/* ==========================================================================
   Akhan Enerji Yatırım A.Ş. - Custom CSS Stylesheet
   ========================================================================== */

/* Renk Değişkenleri (Theme Palette) */
:root {
    --primary-color: #0d6efd;       /* Güçlü Kurumsal Mavi */
    --primary-hover: #0b5ed7;
    --secondary-color: #198754;     /* Doğa ve Çevre Dostu Yeşil */
    --secondary-hover: #157347;
    --accent-color: #ffc107;        /* Güneş Sarısı / Altın */
    --dark-color: #0f172a;          /* Slate Siyah / Antrasit */
    --light-color: #f8fafc;         /* Yumuşak Beyaz / Gri */
    --white: #ffffff;
    
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    --transition-smooth: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-premium: 0 10px 30px rgba(15, 23, 42, 0.08);
    --shadow-hover: 0 20px 40px rgba(15, 23, 42, 0.15);
}

/* Genel Tarz ve Sıfırlamalar */
html {
    scroll-behavior: smooth;
    scroll-padding-top: 85px; /* Yapışkan navbar yüksekliği */
}

body {
    font-family: var(--font-body);
    color: #475569;
    background-color: var(--white);
    overflow-x: hidden;
    line-height: 1.6;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--dark-color);
    font-weight: 700;
}

.section-padding {
    padding: 100px 0;
}

@media (max-width: 768px) {
    .section-padding {
        padding: 60px 0;
    }
}

.max-width-600 {
    max-width: 600px;
}

.tracking-wider {
    letter-spacing: 0.1rem;
}

/* ==========================================================================
   Butonlar ve Etkileşimler
   ========================================================================== */
.btn {
    font-family: var(--font-heading);
    font-weight: 600;
    padding: 0.6rem 1.8rem;
    transition: var(--transition-smooth);
}

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

.btn-primary:hover, .btn-primary:focus {
    background-color: var(--primary-hover);
    border-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(13, 110, 253, 0.25);
}

.btn-navbar {
    font-size: 0.95rem;
    padding: 0.5rem 1.5rem !important;
}

.btn-outline-white {
    color: var(--white);
    border: 2px solid rgba(255, 255, 255, 0.6);
    background-color: transparent;
}

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

/* ==========================================================================
   Navigasyon Menüsü (Navbar)
   ========================================================================== */
#mainNavbar {
    background-color: transparent;
    transition: var(--transition-smooth);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

#mainNavbar.scrolled {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-premium);
    padding: 0.75rem 0 !important;
    border-bottom: 1px solid rgba(15, 23, 42, 0.05);
}

.logo-img {
    height: 48px;
    width: auto;
    transition: var(--transition-smooth);
}

#mainNavbar.scrolled .logo-img {
    height: 40px;
}

/* Masaüstü ekranlarda şeffaf menüdeyken logoyu beyaz yap */
@media (min-width: 992px) {
    #mainNavbar:not(.scrolled) .logo-img {
        filter: brightness(0) invert(1);
    }
}

/* Footer koyu renkli olduğu için logo her zaman beyaz kalmalı */
.footer .logo-img {
    filter: brightness(0) invert(1);
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 1.35rem;
    color: var(--white);
    transition: var(--transition-smooth);
    letter-spacing: 0.5px;
}

#mainNavbar.scrolled .logo-text {
    color: var(--dark-color);
}

.navbar-nav .nav-link {
    color: rgba(255, 255, 255, 0.8) !important;
    font-family: var(--font-heading);
    font-weight: 500;
    padding: 0.5rem 1rem !important;
    margin: 0 0.2rem;
    transition: var(--transition-smooth);
    position: relative;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
    color: var(--white) !important;
}

#mainNavbar.scrolled .navbar-nav .nav-link {
    color: #64748b !important;
}

#mainNavbar.scrolled .navbar-nav .nav-link:hover,
#mainNavbar.scrolled .navbar-nav .nav-link.active {
    color: var(--primary-color) !important;
}

/* Link Hover Çizgisi */
@media (min-width: 992px) {
    .navbar-nav .nav-link::after {
        content: '';
        position: absolute;
        bottom: 0;
        left: 50%;
        width: 0;
        height: 2px;
        background-color: var(--accent-color);
        transition: var(--transition-smooth);
        transform: translateX(-50%);
    }

