:root {
    --bg: #ebeff5;
    --surface: #ffffff;
    --primary: #003b6f;
    --primary-dark: #00539c;
    --secondary: #031930;
    --text-main: #333333;
    --text-muted: #555555;
    --border: #d0d7e2;
    --error: #ef4444;
}

.reportbot-shell {
    padding: 1.5rem 1rem 2.5rem;
}

.reportbot-container {
    max-width: 980px;
    width: 100%;
    margin: 0 auto;
}

.reportbot-shell .card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1rem;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.08);
}

.reportbot-shell .btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1.25rem;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease,
        box-shadow 0.15s ease;
    text-decoration: none;
    border: 1px solid transparent;
    font-family: inherit;
}

.reportbot-shell .btn-primary {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}

.reportbot-shell .btn-primary:hover {
    background: var(--primary-dark);
    border-color: var(--primary-dark);
}

.reportbot-shell .btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

@media (max-width: 768px) {
    .reportbot-shell {
        padding: 1.25rem 0.75rem 2.25rem;
    }
}