@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;600;700&display=swap');

:root {
    --primary-color: #0a192f; /* Koyu Lacivert */
    --secondary-color: #172a45; /* Biraz daha açık lacivert */
    --accent-color: #64ffda;   /* Parlak Turkuaz/Mint */
    --text-color: #ccd6f6;     /* Açık Gri/Mavi */
    --light-text-color: #8892b0; /* Daha koyu gri */
    --card-bg: #112240; /* Kart arka planı */
}

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

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--primary-color);
    color: var(--text-color);
    line-height: 1.7;
}

.container {
    max-width: 1100px;
    margin: auto;
    padding: 0 20px;
}

/* Header & Navigasyon */
header {
    background-color: rgba(10, 25, 47, 0.85);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.3);
    transition: background-color 0.3s ease, padding 0.3s ease;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--accent-color);
}
.logo strong {
    font-weight: 700;
    color: #fff;
}

.nav-links {
    list-style: none;
    display: flex;
}

.nav-links li {
    margin-left: 25px;
}

.nav-links li a {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 400;
    transition: color 0.3s ease;
    padding: 5px 10px;
    border-radius: 4px;
}

.nav-links li a:hover {
    color: var(--accent-color);
    background-color: rgba(100, 255, 218, 0.1);
}

/* Hero Section */
#hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 80px 20px 20px 20px;
    position: relative;
    overflow: hidden;
}

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

.hero-content {
    max-width: 850px;
    width: 90%;
    margin-left: auto;
    margin-right: auto;
    z-index: 1;
}

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    color: #fff;
    font-weight: 700;
    min-height: 120px; 
}
.hero-content h1 .typed-text {
    color: var(--accent-color);
}

.hero-content p {
    font-size: 1.2rem;
    max-width: 700px;
    margin: 1rem auto 2rem auto;
    color: var(--light-text-color);
}

.cta-button {
    background-color: transparent;
    color: var(--accent-color);
    padding: 12px 30px;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 600;
    transition: all 0.3s ease;
    border: 2px solid var(--accent-color);
}

.cta-button:hover {
    background-color: var(--accent-color);
    color: var(--primary-color);
}

/* Content Sections Genel Stilleri */
.content-section {
    padding: 100px 0;
    overflow: hidden;
}
.content-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: #fff;
    position: relative;
    padding-bottom: 10px;
}
.content-section h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background-color: var(--accent-color);
    border-radius: 2px;
}
.content-section .section-intro {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 50px auto;
    color: var(--light-text-color);
    font-size: 1.1rem;
}

.colored-section {
    background-color: var(--secondary-color);
}

/* Overview Section */
.overview-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 50px;
    align-items: center;
    margin-top: 40px;
}
.overview-text p {
    margin-bottom: 1rem;
    color: var(--light-text-color);
}
.overview-text p strong {
    color: var(--accent-color);
    font-weight: 600;
}
.overview-text em {
    font-style: italic;
    color: var(--accent-color);
    display: block;
    margin-top: 1.5rem;
    font-size: 0.9rem;
    border-left: 3px solid var(--accent-color);
    padding-left: 15px;
}
.overview-visual img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 4px 25px rgba(0,0,0,0.4);
    display: block;
    margin: 0 auto;
}

/* Mission Section */
.mission-content {
    max-width: 800px;
    margin: 0 auto;
    background-color: var(--primary-color);
    padding: 30px 40px;
    border-radius: 8px;
    border-left: 4px solid var(--accent-color);
}
.mission-content p {
    margin-bottom: 1.5rem;
    color: var(--light-text-color);
}
.mission-content h4 {
    color: var(--accent-color);
    font-size: 1.3rem;
    margin-top: 2rem;
    margin-bottom: 1rem;
}

