.app-wrapper {
    background: var(--public-bg);
    min-height: 100vh;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-15) var(--space-6);
}

.app-wrapper::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        linear-gradient(var(--public-grid) 1px, transparent 1px),
        linear-gradient(90deg, var(--public-grid) 1px, transparent 1px);
    background-size: 60px 60px;
    pointer-events: none;
    z-index: 0;
}

.app-orb {
    position: fixed;
    border-radius: 50%;
    filter: blur(80px);
    pointer-events: none;
    z-index: 0;
    animation: float 20s ease-in-out infinite;
}

.app-orb-1 {
    width: 500px;
    height: 500px;
    background: color-mix(in srgb, var(--success) 30%, transparent);
    top: -150px;
    right: -150px;
}

.app-orb-2 {
    width: 400px;
    height: 400px;
    background: var(--public-glow);
    bottom: -100px;
    left: -100px;
}

.app-container {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-6);
    max-width: 500px;
    width: 100%;
}

/* Main Card */
.app-card {
    background: color-mix(in srgb, var(--public-text) 85%, transparent);
    border: 1px solid var(--public-border);
    border-radius: var(--radius-4xl);
    padding: var(--space-12) var(--space-10);
    text-align: center;
    width: 100%;
    position: relative;
}

html:not(.dark) .app-card {
    background: color-mix(in srgb, var(--text-on-brand) 85%, transparent);
}

@supports (backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px)) {
    .app-card {
        background: var(--public-glass);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
    }
    html:not(.dark) .app-card {
        background: var(--public-glass);
    }
}

.app-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, color-mix(in srgb, var(--text-on-brand) 10%, transparent), transparent);
}

/* Header */
.app-header {
    margin-bottom: var(--space-8);
}

.app-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    background: linear-gradient(135deg, color-mix(in srgb, var(--success) 15%, transparent), color-mix(in srgb, var(--public-accent) 15%, transparent));
    border: 1px solid color-mix(in srgb, var(--success) 30%, transparent);
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-sm);
    font-size: var(--text-sm);
    font-weight: var(--weight-semibold);
    color: var(--public-accent-tertiary);
    margin-bottom: var(--space-5);
}

.app-badge i {
    font-size: var(--text-base);
}

.app-header h1 {
    font-size: var(--text-3xl);
    font-weight: var(--weight-extrabold);
    background: linear-gradient(135deg, var(--public-text) 0%, var(--public-accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin: 0 0 var(--space-2);
}

.app-header-logo {
    display: block;
    height: 50px;
    width: auto;
    margin: 0 auto var(--space-2);
}

.app-header p {
    font-size: var(--text-md);
    color: var(--public-text-secondary);
    margin: 0;
}

/* QR Code */
.qr-wrapper {
    position: relative;
    display: inline-block;
    padding: var(--space-5);
    background: color-mix(in srgb, var(--text-on-brand) 5%, transparent);
    border-radius: var(--radius-2xl);
    border: 1px solid var(--public-border);
    margin-bottom: var(--space-2);
}

html:not(.dark) .qr-wrapper {
    background: var(--text-on-brand);
}

/* The white plate the code sits on. ISO/IEC 18004 has scanners read the
   reflectance difference between dark modules and a light field, so the plate
   does not follow the theme - it stays paper white in both. */
.qr-container {
    width: 180px;
    height: 180px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-3);
    border-radius: var(--radius-md);
    background: var(--qr-paper);
}

.qr-container img {
    width: 100%;
    height: 100%;
    border-radius: var(--radius-md);
}

.qr-logo {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 48px;
    height: 48px;
    background: var(--public-bg);
    border-radius: var(--radius-lg);
    padding: var(--space-1);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--public-border);
}

.qr-logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.scan-text {
    font-size: var(--text-sm);
    color: var(--public-text-muted);
    text-transform: uppercase;
    letter-spacing: var(--tracking-widest);
    margin-bottom: var(--space-7);
}

