:root {
    /* Premium Koyu Tema Renkleri */
    --bg-primary: #050505; /* Çok derin siyah */
    --bg-secondary: #0A0A0A;
    --card-bg: rgba(20, 20, 20, 0.4); /* Cam efekti için şeffaf zemin */
    --card-border: rgba(255, 255, 255, 0.08); /* Çok ince cam kenarlığı */
    
    --text-primary: #FDFDFD;
    --text-secondary: #A1A1AA;
    
    /* Modern Metalik Altın Geçişi */
    --gold-primary: #D4AF37;
    --gold-light: #F3E5AB;
    --gold-gradient: linear-gradient(135deg, #F3E5AB 0%, #D4AF37 50%, #996515 100%);
    --gold-glow: rgba(212, 175, 55, 0.3);
    
    /* Vurgu Gradients */
    --accent-blue: rgba(56, 189, 248, 0.15);
    
    /* Düzen */
    --container-max-width: 1200px;
    --radius-lg: 24px;
    --radius-md: 16px;
    
    /* Pürüzsüz Animasyon Eğrisi */
    --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* ----------------------------------
   Arka Plan ve Neon Efektleri (Fütüristik)
----------------------------------- */
.bg-effects {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    overflow: hidden;
    pointer-events: none;
    background: radial-gradient(circle at top right, rgba(20, 20, 20, 1) 0%, var(--bg-primary) 100%);
}

.effect-gold {
    position: absolute;
    top: -10%;
    right: -10%;
    width: 50vw;
    height: 50vw;
    background: radial-gradient(circle, var(--gold-glow) 0%, transparent 60%);
    filter: blur(80px); /* Işığı çok yumuşak dağıt */
    opacity: 0.6;
    animation: pulse 8s ease-in-out infinite alternate;
}

.effect-blue {
    position: absolute;
    bottom: -20%;
    left: -10%;
    width: 60vw;
    height: 60vw;
    background: radial-gradient(circle, var(--accent-blue) 0%, transparent 60%);
    filter: blur(100px);
    opacity: 0.5;
    animation: pulse 12s ease-in-out infinite alternate-reverse;
}

@keyframes pulse {
    0% { transform: scale(1) translate(0, 0); }
    100% { transform: scale(1.1) translate(-20px, 20px); }
}

/* ----------------------------------
   Tipografi
----------------------------------- */
h1, h2, h3 {
    color: var(--text-primary);
    font-weight: 800;
    letter-spacing: -0.02em;
}

a {
    text-decoration: none;
}

ul {
    list-style: none;
}

/* ----------------------------------
   Üst Menü (Glassmorphism)
----------------------------------- */
.top-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 80px;
    z-index: 100;
    transition: var(--transition-smooth);
    padding-top: 20px;
}

.top-nav.scrolled {
    padding-top: 0;
}

.top-nav.scrolled .nav-container {
    background: rgba(10, 10, 10, 0.7);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--card-border);
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
    margin-top: 0;
}

.nav-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 24px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: var(--transition-smooth);
    border: 1px solid transparent;
}

.logo {
    display: flex;
    align-items: center;
    gap: 16px;
    cursor: pointer;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: var(--gold-gradient);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px var(--gold-glow);
}

.logo-icon svg {
    width: 22px;
    height: 22px;
    fill: #000; /* Logoyu altın zemin üzerinde siyah yapıyoruz */
}

.logo-text {
    font-size: 24px;
    font-weight: 700;
    letter-spacing: -0.5px;
    background: linear-gradient(to right, #FFF, #CCC);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* ----------------------------------
   Ana Bölüm (Hero Section)
----------------------------------- */
main {
    padding-top: 120px;
}

section {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 60px 24px;
    position: relative;
    z-index: 10;
}

.hero-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 60px;
    min-height: 80vh;
}

.hero-content {
    flex: 1;
    max-width: 650px;
    animation: slideUpFade 1s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    opacity: 0;
}

@keyframes slideUpFade {
    0% { opacity: 0; transform: translateY(40px); }
    100% { opacity: 1; transform: translateY(0); }
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 18px;
    background: rgba(212, 175, 55, 0.1);
    border: 1px solid rgba(212, 175, 55, 0.2);
    border-radius: 30px;
    color: var(--gold-light);
    font-weight: 600;
    font-size: 13px;
    margin-bottom: 30px;
    backdrop-filter: blur(10px);
}

.hero-title {
    font-size: 72px;
    line-height: 1.05;
    margin-bottom: 24px;
    background: linear-gradient(180deg, #FFFFFF 0%, #A1A1AA 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 20px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 48px;
    font-weight: 400;
}

/* ----------------------------------
   İndirme Butonları (Premium Hover)
----------------------------------- */
.store-buttons {
    display: flex;
    gap: 20px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.store-btn {
    display: flex;
    align-items: center;
    gap: 14px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--card-border);
    backdrop-filter: blur(10px);
    color: #FFF;
    height: 64px;
    padding: 0 28px;
    border-radius: 18px;
    cursor: pointer;
    transition: var(--transition-smooth);
}

.store-btn:hover:not(.disabled) {
    transform: translateY(-4px) scale(1.02);
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.store-btn.disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.store-icon {
    width: 32px;
    height: 32px;
}