/* Features Section - Swiper Slider */
.features-slider {
    width: 100%;
    padding-top: 30px;
    padding-bottom: 50px; /* Pagination için yer */
}
.feature-card {
    background: var(--card-bg);
    padding: 30px;
    border-radius: 8px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    min-height: 300px; 
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    border-bottom: 4px solid var(--accent-color);
}
.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}
.feature-card i {
    font-size: 2.5rem;
    color: var(--accent-color);
    margin-bottom: 15px;
}
.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
    color: #fff;
}
.feature-card p {
    font-size: 0.95rem;
    color: var(--light-text-color);
}
.swiper-pagination-bullet-active {
    background: var(--accent-color) !important;
}

/* Use Cases Section */
.use-case-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}
.use-case-item {
    background: var(--card-bg);
    padding: 30px 25px;
    border-radius: 8px;
    text-align: center;
    border: 1px solid var(--primary-color);
    transition: transform 0.3s ease, border-color 0.3s ease;
}
.use-case-item:hover {
    transform: translateY(-5px);
    border-color: var(--accent-color);
}
.use-case-item i {
    font-size: 2.2rem;
    color: var(--accent-color);
    margin-bottom: 15px;
}
.use-case-item h4 {
    font-size: 1.3rem;
    margin-bottom: 10px;
    color: #fff;
}
.use-case-item p {
    font-size: 0.9rem;
    color: var(--light-text-color);
}

/* Contact Section */
#contact {
    text-align: center;
}
#contact p {
    font-size: 1.1rem;
    margin-bottom: 30px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}
.social-icons {
    margin-top: 30px;
}
.social-icons a {
    color: var(--text-color);
    font-size: 1.8rem;
    margin: 0 15px;
    transition: color 0.3s ease, transform 0.3s ease;
    display: inline-block;
}
.social-icons a:hover {
    color: var(--accent-color);
    transform: translateY(-5px);
}

/* Footer */
footer {
    background-color: var(--primary-color);
    color: var(--light-text-color);
    text-align: center;
    padding: 30px 20px;
    font-size: 0.9rem;
    border-top: 1px solid var(--secondary-color);
}
footer p {
    margin-bottom: 5px;
}
.footer-notice {
    font-style: italic;
    font-size: 0.8rem;
}

/* Scroll Animasyonları */
.content-section > .container > *,
.overview-grid > *,
.mission-content > *,
.use-case-grid > * {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.visible {
    opacity: 1 !important;
    transform: translateY(0) !important;
}

/* Responsive Ayarlar */
@media (max-width: 992px) {
    .overview-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .overview-visual img {
        max-width: 400px;
        margin-top: 40px;
    }
    .overview-text em {
        margin-left: auto;
        margin-right: auto;
    }
}

@media (max-width: 768px) {
    nav {
        flex-direction: column;
        align-items: center;
        padding: 0 1rem;
    }
    .nav-links {
        margin-top: 1rem;
        width: 100%;
        justify-content: center;
    }
    .nav-links li {
        margin: 0 5px;
    }
    .nav-links li a {
        font-size: 0.9rem;
        padding: 5px;
    }
    .logo {
        font-size: 1.5rem;
    }
    .hero-content h1 {
        font-size: 2.5rem;
        min-height: 100px;
    }
    .hero-content p {
        font-size: 1rem;
    }
    .content-section {
        padding: 80px 0;
    }
    .content-section h2 {
        font-size: 2rem;
    }
    .mission-content {
        padding: 20px;
    }
    #hero {
        padding-top: 150px;
    }
}

@media (max-width: 480px) {
    .nav-links {
        flex-wrap: wrap; /* Gerekirse linkleri alt satıra at */
    }
    .nav-links li {
        margin-bottom: 5px;
    }
    .hero-content h1 {
        font-size: 2rem;
        min-height: 80px;
    }
    .hero-content p {
        font-size: 0.9rem;
    }
    .cta-button {
        padding: 10px 20px;
        font-size: 0.9rem;
    }
    .content-section h2 {
        font-size: 1.8rem;
    }
    .feature-card {
        min-height: 250px;
    }
    .feature-card h3 {
        font-size: 1.3rem;
    }
}