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

html {
    scroll-behavior: smooth
}

body {
    font-family: Segoe UI, Tahoma, Geneva, Verdana, sans-serif;
    color: #e0e0e0;
    background: #000;
    overflow-x: hidden;
    line-height: 1.6
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px
}

header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: #000c;
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, .1)
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 40px;
    max-width: 1400px;
    margin: 0 auto
}

.logo {
    font-size: 28px;
    font-weight: 700;
    background: linear-gradient(135deg, #00d4ff, #06f, #00d4ff);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: gradientShift 4s ease infinite
}

.nav-links {
    display: flex;
    gap: 30px
}

.nav-links a {
    color: #e0e0e0;
    text-decoration: none;
    font-weight: 500;
    transition: color .3s;
    position: relative
}

.nav-links a:after {
    content: "";
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #00d4ff;
    transition: width .3s
}

.nav-links a:hover {
    color: #00d4ff
}

.nav-links a:hover:after {
    width: 100%
}

@keyframes gradientShift {
    0% {
        background-position: 0% 50%
    }

    50% {
        background-position: 100% 50%
    }

    to {
        background-position: 0% 50%
    }
}

@keyframes pulse {

    0%,
    to {
        transform: scale(1);
        opacity: 1
    }

    50% {
        transform: scale(1.1);
        opacity: .8
    }
}

@keyframes pulseRing {
    0% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 1
    }

    to {
        transform: translate(-50%, -50%) scale(2);
        opacity: 0
    }
}

.section {
    min-height: 100vh;
    padding: 120px 20px 60px;
    position: relative;
    display: flex;
    align-items: center;
    transition: background .5s ease
}


.section:nth-child(odd) {
    background: linear-gradient(135deg, #000a1ee6, #000014f2)
}

.section:nth-child(2n) {
    background: linear-gradient(135deg, #0a001ee6, #050019f2)
}

.hero {
    text-align: center;
    background: linear-gradient(135deg, #001428f2, #000a1efa)
}


.glitch {
    font-size: 80px;
    font-weight: 700;
    color: #fff;
    position: relative;
    text-shadow: 0 0 20px rgba(0, 212, 255, .8), 0 0 40px rgba(0, 102, 255, .6);
    margin-bottom: 20px
}


.tagline {
    font-size: 28px;
    color: #00d4ff;
    margin-bottom: 10px;
    text-shadow: 0 0 10px rgba(0, 212, 255, .5)
}

.subtitle {
    font-size: 20px;
    color: #a0a0a0
}

h2 {
    font-size: 48px;
    margin-bottom: 60px;
    text-align: center;
    background: linear-gradient(135deg, #00d4ff, #06f);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 0 30px rgba(0, 212, 255, .3)
}

.content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-top: 60px
}

.feature-card {
    background: #ffffff0d;
    border: 1px solid rgba(0, 212, 255, .3);
    border-radius: 15px;
    padding: 40px;
    text-align: center;
    transition: transform .3s, box-shadow .3s, border-color .3s;
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px)
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 40px #00d4ff4d;
    border-color: #00d4ff99
}

.icon {
    font-size: 48px;
    margin-bottom: 20px
}

.feature-card h3 {
    font-size: 24px;
    margin-bottom: 15px;
    color: #00d4ff
}

.feature-card p {
    color: silver;
    line-height: 1.8
}

.otc-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center
}

.otc-text h3 {
    font-size: 32px;
    margin-bottom: 20px;
    color: #00d4ff
}

.otc-text p {
    font-size: 18px;
    color: silver;
    margin-bottom: 30px;
    line-height: 1.8
}

.benefits-list {
    list-style: none;
    margin-top: 30px
}

.benefits-list li {
    font-size: 18px;
    color: #e0e0e0;
    margin-bottom: 15px;
    padding-left: 10px
}

.otc-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 400px
}

.pulse-circle {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background: radial-gradient(circle, #00d4ff66, #0066ff1a 70%);
    border: 2px solid rgba(0, 212, 255, .6);
    animation: pulse 3s ease-in-out infinite;
    position: relative
}

.pulse-circle:before,
.pulse-circle:after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    border-radius: 50%;
    border: 2px solid rgba(0, 212, 255, .4);
    animation: pulseRing 3s ease-in-out infinite
}

.pulse-circle:after {
    animation-delay: 1.5s
}


.contact-intro {
    text-align: center;
    font-size: 20px;
    color: silver;
    margin-bottom: 40px
}

.contact-form {
    max-width: 600px;
    margin: 0 auto
}

.form-group {
    margin-bottom: 25px
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px 20px;
    font-size: 16px;
    background: #ffffff0d;
    border: 1px solid rgba(0, 212, 255, .3);
    border-radius: 8px;
    color: #fff;
    transition: border-color .3s, box-shadow .3s;
    font-family: inherit
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: gray
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #00d4ff;
    box-shadow: 0 0 20px #00d4ff4d
}

.submit-btn {
    width: 100%;
    padding: 15px;
    font-size: 18px;
    font-weight: 600;
    background: linear-gradient(135deg, #00d4ff, #06f);
    color: #fff;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: transform .3s, box-shadow .3s
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px #00d4ff66
}

footer {
    background: #000000e6;
    padding: 30px 20px;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, .1)
}

footer p {
    color: gray
}

@media (max-width: 768px) {
    .nav-links {
        gap: 15px
    }

    nav {
        padding: 15px 20px;
        flex-direction: column;
        gap: 15px
    }

    .glitch {
        font-size: 48px
    }

    .tagline {
        font-size: 20px
    }

    .subtitle {
        font-size: 16px
    }

    h2 {
        font-size: 36px
    }

    .content-grid {
        grid-template-columns: 1fr
    }

    .otc-content {
        grid-template-columns: 1fr;
        gap: 40px
    }
}

/* Notification Styles */
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    background: linear-gradient(135deg, #00d4ff, #0066ff);
    color: white;
    padding: 16px 20px;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 212, 255, 0.3);
    display: flex;
    align-items: center;
    gap: 12px;
    z-index: 10000;
    transform: translateX(400px);
    transition: transform 0.3s ease-in-out;
    font-weight: 500;
    max-width: 300px;
}

.notification.show {
    transform: translateX(0);
}

.notification-text {
    flex: 1;
}

.notification-close {
    background: none;
    border: none;
    color: white;
    font-size: 20px;
    font-weight: bold;
    cursor: pointer;
    padding: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: background-color 0.2s ease;
}

.notification-close:hover {
    background-color: rgba(255, 255, 255, 0.2);
}

@media (max-width: 768px) {
    .notification {
        right: 10px;
        left: 10px;
        max-width: none;
        transform: translateY(-100px);
    }

    .notification.show {
        transform: translateY(0);
    }
}