body {
    background-color: #f4f5f7;
    font-family: 'Segoe UI', 'Roboto', sans-serif;
}

/* Layout */
.layout-container {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 250px;
    background-color: #f7f8f9;
    border-right: 1px solid #e1e4e8;
    padding: 1rem;
}

.top-bar {
    background-color: #ffffff;
    padding: 1rem 2rem;
    border-bottom: 1px solid #e1e4e8;
    min-height: 10vh;
}

.app-title {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 600;
    color: #0b69ff;
}

.content-area {
    padding: 2rem;
    background-color: #ffffff;
    flex-grow: 1;
}

.page-wrapper {
    max-width: 1000px;
    margin: 0 auto;
    padding: 2rem;
}

/* NavMenu */
.nav-link-custom {
    display: flex;
    align-items: center;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    text-decoration: none;
    color: #344563;
    transition: background-color 0.2s ease;
}

    .nav-link-custom:hover {
        background-color: #e4e7ec;
        text-decoration: none;
    }

    .nav-link-custom.active {
        background-color: #d2e5fe;
        color: #0b69ff;
        font-weight: 600;
    }

/* Survey Cards */
.survey-card {
    background-color: #ffffff;
    border: none;
    border-radius: 0.75rem;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.08);
    transition: box-shadow 0.2s ease;
}

    .survey-card:hover {
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
    }

.event-badge {
    background-color: #0052CC;
    color: white;
    padding: 0.35rem 0.8rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.error-ui {
    position: fixed;
    bottom: 1rem;
    left: 1rem;
    background-color: #dc3545;
    color: white;
    padding: 1rem;
    border-radius: 8px;
    z-index: 999;
    display: none;
}

.survey-form-wrapper {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem;
    background-color: #ffffff;
    border-radius: 0.75rem;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.form-grid {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.form-group label {
    font-weight: 600;
    margin-bottom: 0.5rem;
    display: block;
    color: #344563;
}

input.form-control,
textarea.form-control {
    border-radius: 0.5rem;
    border: 1px solid #ced4da;
    padding: 0.6rem 0.75rem;
    font-size: 1rem;
}

    input.form-control:focus,
    textarea.form-control:focus {
        border-color: #0b69ff;
        outline: none;
        box-shadow: 0 0 0 0.15rem rgba(11, 105, 255, 0.2);
    }

button.btn i {
    vertical-align: middle;
}

.validation-message {
    color: #d32f2f;
}

.date-range-picker {
    margin-bottom: 1rem;
}

    .date-range-picker label {
        font-weight: 600;
        margin-bottom: 0.25rem;
    }

    .date-range-picker .form-control {
        margin-bottom: 0.5rem;
    }

    .date-range-picker p {
        font-size: 0.875rem;
    }