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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: #0f0f23;
    min-height: 100vh;
    margin: 0;
    padding: 0;
    overflow-x: hidden;
}

/* SEO Content - Hidden for users, visible for search engines */
.seo-content {
    position: absolute;
    left: -9999px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

/* Logo Text Styles */
.logo-text {
    font-size: 3rem;
    font-weight: 900;
    color: white;
    text-shadow: 0 0 30px rgba(102, 126, 234, 0.8);
    letter-spacing: 3px;
}

.logo-text span {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: block;
    font-size: 3.5rem;
}

/* Premium Karşılama Sayfası Stilleri */
.welcome-screen {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, #0f0f23 0%, #1a1a3e 50%, #0f0f23 100%);
}

.animated-bg {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 0;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.4;
    animation: float 20s ease-in-out infinite;
}

.orb-1 {
    width: 500px;
    height: 500px;
    background: linear-gradient(135deg, #11998e, #38ef7d);
    top: -250px;
    left: -250px;
    animation-delay: 0s;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: linear-gradient(135deg, #fc4a1a, #f7b733);
    bottom: -200px;
    right: -200px;
    animation-delay: 5s;
}

.orb-3 {
    width: 350px;
    height: 350px;
    background: linear-gradient(135deg, #4776e6, #8e54e9);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: 10s;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    25% {
        transform: translate(50px, -50px) scale(1.1);
    }
    50% {
        transform: translate(-30px, 50px) scale(0.9);
    }
    75% {
        transform: translate(30px, 30px) scale(1.05);
    }
}

.welcome-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 40px 20px;
    position: relative;
    z-index: 1;
}

.brand-logo {
    animation: logoFloat 3s ease-in-out infinite;
    margin-bottom: 30px;
    filter: drop-shadow(0 10px 30px rgba(102, 126, 234, 0.5));
    z-index: 10;
    position: relative;
}

@keyframes logoFloat {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
}

.brand-title {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin: 0 0 15px 0;
    font-size: 3.5rem;
    font-weight: 900;
    line-height: 1.2;
}

.title-line {
    color: #fff;
    text-shadow: 0 0 30px rgba(102, 126, 234, 0.5);
}

.title-gradient {
    background: linear-gradient(135deg, #11998e 0%, #38ef7d 50%, #4776e6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientShift 3s ease infinite;
}

@keyframes gradientShift {
    0%, 100% {
        filter: hue-rotate(0deg);
    }
    50% {
        filter: hue-rotate(20deg);
    }
}

.brand-subtitle {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.3rem;
    font-weight: 400;
    margin-bottom: 50px;
    text-align: center;
}

.features-grid-welcome {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    max-width: 900px;
    width: 100%;
    margin-bottom: 40px;
}

.feature-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 25px 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
    transition: all 0.3s ease;
    animation: cardFadeIn 0.6s ease forwards;
    opacity: 0;
}

.feature-card:nth-child(1) { animation-delay: 0.1s; }
.feature-card:nth-child(2) { animation-delay: 0.2s; }
.feature-card:nth-child(3) { animation-delay: 0.3s; }
.feature-card:nth-child(4) { animation-delay: 0.4s; }

@keyframes cardFadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.feature-card:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
}

.feature-icon {
    font-size: 2.5rem;
}

.feature-info {
    text-align: center;
}

.feature-info h3 {
    color: #fff;
    font-size: 1.8rem;
    font-weight: 700;
    margin: 0 0 5px 0;
}

.feature-info p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    margin: 0;
}

.info-text {
    margin: 30px 0;
    text-align: center;
}

.welcome-text {
    color: rgba(255, 255, 255, 0.95);
    font-size: 1.3rem;
    margin: 15px 0;
    font-weight: 500;
}

.welcome-subtitle {
    color: rgba(255, 255, 255, 0.75);
    font-size: 1rem;
    margin: 10px 0;
    font-style: italic;
}

.package-buttons {
    display: flex;
    gap: 15px;
    margin-top: 30px;
    flex-wrap: wrap;
    justify-content: center;
}

.btn-package {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.1);
    color: white;
    text-decoration: none;
    padding: 15px 30px;
    border-radius: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.btn-package:hover {
    background: rgba(102, 126, 234, 0.2);
    border-color: #667eea;
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(102, 126, 234, 0.3);
}

.btn-icon {
    font-size: 1.3rem;
}

.btn-text {
    font-size: 1rem;
}

.btn-primary-large {
    background: linear-gradient(135deg, #11998e, #38ef7d);
    border: 2px solid rgba(255, 255, 255, 0.3);
    padding: 18px 40px;
    font-size: 1.1rem;
}

.btn-primary-large:hover {
    background: linear-gradient(135deg, #0d8071, #2dd865);
    box-shadow: 0 10px 30px rgba(17, 153, 142, 0.5);
}

/* Footer Stilleri - Çakışma olmaması için farklı class isimleri */
.welcome-footer {
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(10px);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: 30px 20px;
    position: relative;
    z-index: 1;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.footer-info {
    margin-bottom: 15px;
}

.footer-brand {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 15px;
}

.footer-nav {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 10px;
}

.footer-nav a {
    color: rgba(255, 255, 255, 0.75);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.3s;
}

.footer-nav a:hover {
    color: #667eea;
}

.footer-nav span {
    color: rgba(255, 255, 255, 0.3);
}

.footer-copy {
    color: rgba(255, 255, 255, 0.55);
    font-size: 0.85rem;
    margin: 12px 0;
}

.footer-tag {
    color: rgba(255, 255, 255, 0.45);
    font-size: 0.8rem;
    margin: 5px 0 0 0;
    font-style: italic;
}

@media (max-width: 768px) {
    .brand-title {
        font-size: 2.5rem;
    }
    
    .features-grid-welcome {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    
    .package-buttons {
        flex-direction: column;
        width: 100%;
        max-width: 300px;
    }
    
    .btn-package {
        width: 100%;
        justify-content: center;
    }
    
    .logo-text {
        font-size: 2rem;
    }
    
    .logo-text span {
        font-size: 2.5rem;
    }
}