/* =======================================
    RENK PALETİ VE TEMEL STİLLER
======================================= */
:root {
    --color-primary: #063970; /* Koyu Mavi */
    --color-secondary: #007bff;
    --color-accent: #ff8a42; /* Turuncu/Vurgu (Hover, Active) */
    --color-dark: #212529;
    --color-muted: #6c757d;
    --color-light-grey: #f8f9fa;
    --color-white: #ffffff;
    --transition-speed: 0.35s;
    --border-radius: 10px;
    --box-shadow-soft: 0 10px 30px rgba(0, 0, 0, 0.08);
    --box-shadow-navbar: 0 4px 15px rgba(0, 0, 0, 0.06);

    /* ALFA GLOBAL KURUMSAL RENKLER */
    --alfa-primary-blue: var(--color-primary);
    --alfa-dark-blue: #002d59;
    --alfa-text-dark: #000000;
    --alfa-text-light: #ffffff;
    --alfa-dark-bg: var(--color-dark);
    --alfa-accent-yellow: var(--color-accent); /* Turuncu */
    --alfa-red-bg: #d90f23; /* Vurgu Kırmızı */
    --color-soft-white: #f5f8ff; /* Navbar Arka Plan Rengi */
    --color-status-green: #28a745;
    --color-status-orange: #fd7e14;

    /* FOOTER İÇİN GEREKLİ DEĞİŞKENLER */
    --footer-bg: var(--color-white, #ffffff);             
    --footer-text-color: var(--alfa-text-dark, #212529);  
    --footer-accent-color: var(--alfa-accent-yellow, #ff8a42); 
    --footer-highlight: var(--alfa-primary-blue, #063970); 
    --footer-bottom-bg: #031a31;                         
    --transition: all 0.5s cubic-bezier(.165, .85, .45, 1);
}

/* Tarayıcı varsayılanlarını sıfırla */
* { margin: 0; padding: 0; outline: none; box-sizing: border-box; }
html { font-size: 15px; scroll-behavior: smooth; }
body {
    font-family: 'Poppins', 'Montserrat', sans-serif;
    overflow-x: hidden;
    color: var(--color-dark);
    line-height: 1.6;
    background-color: #ffffff; 
}
a { text-decoration: none; color: inherit; transition: color var(--transition-speed); }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; }

/* GENEL KAPSAYICI - KENAR BOŞLUKLARI DÜZENLENDİ */
.container, .navbar-container, .footer-container {
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 20px; 
}

/* =======================================
    TOP BAR (ÜST BİLGİ ÇUBUĞU)
======================================= */
.top-header-bar-custom {
    background-color: #063970;
    color: #b8cedb; 
    border-bottom: none; 
    font-size: 0.85rem;
    padding: 0px 0; 
    position: relative;
    z-index: 9999;
    display: block !important; 
}
.top-header-bar-custom .navbar-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.top-header-info { display: flex; gap: 30px; }
.top-header-info > div { display: flex; align-items: center; }
.top-header-info i { 
    margin-right: 8px; 
    color: var(--alfa-accent-yellow); 
}
.top-header-info a,
.top-header-info span {
    color: #b8cedb; 
    font-size: 0.75rem !important; 
}
.top-header-info a:hover { 
    color: var(--alfa-accent-yellow); 
}
.top-header-meta { display: flex; align-items: center; gap: 20px; }
.top-social-icons a { 
    margin-left: 10px; 
    font-size: 1rem; 
    transition: color 0.3s;
}
.top-social-icons a .fa-linkedin-in { color: #0A66C2; }
.top-social-icons a .fa-instagram { color: #C13584; }
.top-social-icons a .fa-whatsapp { color: #25D366; }
.top-social-icons a:hover i { 
    color: #b8cedb !important; 
}
.btn-topbar-action {
    background-color: #063970; 
    color: #b8cedb; 
    border: none;
    padding: 6px 15px;
    border-radius: 5px;
    font-weight: 500;
    transition: all 0.3s;
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    text-decoration: none;
}
.btn-topbar-action i { 
    margin-right: 5px; 
    font-size: 0.9rem; 
    color: #b8cedb; 
}
.btn-topbar-action:hover { 
    background-color: #5b7f9b; 
    color: var(--color-white); 
    border: none;
}
.btn-topbar-action:hover i {
    color: var(--color-white); 
}


