:root {
    --primary-color: #007AFF;
    --primary-hover: #0062cc;
    --text-color: #1c1c1e;
    --text-secondary: #8e8e93;
    --bg-gradient-1: #ff2d55;
    --bg-gradient-2: #5856d6;
    --bg-gradient-3: #007aff;
    --glass-bg: rgba(255, 255, 255, 0.65);
    --glass-border: rgba(255, 255, 255, 0.4);
    --shadow-color: rgba(0, 0, 0, 0.1);
}

@media (prefers-color-scheme: dark) {
    :root {
        --text-color: #ffffff;
        --text-secondary: #ebebf5;
        --glass-bg: rgba(30, 30, 30, 0.65);
        --glass-border: rgba(255, 255, 255, 0.1);
        --shadow-color: rgba(0, 0, 0, 0.3);
    }
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: #f2f2f7;
    color: var(--text-color);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
    position: relative;
    -webkit-font-smoothing: antialiased;
}

/* Background Animation */
.background-blobs {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.6;
    animation: move 20s infinite alternate;
}

.blob-1 {
    width: 400px;
    height: 400px;
    background: var(--bg-gradient-1);
    top: -10%;
    left: -10%;
    animation-duration: 25s;
}

.blob-2 {
    width: 500px;
    height: 500px;
    background: var(--bg-gradient-2);
    bottom: -10%;
    right: -10%;
    animation-duration: 30s;
    animation-delay: -5s;
}

.blob-3 {
    width: 300px;
    height: 300px;
    background: var(--bg-gradient-3);
    top: 40%;
    left: 40%;
    animation-duration: 22s;
    animation-delay: -10s;
}

@keyframes move {
    from {
        transform: translate(0, 0) scale(1);
    }

    to {
        transform: translate(50px, 30px) scale(1.1);
    }
}

.container {
    width: 100%;
    max-width: 420px;
    padding: 20px;
    z-index: 10;
}

/* Glass Card */
.card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 40px 30px;
    box-shadow: 0 20px 40px var(--shadow-color);
    text-align: center;
    transition: transform 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
}

.app-header {
    margin-bottom: 30px;
}

.app-icon-container {
    margin-bottom: 20px;
    display: inline-block;
}

.app-icon-placeholder {
    width: 96px;
    height: 96px;
    background: linear-gradient(135deg, #e0e0e0, #ffffff);
    border-radius: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #888;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.app-icon-placeholder img {
    width: 100%;
    height: 100%;
    border-radius: 22px;
    object-fit: cover;
}

h1 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 4px;
    letter-spacing: -0.5px;
}

.version {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.badge {
    display: inline-block;
    padding: 4px 12px;
    background-color: rgba(142, 142, 147, 0.2);
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.content {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.description {
    font-size: 15px;
    line-height: 1.5;
    color: var(--text-color);
    opacity: 0.9;
}

.btn-install {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background-color: var(--primary-color);
    color: white;
    text-decoration: none;
    padding: 14px 24px;
    border-radius: 14px;
    font-weight: 600;
    font-size: 16px;
    transition: all 0.2s ease;
    box-shadow: 0 4px 12px rgba(0, 122, 255, 0.3);
}

.btn-install:hover {
    background-color: var(--primary-hover);
    transform: scale(1.02);
    box-shadow: 0 6px 16px rgba(0, 122, 255, 0.4);
}

.btn-install:active {
    transform: scale(0.98);
}

.btn-secondary {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background-color: transparent;
    color: var(--primary-color);
    text-decoration: none;
    padding: 12px 24px;
    border-radius: 14px;
    font-weight: 500;
    font-size: 15px;
    transition: all 0.2s ease;
    margin-top: 10px;
    border: 1px solid rgba(0, 122, 255, 0.2);
}

.btn-secondary:hover {
    background-color: rgba(0, 122, 255, 0.05);
}

.verification-note {
    background-color: rgba(255, 204, 0, 0.15);
    border-radius: 12px;
    padding: 12px;
    font-size: 13px;
    display: flex;
    align-items: center;
    gap: 10px;
    text-align: left;
    color: var(--text-color);
}

@media (prefers-color-scheme: dark) {
    .verification-note {
        background-color: rgba(255, 214, 10, 0.15);
    }
}

.note-icon {
    flex-shrink: 0;
    color: #ffcc00;
}

.footer {
    margin-top: 30px;
    font-size: 12px;
    color: var(--text-secondary);
    opacity: 0.7;
}