body {
    margin: 0;
    font-family: 'Roboto', Arial, sans-serif;
    min-height: 100vh;
    background: linear-gradient(135deg, #18263A 0%, #223049 45%, #253a55 100%);
    position: relative;
    overflow-x: hidden;
    color: #dfe6ed;
}
.bg-blobs {
    position: fixed;
    left: 0; top: 0;
    width: 100vw; height: 100vh;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
}
.bg-blobs svg {
    width: 100vw;
    height: 100vh;
    display: block;
}
.main-header {
    width: 100vw;
    max-width: 100vw;
    padding: 0 6vw;
    height: 74px;
    box-sizing: border-box;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(34,48,73,0.98);
    backdrop-filter: blur(3px);
    border-bottom: 2px solid #3ba5ff;
    position: relative;
    z-index: 10;
}
.logo-title {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    padding-top: 6px;
}
.logo {
    font-family: 'Orbitron', 'Roboto', Arial, sans-serif;
    color: #17c8b3;
    font-size: 2.2em;
    font-weight: 900;
    letter-spacing: 0.06em;
    text-shadow: 0 0 18px #3ba5ff;
}
.logo-dot { color: #3ba5ff; }
.site-title {
    font-size: 1.02em;
    color: #dfe6ed;
    margin-top: -8px;
    letter-spacing: 0.03em;
}
.header-buttons {
    display: flex;
    gap: 1rem;
    margin-top: 6px;
}
.header-btn {
    background: linear-gradient(90deg, #17c8b3 0%, #3ba5ff 100%);
    color: #fff;
    font-weight: bold;
    font-size: 0.93em;
    border: none;
    border-radius: 28px;
    padding: 0.48em 1.3em;
    cursor: pointer;
    box-shadow: 0 0 7px #223049;
    transition: background 0.3s, box-shadow 0.3s, transform 0.2s;
}
.header-btn.small {
    font-size: 0.93em;
    padding: 0.48em 1.3em;
}
.header-btn:hover {
    background: linear-gradient(90deg, #3ba5ff 0%, #17c8b3 100%);
    color: #fff;
    box-shadow: 0 0 12px #17c8b3;
    transform: scale(1.04);
}
.header-btn.alt {
    background: linear-gradient(90deg, #686de0 0%, #253a55 100%);
    color: #fff;
}
.header-btn.alt:hover {
    background: linear-gradient(90deg, #253a55 0%, #3ba5ff 100%);
    color: #fff;
    box-shadow: 0 0 15px #3ba5ff;
}
.hero-section {
    width: 100vw;
    max-width: 100vw;
    min-height: 340px;
    display: flex;
    box-sizing: border-box;
    padding: 5vw 8vw 0 8vw;
    position: relative;
    z-index: 2;
}
.hero-flex {
    width: 100%;
    display: flex;
    flex-direction: row;
    align-items: flex-start;
    justify-content: flex-start;
    gap: 40px;
}
.hero-info {
    display: flex;
    flex-direction: column;
    min-width: 340px;
    gap: 22px;
}
.hero-qr {
    background: #232e3b;
    border-radius: 24px;
    box-shadow: 0 4px 24px #3ba5ff55;
    padding: 0.2rem 0.2rem 0.7rem 0.2rem;
    border: 2px solid #17c8b3;
    width: 132px;
    display: flex;
    flex-direction: column;
    align-items: center;
}
.colorful-qr svg {
    margin-top: 6px;
    margin-bottom: -2px;
    border-radius: 18px;
    box-shadow: 0 2px 18px #3ba5ff33;
}
.qr-label {
    margin-top: 0.1em;
    color: #3ba5ff;
    font-weight: 600;
    font-size: 1em;
    letter-spacing: 0.06em;
    text-align: center;
}
.hero-slogan h1 {
    font-family: 'Orbitron', sans-serif;
    font-size: 2em;
    color: #fff;
    font-weight: 900;
    margin-bottom: 0.4em;
    letter-spacing: 0.07em;
    text-align: left;
}
.magic-gradient {
    background: linear-gradient(90deg, #17c8b3 0%, #3ba5ff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: bold;
}
.hero-desc {
    color: #dfe6ed;
    font-size: 1.14em;
    font-weight: 500;
    text-align: left;
}
.highlight {
    color: #17c8b3;
    font-weight: bold;
    font-size: 1.04em;
    margin-top: 0.6em;
    letter-spacing: 0.08em;
    display: block;
}
.hero-menu-group {
    display: flex;
    flex-direction: row;
    gap: 32px;
    align-items: flex-end;
    margin-top: 0;
    justify-content: flex-start;
    flex: 1;
}
.hero-preview-card {
    display: flex;
    flex-direction: column;
    align-items: center;
}
.hero-preview {
    border-radius: 32px;
    box-shadow: 0 8px 36px #22304966;
