body.app-body {
    font-family: Arial, sans-serif;
    background: #f2f2f2;
    margin: 0;
    padding: 0;
    min-height: 100vh;
}

.app-shell {
    padding: 12px;
}

.app-card {
    background: #ffffff;
    max-width: 650px;
    margin: 15px auto;
    padding: 22px;
    border-radius: 16px;
    box-shadow: 0 4px 14px rgba(0,0,0,0.08);
}

.app-logo-wrap {
    text-align: center;
    margin-bottom: 10px;
}

.app-logo {
    max-width: 120px;
    width: 40%;
    height: auto;
}

.app-title {
    text-align: center;
    color: #c00000;
    font-size: 28px;
    font-weight: bold;
    margin-bottom: 4px;
}

.app-subtitle {
    text-align: center;
    color: #777;
    margin-bottom: 22px;
}

.app-section-title {
    text-align: center;
    color: #1f2d3d;
    font-size: 24px;
    font-weight: bold;
    margin-top: 0;
    margin-bottom: 20px;
}

.app-top-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
    margin-bottom: 18px;
}

.app-user-box {
    font-size: 14px;
    color: #333;
    font-weight: bold;
}

.app-label {
    margin-top: 12px;
    margin-bottom: 4px;
    font-size: 13px;
    color: #444;
    font-weight: bold;
}

.app-input,
.app-select,
.app-textarea,
.app-button {
    width: 100%;
    box-sizing: border-box;
    padding: 12px;
    margin-top: 8px;
    border-radius: 10px;
    border: 1px solid #ccc;
    font-size: 14px;
}

    .app-input[readonly] {
        background: #f8f8f8;
    }

.app-textarea {
    min-height: 95px;
    resize: vertical;
}

.app-button {
    border: none;
    font-weight: bold;
    cursor: pointer;
}

.app-button-primary {
    background: #007bff;
    color: #fff;
}

    .app-button-primary:hover {
        background: #0069d9;
    }

    .app-button-primary:disabled {
        background: #8cbcf1;
        cursor: not-allowed;
    }

.app-button-secondary {
    background: #6c757d;
    color: #fff;
    width: auto;
    padding: 10px 14px;
}

    .app-button-secondary:hover {
        background: #5a6268;
    }

.app-message {
    margin-top: 14px;
    padding: 12px;
    border-radius: 8px;
    font-weight: bold;
    display: none;
}

.app-message-success {
    display: block;
    background: #d4edda;
    color: #155724;
}

.app-message-error {
    display: block;
    background: #f8d7da;
    color: #721c24;
}

.login-page-center {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 12px;
}

.login-card {
    width: 100%;
    max-width: 380px;
    background: #ffffff;
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0 4px 14px rgba(0,0,0,0.08);
}