/* =======================================
    MAIN NAVBAR (ANA MENÜ)
======================================= */
.main-header {
    background-color: var(--color-soft-white); 
    box-shadow: var(--box-shadow-navbar); 
    position: relative;
    z-index: 1000;
}
.main-header .navbar-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px; 
    gap: 15px;
}
.logo-link img { 
    height: 35px !important; 
    transition: height var(--transition-speed); 
}
.main-nav {
    display: flex;
    margin: 0; 
    flex-grow: 1; 
    justify-content: flex-end; 
}
.nav-list { display: flex; margin: 0; }
.nav-list > .nav-item { padding: 0 15px; position: relative; }
.nav-list a.nav-link {
    display: flex;
    align-items: center;
    color: var(--alfa-primary-blue); 
    font-weight: 500; 
    font-size: 0.9rem; 
    padding: 8px 0;
    transition: color var(--transition-speed); 
}
.nav-list a.nav-link i { 
    margin-right: 8px; 
    font-size: 0.9rem; 
    color: var(--alfa-accent-yellow); 
}
.nav-list a.nav-link:hover,
.nav-list a.nav-link.active { 
    color: var(--alfa-primary-blue);
    font-weight: 700; 
} 
.nav-list a.nav-link:hover i,
.nav-list a.nav-link.active i {
     color: var(--alfa-accent-yellow); 
}
/* =======================================
    DİL SEÇİM MENÜSÜ VE DROPDOWN'LAR
======================================= */
/* ... (Dil seçimi ve Dropdown/Mega Menü kuralları) ... */
.lang-selector {
    position: relative;
    cursor: pointer;
    display: flex;
    align-items: center;
    padding: 5px 10px;
    border-radius: 5px;
    transition: background-color 0.2s;
}
.lang-selector:hover { background-color: #949595; }
.lang-toggle { cursor: pointer; display: flex; align-items: center; gap: 8px; padding: 5px 0; }
.lang-toggle img.flag-icon-main { width: 20px; height: auto; }
.lang-toggle span { font-weight: 500; color: #b8cedb; }
.lang-toggle i.toggle-icon { color: #b8cedb; font-size: 0.7rem; }
.lang-selector .lang-dropdown {
    position: absolute; top: 100%; right: 0; z-index: 10000 !important;
    display: none; opacity: 0; visibility: hidden;
    transform: translateY(10px); transition: all var(--transition-speed) ease-in-out;
    list-style: none; padding: 10px 0; margin: 0; background-color: var(--color-white); 
    box-shadow: var(--box-shadow-soft); border-radius: var(--border-radius); min-width: 150px;
}
.lang-selector .lang-dropdown.active {
    display: block !important; opacity: 1 !important; visibility: visible !important;
    transform: translateY(0) !important;
}
.lang-dropdown li a {
    display: flex; align-items: center; padding: 8px 15px; color: var(--alfa-text-dark); 
    text-decoration: none; transition: background-color 0.2s;
}
.lang-dropdown li a:hover { background-color: var(--color-light-grey); }
.lang-dropdown img { width: 20px; height: 20px; margin-right: 8px; border-radius: 3px; }
.nav-item.dropdown { position: relative; }
.dropdown-menu {
    position: absolute; top: 100%; left: 50%; transform: translateX(-50%) translateY(10px);
    background-color: var(--color-white); box-shadow: var(--box-shadow-soft);
    border-radius: var(--border-radius); z-index: 99; min-width: 250px;
    padding: 10px 0; opacity: 0; visibility: hidden; transition: all var(--transition-speed) ease-in-out;
}
.nav-item.dropdown:hover .dropdown-menu {
    opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0);
}
.dropdown-menu a { display: block; padding: 8px 15px; font-weight: 500; color: var(--color-dark); transition: all 0.2s; }
.dropdown-menu a:hover, .dropdown-menu a.sub-active { background-color: var(--color-soft-white); color: var(--alfa-accent-yellow); padding-left: 20px; }
.header-wrapper { position: relative; z-index: 1000; }
.header-wrapper.scrolled .top-header-bar-custom { display: none; } 
.header-wrapper.scrolled .main-header {
    position: fixed; top: 0; left: 0; width: 100%;
    background-color: var(--color-white);
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    animation: slideDown 0.3s ease-out; z-index: 10000;
}
.header-wrapper.scrolled .logo-link img { height: 35px; }
@keyframes slideDown { 0% { transform: translateY(-100%); opacity: 0; } 100% { transform: translateY(0); opacity: 1; } }

/* =======================================
    SLIDER / ANA SAYFA
======================================= */
/* ... (Slider ve diğer içerik kuralları) ... */
.video-slider-section { position: relative; width: 100%; height: 75vh; margin-top: 120px; overflow: hidden; }
.video-slider-wrapper { position: absolute; width: 100%; height: 100%; }
.v-slide { position: absolute; top: 0; left: 0; width: 100%; height: 100%; opacity: 0; transition: opacity 1s ease-in-out; pointer-events: none; }
.v-slide.active { opacity: 1; pointer-events: auto; }
.v-slide-image { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background-size: cover; background-position: center center; background-repeat: no-repeat; z-index: -1; }
.v-slide-overlay { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.4); z-index: 1; }
.v-slide-content { position: absolute; top:0; left:0; width:100%; height:100%; display:flex; align-items:center; justify-content:flex-start; z-index:2; }
.v-slide-inner { max-width:1300px; margin:0 auto; padding:0 20px; color: var(--color-white); }
.v-slide-subheading { font-size:1.2rem; font-weight:500; color:var(--alfa-accent-yellow); margin-bottom:10px; text-transform:uppercase; }
.v-slide-heading { font-size:3.5rem; font-weight:700; line-height:1.2; margin-bottom:30px; }
.btn-slide-action { background-color: var(--alfa-red-bg); color: var(--color-white); padding:12px 30px; border-radius:5px; font-weight:600; transition: background-color 0.3s; }
.btn-slide-action:hover { background-color: var(--alfa-dark-blue); }
.btn-secondary { background-color: transparent; border:2px solid var(--color-white); }
.btn-secondary:hover { background-color: var(--color-white); color: var(--alfa-primary-blue); }
/* --- INDEX V3 PREMIUM CUSTOM STYLES --- */

