:root {
    --primary-color: #00f3ff; /* Neon Cyan */
    --secondary-color: #bc13fe; /* Neon Purple */
    --bg-color: #020410; /* Deep Dark Blue */
    --glass-bg: rgba(0, 243, 255, 0.05);
    --border-color: rgba(0, 243, 255, 0.4);
    --text-color: #e0faff;
}

body {
    background-color: var(--bg-color);
    background-image: 
        linear-gradient(rgba(0, 243, 255, 0.1) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 243, 255, 0.1) 1px, transparent 1px);
    background-size: 40px 40px;
    margin: 0;
    padding: 0;
    font-family: "Segoe UI", "Roboto", "Helvetica Neue", sans-serif;
    color: var(--text-color);
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
}

/* Holographic Scanline Overlay */
body::before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: repeating-linear-gradient(
        0deg,
        rgba(0, 0, 0, 0.15),
        rgba(0, 0, 0, 0.15) 1px,
        transparent 1px,
        transparent 2px
    );
    pointer-events: none;
    z-index: 9999;
}

/* Vignette Effect */
body::after {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, transparent 50%, rgba(0,0,0,0.8) 100%);
    pointer-events: none;
    z-index: 9998;
}

.container {
    max-width: 750px;
    text-align: center;
    margin: 40px auto;
    padding: 40px 20px;
    background: var(--glass-bg);
    border: 1px solid var(--border-color);
    box-shadow: 0 0 30px rgba(0, 243, 255, 0.15), inset 0 0 20px rgba(0, 243, 255, 0.1);
    border-radius: 4px;
    backdrop-filter: blur(4px);
    position: relative;
    animation: hologramOn 0.5s ease-out forwards;
    clip-path: polygon(
        0 0, 
        100% 0, 
        100% calc(100% - 20px), 
        calc(100% - 20px) 100%, 
        0 100%
    );
}

/* Tech Corners */
.container::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 20px; height: 20px;
    border-top: 2px solid var(--primary-color);
    border-left: 2px solid var(--primary-color);
    box-shadow: -2px -2px 10px var(--primary-color);
}
.container::after {
    content: '';
    position: absolute;
    bottom: 0; right: 0;
    width: 20px; height: 20px;
    border-bottom: 2px solid var(--primary-color);
    border-right: 2px solid var(--primary-color);
    box-shadow: 2px 2px 10px var(--primary-color);
}

.app_name {
    font-weight: bold;
    font-size: 36px;
    color: var(--primary-color);
    text-transform: uppercase;
    letter-spacing: 4px;
    text-shadow: 0 0 10px var(--primary-color), 0 0 20px var(--primary-color);
    margin-bottom: 10px;
    background: none;
    -webkit-text-fill-color: var(--primary-color);
    animation: flicker 3s infinite;
}

.subtitle {
    margin-top: 15px;
    color: rgba(255, 255, 255, 0.9);
    font-size: 18px;
    text-shadow: 0 0 5px rgba(0, 243, 255, 0.5);
    letter-spacing: 1px;
}

.subtitle2 {
    margin-top: 8px;
    color: var(--secondary-color);
    font-family: monospace;
    letter-spacing: 2px;
    text-shadow: 0 0 8px var(--secondary-color);
}

.download_container {
    margin-top: 50px;
}

.download_container .button {
    height: 60px;
    display: block;
    border: 1px solid var(--primary-color);
    color: var(--primary-color);
    font-size: 18px;
    max-width: 500px;
    margin: 0 auto 25px;
    line-height: 60px;
    font-weight: bold;
    border-radius: 2px;
    background: rgba(0, 10, 20, 0.8);
    box-shadow: 0 0 15px rgba(0, 243, 255, 0.1);
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.download_container .button:hover {
    background: var(--primary-color);
    color: #000;
    box-shadow: 0 0 30px var(--primary-color);
    transform: scale(1.02);
}

/* Button Scan Effect */
.download_container .button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.8), transparent);
    transition: left 0.5s;
}

.download_container .button:hover::before {
    left: 100%;
}

.button img {
    width: 24px;
    margin-right: 12px;
    margin-bottom: 5px;
    vertical-align: middle;
    filter: drop-shadow(0 0 2px var(--primary-color));
    transition: all 0.3s;
}

.download_container .button:hover img {
    filter: brightness(0);
    transform: scale(1.1);
}

.problems {
    max-width: 500px;
    color: var(--text-color);
    text-align: left;
    margin: 50px auto 0;
    border-top: 1px solid rgba(0, 243, 255, 0.2);
    padding-top: 30px;
}

.problems_title {
    text-align: center;
    font-size: 24px;
    font-weight: bold;
    color: #fff;
    margin-bottom: 30px;
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
    letter-spacing: 2px;
}

.problems_subtitle {
    margin-top: 25px;
    font-weight: bold;
    font-size: 18px;
    color: var(--primary-color);
    padding-left: 15px;
    border-left: 4px solid var(--primary-color);
    background: linear-gradient(90deg, rgba(0, 243, 255, 0.15), transparent);
    padding: 10px 15px;
    text-shadow: 0 0 5px var(--primary-color);
}

li {
    line-height: 28px;
    margin-bottom: 8px;
    padding: 10px 15px;
    background: rgba(0, 243, 255, 0.03);
    border: 1px solid rgba(0, 243, 255, 0.1);
    transition: all 0.3s ease;
    border-left: 3px solid transparent;
}

li:hover {
    background: rgba(0, 243, 255, 0.1);
    border-left: 3px solid var(--secondary-color);
    transform: translateX(10px);
    box-shadow: 0 0 15px rgba(0, 243, 255, 0.1);
    color: #fff;
}

.ios_password {
    font-weight: bold;
    font-size: 28px;
    color: var(--secondary-color);
    text-shadow: 0 0 10px var(--secondary-color);
    animation: pulse 2s infinite;
    padding: 5px 15px;
    background: rgba(188, 19, 254, 0.1);
    border: 1px solid var(--secondary-color);
    border-radius: 4px;
    cursor: pointer;
}

.footer {
    margin-top: 40px;
    color: rgba(0, 243, 255, 0.6);
    line-height: 25px;
    font-size: 14px;
    text-shadow: 0 0 5px rgba(0, 243, 255, 0.3);
}

a {
    text-decoration: none;
}

/* Animations */
@keyframes hologramOn {
    0% {
        opacity: 0;
        transform: scaleY(0.1) scaleX(0.8);
        filter: blur(20px);
    }
    50% {
        opacity: 0.8;
        transform: scaleY(1.1) scaleX(1.05);
        filter: blur(2px);
    }
    100% {
        opacity: 1;
        transform: scale(1);
        filter: blur(0);
    }
}

@keyframes flicker {
    0%, 19%, 21%, 23%, 25%, 54%, 56%, 100% {
        text-shadow: 0 0 10px var(--primary-color), 0 0 20px var(--primary-color);
        opacity: 1;
    }
    20%, 24%, 55% {
        text-shadow: none;
        opacity: 0.5;
    }
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(188, 19, 254, 0.4); }
    70% { box-shadow: 0 0 0 10px rgba(188, 19, 254, 0); }
    100% { box-shadow: 0 0 0 0 rgba(188, 19, 254, 0); }
}

@media (max-width: 768px) {
    .container {
        margin: 10px;
        padding: 30px 15px;
    }
    .app_name {
        font-size: 28px;
    }
    .download_container .button {
        height: 55px;
        line-height: 55px;
        font-size: 15px;
    }
}