:root {
    /* Radianite Orijinal Proje Renkleri */
    --renk-ana: #5CE1E6;
    --renk-ana-parlak: #81F2F6;
    --renk-ana-koyu: #1B8A8D;
    
    --renk-vurgu: #F5F5F5;
    --renk-vurgu-parlak: #FFFFFF;
    
    --arkaplan-ana: #0F1923;
    --arkaplan-koyu: #0A1118;
    --arkaplan-acik: #1F2E3E;
    
    --metin-ana: #ECE8E1;
    --metin-ikincil: #8B97A2;
    --metin-soluk: #626D77;
    
    --glass-bg: rgba(31, 46, 62, 0.4);
    --glass-border: rgba(92, 225, 230, 0.15);
    
    --gradyan-ana: linear-gradient(135deg, #1B8A8D 0%, #5CE1E6 100%);
    --gold: #ffb800;
}

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

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--arkaplan-ana);
    color: var(--metin-ana);
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
    min-height: 100vh;
}

.font-orbitron {
    font-family: 'Orbitron', 'Inter', sans-serif;
}

/* Background Animated Glows */
.glow {
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(92, 225, 230, 0.3) 0%, transparent 60%);
    border-radius: 50%;
    filter: blur(80px);
    z-index: -1;
    opacity: 0.5;
    animation: drift 20s infinite alternate cubic-bezier(0.4, 0, 0.2, 1);
}

.glow-1 { top: -200px; left: -200px; }
.glow-2 { bottom: 10%; right: -200px; background: radial-gradient(circle, rgba(27, 138, 141, 0.4) 0%, transparent 60%); animation-delay: -5s; }
.glow-3 { top: 40%; left: 30%; background: radial-gradient(circle, rgba(92, 225, 230, 0.15) 0%, transparent 60%); animation-delay: -10s; }

@keyframes drift {
    0% { transform: translate(0, 0); }
    100% { transform: translate(100px, 150px); }
}

/* Glassmorphism Utilities */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
}

.text-gradient {
    background: linear-gradient(135deg, var(--renk-vurgu-parlak) 0%, var(--renk-ana) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Navigation */
.glass-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 20px 8%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(10, 17, 24, 0.8);
    backdrop-filter: blur(30px);
    border-bottom: 1px solid var(--glass-border);
    z-index: 1000;
}

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: 2px;
}

.logo-icon {
    color: var(--renk-ana);
}

.status-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(92, 225, 230, 0.1);
    border: 1px solid rgba(92, 225, 230, 0.3);
    padding: 8px 18px;
    border-radius: 30px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--renk-ana-parlak);
    letter-spacing: 0.5px;
}

.dot {
    width: 8px;
    height: 8px;
    background: var(--renk-ana);
    border-radius: 50%;
    box-shadow: 0 0 12px var(--renk-ana);
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.5); opacity: 0.5; }
    100% { transform: scale(1); opacity: 1; }
}

/* Hero Section */
main {
    padding-top: 120px;
}

.hero {
    min-height: 85vh;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 8%;
    gap: 50px;
}

.hero-content {
    flex: 1;
    max-width: 600px;
    animation: fadeUp 1s ease 0.2s both;
}

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

.hero-content h1 {
    font-size: 4.8rem;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -2px;
    color: var(--renk-vurgu-parlak);
}

.hero-content p {
    font-size: 1.25rem;
    color: var(--metin-ikincil);
    margin-bottom: 40px;
    line-height: 1.8;
}

.cta-group {
    display: flex;
    gap: 20px;
}

.btn-primary, .btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 16px 36px;
    border-radius: 999px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-size: 1rem;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--gradyan-ana);
    color: var(--arkaplan-koyu);
    box-shadow: 0 0 20px rgba(92, 225, 230, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 0 30px rgba(92, 225, 230, 0.6);
}

.btn-secondary {
    background: transparent;
    color: var(--metin-ana);
    border: 1px solid var(--glass-border);
}

.btn-secondary:hover {
    background: rgba(92, 225, 230, 0.1);
    border-color: rgba(92, 225, 230, 0.3);
    transform: translateY(-3px);
    color: var(--renk-ana);
}

/* Mockup */
.hero-image {
    flex: 1;
    max-width: 550px;
    aspect-ratio: 4/3;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transform: perspective(1000px) rotateY(-18deg) rotateX(8deg);
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    animation: floatCard 6s ease-in-out infinite alternate;
}

@keyframes floatCard {
    from { transform: perspective(1000px) rotateY(-18deg) rotateX(8deg) translateY(0); }
    to { transform: perspective(1000px) rotateY(-18deg) rotateX(8deg) translateY(-20px); }
}

.hero-image:hover {
    transform: perspective(1000px) rotateY(-5deg) rotateX(2deg) translateY(-10px) !important;
}

.mockup-header {
    background: rgba(10, 17, 24, 0.8);
    padding: 15px 20px;
    display: flex;
    gap: 8px;
    border-bottom: 1px solid var(--glass-border);
}

.mockup-header i {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: #444;
}
.mockup-header i:nth-child(1) { background: #ff5f56; }
.mockup-header i:nth-child(2) { background: #ffbd2e; }
.mockup-header i:nth-child(3) { background: #27c93f; }