    .navbar-nav .nav-link:hover::after,
    .navbar-nav .nav-link.active::after {
        width: 60%;
    }

    #mainNavbar.scrolled .navbar-nav .nav-link::after {
        background-color: var(--primary-color);
    }
}

@media (max-width: 991px) {
    #mainNavbar {
        background-color: rgba(255, 255, 255, 0.98) !important;
        box-shadow: var(--shadow-premium);
        padding: 0.75rem 0 !important;
    }
    
    .logo-text {
        color: var(--dark-color) !important;
    }
    
    .navbar-nav .nav-link {
        color: #64748b !important;
        padding: 0.75rem 1rem !important;
        border-radius: 8px;
    }
    
    .navbar-nav .nav-link:hover,
    .navbar-nav .nav-link.active {
        color: var(--primary-color) !important;
        background-color: var(--light-color);
    }
    
    .navbar-toggler {
        background-color: var(--light-color);
    }
}

/* ==========================================================================
   Hero Bölümü
   ========================================================================== */
.hero-section {
    height: 100vh;
    min-height: 650px;
}

.hero-slide-1 {
    background: url('assets/images/hero_bg.png') no-repeat center center;
    background-size: cover;
}

.hero-slide-2 {
    background: url('assets/images/hero_nature_bg.png') no-repeat center center;
    background-size: cover;
}

.carousel-indicators [data-bs-target] {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    margin: 0 6px;
    background-color: var(--white);
    opacity: 0.5;
    transition: var(--transition-smooth);
    border: none;
}

.carousel-indicators .active {
    opacity: 1;
    background-color: var(--accent-color) !important;
    transform: scale(1.2);
}

.carousel-control-prev,
.carousel-control-next {
    width: 6%;
    opacity: 0.5;
    transition: var(--transition-smooth);
}

.carousel-control-prev:hover,
.carousel-control-next:hover {
    opacity: 0.9;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.9) 0%, rgba(13, 110, 253, 0.3) 100%);
    z-index: 1;
}

.text-accent {
    color: var(--accent-color) !important;
}

/* Scroll Down Mouse */
.scroll-down-indicator {
    bottom: 30px;
    transition: var(--transition-smooth);
}

.scroll-down-indicator:hover {
    transform: translate(-50%, -5px);
}

.mouse {
    width: 26px;
    height: 44px;
    border: 2px solid rgba(255, 255, 255, 0.7);
    border-radius: 12px;
    position: relative;
}

.wheel {
    width: 4px;
    height: 8px;
    background-color: var(--white);
    border-radius: 2px;
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll-wheel 1.6s infinite;
}

@keyframes scroll-wheel {
    0% { transform: translate(-50%, 0); opacity: 0; }
    30% { opacity: 1; }
    100% { transform: translate(-50%, 15px); opacity: 0; }
}

/* Animasyon Sınıfları */
.animate-fade-in {
    animation: fadeIn 1s ease-out forwards;
}

.animate-slide-up {
    animation: slideUp 0.8s cubic-bezier(0.2, 0.8, 0.2, 1) forwards;
}

.animate-slide-up-delay {
    animation: slideUp 0.8s cubic-bezier(0.2, 0.8, 0.2, 1) 0.3s forwards;
    opacity: 0;
}

.animate-slide-up-delay-2 {
    animation: slideUp 0.8s cubic-bezier(0.2, 0.8, 0.2, 1) 0.6s forwards;
    opacity: 0;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

/* ==========================================================================
   Hakkımızda Bölümü
   ========================================================================== */
.about-image-wrapper img {
    border: 8px solid var(--white);
    transition: var(--transition-smooth);
}

.about-image-wrapper:hover img {
    transform: scale(1.02);
}

.about-badge {
    border-left: 5px solid var(--secondary-color);
    min-width: 220px;
    animation: bounce 3s infinite ease-in-out;
}

.about-badge-icon {
    width: 60px;
    height: 60px;
    flex-shrink: 0;
}

.icon-box-small {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

/* ==========================================================================
   Tesislerimiz Bölümü (Santral Kartları)
   ========================================================================== */
.plant-card {
    transition: var(--transition-smooth);
    background-color: var(--white);
    border-radius: 20px;
}