    background: #232e3b;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Orbitron', 'Roboto', Arial, sans-serif;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-align: center;
    color: #dfe6ed;
    transition: box-shadow 0.2s;
}
.hero-preview.big-menu {
    width: 240px;
    height: 400px;
    font-size: 2.4em;
}
.preview-label {
    margin-top: 0.6em;
    color: #17c8b3;
    font-weight: 600;
    font-size: 1.05em;
    letter-spacing: 0.05em;
    text-align: center;
}
.features-section {
    width: 100vw;
    max-width: 100vw;
    padding: 3vw 8vw 0 8vw;
    box-sizing: border-box;
    position: relative;
    z-index: 2;
}
.section-title {
    font-family: 'Orbitron', 'Roboto', Arial, sans-serif;
    font-size: 1.3em;
    color: #3ba5ff;
    margin-bottom: 32px;
    background: linear-gradient(90deg, #3ba5ff 0%, #17c8b3 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-align: left;
}
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
    gap: 32px;
    margin-bottom: 32px;
}
.feature-card {
    background: #232e3b;
    border-radius: 20px;
    padding: 28px 20px;
    box-shadow: 0 2px 18px #17c8b322;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 14px;
    min-height: 120px;
    border: 2px solid #3ba5ff;
    text-align: center;
}
.feature-icon {
    font-size: 2em;
    margin-bottom: 6px;
    filter: drop-shadow(0 0 8px #3ba5ff22);
}
.feature-title {
    font-size: 1.12em;
    color: #dfe6ed;
    font-weight: 700;
}
.feature-desc {
    font-size: 1.03em;
    color: #dfe6ed;
    text-align: center;
}
.advantages-section {
    width: 100vw;
    max-width: 100vw;
    padding: 2vw 8vw 0 8vw;
    box-sizing: border-box;
    position: relative;
    z-index: 2;
}
.advantage-list {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
    margin: 10px 0 32px 0;
}
.advantage-block {
    background: #223049;
    border-radius: 18px;
    padding: 22px 28px;
    font-size: 1.13em;
    color: #3ba5ff;
    font-weight: 700;
    min-width: 230px;
    box-shadow: 0 2px 18px #17c8b344;
    border: 2px solid #17c8b3;
    display: flex;
    align-items: center;
    gap: 10px;
    text-align: left;
}

/* FİYATLANDIRMA (PRICING) ALANI */
.pricing-section {
    width: 100vw;
    max-width: 100vw;
    padding: 2vw 8vw 0 8vw;
    box-sizing: border-box;
    position: relative;
    z-index: 2;
    margin-bottom: 48px;
    margin-top: 30px;
}
.pricing-title {
    font-family: 'Orbitron', 'Roboto', Arial, sans-serif;
    font-size: 1.45em;
    color: #3ba5ff;
    font-weight: 800;
    letter-spacing: 0.07em;
    margin-bottom: 36px;
    text-align: center;
    background: linear-gradient(90deg, #3ba5ff 0%, #17c8b3 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.pricing-toggle {
    display: flex;
    justify-content: center;
    gap: 18px;
    margin-bottom: 26px;
}
.pricing-toggle button {
    padding: 0.5em 1.6em;
    border-radius: 22px;
    border: none;
    background: #232e3b;
    color: #3ba5ff;
    font-weight: 700;
    font-size: 1.08em;
    cursor: pointer;
    box-shadow: 0 2px 14px #17c8b322;
    transition: background 0.2s, color 0.2s, transform 0.2s;
}
.pricing-toggle button.active,
.pricing-toggle button:hover {
    background: linear-gradient(90deg, #17c8b3 0%, #3ba5ff 100%);
    color: #fff;
    transform: scale(1.06);
}
.pricing-plans {
    display: flex;
    flex-wrap: wrap;
    gap: 32px;
    justify-content: center;
    align-items: stretch;
    margin-bottom: 24px;
}
.pricing-card {
    background: #232e3b;
    border-radius: 22px;
    box-shadow: 0 2px 18px #3ba5ff33;
    border: 2px solid #3ba5ff;
    padding: 34px 30px 30px 30px;
    min-width: 230px;
    max-width: 320px;
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: box-shadow 0.2s, border-color 0.2s, transform 0.23s;
}
.pricing-card.featured {
    border: 2px solid #17c8b3;
    box-shadow: 0 0 28px #17c8b399;
    transform: scale(1.04);
}
.pricing-plan-title {
    font-size: 1.22em;
    font-weight: 700;
    color: #3ba5ff;
