FAQ Enhanced Animation */
.faq-item {
    transition: all 0.3s ease;
}

.faq-item:hover {
    transform: translateX(5px);
}

/* Project Card Enhanced */
.project-card {
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.project-card:hover {
    transform: translateY(-15px);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.2);
}

/* Smooth Section Transitions */
.section {
    position: relative;
}

/* Counter Animation Style */
.stat-number {
    display: inline-block;
}

.stat-number.counting {
    animation: countPulse 0.3s ease;
}

@keyframes countPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

/* ===== TANITIM VIDEO SECTION ===== */
.tanitim-section {
    position: relative;
    background: linear-gradient(135deg, #0a1628 0%, #142a4f 40%, #1a3a6a 70%, #0e2240 100%);
    padding: 6rem 0;
    overflow: hidden;
    min-height: 600px;
}

.tanitim-bg-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(ellipse 80% 60% at 20% 50%, rgba(245, 158, 11, 0.08) 0%, transparent 60%),
        radial-gradient(ellipse 70% 50% at 80% 30%, rgba(30, 95, 143, 0.15) 0%, transparent 60%);
    pointer-events: none;
    z-index: 0;
}

/* Tanıtım Floating Particles */
.tanitim-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 0;
    pointer-events: none;
}

.tanitim-particle {
    position: absolute;
    border-radius: 50%;
    background: rgba(245, 158, 11, 0.2);
    animation: tanitimFloat 20s infinite ease-in-out;
}

.tanitim-particle:nth-child(1) { width: 6px; height: 6px; left: 8%; top: 15%; animation-delay: 0s; }
.tanitim-particle:nth-child(2) { width: 10px; height: 10px; left: 25%; top: 75%; animation-delay: 3s; background: rgba(30, 95, 143, 0.25); }
.tanitim-particle:nth-child(3) { width: 4px; height: 4px; left: 55%; top: 20%; animation-delay: 6s; }
.tanitim-particle:nth-child(4) { width: 8px; height: 8px; left: 75%; top: 65%; animation-delay: 2s; background: rgba(245, 158, 11, 0.15); }
.tanitim-particle:nth-child(5) { width: 5px; height: 5px; left: 90%; top: 35%; animation-delay: 4s; background: rgba(255, 255, 255, 0.1); }
.tanitim-particle:nth-child(6) { width: 7px; height: 7px; left: 40%; top: 85%; animation-delay: 1s; }

@keyframes tanitimFloat {
    0%, 100% { transform: translateY(0) translateX(0); opacity: 0.3; }
    25% { transform: translateY(-40px) translateX(20px); opacity: 0.7; }
    50% { transform: translateY(-20px) translateX(-15px); opacity: 0.4; }
    75% { transform: translateY(-50px) translateX(25px); opacity: 0.6; }
}

.tanitim-section .section-header h2 {
    color: #ffffff;
    text-shadow: 0 2px 20px rgba(245, 158, 11, 0.3);
}

.tanitim-section .section-header .header-line {
    background: linear-gradient(90deg, transparent, var(--secondary), transparent);
}

.tanitim-section .section-desc {
    color: rgba(255, 255, 255, 0.7);
}

.tanitim-container {
    position: relative;
    z-index: 1;
}

/* Video Wrapper */
.tanitim-video-wrapper {
    position: relative;
    max-width: 960px;
    margin: 0 auto;
    padding-top: 1rem;
}

/* Glow Effect Behind Video */
.tanitim-video-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 110%;
    height: 110%;
    background: radial-gradient(ellipse at center, rgba(245, 158, 11, 0.15) 0%, rgba(30, 95, 143, 0.1) 40%, transparent 70%);
    filter: blur(40px);
    z-index: 0;
    pointer-events: none;
    animation: glowPulse 4s ease-in-out infinite alternate;
}

@keyframes glowPulse {
    0% { opacity: 0.6; transform: translate(-50%, -50%) scale(1); }
    100% { opacity: 1; transform: translate(-50%, -50%) scale(1.05); }
}

