/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@700;800&family=Poppins:wght@400;600&display=swap');

:root {
    --primary-dark: #0A2647;      /* Ana Koyu Mavi */
    --primary-blue: #2C3E50;      /* İkincil Mavi */
    --accent-teal: #00C9A7;      /* Canlı Turkuaz VURGU */
    --accent-coral: #F8B195;      /* Sıcak Mercan VURGU */
    --text-dark: #333;
    --text-light: #555;
    --bg-light: #f9f9f9;
    --white: #ffffff;
    --font-header: 'Montserrat', sans-serif;
    --font-body: 'Poppins', sans-serif;
}

body {
    font-family: var(--font-body);
    color: var(--text-dark);
    line-height: 1.7;
}

.bg-light {
    background-color: var(--bg-light) !important;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='28' height='49' viewBox='0 0 28 49'%3E%3Cg fill-rule='evenodd'%3E%3Cg id='hexagons' fill='%239EC8B9' fill-opacity='0.1' fill-rule='nonzero'%3E%3Cpath d='M13.99 9.25l13 7.5v15l-13 7.5L1 31.75v-15l12.99-7.5zM3 17.9v12.7l10.99 6.34 11-6.35V17.9l-11-6.34L3 17.9zM0 15l12.99 7.5V30L0 22.5zM15 30v-7.5L28 15v7.5z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-header);
    font-weight: 800;
    color: var(--primary-dark);
}

.section-title {
    position: relative;
    padding-bottom: 15px;
    margin-bottom: 40px;
}
.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(to right, var(--accent-teal), var(--accent-coral));
    border-radius: 2px;
}

/* Sayfa Başlığı (Sadeleştirilmiş) */
.page-title-section {
    padding-top: 60px;
    padding-bottom: 30px;
    background-color: var(--bg-light); /* Hafif bir arkaplan rengi */
}
.page-title-section h1 {
    font-size: 3rem;
}

/* Bölümlere Özel Arka Planlar */
.section-bg {
    position: relative;
    padding: 80px 0;
    background-size: cover;
    background-position: center center;
    background-attachment: fixed; /* Parallax efekti için */
}
.section-bg::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background-color: rgba(13, 33, 55, 0.8); /* Koyu lacivert overlay */
    z-index: 1;
}
.section-bg .container {
    position: relative;
    z-index: 2;
}
.section-bg h2, .section-bg p, .section-bg li {
    color: var(--white);
}
.section-bg .section-title::after {
    background: linear-gradient(to right, var(--accent-teal), var(--white));
}
.section-bg .card {
    background-color: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}
.section-bg .card-title, .section-bg .card-text, .section-bg .text-muted {
    color: var(--white) !important;
}

/* Navbar */
.navbar-brand {
    font-family: var(--font-header);
    font-weight: 800;
}
.navbar-nav .dropdown:hover .dropdown-menu {
    display: block;
}
.navbar-nav .nav-link.active {
    color: var(--accent-cyan) !important;
}

/* Hero Section */
.hero-section {
    position: relative;
    overflow: hidden;
    padding: 120px 0;
    color: var(--white); /* Ensure child elements inherit white color */
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--primary-dark); /* Solid dark background */
    z-index: 0; /* Layer 0: The very back */
}

#particles-js {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: 1; /* Layer 1: Particles */
}

.hero-section .container {
    position: relative;
    z-index: 2; /* Layer 2: Text content */
}

/* Carousel kaldırıldı */

.hero-section h1, .hero-section .lead {
    color: var(--white); /* Explicitly set text color to white */
}

/* Hero Content Animation */
.hero-content {
    position: relative;
    z-index: 2;
}

.hero-title, .hero-description {
    transition: opacity 0.5s ease-out, transform 0.5s ease-out;
}

.hero-content .hide {
    opacity: 0;
    transform: translateX(-30px);
}

/* Buttons */
.btn-primary {
    background-color: var(--accent-teal);
    border-color: var(--accent-teal);
    font-weight: 600;
    padding: 12px 35px;
    border-radius: 50px;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(0, 201, 167, 0.3);
}
.btn-primary:hover {
    background-color: var(--accent-coral);
    border-color: var(--accent-coral);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(248, 177, 149, 0.4);
}

/* Flipping Service Cards */
.service-card {
    perspective: 1000px;
    min-height: 420px;
    height: 100%;
}
.service-card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    text-align: center;
    transition: transform 0.8s;
    transform-style: preserve-3d;
}
.service-card:hover .service-card-inner {
    transform: rotateY(180deg);
}
.service-card-front, .service-card-back {
    position: absolute;
    width: 100%;
    height: 100%;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
    border-radius: 15px;
    box-shadow: 0 5px 30px rgba(0,0,0,0.07);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 1.5rem;
}
.service-card-front {
    background: var(--white);
}
.service-card-back {
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-dark));
    color: white;
    transform: rotateY(180deg);
    text-align: left;
    overflow-y: auto;
}
.service-card-back h5 {
    color: var(--white);
    border-bottom: 2px solid var(--accent-teal);
    padding-bottom: 10px;
    margin-bottom: 15px;
}
.service-card-back ul {
    list-style: none;
    padding-left: 0;
    font-size: 0.85rem;
}
.service-card-back ul li {
    margin-bottom: 5px;
    position: relative;
    padding-left: 20px;
}
.service-card-back ul li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent-cyan);
    font-weight: bold;
}
.feature-icon-primary {
    width: 70px;
    height: 70px;
    border-radius: 15px;
    background: linear-gradient(135deg, var(--accent-teal), var(--accent-coral));
    color: var(--white);
    font-size: 2.5rem;
    transition: transform 0.4s ease;
}
.service-card:hover .feature-icon-primary { /* Front icon doesn't exist on hover, but good practice */
    transform: rotate(15deg) scale(1.1);
}

/* WhatsApp bileşenleri kaldırıldı */

.card { /* General card styles for other pages */
    border-radius: 15px;
    box-shadow: 0 5px 30px rgba(0,0,0,0.07);
}

/* Keyframe Animations */
@keyframes slideInDown {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

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