.plant-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover) !important;
}

.plant-image-container {
    overflow: hidden;
    height: 300px;
}

.plant-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
}

.plant-card:hover .plant-img {
    transform: scale(1.06);
}

.plant-spec-card {
    border: 1px solid rgba(15, 23, 42, 0.05);
    transition: var(--transition-smooth);
}

.plant-card:hover .plant-spec-card {
    background-color: var(--light-color) !important;
    border-color: rgba(13, 110, 253, 0.1);
}

/* ==========================================================================
   Çevresel Katkı / İstatistikler Bölümü
   ========================================================================== */
.stats-section {
    background: url('assets/images/hero_bg.png') no-repeat center center fixed;
    background-size: cover;
}

.stats-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(25, 135, 84, 0.92) 0%, rgba(13, 110, 253, 0.88) 100%);
    z-index: 1;
}

.stat-card {
    background: rgba(255, 255, 255, 0.07);
    backdrop-filter: blur(10px);
    transition: var(--transition-smooth);
}

.stat-card:hover {
    background: rgba(255, 255, 255, 0.12);
    transform: translateY(-5px);
}

.stat-icon-wrapper {
    width: 70px;
    height: 70px;
    background-color: rgba(255, 255, 255, 0.15);
    color: var(--white);
    border: 1px solid rgba(255, 255, 255, 0.25);
}

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

.border-white-10 {
    border-color: rgba(255, 255, 255, 0.15) !important;
}

/* ==========================================================================
   İletişim Bölümü
   ========================================================================== */
.contact-info-card {
    background: linear-gradient(135deg, var(--primary-color) 0%, #0854b8 100%) !important;
}

.contact-info-card h3,
.contact-info-card h5 {
    color: var(--white);
}

.contact-bg-pattern {
    position: absolute;
    top: -50px;
    right: -50px;
    width: 250px;
    height: 250px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.contact-icon {
    width: 45px;
    height: 45px;
    font-size: 1.1rem;
}

.bg-white-10 {
    background-color: rgba(255, 255, 255, 0.1) !important;
}

.social-icon {
    width: 40px;
    height: 40px;
    transition: var(--transition-smooth);
}

.social-icon:hover {
    background-color: var(--white) !important;
    color: var(--primary-color) !important;
    transform: scale(1.1);
}

/* Form Elemanları */
.form-control {
    border: 1px solid #e2e8f0;
    font-family: var(--font-body);
    transition: var(--transition-smooth);
    border-radius: 10px;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(13, 110, 253, 0.1);
}

textarea.form-control {
    border-radius: 15px;
}

.map-wrapper {
    box-shadow: var(--shadow-premium);
    border: 4px solid var(--white);
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
    background-color: var(--dark-color) !important;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-link {
    transition: var(--transition-smooth);
}

.footer-link:hover {
    color: var(--white) !important;
}

/* ==========================================================================
   Galeri Bölümü
   ========================================================================== */
.gallery-item {
    position: relative;
    overflow: hidden;
    height: 220px;
    background-color: var(--light-color);
    transition: var(--transition-smooth);
}

/* Resim tonlarını bütünleştiren mavi/yeşil geçişli overlay */
.gallery-item::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(13, 110, 253, 0.18) 0%, rgba(25, 135, 84, 0.18) 100%);
    z-index: 2;
    transition: var(--transition-smooth);
    pointer-events: none;
}

/* Üzerine gelindiğinde resmin orijinal renklerini göstermek için overlay hafiflesin */
.gallery-item:hover::after {
    background: linear-gradient(135deg, rgba(13, 110, 253, 0.05) 0%, rgba(25, 135, 84, 0.05) 100%);
}

.gallery-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
}

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

.gallery-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    z-index: 5;
    font-size: 0.75rem;
    font-weight: 650;
    padding: 6px 14px;
    border-radius: 50px;
    pointer-events: none;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-family: var(--font-heading);
}

.badge-gulpinar {
    background-color: var(--primary-color);
    color: var(--white);
}

.badge-taskent {
    background-color: var(--secondary-color);
    color: var(--white);
}

/* ==========================================================================
   Haberler Bölümü
   ========================================================================== */
.news-card {
    transition: var(--transition-smooth);
    background-color: var(--white);
    border: 1px solid rgba(15, 23, 42, 0.05);
}

.news-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover) !important;
}

.news-img-container {
    overflow: hidden;
    height: 180px;
}

.news-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
}

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