/* Video Frame */
.tanitim-video-frame {
    position: relative;
    z-index: 1;
    border-radius: 20px;
    overflow: hidden;
    border: 2px solid rgba(245, 158, 11, 0.25);
    box-shadow: 
        0 0 40px rgba(245, 158, 11, 0.1),
        0 0 80px rgba(30, 95, 143, 0.08),
        0 25px 60px rgba(0, 0, 0, 0.4),
        inset 0 0 0 1px rgba(255, 255, 255, 0.05);
    background: #000;
    transition: border-color 0.5s ease, box-shadow 0.5s ease;
}

.tanitim-video-frame:hover {
    border-color: rgba(245, 158, 11, 0.45);
    box-shadow: 
        0 0 60px rgba(245, 158, 11, 0.15),
        0 0 100px rgba(30, 95, 143, 0.12),
        0 30px 70px rgba(0, 0, 0, 0.5),
        inset 0 0 0 1px rgba(255, 255, 255, 0.1);
}

/* Video Element */
.tanitim-video {
    width: 100%;
    display: block;
    aspect-ratio: 16/9;
    object-fit: cover;
    background: #000;
}

/* Play Overlay */
.tanitim-play-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.45);
    cursor: pointer;
    transition: background 0.4s ease;
    z-index: 2;
}

.tanitim-play-overlay:hover {
    background: rgba(0, 0, 0, 0.3);
}

.tanitim-play-overlay.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

/* Play Button */
.tanitim-play-btn {
    position: relative;
    width: 90px;
    height: 90px;
    background: linear-gradient(135deg, var(--secondary) 0%, hsl(35, 90%, 45%) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 30px rgba(245, 158, 11, 0.4);
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.tanitim-play-overlay:hover .tanitim-play-btn {
    transform: scale(1.1);
    box-shadow: 0 12px 40px rgba(245, 158, 11, 0.6);
}

.tanitim-play-btn i {
    color: #fff;
    font-size: 2rem;
    margin-left: 5px; /* Optik hizalama */
    position: relative;
    z-index: 2;
}

/* Ripple Effect */
.tanitim-play-ripple {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(1);
    width: 100%;
    height: 100%;
    border-radius: 50%;
    border: 2px solid rgba(245, 158, 11, 0.5);
    animation: tanitimRipple 2s infinite ease-out;
}

.tanitim-play-ripple.delay {
    animation-delay: 0.7s;
}

@keyframes tanitimRipple {
    0% { transform: translate(-50%, -50%) scale(1); opacity: 0.6; }
    100% { transform: translate(-50%, -50%) scale(2.2); opacity: 0; }
}

.tanitim-play-text {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.1rem;
    font-weight: 500;
    margin-top: 1.2rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.4);
}

/* Video Playing State */
.tanitim-video-frame.playing {
    border-color: rgba(245, 158, 11, 0.5);
    box-shadow: 
        0 0 50px rgba(245, 158, 11, 0.2),
        0 0 100px rgba(30, 95, 143, 0.15),
        0 30px 70px rgba(0, 0, 0, 0.5),
        inset 0 0 0 1px rgba(255, 255, 255, 0.1);
}

/* Responsive */
@media (max-width: 768px) {
    .tanitim-section {
        padding: 4rem 0;
        min-height: auto;
    }

    .tanitim-video-wrapper {
        max-width: 100%;
    }

    .tanitim-video-frame {
        border-radius: 14px;
    }

    .tanitim-play-btn {
        width: 70px;
        height: 70px;
    }

    .tanitim-play-btn i {
        font-size: 1.5rem;
    }

    .tanitim-play-text {
        font-size: 0.95rem;
    }
}

@media (max-width: 480px) {
    .tanitim-section {
        padding: 3rem 0;
    }

    .tanitim-video-frame {
        border-radius: 10px;
        border-width: 1px;
    }

    .tanitim-play-btn {
        width: 60px;
        height: 60px;
    }

    .tanitim-play-btn i {
        font-size: 1.2rem;
        margin-left: 3px;
    }

    .tanitim-play-text {
        font-size: 0.85rem;
        margin-top: 0.8rem;
    }
}