/* Download Button */
.btn-download {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-3);
    background: linear-gradient(135deg, var(--public-accent-tertiary), var(--success-strong));
    color: white;
    padding: var(--space-4) var(--space-10);
    border-radius: var(--radius-lg);
    font-size: var(--text-md);
    font-weight: var(--weight-semibold);
    text-decoration: none;
    transition: all var(--transition-slow) ease;
    box-shadow: 0 8px 30px color-mix(in srgb, var(--success) 40%, transparent);
    width: 100%;
    max-width: 280px;
}

.btn-download:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 40px color-mix(in srgb, var(--success) 50%, transparent);
}

.btn-download i {
    font-size: var(--text-xl);
}

/* Version Info */
.version-info {
    margin-top: var(--space-5);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-4);
    font-size: var(--text-sm);
    color: var(--public-text-muted);
}

.version-tag {
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

.version-tag i {
    font-size: var(--text-sm);
    color: var(--public-accent);
}

/* Features */

.feature-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
}

.feature-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, color-mix(in srgb, var(--public-accent) 15%, transparent), color-mix(in srgb, var(--accent-violet) 15%, transparent));
    border-radius: var(--radius-lg);
    color: var(--public-accent);
    font-size: var(--text-lg);
    transition: all var(--transition-slow) ease;
}

.feature-item:hover .feature-icon {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px color-mix(in srgb, var(--public-accent) 30%, transparent);
}

.feature-item span {
    font-size: var(--text-sm);
    color: var(--public-text-secondary);
    font-weight: var(--weight-medium);
}

/* Install Steps Card */
.install-card {
    background: color-mix(in srgb, var(--bg-body) 85%, transparent);
    border: 1px solid color-mix(in srgb, var(--warning) 20%, transparent);
    border-radius: var(--radius-2xl);
    padding: var(--space-6) var(--space-7);
    width: 100%;
    text-align: left;
}

html:not(.dark) .install-card {
    background: color-mix(in srgb, var(--warning-surface) 90%, transparent);
}

@supports (backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px)) {
    .install-card {
        background: linear-gradient(135deg, color-mix(in srgb, var(--warning) 10%, transparent), color-mix(in srgb, var(--warning) 5%, transparent));
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
    }
    html:not(.dark) .install-card {
        background: linear-gradient(135deg, color-mix(in srgb, var(--warning) 10%, transparent), color-mix(in srgb, var(--warning) 5%, transparent));
    }
}

.install-title {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-base);
    font-weight: var(--weight-bold);
    color: var(--warning);
    margin-bottom: var(--space-4);
}

.install-title i {
    font-size: var(--text-md);
}

.steps-list {
    margin: 0;
    padding-left: var(--space-6);
    font-size: var(--text-sm);
    color: var(--public-text-secondary);
    line-height: var(--leading-loose);
}

.steps-list li {
    padding-left: var(--space-1);
}

.steps-list strong {
    color: var(--public-text);
}

/* Responsive */
@media (max-width: 480px) {
    .app-wrapper {
        padding: var(--space-10) var(--space-4);
    }

    .app-card {
        padding: var(--space-9) var(--space-6);
    }

    .app-header h1 {
        font-size: var(--text-3xl);
    }

    .qr-container {
        width: 160px;
        height: 160px;
    }

    .qr-logo {
        width: 40px;
        height: 40px;
    }

    .features-grid {
        gap: var(--space-3);
    }

    .feature-icon {
        width: 42px;
        height: 42px;
        font-size: var(--text-md);
    }

    .feature-item span {
        font-size: var(--text-xs);
    }

    .btn-download {
        padding: var(--space-3) var(--space-8);
        font-size: var(--text-base);
    }

    .version-info {
        flex-direction: column;
        gap: var(--space-2);
    }
}

/* Shown in place of the download button while no build is published. The page
   is the address people are given, so it stays up between releases and says
   so rather than offering a file that is not there. */
.build-pending {
    margin: var(--space-4) 0;
    padding: var(--space-4) var(--space-5);
    border: var(--control-border);
    border-radius: var(--radius-lg);
    background: var(--bg-light);
    color: var(--text-gray);
    font-size: var(--text-base);
    text-align: center;
}