/* 1. Slider & Hero */
.main-slider {
    height: 600px;
    position: relative;
    overflow: hidden;
    background: #000;
}
.slide {
    position: absolute;
    width: 100%; height: 100%;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    opacity: 0;
    transition: opacity 1s ease-in-out, transform 8s linear;
    transform: scale(1.1);
}
.slide.active { opacity: 1; transform: scale(1); }

.slide-badge {
    background: #ff8a42;
    color: #fff;
    padding: 6px 15px;
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    border-radius: 4px;
    display: inline-block;
    margin-bottom: 20px;
}

.slide-content h2 {
    font-size: 3.5rem;
    color: #fff;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 20px;
}
.slide-content h2 span { color: #ff8a42; }
.slide-content p {
    font-size: 1.3rem;
    color: rgba(255,255,255,0.9);
    max-width: 400px;
    margin-bottom: 35px;
}

/* Butonlar */
.btn-main {
    background: #ff8a42;
    color: #fff;
    padding: 16px 35px;
    border-radius: 50px;
    font-weight: 700;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: 0.3s;
}
.btn-main:hover { background: #063970; transform: translateY(-3px); }

.btn-outline {
    border: 2px solid #fff;
    color: #fff;
    padding: 14px 35px;
    border-radius: 50px;
    font-weight: 700;
    text-decoration: none;
    margin-left: 15px;
    transition: 0.3s;
}
.btn-outline:hover { background: #fff; color: #063970; }

/* 2. Floating Features */
.features-floating { margin-top: -80px; position: relative; z-index: 10; }
.feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
    box-shadow: 0 20px 50px rgba(0,0,0,0.1);
    border-radius: 15px;
    overflow: hidden;
}
.feature-card {
    background: #fff;
    padding: 40px;
    display: flex;
    align-items: center;
    gap: 20px;
    border-right: 1px solid #eee;
}
.feature-card.highlighted { background: #063970; color: #fff; border: none; }
.f-icon { font-size: 2.5rem; color: #ff8a42; }
.feature-card.highlighted .f-icon { color: #fff; }
.feature-card h3 { font-size: 1.25rem; margin-bottom: 5px; }
.feature-card p { font-size: 0.9rem; opacity: 0.8; }

/* 3. About Modern Section */
.about-modern { padding: 100px 0; background: #fff; }
.about-wrapper { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 80px; align-items: center; }
.sub-title { color: #ff8a42; font-weight: 700; text-transform: uppercase; letter-spacing: 2px; }
.section-title { font-size: 2.8rem; color: #063970; font-weight: 800; margin: 15px 0 30px; }
.section-title span { color: #ff8a42; }
.desc { font-size: 1.1rem; line-height: 1.8; color: #555; margin-bottom: 30px; }

.about-features { margin-bottom: 40px; }
.af-item { margin-bottom: 12px; font-weight: 600; color: #333; display: flex; align-items: center; gap: 10px; }
.af-item i { color: #28a745; }

.read-more { color: #063970; font-weight: 800; text-decoration: none; display: flex; align-items: center; gap: 10px; }

/* Stats Grid */
.about-stats-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.stat-card {
    background: #f8fafc;
    padding: 40px 20px;
    border-radius: 20px;
    text-align: center;
    border-bottom: 4px solid #eee;
    transition: 0.3s;
}
.stat-card:hover { border-color: #ff8a42; transform: translateY(-5px); background: #fff; box-shadow: 0 10px 30px rgba(0,0,0,0.05); }
.stat-num { font-size: 2.5rem; font-weight: 900; color: #063970; display: block; }
.stat-card p { font-weight: 600; color: #64748b; margin-top: 5px; }

/* 4. CTA Box */
.cta-modern { padding-bottom: 80px; }
.cta-box {
    background: #063970;
    padding: 60px;
    border-radius: 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: #fff;
}
.cta-text h2 { font-size: 2.5rem; font-weight: 800; }
.cta-text h2 span { color: #ff8a42; }
.cta-text p { font-size: 1.1rem; opacity: 0.8; margin-top: 10px; }

/* Mobile Responsive */
@media (max-width: 992px) {
    .about-wrapper { grid-template-columns: 1fr; }
    .feature-grid { grid-template-columns: 1fr; }
    .slide-content h2 { font-size: 2.5rem; }
    .cta-box { flex-direction: column; text-align: center; gap: 30px; }
}
.slider-dots {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 20;
    display: flex;
    gap: 10px;
}

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

.dot.active {
    background: #ff8a42;
    width: 30px;
    border-radius: 10px;
}

/* İçeriklerin gelişi için animasyon */
.slide.active .slide-content {
    animation: fadeInUp 1s forwards;
}

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