:root {
    --app-bg: #f4f7fb;
    --app-ink: #172033;
    --app-muted: #667085;
    --app-primary: #1769ff;
    --app-primary-dark: #0e357c;
    --app-surface: #ffffff;
    --app-border: #d9e2ef;
}

body.app-body {
    background: var(--app-bg);
    color: var(--app-ink);
}

.app-navbar {
    background: linear-gradient(90deg, #071a3d, #123d8f 60%, #1769ff);
    box-shadow: 0 12px 30px rgba(7, 26, 61, .18);
}

.public-shell {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 24px;
    background:
        radial-gradient(circle at top left, rgba(23, 105, 255, .16), transparent 30%),
        linear-gradient(135deg, #eef4ff, #f8fbff 45%, #edf7f1);
}

.auth-card,
.app-card,
.metric-card {
    background: var(--app-surface);
    border: 1px solid var(--app-border);
    border-radius: 8px;
    box-shadow: 0 14px 35px rgba(23, 32, 51, .08);
}

.auth-card {
    width: min(100%, 430px);
}

.metric-card {
    min-height: 128px;
}

.metric-icon {
    width: 44px;
    height: 44px;
    display: inline-grid;
    place-items: center;
    border-radius: 8px;
    background: rgba(23, 105, 255, .1);
    color: var(--app-primary);
}

.table > :not(caption) > * > * {
    vertical-align: middle;
}

.text-muted-2 {
    color: var(--app-muted);
}

.copy-input {
    min-width: 260px;
    font-size: .85rem;
}

.file-title {
    max-width: 360px;
}

.file-title strong,
.truncate {
    display: block;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.btn-icon {
    width: 36px;
    height: 36px;
    display: inline-grid;
    place-items: center;
    padding: 0;
}

.download-panel {
    width: min(100%, 540px);
}