.store-btn-text {
    display: flex;
    flex-direction: column;
}

.store-btn-text .small {
    font-size: 11px;
    font-weight: 500;
    color: #A1A1AA;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.store-btn-text .large {
    font-size: 18px;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.trust-badge {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: var(--text-secondary);
    opacity: 0.8;
}

/* ----------------------------------
   Sağ Taraf QR Kartı (3D Hissiyatı)
----------------------------------- */
.hero-graphic {
    flex: 1;
    display: flex;
    justify-content: center;
    perspective: 1000px;
}

.qr-card {
    background: var(--card-bg);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    padding: 40px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--card-border);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.6),
                inset 0 1px 0 rgba(255, 255, 255, 0.1);
    text-align: center;
    position: relative;
}

/* Kartın arkasındaki altın yansıma */
.qr-card::before {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: 26px;
    background: var(--gold-gradient);
    z-index: -1;
    opacity: 0.15;
    transition: var(--transition-smooth);
}

.qr-card:hover::before {
    opacity: 0.3;
}

.qr-wrapper {
    background: #FFF;
    padding: 20px;
    border-radius: var(--radius-md);
    margin-bottom: 24px;
    display: inline-block;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.qr-placeholder {
    width: 200px;
    height: 200px;
}

.qr-title {
    font-size: 24px;
    line-height: 1.2;
    margin-bottom: 12px;
}

.qr-subtitle {
    color: var(--gold-primary);
    font-weight: 600;
    font-size: 15px;
}

/* Animasyon */
.floating {
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0% { transform: translateY(0px) rotateX(2deg) rotateY(2deg); }
    50% { transform: translateY(-20px) rotateX(-2deg) rotateY(-2deg); }
    100% { transform: translateY(0px) rotateX(2deg) rotateY(2deg); }
}

/* ----------------------------------
   Nasıl Çalışır & Kartlar
----------------------------------- */
.section-title {
    font-size: 40px;
    margin-bottom: 12px;
    text-align: center;
}

.section-subtitle {
    color: var(--text-secondary);
    margin-bottom: 48px;
    text-align: center;
    font-size: 18px;
}

.grid {
    display: grid;
    gap: 24px;
}

.cards-3 {
    grid-template-columns: repeat(3, 1fr);
}

.card {
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: var(--transition-smooth);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.card:hover {
    transform: translateY(-8px);
    background: rgba(30, 30, 30, 0.6);
    border-color: rgba(212, 175, 55, 0.3);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.card-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 20px auto;
    background: rgba(212, 175, 55, 0.1);
    color: var(--gold-primary);
    font-size: 24px;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    border: 1px solid rgba(212, 175, 55, 0.2);
}

/* ----------------------------------
   Fiyatlandırma Kartları
----------------------------------- */
.pricing-card {
    background: var(--card-bg);
    backdrop-filter: blur(16px);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    text-align: left;
    transition: var(--transition-smooth);
    position: relative;
}

/* Vurgulu (Token) Kartı */
.pricing-card.glow {
    background: rgba(20, 20, 20, 0.8);
    border: 1px solid var(--gold-primary);
    box-shadow: 0 0 40px rgba(212, 175, 55, 0.15),
                inset 0 1px 0 rgba(255, 255, 255, 0.1);
    transform: scale(1.02); /* Hafifçe öne çıkar */
}

.pricing-card.glow::before {
    content: 'Popüler';
    position: absolute;
    top: -12px;
    right: 30px;
    background: var(--gold-gradient);
    color: #000;
    font-size: 12px;
    font-weight: 700;
    padding: 4px 12px;
    border-radius: 20px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.pricing-title {
    font-size: 28px;
    margin-bottom: 24px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--card-border);
}

.pricing-features {
    padding-left: 0;
}

.pricing-features li {
    color: var(--text-secondary);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
}

/* Tik İşareti (Checkmark) Ekleme */
.pricing-features li::before {
    content: '✓';
    color: var(--gold-primary);
    font-weight: 800;
}

/* ----------------------------------
   Footer (Alt Bilgi)
----------------------------------- */
.footer {
    border-top: 1px solid var(--card-border);
    background: rgba(5, 5, 5, 0.8);
    backdrop-filter: blur(20px);
    padding: 40px 24px;
    margin-top: 80px;
}

.footer-links {
    max-width: var(--container-max-width);
    margin: 0 auto;
    display: flex;
    justify-content: center;
    gap: 32px;
    flex-wrap: wrap;
}

.footer-link {
    color: var(--text-secondary);
    font-size: 14px;
    transition: var(--transition-smooth);
}

.footer-link:hover {
    color: var(--gold-primary);
}

/* ----------------------------------
   Mobil Uyumluluk
----------------------------------- */
@media (max-width: 1024px) {
    .hero-title { font-size: 56px; }
}

@media (max-width: 768px) {
    .hero-container {
        flex-direction: column;
        text-align: center;
        padding-top: 20px;
        gap: 40px;
    }
    
    .hero-content {
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .hero-title { font-size: 44px; }
    
    .store-buttons { justify-content: center; }

    .cards-3 { grid-template-columns: 1fr; }
    
    .pricing-card.glow { transform: scale(1); }
    
    .nav-container { padding: 0 16px; }
    
    .logo-text { font-size: 20px; }
}