:root {
    --bg-color: #0A0F1E;
    --surface-color: #151B2E;
    --neon-green: #39FF14;
    --neon-purple: #8A2BE2;
    --text-primary: #E0E0E0;
    --text-secondary: #8B94A7;
    --font-heading: 'Space Grotesk', sans-serif;
    --font-body: 'Inter', sans-serif;
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Navigasyon */
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2rem 5%;
    position: absolute;
    width: 100%;
    z-index: 100;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -1px;
}

.nav-btn {
    color: var(--neon-green);
    text-decoration: none;
    font-weight: 600;
    border: 1px solid var(--neon-green);
    padding: 0.5rem 1.5rem;
    border-radius: 50px;
    transition: all 0.3s ease;
}

.nav-btn:hover {
    background-color: var(--neon-green);
    color: var(--bg-color);
    box-shadow: 0 0 15px rgba(57, 255, 20, 0.4);
}

/* Hero Bölümü */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    padding: 0 5%;
    overflow: hidden;
    background: radial-gradient(circle at center, #151B2E 0%, #0A0F1E 70%);
}

.hero-content {
    max-width: 800px;
    z-index: 10;
}

.hero h1 {
    font-family: var(--font-heading);
    font-size: 4rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.neon-text {
    color: var(--neon-green);
    text-shadow: 0 0 20px rgba(57, 255, 20, 0.5);
}

.hero p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
}

.cta-group {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 1rem;
}

.store-btn {
    background-color: var(--surface-color);
    color: var(--text-primary);
    border: 1px solid rgba(255,255,255,0.1);
    padding: 1rem 2rem;
    border-radius: 12px;
    font-size: 1.1rem;
    font-family: var(--font-heading);
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.store-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.5);
    border-color: var(--neon-green);
}

.store-btn.primary {
    background-color: var(--neon-green);
    color: var(--bg-color);
}

.exclusive-text {
    font-size: 0.85rem !important;
    color: var(--text-secondary) !important;
    opacity: 0.7;
}

/* Yüzen Baloncuklar (Fısıltılar) */
.whisper-container {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    pointer-events: none;
    z-index: 1;
}

.whisper-bubble {
    position: absolute;
    background: rgba(21, 27, 46, 0.8);
    backdrop-filter: blur(5px);
    border: 1px solid rgba(57, 255, 20, 0.2);
    padding: 0.8rem 1.2rem;
    border-radius: 20px;
    font-size: 0.9rem;
    color: var(--text-primary);
    animation: floatUp 8s linear infinite, fadeInOut 8s ease-in-out infinite;
    opacity: 0;
}

@keyframes floatUp {
    0% { transform: translateY(100px); }
    100% { transform: translateY(-200px); }
}

@keyframes fadeInOut {
    0%, 100% { opacity: 0; }
    20%, 80% { opacity: 1; }
}

/* Özellikler */
.features {
    padding: 5rem 5%;
}

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

.section-title h2 {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.feature-card {
    background-color: var(--surface-color);
    padding: 2.5rem 2rem;
    border-radius: 20px;
    border: 1px solid rgba(255,255,255,0.05);
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-10px);
    border-color: rgba(138, 43, 226, 0.5); /* Neon Purple hover effect */
    box-shadow: 0 10px 30px rgba(138, 43, 226, 0.1);
}

.feature-icon {
    font-size: 2rem;
    color: var(--neon-purple);
    margin-bottom: 1.5rem;
}

.feature-card h3 {
    font-family: var(--font-heading);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Güvenlik Bölümü */
.security {
    padding: 6rem 5%;
    background: linear-gradient(rgba(10, 15, 30, 0.9), rgba(10, 15, 30, 0.9)), url('data:image/svg+xml;utf8,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><text x="10" y="30" fill="%23151B2E" font-family="monospace">const auth = true;</text></svg>');
    text-align: center;
    border-top: 1px solid rgba(57, 255, 20, 0.1);
    border-bottom: 1px solid rgba(57, 255, 20, 0.1);
}

.security-content {
    max-width: 700px;
    margin: 0 auto;
}

.security h2 {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    margin-bottom: 1.5rem;
}

/* Dinamik Hayat */
.dynamic-life {
    display: flex;
    justify-content: center;
    gap: 2rem;
    padding: 5rem 5%;
    flex-wrap: wrap;
}

.dynamic-card {
    background-color: var(--surface-color);
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    flex: 1;
    min-width: 250px;
    max-width: 400px;
    border-left: 3px solid var(--neon-green);
}

.dynamic-card i {
    font-size: 2rem;
    color: var(--neon-green);
    margin-bottom: 1rem;
}

/* Footer */
footer {
    padding: 5rem 5% 2rem;
    text-align: center;
    background-color: #050810;
}

.footer-cta {
    margin-bottom: 4rem;
}

.footer-cta h2 {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 2rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    margin-left: 1.5rem;
    transition: color 0.2s;
}

.footer-links a:hover {
    color: var(--neon-green);
}

.admin-link {
    opacity: 0.3;
}

/* JS Scroll Animasyonu için sınıflar */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

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

/* Mobil Uyumluluk */
@media (max-width: 768px) {
    .hero h1 { font-size: 2.5rem; }
    .cta-group { flex-direction: column; }
    .footer-bottom { flex-direction: column; gap: 1rem; }
}