    margin-bottom: 10px;
    letter-spacing: 0.04em;
}
.pricing-plan-price {
    font-size: 2.15em;
    color: #dfe6ed;
    font-weight: 900;
    margin-bottom: 14px;
    letter-spacing: 0.04em;
}
.pricing-features {
    list-style: none;
    padding: 0;
    margin: 0 0 18px 0;
    width: 100%;
}
.pricing-features li {
    font-size: 1.08em;
    color: #dfe6ed;
    padding: 7px 0;
    border-bottom: 1px solid #223049;
    text-align: left;
}
.pricing-features li:last-child {
    border-bottom: none;
}
.pricing-btn {
    margin-top: 18px;
    background: linear-gradient(90deg, #17c8b3 0%, #3ba5ff 100%);
    color: #fff;
    font-weight: 700;
    border: none;
    border-radius: 22px;
    padding: 0.6em 2em;
    cursor: pointer;
    box-shadow: 0 0 10px #223049;
    font-size: 1.05em;
    transition: background 0.2s, box-shadow 0.2s, transform 0.2s;
}
.pricing-btn:hover {
    background: linear-gradient(90deg, #3ba5ff 0%, #17c8b3 100%);
    box-shadow: 0 0 15px #3ba5ff;
    transform: scale(1.06);
}

/* Responsive Pricing */
@media (max-width: 1100px) {
    .pricing-plans { flex-direction: column; gap: 18px; align-items: center;}
}
@media (max-width: 700px) {
    .pricing-section { padding: 2vw 2vw 0 2vw; margin-bottom: 32px; margin-top: 18px;}
    .pricing-title { font-size: 1.1em; }
    .pricing-card { min-width: 90vw; max-width: 98vw; }
}
@media (max-width: 1200px) {
    .main-header, .hero-section, .features-section, .advantages-section, .pricing-section {
        padding-left: 2vw; padding-right: 2vw;
    }
}
.main-footer {
    text-align: center;
    padding: 24px;
    font-size: 1.09em;
    color: #dfe6ed;
    margin-top: 30px;
    background: #232e3b;
    border-top: 2px solid #17c8b3;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}
.footer-social {
    display: flex;
    gap: 18px;
    margin-top: 7px;
}
.footer-social img {
    width: 32px;
    height: 32px;
    opacity: 0.7;
    transition: opacity 0.2s, transform 0.2s;
}
.footer-social img:hover {
    opacity: 1;
    transform: scale(1.09);
}
/* Yönetici Girişi Popup */
.admin-popup-bg {
    position: fixed;
    left: 0; top: 0;
    width: 100vw; height: 100vh;
    background: rgba(34,48,73,0.89);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.3s;
}
.admin-popup {
    background: #223049;
    border-radius: 18px;
    box-shadow: 0 0 32px #17c8b3aa;
    padding: 32px 34px 28px 34px;
    min-width: 300px;
    max-width: 348px;
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
}
.admin-popup-title {
    font-family: 'Orbitron', 'Roboto', Arial, sans-serif;
    font-size: 1.26em;
    color: #3ba5ff;
    font-weight: 700;
    margin-bottom: 18px;
    text-align: center;
}
.admin-popup-input {
    background: #232e3b;
    color: #dfe6ed;
    border: 2px solid #3ba5ff;
    border-radius: 12px;
    font-size: 1.09em;
    padding: 0.8em 1em;
    margin-bottom: 14px;
    width: 92%;
    outline: none;
    transition: border-color 0.2s;
}
.admin-popup-input:focus {
    border-color: #17c8b3;
}
.remember-label {
    color: #dfe6ed;
    font-size: 1.03em;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.admin-popup-btn {
    background: linear-gradient(90deg, #17c8b3 0%, #3ba5ff 100%);
    color: #fff;
    font-weight: 700;
    border: none;
    border-radius: 14px;
    padding: 0.7em 2em;
    font-size: 1.08em;
    margin-top: 6px;
    cursor: pointer;
    box-shadow: 0 0 10px #223049;
    transition: background 0.2s, box-shadow 0.2s, transform 0.2s;
}
.admin-popup-btn:hover {
    background: linear-gradient(90deg, #3ba5ff 0%, #17c8b3 100%);
    box-shadow: 0 0 15px #3ba5ff;
    transform: scale(1.05);
}
.admin-popup-close {
    background: none;
    color: #dfe6ed;
    font-size: 1.12em;
    border: none;
    margin-top: 18px;
    cursor: pointer;
    opacity: 0.6;
}
.admin-popup-close:hover {
    opacity: 1;
    color: #3ba5ff;
}
.admin-btn-area {
    text-align: right;
}
@media (max-width: 700px) {
    .admin-popup { min-width: 96vw; max-width: 99vw; }
}