.mockup-body {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle at center, rgba(31, 46, 62, 0.8), var(--arkaplan-koyu));
}

.mockup-loading {
    text-align: center;
    font-family: 'Orbitron', sans-serif;
    color: var(--metin-ikincil);
    font-size: 1.2rem;
}

.spin-icon {
    animation: spin 2s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.progress-bar {
    width: 250px;
    height: 4px;
    background: rgba(255,255,255,0.1);
    margin-top: 20px;
    border-radius: 4px;
    overflow: hidden;
}

.progress-fill {
    width: 0%;
    height: 100%;
    background: var(--renk-ana);
    animation: load 3s ease-in-out infinite;
    box-shadow: 0 0 10px var(--renk-ana);
}

@keyframes load {
    0% { width: 0%; transform: translateX(-100%); }
    50% { width: 100%; transform: translateX(0); }
    100% { width: 100%; transform: translateX(100%); }
}


/* Features Section */
.features-section {
    padding: 100px 8%;
    position: relative;
    z-index: 10;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.section-badge {
    background: rgba(92, 225, 230, 0.05);
    border: 1px solid var(--glass-border);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.8rem;
    letter-spacing: 2px;
    color: var(--renk-ana);
    margin-bottom: 20px;
}

.section-title {
    font-size: 3.5rem;
    text-align: center;
    margin-bottom: 80px;
    letter-spacing: -1px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    width: 100%;
    max-width: 1300px;
}

.feature-card {
    padding: 40px 30px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.feature-card::after {
    content: '';
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: radial-gradient(circle at top right, rgba(92, 225, 230, 0.05), transparent 60%);
    pointer-events: none;
}

.feature-card:hover {
    transform: translateY(-10px);
    border-color: rgba(92, 225, 230, 0.3);
    box-shadow: 0 20px 40px rgba(0,0,0,0.4), 0 0 20px rgba(92, 225, 230, 0.1);
}

.icon-wrap, .icon-wrap-large {
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(92, 225, 230, 0.05);
    border-radius: 12px;
    margin-bottom: 25px;
    border: 1px solid var(--glass-border);
    color: var(--renk-ana);
}

.icon-wrap {
    width: 60px;
    height: 60px;
}

.icon-wrap-large {
    width: 80px;
    height: 80px;
    margin: 0 auto 25px auto;
    border-radius: 50%;
}

.feature-card h3 {
    font-size: 1.6rem;
    margin-bottom: 15px;
    color: var(--renk-vurgu-parlak);
}

.feature-card p {
    color: var(--metin-ikincil);
    font-size: 1.05rem;
}

.border-glow {
    position: relative;
}

.border-glow::before {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: 16px;
    padding: 2px;
    background: linear-gradient(135deg, var(--renk-ana), var(--gold), transparent);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0.6;
}

.border-glow .icon-wrap {
    color: var(--gold);
    border-color: rgba(255, 184, 0, 0.2);
    background: rgba(255, 184, 0, 0.05);
}

.elite-text {
    color: transparent !important;
    background: linear-gradient(90deg, var(--renk-ana), var(--gold));
    -webkit-background-clip: text;
}

/* Newsletter Section */
.newsletter-section {
    padding: 60px 8% 100px;
    display: flex;
    justify-content: center;
}

.newsletter-card {
    max-width: 800px;
    width: 100%;
    padding: 60px;
    text-align: center;
    background: linear-gradient(180deg, rgba(92, 225, 230, 0.05) 0%, rgba(31, 46, 62, 0.5) 100%);
}

.newsletter-card h2 {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.newsletter-card p {
    color: var(--metin-ikincil);
    margin-bottom: 30px;
    font-size: 1.1rem;
}

.input-group {
    display: flex;
    gap: 10px;
    max-width: 500px;
    margin: 0 auto;
}

.glass-input {
    flex: 1;
    background: rgba(10, 17, 24, 0.5);
    border: 1px solid var(--glass-border);
    padding: 16px 20px;
    border-radius: 999px;
    color: #fff;
    font-family: 'Inter';
    font-size: 1rem;
    outline: none;
    transition: all 0.3s;
}

.glass-input:focus {
    border-color: var(--renk-ana);
    box-shadow: 0 0 15px rgba(92, 225, 230, 0.2);
}

/* Footer */
footer {
    padding: 40px 8%;
    border-top: 1px solid var(--glass-border);
    margin-top: 50px;
    background: rgba(10, 17, 24, 0.6);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1300px;
    margin: 0 auto;
}

.footer-content p {
    color: var(--metin-ikincil);
    font-size: 0.95rem;
}

/* Responsive */
@media (max-width: 992px) {
    .hero {
        flex-direction: column;
        text-align: center;
        padding-top: 60px;
    }
    .hero-content {
        margin: 0 auto;
    }
    .hero-content h1 {
        font-size: 3.5rem;
    }
    .cta-group {
        justify-content: center;
    }
    .hero-image {
        width: 100%;
        animation: none;
        transform: perspective(1000px) rotateY(0) rotateX(0) !important;
    }
    .input-group {
        flex-direction: column;
    }
    .newsletter-card {
        padding: 40px 20px;
    }
    .glass-nav {
        padding: 15px 5%;
    }
    .status-badge {
        font-size: 0.75rem;
        padding: 6px 12px;
    }
}